Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Crescent 17%

05:56

12:11

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:25, Set: 17:14, Transit: 12:20. Moon - Rise: 05:56, Set: 12:11. Civil Dark: 17:50 - 06:49. Nautical Dark: 18:30 - 06:09. Astro Dark: 19:10 - 05:29

Total Clouds (% Sky Obscured)

93
94
96
99
99
100
100
98
100
100
100
98
96
96
98
100
100
91
93
88
75
80
67
33

Low Clouds (% Sky Obscured)

93
94
94
84
94
95
97
97
100
94
85
81
81
85
88
88
79
76
73
71
60
66
40
26

Medium Clouds (% Sky Obscured)

11
19
35
93
88
100
97
63
71
47
50
84
73
93
96
100
100
82
84
83
75
72
67
33

High Clouds (% Sky Obscured)

92
64
70
82
94
81
79
69
43
4
23
3
3
7
27
2
5
41
50
55
50
55
45
10

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
6
6
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
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

51
46
45
56
73
72
74
75
70
64
62
62
59
62
52
47
46
47
41
35
28
13
6
2

Precipitation Amount (mm)

0
0
0
0.2
0.5
0.4
0.6
0.6
0.4
0.3
0.3
0.3
0.3
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
9
9
9
10
11
11
11
12
12
12
12
13
14
15
16
16
17
17
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

990
991
991
991
991
991
991
991
991
991
992
992
993
994
994
995
996
996
997
998
999
1001
1002
1004

Ozone (du)

442
441
436
433
435
431
431
427
423
423
420
418
418
417
419
424
427
431
433
443
449
454
457
462

Friday 13

Waning Crescent 10%

06:32

13:23

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

Sun - Rise: 07:23, Set: 17:16, Transit: 12:20. Moon - Rise: 06:32, Set: 13:23. Civil Dark: 17:52 - 06:47. Nautical Dark: 18:32 - 06:07. Astro Dark: 19:12 - 05:27

Total Clouds (% Sky Obscured)

30
35
34
30
32
35
6
2
0
1
1
1
0
0
0
1
87
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
35
34
30
32
35
4
0
0
0
0
0
0
0
0
0
0
26
26
40
34
0
14
0

Medium Clouds (% Sky Obscured)

7
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
90
100
100
100
100

High Clouds (% Sky Obscured)

1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
87
90
77
43
100
100
100
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
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 (%)

1
1
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)

13
12
12
11
10
9
9
7
6
6
5
5
4
4
4
4
6
7
7
7
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
84
81
81
83
84
86
86
84
86
84
84
81
77
68
61
56
55
57
61
71
76
83
84

Pressure (mb)

1005
1006
1007
1008
1009
1011
1012
1012
1013
1014
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

462
466
465
465
463
466
470
471
468
468
461
459
448
442
427
415
407
401
397
392
385
382
380
374

Saturday 14

Waning Crescent 5%

06:57

14:42

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:21, Set: 17:18, Transit: 12:19. Moon - Rise: 06:57, Set: 14:42. Civil Dark: 17:53 - 06:46. Nautical Dark: 18:34 - 06:05. Astro Dark: 19:14 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
76
66
67
68

Low Clouds (% Sky Obscured)

0
0
0
60
92
92
98
100
100
100
100
100
100
100
100
100
100
67
71
59
61
65
66
66

Medium Clouds (% Sky Obscured)

100
100
100
100
93
93
91
45
34
40
42
23
2
23
14
2
0
60
100
99
58
35
35
0

High Clouds (% Sky Obscured)

100
100
42
41
95
100
72
60
65
3
17
17
0
0
0
0
0
0
0
0
0
55
0
2

ISS Passover

Visibility (miles)

9
9
9
8
3
1
0
0
0
0
1
9
9
2
1
1
9
9
9
9
2
3
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
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain
Snow
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
3
45
81
95
76
60
55
39
20
13
1
2
3
1
2
39
70
76
95
95
52
12

Precipitation Amount (mm)

0
0
0
0.1
0.5
0.8
0.5
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0.4
0.4
1.4
2.1
0
0

Wind Speed/Direction (mph)

7
9
11
12
13
14
16
19
20
20
19
17
15
14
13
12
12
11
13
13
14
14
13
11

Chance of Frost

Temperature (°C)

1
1
1
1
1
0
1
1
1
2
2
2
3
3
4
5
6
7
7
7
7
6
5
3

Feels Like (°C)

-2
-3
-4
-4
-5
-5
-5
-6
-6
-5
-5
-4
-4
-3
-2
0
2
2
2
3
3
2
1
-0

Dew Point (°C)

-1
-1
-2
-2
-1
-1
0
1
1
1
1
2
2
3
4
5
5
5
5
6
6
5
4
3

Relative Humidity (%)

84
84
81
81
86
94
98
98
98
98
96
94
96
98
100
98
93
88
88
91
93
93
94
98

Pressure (mb)

1017
1016
1015
1014
1014
1013
1011
1009
1007
1006
1005
1004
1003
1003
1002
1001
1000
999
998
997
996
996
995
995

Ozone (du)

371
369
368
366
366
363
358
354
351
346
343
342
345
345
348
350
351
353
354
354
357
353
356
357

Sunday 15

Waning Crescent 1%

07:15

16:05

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:19, Set: 17:20, Transit: 12:19. Moon - Rise: 07:15, Set: 16:05. Civil Dark: 17:55 - 06:44. Nautical Dark: 18:35 - 06:03. Astro Dark: 19:15 - 05:23

Total Clouds (% Sky Obscured)

61
65
83
57
71
61
55
65
76
84
94
95
82
91
95
94
87
77
62
49
69
71
68
69

Low Clouds (% Sky Obscured)

61
65
58
55
59
58
55
58
58
62
69
72
76
75
74
68
67
70
62
45
69
68
68
64

Medium Clouds (% Sky Obscured)

2
7
42
19
35
24
26
34
42
50
53
52
56
56
46
35
26
13
0
2
9
11
35
38

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
5
7
4
0
0
0
0
0
2
35
35
35

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 (%)

7
8
6
2
6
7
3
8
10
8
9
8
2
7
8
13
17
22
16
7
5
2
7
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)

9
9
11
13
14
15
15
16
16
16
16
14
13
14
16
18
19
18
18
18
16
15
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
2
2
1
1
1
1
1
1
1
2
1
2
3
2
2
3
2
2
2

Relative Humidity (%)

98
98
94
91
91
89
89
86
85
83
83
83
82
82
79
75
78
79
78
76
80
82
85
85

Pressure (mb)

995
995
995
995
994
994
994
994
994
994
994
994
995
995
995
995
996
996
996
996
996
997
998
998

Ozone (du)

361
364
368
371
378
381
380
383
385
385
385
389
388
388
391
393
393
394
393
396
400
399
398
401

Monday 16

Waning Crescent 0%

07:29

17:28

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

Sun - Rise: 07:17, Set: 17:22, Transit: 12:19. Moon - Rise: 07:29, Set: 17:28. Civil Dark: 17:57 - 06:42. Nautical Dark: 18:37 - 06:01. Astro Dark: 19:17 - 05:22

Total Clouds (% Sky Obscured)

71
72
60
50
66
69
32
33
33
35
26
16
16
58
65
88
91
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
45
45
42
54
59
32
33
33
30
22
14
5
13
21
29
33
35
37
42
48
54
45
33

Medium Clouds (% Sky Obscured)

3
55
18
0
0
0
0
2
4
7
5
3
0
0
0
0
32
64
96
98
99
100
100
100

High Clouds (% Sky Obscured)

2
26
0
0
0
0
0
0
0
7
2
1
5
40
46
67
78
89
100
100
100
100
95
88

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 (%)

25
14
3
0
0
1
0
1
2
0
0
1
0
0
0
0
0
0
0
0
1
2
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
11
9
9
10
11
10
10
10
9
10
10
11
11
11
12
12
11
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
93
86
83
86
83
83
89
93
91
89
89
83
76
73
68
66
66
65
65
68
72
76
77

Pressure (mb)

999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1010
1011
1012
1013
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

400
400
401
399
390
387
384
383
366
360
358
355
349
343
342
337
337
339
340
342
343
344
345
347

Tuesday 17

New Moon 1%

07:40

18:51

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:15, Set: 17:24, Transit: 12:19. Moon - Rise: 07:40, Set: 18:51. Civil Dark: 17:59 - 06:40. Nautical Dark: 18:39 - 05:59. Astro Dark: 19:19 - 05:20

Total Clouds (% Sky Obscured)

100
99
97
95
95
95
95
95
96
97
98
99
100
100
100
100
100
100
100
88
76
66
78
89

Low Clouds (% Sky Obscured)

20
21
25
28
44
55
67
76
81
86
86
90
90
89
92
93
96
98
100
85
71
60
64
69

Medium Clouds (% Sky Obscured)

100
98
95
92
92
92
92
72
49
29
49
75
98
99
100
100
99
97
95
75
52
32
55
79

High Clouds (% Sky Obscured)

79
79
75
72
54
37
16
42
67
96
97
98
98
98
99
100
93
86
80
59
32
20
50
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
5
2
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Sleet
Sleet

Precipitation Probability (%)

0
3
3
3
20
36
52
64
75
82
67
57
48
58
66
72
70
68
68
71
84
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.4
0.5
0.3
0.2
0
0.2
0.3
0.4
0.4
0.4
0.4
0.4
0.5
0.8
1
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
81
81
83
84
86
86
88
89
89
92
88
86
83
80
76
75
76
79
83
88
94
100
100

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1005
1004
1003
1003
1002
1001
1000
1000
999
999
999

Ozone (du)

348
350
350
351
351
353
354
355
353
351
349
351
352
353
355
358
360
360
360
360
362
364
366
366

Wednesday 18

Waxing Crescent 5%

07:50

No Set

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
16 Bad
17 Bad

Sun - Rise: 07:13, Set: 17:26, Transit: 12:19. Moon - Rise: 07:50, Set: No Set. Civil Dark: 18:01 - 06:38. Nautical Dark: 18:41 - 05:58. Astro Dark: 19:21 - 05:18

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

Low Clouds (% Sky Obscured)

67
75
83
92
90
87
85
88
92
96
95
93
86
70
62
57
70
83
94
94
94
94

Medium Clouds (% Sky Obscured)

100
100
100
100
92
85
79
67
55
38
42
37
36
58
80
100
100
100
100
99
98
97

High Clouds (% Sky Obscured)

100
100
100
100
83
63
53
62
74
75
86
92
100
100
100
100
100
100
100
95
90
88

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
93
95
82
65
50
49
47
44
66
87
95
95
74
58
73
89
95
95
95
95

Precipitation Amount (mm)

1.2
0.9
0.8
0.9
0.6
0.3
0.1
0
0
0
0.3
0.6
0.9
0.7
0.4
0.2
0.3
0.6
0.8
1
1.1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
3
3
3
3
3
4
3
3
3
3
4
3
3
3
4
4
4
3
4
4

Feels Like (°C)

-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-2
-3
-2
-2
-2
-3
-2
-2
-2
-2
-2
-2

Dew Point (°C)

4
3
3
3
3
3
3
3
2
2
2
2
3
3
3
3
3
3
3
3
4
4

Relative Humidity (%)

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

Pressure (mb)

999
999
999
999
999
999
999
998
998
998
997
997
996
995
995
994
994
993
993
993
993
994

Ozone (du)

365
365
363
361
359
359
360
360
355
350
345
345
344
344
343
342
342
345
347
350
347
345

Forecast for Darley Abbey, Derby, United Kingdom (52.94,-1.48)

Generated: 12/02/26 20:13:04. Forecast: 12/02/26 to 18/02/26. Timezone: UTC+0.00