Active location

Keswick, Cumberland

54.60°N, 3.14°W · ~83m · 06:26 – 19:54

Updated 11:46

Temp

15°C

↑ 0.2 / 1hr

Wind

7.8

↑ 0.7 / 1hr

Condition

Overcast

Score

7.2

Good


Time
Condition
Precip mm
Precip %
Temp & Wind
Temp °C
Feels °C
Direction
Wind mph
Gust mph
Detail
Humidity %
Pressure
Vis km
UV Index
CAPE J/kg
Score

Sat 5 Sep													Sun 6 Sep																								Mon 7 Sep																								Tue 8 Sep																								Wed 9 Sep																								Thu 10 Sep																								Fri 11 Sep																								Sat 12 Sep
11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00	00:00

-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0.6	0.1	-	-	-	-	-	-	-	-	-	-	-	0.3	0.4	0.2	0.4	-	0.1	-	-	-	-	-	-	-	-	-	-	1.8	1.8	1.8	0.7	0.7	0.7	0.1	0.1	0.1	0.2	0.2	0.2	0.6	0.6	0.6	0.3	0.3	0.3	0.6	0.6	0.6	1.6	1.6	1.6	0.5	0.5	0.5	0.1	0.1	0.1	0.1	0.1	0.1	-	-	-	-	-	-	-	-	-	-	-	-	0.2	0.2	0.2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0.1	0.1	0.1	-	-	-	-	-	-	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.4	0.4	0.4	0.4	0.3	0.3	0.3	0.3	0.3	0.3	-	-	-	-	-
15%	15%	20%	5%	10%	5%	10%	0%	20%	20%	10%	10%	5%	10%	10%	10%	0%	15%	25%	20%	20%	50%	85%	85%	10%	5%	5%	5%	10%	5%	10%	5%	15%	15%	40%	85%	80%	95%	90%	45%	65%	10%	25%	15%	10%	10%	5%	5%	10%	5%	45%	80%	100%	100%	90%	80%	70%	65%	60%	60%	65%	75%	85%	85%	85%	85%	80%	75%	75%	75%	80%	85%	100%	100%	100%	70%	65%	55%	65%	70%	85%	75%	70%	55%	10%	15%	25%	25%	15%	15%	15%	15%	15%	10%	15%	25%	65%	75%	80%	30%	20%	20%	15%	15%	10%	15%	20%	25%	30%	30%	35%	35%	35%	35%	35%	35%	35%	25%	25%	15%	15%	20%	30%	70%	70%	65%	15%	15%	20%	30%	30%	50%	85%	85%	85%	90%	90%	90%	90%	90%	90%	90%	90%	85%	85%	85%	85%	85%	75%	70%	70%	70%	60%	25%	25%	30%	35%	35%

15°	15°	15°	16°	16°	16°	16°	16°	15°	14°	14°	14°	14°	14°	14°	14°	14°	14°	14°	14°	14°	15°	14°	15°	16°	17°	18°	19°	20°	20°	20°	20°	19°	18°	18°	17°	17°	17°	17°	16°	15°	15°	15°	14°	13°	15°	15°	15°	16°	16°	16°	16°	15°	15°	14°	14°	13°	13°	13°	13°	12°	12°	12°	12°	12°	12°	11°	11°	11°	11°	11°	12°	12°	12°	12°	12°	13°	13°	13°	13°	12°	12°	12°	11°	11°	11°	10°	10°	10°	10°	10°	10°	10°	10°	11°	12°	13°	13°	14°	14°	14°	14°	14°	14°	13°	11°	10°	9°	9°	10°	10°	10°	9°	9°	9°	10°	11°	11°	12°	13°	14°	15°	16°	16°	16°	16°	15°	15°	14°	14°	14°	14°	14°	14°	14°	14°	15°	15°	15°	15°	16°	16°	15°	15°	15°	15°	15°	15°	15°	15°	15°	15°	14°	14°	13°	13°	12°	12°
13°	13°	13°	14°	14°	14°	14°	15°	13°	14°	13°	13°	14°	13°	13°	13°	13°	13°	13°	13°	13°	14°	14°	15°	15°	16°	16°	17°	19°	19°	18°	18°	17°	17°	17°	18°	18°	18°	18°	17°	15°	15°	15°	14°	13°	14°	14°	13°	13°	13°	12°	12°	12°	12°	11°	10°	9°	9°	9°	9°	8°	8°	8°	8°	8°	8°	8°	7°	7°	7°	8°	8°	9°	9°	9°	9°	10°	10°	9°	9°	9°	9°	8°	8°	8°	7°	7°	7°	7°	7°	7°	7°	7°	8°	9°	9°	10°	10°	11°	11°	11°	11°	11°	11°	10°	9°	8°	7°	8°	9°	9°	9°	8°	8°	8°	9°	10°	11°	11°	12°	13°	14°	14°	14°	14°	14°	13°	13°	13°	13°	13°	13°	13°	13°	13°	13°	13°	14°	14°	14°	15°	15°	14°	14°	14°	13°	13°	13°	14°	14°	14°	14°	14°	14°	13°	13°	12°	12°
W	W	W	W	W	W	WSW	WSW	SSW	SSE	SSW	SSE	SSE	SSE	SSE	SE	E	E	E	E	E	SE	SE	SE	ESE	SSE	SSE	SSE	SSE	S	S	SSW	SSW	SSW	SSW	SSW	SSW	S	WSW	W	E	NNW	N	SW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	W	W	W	W	W	W	W	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	WNW	W	W	W	W	W	W	W	WSW	WSW	WSW	SW	SW	SSW	SSW	S	S	S	SSE	S	S	S	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	S	S	SSE	S	S	S	SSW	SSW	SW	WSW	WSW	W	W	W	W	W	W	W	W	W	W	W	W	W	W	WSW	SW	SW	SSW
8	9	9	9	9	8	6	4	6	3	3	5	5	5	5	5	5	4	5	5	6	6	5	5	6	10	13	11	9	9	11	12	12	10	9	4	7	4	6	5	2	1	2	2	2	3	5	8	12	14	17	19	19	19	18	17	17	17	17	17	17	16	16	16	16	16	16	15	15	15	16	16	15	13	13	13	15	16	16	16	15	14	14	13	13	14	14	13	12	11	10	9	8	9	11	12	13	13	13	13	13	13	12	11	10	8	6	5	4	4	4	4	3	3	3	3	4	4	5	6	7	8	9	9	10	10	10	9	9	9	9	9	11	11	11	11	11	11	11	11	11	11	11	11	12	12	11	11	10	9	8	7	6	5	4	3	2	2
17	18	20	19	19	17	14	9	12	7	7	10	10	10	11	11	12	10	13	13	13	15	12	11	15	21	25	23	18	21	23	26	25	22	19	11	16	10	13	11	8	6	6	8	7	8	11	18	25	28	33	36	36	35	34	33	32	32	33	33	32	31	30	30	30	30	30	29	29	29	30	30	28	25	24	25	28	30	30	30	29	28	27	26	26	27	26	25	23	21	19	17	17	18	21	23	24	24	24	25	25	25	23	21	18	15	11	8	7	7	7	6	5	4	5	6	7	8	10	11	13	15	17	18	19	19	18	17	16	16	16	17	20	21	21	22	21	21	21	20	20	20	21	21	21	22	21	20	19	17	15	13	11	9	8	6	4	3

73	72	77	70	68	68	67	66	79	79	81	82	79	79	80	79	81	81	81	79	78	77	86	85	83	74	72	71	67	63	64	67	72	76	82	89	90	95	92	89	79	81	81	85	85	78	75	69	69	67	66	74	85	92	93	91	89	88	88	88	88	88	88	89	91	92	92	91	91	91	91	91	92	93	93	89	84	81	83	86	89	89	88	87	88	90	92	92	92	92	92	93	92	89	86	83	82	82	80	75	68	65	68	74	80	85	89	92	93	92	92	94	97	98	98	96	94	92	90	87	84	81	79	78	78	79	81	84	87	90	93	95	92	93	94	95	95	95	95	95	95	95	95	94	94	93	93	93	92	92	92	92	92	92	93	94	95	96
1011	1012	1012	1012	1012	1012	1013	1013	1013	1013	1013	1013	1013	1013	1013	1012	1011	1011	1010	1010	1010	1010	1009	1009	1008	1007	1006	1006	1005	1005	1004	1004	1003	1003	1003	1003	1003	1003	1002	1002	1002	1003	1003	1003	1003	1003	1003	1003	1003	1002	1002	1001	1000	1000	999	998	998	998	998	997	997	997	996	996	995	995	995	995	995	995	995	995	995	995	995	995	995	995	995	996	997	997	998	999	999	1000	1000	1000	1000	1000	1001	1001	1002	1002	1002	1003	1003	1004	1004	1004	1004	1004	1004	1004	1004	1004	1004	1003	1003	1003	1003	1003	1003	1003	1003	1003	1003	1003	1003	1004	1004	1004	1004	1004	1004	1003	1003	1003	1003	1003	1002	1002	1001	1000	1000	999	999	999	999	999	999	1000	1000	1001	1001	1002	1003	1003	1004	1004	1005	1006	1006	1006	1007	1007	1007	1007
28.5	31.3	21	33.3	33.9	34.2	34.8	35.7	27.4	33.9	30.6	30	32	32.2	32.9	32.2	29.5	27.2	25.8	23.8	21.6	22.5	11	20	20.9	27.4	22.1	25.5	30.5	32	30.5	31.6	30.1	29.3	11.4	12.9	28.7	9.3	18.9	17.7	43.9	44.2	41.3	32.8	34.1	36.3	37	40.1	36.3	32	27.8	16.2	9.2	2.2	7.9	13.6	19.3	18.9	18.5	18.2	14	9.7	5.5	5.2	4.9	4.7	7	9.3	11.7	9.2	6.7	4.2	3.8	3.4	3	8.5	14	19.6	14.8	10.1	5.4	10.7	16	21.3	19.4	17.4	15.5	16.7	18	19.2	19.2	19.2	19.1	20.5	21.8	23.1	18.1	13.2	8.2	11.6	14.9	18.2	15.5	12.7	9.9	12.8	15.7	18.6	15.1	11.5	8	9	10	11	9.7	8.4	7	8.9	10.8	12.8	13.6	14.4	15.2	18	20.8	23.6	22.9	22.2	21.5	16.7	11.8	7	6.5	6	5.5	5.3	5.1	4.9	4.7	4.5	4.3	4.4	4.5	4.6	4.7	4.8	4.9	7.3	9.6	12	14.4	16.7	19.1	18.4	17.7	17.1	16.4	15.7
1.1	1.5	1.9	2.8	1.9	1.4	0.6	0.2	-	-	-	-	-	-	-	-	-	-	-	-	-	-	0.2	0.5	2.2	3	3.2	2.8	1.8	1.5	0.7	0.2	-	-	-	-	-	-	-	-	-	-	-	-	-	0.2	0.5	1.3	2	2.8	3.3	2.6	1.9	1.5	1.3	0.9	0.4	-	-	-	-	-	-	-	-	-	-	-	0.2	0.9	1.4	1.6	1.7	1.9	2	2.9	3.5	3.2	2.3	1.1	0.3	-	-	-	-	-	-	-	-	-	-	-	0.3	1.2	2	2.5	2.8	2.7	2.6	2.4	2.3	2	1.7	1.1	0.4	-	-	-	-	-	-	-	-	-	-	-	0.1	0.8	1.6	2.4	2.8	2.7	2.5	2.4	2.2	1.9	1.6	1	0.4	-	-	-	-	-	-	-	-	-	-	-	0.1	0.6	1.2	1.6	2	2.3	2.4	2.6	2.8	2.6	2.1	1.3	0.5	-	-	-	-	-
50	60	70	60	50	30	40	30	30	20	20	20	0	10	10	0	0	0	0	0	0	0	0	0	0	10	0	10	0	0	0	0	0	0	0	0	10	60	40	0	0	0	0	50	50	60	30	20	28	30	40	100	190	230	190	120	60	40	40	40	30	10	10	30	60	80	70	50	40	50	70	80	70	60	50	60	70	70	60	40	20	10	0	0	10	10	20	20	10	0	0	0	0	20	40	60	90	120	130	110	80	50	40	40	30	20	10	0	0	0	0	0	0	0	0	0	0	0	10	20	50	80	100	90	70	50	30	10	0	0	0	0	0	0	0	0	0	10	10	10	20	30	40	50	60	70	70	70	60	60	50	40	30	20	20	10	10	0
5.7	5.5	5.1	6.6	6.6	7.0	7.7	8.6	7.8	8.8	10.0	8.3	8.3	8.3	8.1	8.1	8.0	8.3	6.7	6.7	6.5	6.2	6.4	6.8	7.4	6.0	4.0	4.5	5.5	5.0	4.5	3.9	4.1	4.7	5.3	6.8	5.7	7.0	6.3	7.0	9.9	10.0	8.8	8.8	8.8	7.6	6.9	5.5	4.0	4.5	3.3	1.2	0.2	0.4	1.3	2.8	3.0	3.4	3.2	3.2	3.4	3.7	2.7	2.4	2.3	2.2	3.7	3.9	4.0	3.7	3.5	2.3	2.1	2.7	3.0	4.6	3.9	3.4	3.7	4.0	3.0	4.4	4.7	4.9	4.9	4.8	4.8	5.1	5.5	5.9	6.3	6.8	7.0	6.6	6.0	5.5	5.2	3.9	3.9	4.0	3.8	3.9	5.4	5.9	6.5	7.2	6.8	7.3	7.5	7.6	7.6	8.8	8.8	8.8	8.8	8.8	8.8	8.6	8.3	7.9	7.6	5.9	5.6	5.3	5.1	5.0	5.2	6.7	6.9	7.0	7.0	5.7	4.8	4.6	4.5	4.4	4.4	4.5	4.6	4.7	4.7	4.6	4.5	4.4	4.3	4.2	4.3	4.7	6.1	6.6	7.0	7.4	7.8	8.3	8.6	10.0	10.0	8.8

Best Activity Window

WeatherDuck score

Day average: 7.2/10

Best window: 19:00-22:00 · Avg 8.9

What this shows

The selected day from 06:00 to 21:00, scored from 0-10. The top line gives the day average and strongest window; the bars show how conditions rise and fall through that activity window. WeatherDuck score — Wind up to 5 mph (matters a lot) · Rain none at all (matters a fair bit) · Sky At least Mostly cloudy (matters a fair bit).

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These factors shape your score — set a comfy range for each, and how much it matters. Add more from the tray, or remove ones you don't care about. The bars update instantly.

Wind

Comfy range up to 5 mph

How much it matters

matters a lot

Rain

Comfy range none at all

How much it matters

matters a fair bit

Sky

Comfy range At least Mostly cloudy

How much it matters

matters a fair bit

Temperature

Comfy range 0 – 25°C

How much it matters

matters a fair bit

Time of day

Comfy range any time of day

How much it matters

matters a fair bit

Comfy range any UV level

How much it matters

matters a fair bit

Wind direction

Comfy range any direction

How much it matters

matters a fair bit

Visibility

Comfy range at least 5 km

How much it matters

matters a fair bit

Not counted — tap to add

Overcast

16° / 13° · Today · Sat 5

Patchy precipitation is possible, but coverage looks limited. West-northwesterly winds averaging around 8 mph with peaks near 15 mph, gusting to 35 mph. Temperatures range from 13C to 16C with largely cloudy skies.

0.2 mm

Rain total

15 mph WNW

Wind max

gusts 35 mph

2.8

UV max

peak 14:00

Low

Pollen

Grass

Air quality

Fair

Very low

Thunder

CAPE 70

Atmosphere

Cloud avg 77%

Freezing level 2,510 mup to 3,630 m

Fog risk Low

Sun & Moon

06:26 / 19:54

Sun ↑↓

13 h 27 m

Daylight

23:16 / 17:38

Moon ↑↓

Last Quarter

Moon phase

40% lit

Overcast

20° / 14° · Tomorrow · Sun 6

Light showers most likely in morning. South-southeasterly winds averaging around 8 mph with peaks near 13 mph, gusting to 26 mph. Temperatures range from 14C to 20C, trending warmer later with largely cloudy skies. Watch for moderate uv in brighter breaks.

1.4 mm

Rain total

13 mph SSE

Wind max

gusts 26 mph

3.2

UV max

peak 13:00

Low

Pollen

Grass

Fair

Air quality

Very low

Thunder

CAPE 10

Atmosphere

Cloud avg 88%

Freezing level 3,620 mup to 3,880 m

Fog risk Low

Sun & Moon

06:28 / 19:52

Sun ↑↓

13 h 23 m

Daylight

00:43 / 18:20

Moon ↑↓

Waning Crescent

Moon phase

30% lit

A notably wet day

17° / 12° · Mon 7 Sep

Persistent rain most likely in midday and afternoon / evening. Southwesterly winds averaging around 11 mph with peaks near 19 mph, gusting to 36 mph. Temperatures range from 12C to 17C, turning cooler later with largely cloudy skies. Watch for moderate uv in brighter breaks.

8.7 mm

Rain total

19 mph SW

Wind max

gusts 36 mph

3.3

UV max

peak 13:00

Pollen

Air quality

Very low

Thunder

CAPE 230

Atmosphere

Cloud avg 79%

Freezing level 2,350 mup to 3,880 m

Fog risk Low

Sun & Moon

06:30 / 19:49

Sun ↑↓

13 h 18 m

Daylight

-- / 18:45

Moon ↑↓

Waning Crescent

Moon phase

20% lit

A notably wet day

13° / 11° · Tue 8 Sep

Persistent rain most likely in morning, midday, and afternoon / evening. Westerly winds averaging around 15 mph with peaks near 16 mph, gusting to 31 mph. Temperatures range from 11C to 13C with largely cloudy skies. Watch for moderate uv in brighter breaks.

11.8 mm

Rain total

16 mph W

Wind max

gusts 31 mph

3.5

UV max

peak 15:00

Pollen

Air quality

Very low

Thunder

CAPE 80

Atmosphere

Cloud avg 69%

Freezing level --

Fog risk Low

Sun & Moon

06:32 / 19:46

Sun ↑↓

13 h 14 m

Daylight

02:19 / 19:01

Moon ↑↓

Waning Crescent

Moon phase

13% lit

Overcast

14° / 9° · Wed 9 Sep

Light showers most likely in midday. West-northwesterly winds averaging around 11 mph with peaks near 14 mph, gusting to 27 mph. Temperatures range from 9C to 14C with a mix of sun and cloud.

0.6 mm

Rain total

14 mph WNW

Wind max

gusts 27 mph

2.8

UV max

peak 11:00

Pollen

Air quality

Very low

Thunder

CAPE 130

Atmosphere

Cloud avg 58%

Freezing level --

Fog risk Low

Sun & Moon

06:34 / 19:44

Sun ↑↓

13 h 10 m

Daylight

03:54 / 19:14

Moon ↑↓

Waning Crescent

Moon phase

6% lit

Overcast

16° / 9° · Thu 10 Sep

Patchy precipitation is possible, but coverage looks limited. Southerly winds averaging around 7 mph with peaks near 11 mph, gusting to 20 mph. Temperatures range from 9C to 16C, trending warmer later with largely cloudy skies.

0.5 mm

Rain total

11 mph S

Wind max

gusts 20 mph

2.8

UV max

peak 11:00

Pollen

Air quality

Very low

Thunder

CAPE 100

Atmosphere

Cloud avg 89%

Freezing level --

Fog risk Low

Sun & Moon

06:36 / 19:41

Sun ↑↓

13 h 5 m

Daylight

05:26 / 19:23

Moon ↑↓

Waning Crescent

Moon phase

2% lit

Light drizzle

16° / 12° · Fri 11 Sep

Persistent rain most likely in morning, midday, and afternoon / evening. Westerly winds averaging around 9 mph with peaks near 12 mph, gusting to 22 mph. Temperatures range from 12C to 16C with largely cloudy skies.

6.4 mm

Rain total

12 mph W

Wind max

gusts 22 mph

2.8

UV max

peak 15:00

Pollen

Air quality

Very low

Thunder

CAPE 70

Atmosphere

Cloud avg 81%

Freezing level --

Fog risk Low

Sun & Moon

06:37 / 19:39

Sun ↑↓

13 h 1 m

Daylight

06:53 / 19:32

Moon ↑↓

New Moon

Moon phase

0% lit

Live rain radar

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0.6 mm

Last 24 h

32 mm

Last 7 days

Measured at Keswick Sewage rain gauge, 1.9 km away

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Layer	Item	Material	Why
Base	Moisture-wicking top	Merino wool or synthetic; avoid cotton	A good standard choice in most conditions
Mid	Light fleece	Micro-fleece or lightweight synthetic; down OK today (dry forecast)	16°C with mild, windy insulation
Outer	Waterproof (in pack)	Lightweight packable shell because UK weather changes fast	Always carry because conditions shift quickly
Lower	Walking trousers	Quick-dry, stretch fabric	Dry conditions, comfortable walking
Feet	Walking boots	Standard boots, good grip on mixed terrain	Standard conditions
Extras	Hat, gloves, gaiters	Pack spare mid-layer, buff/neck gaiter	Cool on ridges, so extra warmth will be useful

Pack a backup. Keep one spare layer close.

Wear from the start 4 pieces

Keep in your pack 1 layer

Add before you go Weather protection

Tap an item to see why

Essential Recommended Guidance

Guidance based on the forecast, not professional safety advice. Always use your own judgement. BMC layering guide →

Inversion Outlook Lake District, Howgills & Eden Valley region

Unlikely

Saturday afternoon BEST

No clear window yet.

SAT AFTERNOON

No clear window

Unlikely

SUN MORNING

No clear window

Unlikely

Tap a period for detail

Key Factors

Temperature lid

Valley moisture

16%

Layer contrast

Summit clarity

Wind speed

Duration

No temperature inversion detected

Marginal moisture below

No moisture contrast, diffuse profile

Saturated above, no clear cap

Too windy, mixing likely

No sustained favourable window

Create Free Account for 1 Alert

Example email alert

Keswick Very likely

A Very likely inversion is about 28 km from your chosen location — tomorrow, best window 6–9am.

See the best spot →

Email alerts sent up to 24h ahead.

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Cloud Inversion Heatmap

Atmospheric Profile · Keswick · 83 m

Region Anchor

Loading… Timeline

Surface Pressure

Humidity at Pressure Levels

Temperature at Pressure Levels

Golden Hour

Today

DARKNESS

DAYLIGHT

05:41

06:06

06:26 Sunrise

06:46

07:11

Golden Hour · 40 min

Be at your summit by 06:06

Allow time to set up before the light show begins.

Monthly Inversion Chance

Illustrative relative chance by season

Illustrative — typical UK pattern

~2 proper inversion days per year. Mostly late autumn to spring. Free accounts get one 24-hour alert; Premium alerts can warn you up to 48 hours ahead.

Cloud inversions explained

What is a cloud inversion near Keswick, Cumberland?

A cloud inversion happens when cool, moist air becomes trapped in valleys beneath warmer air above. If the trapped moisture turns into fog or low cloud, the hills can rise through it into clearer air and sunshine. From a summit, the result can look like a wide sea of cloud with only the higher peaks visible.

The best chance near Keswick, Cumberland is a calm, settled night with moist valley air, a warm lid above and clearer, drier air over the tops. The bands on this page, from Unlikely to Very likely, describe the strength of that overall signal rather than a percentage promise, so always check timing, estimated cloud height and wind before setting off.

How to read this page. The headline outlook covers the surrounding region. Key Factors and the Atmospheric Profile describe the nearest available atmospheric profile.

Read the full UK cloud inversion guide See how WeatherDuck forecasts inversions

Common questions

When are cloud inversions most likely near Keswick?

Late October to early March, most often in the hours around dawn. They need a long, calm, clear night so cold air can pool in the valleys, which is why they are rare in summer.

How high do you need to climb to get above the cloud?

It depends on the cloud top, which most often sits between 200m and 800m. This page estimates the cloud top for each night, so check it against the height of the summit you have in mind.

How far ahead can a cloud inversion be forecast?

The signal usually firms up inside 48 hours. Beyond that the outlook tells you whether the pattern looks favourable rather than giving a firm call.

Does a Likely band mean an inversion is guaranteed?

No. The bands describe how strongly the ingredients line up, not a percentage chance, so always check the timing, estimated cloud height and wind before setting off.

Tonight's Stargazing

Poor conditions Cloudy outlook — limited stargazing tonight.

Moon Waning Crescent 34%

Cloud Cover Mostly cloudy 75%

Moon Times Set 17:38 · Rise 23:16

Sky Clarity 30 km Clear

Lunar Day Day 23.6

Light Pollution View map ↓

Tonight's Aurora

Aurora & Solar Wind NOAA

3.0 Planetary Kp No Data

Solar wind data unavailable right now.

Nightly Outlook

Swipe or tap a day · cream arc = moon altitude · red dotted = horizon · orange = sun · green band = best stargazing window

Tonight

Waning Crescent · 34% illuminated

22 out of 100

60° 30° 0°

▲Moonrise 23:16

☀ Sunset 19:54

☀ Sunrise 06:28

182022000204060810

Cloud cover80% avg

100

Moonrise23:16

MoonsetPast dawn

Peak alt62° @ 09:00

Lunar day23.6

Sun

Waning Crescent · 25% illuminated

7 out of 100

60° 30° 0°

▲Moonrise 00:43

▼Moonset 18:20

☀ Sunset 19:52

☀ Sunrise 06:30

182022000204060810

Cloud cover95% avg

100

Moonrise00:43

Moonset18:20

Peak alt59° @ 10:00

Lunar day24.6

Mon

Waning Crescent · 16% illuminated

33 out of 100

60° 30° 0°

▲Moonrise 02:19

▼Moonset 18:45

☀ Sunset 19:49

☀ Sunrise 06:32

182022000204060810

Cloud cover66% avg

100

Moonrise02:19

Moonset18:45

Peak alt53° @ 10:00

Lunar day25.6

Tue

Waning Crescent · 9% illuminated

75 out of 100

60° 30° 0°

▲Moonrise 03:54

▼Moonset 19:01

☀ Sunset 19:46

☀ Sunrise 06:34

182022000204060810

Cloud cover32% avg

Moonrise03:54

Moonset19:01

Peak alt45° @ 10:00

Lunar day26.6

Wed

Waning Crescent · 4% illuminated

5 out of 100

60° 30° 0°

▲Moonrise 05:26

▼Moonset 19:14

☀ Sunset 19:44

☀ Sunrise 06:36

182022000204060810

Cloud cover89% avg

Moonrise05:26

Moonset19:14

Peak alt34° @ 10:00

Lunar day27.6

Thu

New Moon · 1% illuminated

5 out of 100

60° 30° 0°

▲Moonrise 06:53

▼Moonset 19:23

☀ Sunset 19:41

☀ Sunrise 06:37

182022000204060810

Cloud cover93% avg

100

Moonrise06:53

Moonset19:23

Peak alt24° @ 10:00

Lunar day28.6

Fri

New Moon · 0% illuminated

0 out of 100

60° 30° 0°

▼Moonset 19:32

☀ Sunset 19:39

☀ Sunrise 05:39

182022000204060810

Cloud cover52% avg

MoonriseAlready up

Moonset19:32

Peak alt13° @ 10:00

Lunar day0.1

Swipe / scroll, or tap a day above

Aurora Kp · 3-Day Forecast

NOAA SWPC · 3-hourly

Higher Kp = stronger geomagnetic activity = better aurora chances. For UK observers, Kp 4+ means aurora is possible from N. Scotland; Kp 5+ brings it across the whole UK.

Today

Sat 5 Sep

Quiet

Peak Kp 2.7 at 03:00 UTC

No aurora expected — geomagnetic field calm.

9630

2.7 · 03:00

0003060912151821

Tomorrow

Sun 6 Sep

Quiet

Peak Kp 1.7 at 00:00 UTC

No aurora expected — geomagnetic field calm.

9630

1.7 · 00:00

0003060912151821

Mon 7

Mon 7 Sep

Unsettled

Peak Kp 3.7 at 12:00 UTC

Slightly unsettled — minor activity, no aurora expected.

9630

3.7 · 12:00

0003060912151821

Aurora Forecast Map

Global — OVATION Model

UK Focus

Your Night Sky

Meteor Showers

Coming up this year

Orionids Oct 21

Oct 2 – Nov 7

Fast, with persistent trains.

Leonids Nov 17

Nov 6 – Nov 30

Occasional storms. Fast, bright.

Geminids Dec 14

Dec 4 – Dec 20

Best of the year. Bright, multi-coloured.

Earlier this year

Quadrantids Jan 4

Jan 1 – Jan 6

Strong, short-lived peak. Bright fireballs.

Lyrids Apr 22

Apr 16 – Apr 25

Sparse, sometimes glowing trails.

Eta Aquariids May 6

Apr 19 – May 28

Best before dawn. Fast meteors.

Delta Aquariids Jul 30

Jul 12 – Aug 23

Steady rates, faint. Best late night.

Perseids Aug 12

Jul 17 – Aug 24

Bright, reliable. Best summer shower.

Light Pollution Map

Understanding the stargazing score

The stargazing score combines cloud cover and moon illumination to estimate how good conditions are for observing the night sky. Cloud cover is the dominant factor — even the darkest location is useless under heavy cloud.

The Bortle scale measures light pollution from 1 (pristine dark sky) to 9 (inner-city sky). In the UK, the best accessible sites reach Bortle 2 to 3, found in areas like Northumberland International Dark Sky Park, parts of the Lake District, Snowdonia, the Brecon Beacons, and the Scottish Highlands. At Bortle 3, the Milky Way is clearly visible and dozens of deep-sky objects are observable with binoculars.

Moon phase matters: A new moon (0% illumination) provides the darkest sky. A full moon floods the sky with light, washing out everything except planets and the brightest stars. The best stargazing combines a new or thin crescent moon with clear skies.

Practical tips: Give your eyes 20 to 30 minutes to dark-adapt after arriving at your spot. Avoid looking at phone screens (use a red-light torch instead). The hours after midnight are often best, as the atmosphere settles and any remaining cloud may clear.

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This uses Environment Agency rainfall data from the real-time data API (Beta). Rainfall data from the Scottish Environment Protection Agency (SEPA), licensed under the Open Government Licence v3.0. Natural Resources Wales data is licensed under the Open Government Licence v3.0. Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved.

Planning aid, not a safety service. Check official warnings before you go. Safety information

Weather data by Open-Meteo.com (UK Met Office Seamless) · Map data © OpenStreetMap contributors · Data sources & licences