Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 31

Waxing Gibbous 99%

No Rise

07:58

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:49, Set: 16:57, Transit: 12:24. Moon - Rise: No Rise, Set: 07:58. Civil Dark: 17:34 - 07:12. Nautical Dark: 18:14 - 06:32. Astro Dark: 18:54 - 05:52

Total Clouds (% Sky Obscured)

94
85
92
89
83
87
36
54
100
94
85
88
93
98
95
99
100
91
71
86
97
98
92
85

Low Clouds (% Sky Obscured)

59
50
44
47
33
30
28
40
40
54
55
55
57
44
43
38
39
30
0
0
67
80
79
75

Medium Clouds (% Sky Obscured)

22
85
86
86
54
44
10
52
95
91
78
83
90
98
94
98
100
91
40
67
97
98
62
35

High Clouds (% Sky Obscured)

0
0
0
0
0
2
36
54
89
47
50
60
65
60
45
2
0
3
23
4
8
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
6
8
9
7
8
8
3
8
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
Very Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

26
15
3
1
1
1
1
2
0
0
0
1
3
7
25
40
45
31
21
32
64
78
61
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
4
3
2
3
4
1
1
1
1
1
2
1
1
1
1
2
3
6
6
6
5
3

Dew Point (°C)

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

Relative Humidity (%)

87
91
93
93
94
93
94
94
94
94
96
98
98
98
98
96
96
98
98
96
96
95
93
93

Pressure (mb)

997
998
999
1000
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

480
475
468
485
462
428
417
413
409
404
402
397
394
389
387
386
384
385
383
385
389
386
386
391

Sunday 1

Full Moon 100%

16:22

08:18

16 Bad
17 Bad
18 Good
19 Good
20 OK
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:47, Set: 16:59, Transit: 12:24. Moon - Rise: 16:22, Set: 08:18. Civil Dark: 17:35 - 07:11. Nautical Dark: 18:16 - 06:31. Astro Dark: 18:55 - 05:51

Total Clouds (% Sky Obscured)

100
80
0
0
24
51
68
76
81
79
78
71
74
77
77
77
94
100
100
100
96
100
98
100

Low Clouds (% Sky Obscured)

32
38
0
0
24
51
68
76
81
79
78
71
74
77
77
74
77
100
100
100
89
99
94
91

Medium Clouds (% Sky Obscured)

45
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
33
21
40
49
80

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
2
17
25
42
82
100
33
100
69
91
35
100

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
6
28
16
12
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 (%)

27
22
8
5
3
4
6
9
5
4
5
8
5
4
0
0
1
5
0
0
1
5
19
21

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)

5
7
4
4
3
4
4
3
3
3
2
1
3
2
2
3
2
3
5
6
8
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
82
85
89
89
91
91
91
91
91
89
88
88
86
88
88
89
89
86
86
83
81
78
82

Pressure (mb)

1001
1002
1002
1001
1001
1001
1001
1001
1001
1000
999
998
998
997
997
997
997
997
997
996
995
994
993
993

Ozone (du)

399
395
393
395
392
388
388
387
383
382
381
378
377
376
376
374
373
374
374
374
373
371
371
370

Monday 2

Waning Gibbous 98%

17:51

08:33

16 Bad
17 Bad
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:46, Set: 17:01, Transit: 12:24. Moon - Rise: 17:51, Set: 08:33. Civil Dark: 17:37 - 07:09. Nautical Dark: 18:17 - 06:29. Astro Dark: 18:57 - 05:50

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
76
83
85
94
96
73
100
100
100
100
100
100
100
100
100
100
98
100
97
95
94
92
94

Medium Clouds (% Sky Obscured)

82
93
100
100
100
100
100
100
100
100
98
100
100
100
100
100
99
99
99
98
98
86
99
99

High Clouds (% Sky Obscured)

92
35
100
70
100
100
100
100
100
97
50
100
100
97
100
100
100
100
100
74
84
95
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
6
5
4
4
4
3
3
4
2
3
3
3
3
3
3
3
4
3
5

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

22
20
9
16
41
55
58
55
58
63
71
71
91
92
85
86
92
95
95
95
95
95
94
83

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.3
0.3
0.3
0.3
0.3
0.2
0.5
0.5
0.5
0.6
0.7
0.7
0.6
0.9
0.7
0.8
0.7
0.4

Wind Speed/Direction (mph)

12
12
12
14
15
15
15
15
16
15
16
16
16
16
15
15
15
14
13
12
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
3
3
3
3
4
4
4
4
4
5
4
4
4
4
4
4
3
3
3
3
3
3

Relative Humidity (%)

86
90
89
88
89
91
93
94
94
94
94
96
96
96
96
96
96
96
96
96
96
96
98
96

Pressure (mb)

993
993
993
993
992
992
992
992
991
991
991
991
990
991
991
991
991
991
992
992
992
992
992
992

Ozone (du)

369
369
370
372
373
374
375
377
376
376
376
375
375
376
379
380
380
381
382
382
380
380
382
382

Tuesday 3

Waning Gibbous 94%

19:15

08:45

16 Bad
17 Bad
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:44, Set: 17:03, Transit: 12:24. Moon - Rise: 19:15, Set: 08:45. Civil Dark: 17:39 - 07:08. Nautical Dark: 18:19 - 06:28. Astro Dark: 18:58 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

95
97
96
95
94
95
96
97
96
94
92
87
83
78
80
82
85
86
88
89
78
68
58
66

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
85
99
98
99
99
99
100
100
100
99
99
99
99
100
100
99

High Clouds (% Sky Obscured)

100
100
99
99
98
89
79
74
80
90
87
45
22
0
17
35
52
49
58
59
65
68
65
50

ISS Passover

Visibility (miles)

6
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
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

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

Precipitation Probability (%)

82
85
91
95
91
91
95
95
95
95
95
95
88
79
69
59
46
38
32
18
26
30
22
34

Precipitation Amount (mm)

0.4
0.5
0.6
0.7
0.5
0.5
0.7
0.8
0.7
0.7
0.7
0.7
0.6
0.6
0.4
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
8
7
6
5
4
3
2
1
1
1
1
1
2
1
1
1
1
1
2
2
2
2

Chance of Frost

Temperature (°C)

3
3
3
3
2
2
2
1
1
1
1
1
1
1
1
1
2
2
3
4
5
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
96
98
98
100
100
100
100
100
98
100
100
100
98
98
98
96
94
91
91
91
93

Pressure (mb)

992
992
992
992
992
992
993
993
993
993
993
992
992
992
992
992
993
993
993
993
993
993
993
993

Ozone (du)

380
381
382
385
390
394
400
406
413
426
442
454
456
447
435
436
436
430
427
427
426
423
422
424

Wednesday 4

Waning Gibbous 88%

20:35

08:55

16 Bad
17 Bad
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:42, Set: 17:04, Transit: 12:24. Moon - Rise: 20:35, Set: 08:55. Civil Dark: 17:40 - 07:06. Nautical Dark: 18:21 - 06:26. Astro Dark: 19:00 - 05:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
94
88
81
79
75
83
85
91
75
79
83
92
96
100
100
100
100
85

Low Clouds (% Sky Obscured)

74
81
81
80
79
78
76
75
81
79
75
83
85
91
75
79
82
88
92
96
97
98
100
84

Medium Clouds (% Sky Obscured)

100
100
85
73
55
44
31
37
26
22
11
19
23
28
12
11
11
38
59
78
63
63
63
78

High Clouds (% Sky Obscured)

50
55
60
60
60
45
28
5
3
2
0
0
2
4
13
15
7
6
8
15
14
13
25
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
7
8
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 (%)

33
28
23
13
5
15
20
26
17
8
0
4
6
8
6
5
6
7
5
2
5
7
7
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
96
96
94
96
96
96
96
96
96
98
98
98
96
98
98
94
91
90
88
88
88

Pressure (mb)

993
994
994
994
994
994
994
994
994
994
994
994
993
993
993
996
996
996
996
996
996
995
995
995

Ozone (du)

429
437
437
437
434
432
429
427
426
424
429
433
430
429
430
432
434
436
431
426
422
418
415
412

Thursday 5

Waning Gibbous 81%

21:52

09:06

16 Bad
17 Bad
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:40, Set: 17:06, Transit: 12:24. Moon - Rise: 21:52, Set: 09:06. Civil Dark: 17:42 - 07:05. Nautical Dark: 18:22 - 06:25. Astro Dark: 19:02 - 05:45

Total Clouds (% Sky Obscured)

70
55
60
66
71
80
90
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
50
56
62
68
78
87
95
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

70
55
60
66
71
80
80
55
50
50
50
59
64
63
64
62
56
38
20
2
19
36
53
59

High Clouds (% Sky Obscured)

52
55
50
35
30
18
12
10
12
13
15
23
26
28
33
45
46
23
13
3
3
3
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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

Precipitation Probability (%)

6
4
9
9
5
21
30
37
37
38
39
39
36
31
29
27
24
24
24
23
31
35
36
45

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.1
0.1
0
0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0.1

Wind Speed/Direction (mph)

8
9
9
9
9
10
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11

Chance of Frost

Temperature (°C)

6
5
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
1
2
2
2
2
2
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
88
89
93
94
96
96
96
96
96
96
96
98
96
96
98
96
96
96
98
96

Pressure (mb)

995
994
994
994
994
994
994
994
994
994
994
993
993
993
993
993
994
994
994
994
995
994
994
994

Ozone (du)

411
410
409
409
409
408
410
411
413
414
415
416
418
420
422
423
424
426
426
427
428
430
432
434

Friday 6

Waning Gibbous 72%

23:07

09:17

16 Bad
17 Bad
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

Sun - Rise: 07:39, Set: 17:08, Transit: 12:24. Moon - Rise: 23:07, Set: 09:17. Civil Dark: 17:44 - 07:03. Nautical Dark: 18:24 - 06:23. Astro Dark: 19:03 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
99
99
100
100
98
96
93
95
96
98
99
99
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

61
61
73
85
97
97
98
99
98
98
98
96
94
91
76
61
47
55
64
72

High Clouds (% Sky Obscured)

3
3
14
26
37
33
26
22
20
16
11
7
4
0
1
1
2
20
34
60

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

56
64
69
73
77
82
87
92
95
95
95
95
95
95
95
95
95
95
82
76

Precipitation Amount (mm)

0.2
0.3
0.4
0.4
0.4
0.5
0.5
0.6
0.8
1
1.3
1.2
1.2
1.4
1.3
1.1
1.2
0.9
0.5
0.5

Wind Speed/Direction (mph)

11
10
10
10
10
9
9
8
8
9
11
13
12
13
12
12
11
11
9
9

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
1
1
1
1
2
2
1
1
1
1
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
2
1
1
1
1
2
2
1
1
1
1
1
1
1
1

Relative Humidity (%)

98
98
98
98
98
100
98
98
98
98
100
100
100
100
100
100
100
98
100
100

Pressure (mb)

995
995
995
996
996
997
997
998
998
998
998
999
999
1000
1000
1001
1001
1002
1003
1003

Ozone (du)

437
440
442
444
445
446
447
447
448
447
446
445
446
446
447
447
446
446
445
444

Forecast for Little Dewchurch, Herefordshire, United Kingdom (51.97,-2.69)

Generated: 31/01/26 16:02:44. Forecast: 31/01/26 to 06/02/26. Timezone: UTC+0.00