Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

14:37

08:50

13 OK
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 OK
22 OK
23 OK
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 08:13, Set: 16:13, Transit: 12:14. Moon - Rise: 14:37, Set: 08:50. Civil Dark: 16:53 - 07:34. Nautical Dark: 17:35 - 06:51. Astro Dark: 18:16 - 06:11

Total Clouds (% Sky Obscured)

15
11
9
0
0
0
0
1
12
19
22
12
1
3
10
5
5
13
7
0
0
0
0
6

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
12
19
22
12
0
0
0
0
0
0
0
0
0
0
0
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
6
3
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
4
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
11
10
8
8
8
8
7
7
8
9
9
9
10
8
8
8
10
9
9
10
11
12

Chance of Frost

Temperature (°C)

4
4
3
2
2
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
1
2
2

Feels Like (°C)

-1
-1
-1
-1
-0
-1
-2
-1
-1
-2
-2
-3
-3
-3
-4
-4
-5
-5
-4
-3
-3
-3
-2
-2

Dew Point (°C)

-2
-2
-3
-3
-2
-2
-2
-1
-1
-1
-1
-2
-2
-1
-2
-3
-4
-4
-5
-6
-6
-7
-7
-7

Relative Humidity (%)

64
66
65
69
74
77
80
84
89
91
89
84
84
88
83
81
77
74
71
66
63
56
53
52

Pressure (mb)

1009
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1011
1012
1012
1011
1011
1012
1012
1012
1013
1013
1014
1014

Ozone (du)

289
286
290
290
288
290
293
300
309
314
314
324
336
348
347
345
345
346
352
351
346
346
346
344

Saturday 3

Full Moon 99%

15:58

09:29

13 OK
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 OK
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 08:13, Set: 16:14, Transit: 12:14. Moon - Rise: 15:58, Set: 09:29. Civil Dark: 16:54 - 07:34. Nautical Dark: 17:36 - 06:51. Astro Dark: 18:17 - 06:11

Total Clouds (% Sky Obscured)

24
18
0
0
0
0
15
0
0
0
0
0
0
0
0
0
24
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

24
18
0
0
0
0
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
10
8
8
7
7
7
5
5
4
4
4
5
5
4
4
4
5
5
4
6
8

Chance of Frost

Temperature (°C)

3
3
3
2
1
1
0
-0
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-3
-3
-2
-1
1
2

Feels Like (°C)

-2
-1
-2
-2
-2
-3
-3
-4
-4
-4
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-3
-2
-2

Dew Point (°C)

-6
-6
-5
-5
-4
-5
-5
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-8
-8
-7
-7
-8
-7
-7

Relative Humidity (%)

53
54
57
63
67
66
67
65
65
67
70
68
66
67
68
68
68
67
68
69
68
61
57
52

Pressure (mb)

1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

344
349
345
346
345
346
352
352
351
350
350
346
340
335
335
336
337
339
343
343
348
352
353
348

Sunday 4

Waning Gibbous 96%

17:28

09:54

13 Good
14 Good
15 Bad
16 Bad
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:13, Set: 16:15, Transit: 12:15. Moon - Rise: 17:28, Set: 09:54. Civil Dark: 16:55 - 07:33. Nautical Dark: 17:37 - 06:51. Astro Dark: 18:18 - 06:11

Total Clouds (% Sky Obscured)

0
0
59
59
54
21
42
41
75
44
20
15
15
15
25
100
100
85
71
54
56
56
61
49

Low Clouds (% Sky Obscured)

0
0
1
2
3
3
14
25
25
25
20
15
15
15
25
42
28
27
21
20
14
4
1
4

Medium Clouds (% Sky Obscured)

0
0
25
20
20
12
42
41
75
44
20
15
15
15
25
100
100
85
71
54
55
56
61
45

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
14
12
6
15
15
10
15
7
1
1
0
1
9
24
15
10
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
5
2
1
0
1
9
9
4
0
0
0
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
None
None
None
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
3
2
1
6
8
22
46
47
48
30
17
12
23
33
15
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.1
0
0
0
0.1
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
7
6
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
3
3
3
4
5

Chance of Frost

Temperature (°C)

3
3
2
1
0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
1
1

Feels Like (°C)

-1
-1
-1
-1
-2
-3
-3
-4
-5
-4
-4
-5
-4
-4
-5
-4
-4
-3
-4
-3
-4
-2
-2
-2

Dew Point (°C)

-6
-6
-4
-2
-1
-1
-1
-2
-2
-3
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-2
-1
-2
-3

Relative Humidity (%)

52
55
63
78
91
94
96
94
89
86
91
91
96
96
94
92
92
98
98
96
96
91
80
76

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1015
1015
1016
1016
1016
1016

Ozone (du)

349
348
345
346
349
352
353
356
363
372
381
384
386
386
384
383
387
390
393
395
396
403
404
399

Monday 5

Waning Gibbous 90%

18:57

10:12

13 OK
14 Good
15 OK
16 OK
17 Bad
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:12, Set: 16:17, Transit: 12:15. Moon - Rise: 18:57, Set: 10:12. Civil Dark: 16:56 - 07:33. Nautical Dark: 17:38 - 06:51. Astro Dark: 18:19 - 06:11

Total Clouds (% Sky Obscured)

40
18
34
47
50
6
2
5
6
6
7
4
3
3
10
18
31
54
81
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
11
10
11
9
1
1
2
2
2
2
1
1
1
1
1
1
1
1
1
1
0
0
11

Medium Clouds (% Sky Obscured)

32
6
24
35
35
3
0
0
0
0
0
0
0
0
6
11
16
26
80
100
100
100
100
100

High Clouds (% Sky Obscured)

10
1
0
0
0
0
0
0
0
0
0
0
0
0
4
9
14
23
33
55
59
66
65
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
5
5
4
4
3
3
3
2
2
2
2
2
3
3
2
2
3
3
4
5

Chance of Frost

Temperature (°C)

1
1
1
-1
-1
-2
-2
-2
-3
-3
-3
-4
-4
-4
-5
-5
-5
-5
-5
-5
-4
-2
-1
0

Feels Like (°C)

-2
-2
-2
-4
-4
-5
-3
-4
-4
-4
-5
-5
-5
-5
-6
-6
-6
-6
-6
-7
-7
-5
-4
-3

Dew Point (°C)

-3
-2
-2
-3
-3
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-7
-7
-6
-6
-6

Relative Humidity (%)

74
77
83
84
84
81
81
79
81
84
86
89
90
90
90
89
87
85
84
84
79
74
68
64

Pressure (mb)

1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

399
400
394
388
388
390
395
396
387
388
390
387
387
386
387
387
388
388
391
392
391
392
393
394

Tuesday 6

Waning Gibbous 83%

20:22

10:26

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 Good

Sun - Rise: 08:12, Set: 16:18, Transit: 12:16. Moon - Rise: 20:22, Set: 10:26. Civil Dark: 16:57 - 07:33. Nautical Dark: 17:39 - 06:51. Astro Dark: 18:20 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
89
81
65
50
38
30
35
25
33
42
51
36
24
14
20
23
26
18

Low Clouds (% Sky Obscured)

21
32
49
67
79
77
71
65
57
45
34
30
26
22
28
34
42
29
15
2
13
20
25
17

Medium Clouds (% Sky Obscured)

100
100
100
100
100
87
69
52
51
50
38
30
35
25
20
13
2
2
2
2
4
5
5
4

High Clouds (% Sky Obscured)

81
91
67
46
25
15
14
8
6
1
1
1
0
0
0
0
0
1
1
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
4
14
24
34
56
61
65
43
24
0
4
5
6
13
14
5
7
5
1
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.3
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
7
7
9
7
6
6
6
6
5
5
5
4
5
5
6
6
6
5
7
8
9

Chance of Frost

Temperature (°C)

1
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
0
1

Feels Like (°C)

-3
-3
-3
-4
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-4
-5
-5
-6
-6

Dew Point (°C)

-6
-6
-4
-4
-4
-5
-5
-5
-6
-6
-5
-4
-4
-4
-4
-3
-2
-2
-2
-3
-3
-3
-3
-3

Relative Humidity (%)

62
64
71
77
80
78
75
72
72
72
74
83
84
86
87
91
94
98
98
96
96
87
81
74

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017

Ozone (du)

395
395
394
395
393
395
393
395
394
397
397
397
395
393
390
390
389
389
388
387
386
385
384
383

Wednesday 7

Waning Gibbous 74%

21:42

10:37

13 Good
14 Good
15 Good
16 Good
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:11, Set: 16:19, Transit: 12:16. Moon - Rise: 21:42, Set: 10:37. Civil Dark: 16:58 - 07:32. Nautical Dark: 17:40 - 06:50. Astro Dark: 18:21 - 06:10

Total Clouds (% Sky Obscured)

10
2
9
16
36
52
63
87
92
91
90
82
80
67
76
83
100
73
47
15
10
10
10
18

Low Clouds (% Sky Obscured)

8
1
4
7
9
11
13
15
17
19
20
22
23
28
26
28
30
30
30
15
10
10
10
18

Medium Clouds (% Sky Obscured)

3
2
2
2
1
8
13
19
35
52
65
64
68
67
76
83
88
73
47
15
10
10
10
18

High Clouds (% Sky Obscured)

0
0
4
5
8
11
18
24
18
11
5
7
9
16
44
72
100
72
43
15
10
10
5
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
8
10
11
24
35
45
63
72
76
64
52
34
30

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

9
9
9
8
7
7
7
7
7
7
8
8
8
8
9
9
9
11
12
14
14
12
9
5

Chance of Frost

Temperature (°C)

1
1
1
1
0
-1
-1
-1
-1
-1
0
0
1
0
-1
-0
0
0
2
2
3
4
4
5

Feels Like (°C)

0
-1
-0
-0
0
-0
-4
-4
-4
-5
-5
-6
-4
-5
-6
-6
-7
-7
-4
-5
-6
-5
-4
-3

Dew Point (°C)

-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-2
-1
-1
-1
1
1
3
3
3
4

Relative Humidity (%)

77
78
81
84
87
91
91
91
91
91
92
92
92
92
92
94
94
94
96
94
96
94
93
91

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1012

Ozone (du)

376
369
361
365
368
371
360
350
340
333
326
319
321
324
327
327
328
328
332
336
340
340
339
339

Thursday 8

Waning Gibbous 64%

22:57

10:48

13 Bad
14 OK
15 OK
16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:11, Set: 16:20, Transit: 12:16. Moon - Rise: 22:57, Set: 10:48. Civil Dark: 16:59 - 07:32. Nautical Dark: 17:42 - 06:50. Astro Dark: 18:22 - 06:10

Total Clouds (% Sky Obscured)

21
19
20
29
34
59
82
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

21
19
20
29
34
39
38
25
42
59
75
79
86
93
90
88
86

Medium Clouds (% Sky Obscured)

21
19
20
20
10
40
69
98
99
100
100
100
100
100
99
99
98

High Clouds (% Sky Obscured)

0
0
0
4
10
57
82
100
89
76
64
69
81
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

26
20
16
13
5
9
9
2
10
12
9
34
50
65
76
86
94

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.6

Wind Speed/Direction (mph)

4
3
3
3
2
3
3
4
4
5
5
5
6
7
7
8
9

Chance of Frost

Temperature (°C)

5
4
4
3
2
1
1
1
0
1
1
1
1
1
2
2
2

Feels Like (°C)

-0
1
2
1
1
0
-1
-1
-2
-2
-1
-1
-2
-2
-1
-1
-2

Dew Point (°C)

4
4
3
3
2
1
1
0
-0
0
1
1
1
1
1
2
2

Relative Humidity (%)

93
94
94
96
96
96
96
98
96
96
96
96
96
96
98
96
98

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1009
1008
1007
1006
1005
1003

Ozone (du)

338
338
338
336
334
333
331
328
326
325
324
323
321
320
319
318
318

Forecast for Twerton, Bath and North East Somerset, United Kingdom (51.36,-2.38)

Generated: 02/01/26 13:10:48. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+0.00