Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 26

Waxing Gibbous 73%

10:24

05:33

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
20 Bad

Sun - Rise: 09:23, Set: 16:54, Transit: 13:08. Moon - Rise: 10:24, Set: 05:33. Civil Dark: 17:44 - 08:33. Nautical Dark: 18:37 - 07:40. Astro Dark: 19:27 - 06:49

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)

99
96
96
98
98
98
98
97
94
96
98
91
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

94
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
85
56
85

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
88
92
100
100
100
100
100
100
100
100
100
100
60
60
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
0
0
0
0

Fog (%)

20
17
9
11
14
21
23
19
4
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
90
95
95
95
89
80
82
88
86
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.6
0.6
0.6
0.5
0.4
0.3
0.4
0.6
0.6
0.8
1
1.7
1.5
1.9
2.5
2.5
2.4
2.3
1.9
2.4
2.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-10
-10
-10
-10
-10
-10
-10
-10
-9
-8
-8
-7
-7
-6
-5
-6
-5
-6
-6
-6
-6
-6
-7

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

994
993
993
992
992
991
991
990
989
988
987
987
986
986
986
986
986
985
985
985
986
986
987
988

Ozone (du)

414
414
411
406
406
409
406
407
408
409
410
410
413
417
421
422
421
416
414
416
413
401
396
395

Tuesday 27

Waxing Gibbous 69%

10:32

07:34

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
20 Bad

Sun - Rise: 09:21, Set: 16:56, Transit: 13:09. Moon - Rise: 10:32, Set: 07:34. Civil Dark: 17:46 - 08:31. Nautical Dark: 18:39 - 07:38. Astro Dark: 19:30 - 06:48

Total Clouds (% Sky Obscured)

100
100
91
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
91
91
74
23
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

72
23
65
25
87
95
100
100
100
100
100
89
45
80
71
83
90
88
91
94
100
98
98
97

High Clouds (% Sky Obscured)

40
39
43
54
90
89
58
30
20
15
15
19
12
17
15
29
62
46
49
40
49
99
80
76

ISS Passover

Visibility (miles)

0
0
0
0
0
4
4
4
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Fog (%)

1
6
23
4
3
2
3
2
22
45
49
1
1
0
0
0
0
6
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Moderate Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
80
53
31
23
7
33
66
92
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

1.8
0.8
0.3
0
0
0
0
0.5
0.7
0.8
2.8
3.6
3.2
3.1
3.6
3.2
2.4
2.1
1.5
1.2
1.2
1.1
1.1
1.1

Wind Speed/Direction (mph)

10
9
7
6
6
5
4
6
5
5
9
11
13
11
10
9
8
7
7
6
6
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
98
96
92
94
96
92
87
89
96
96
94
94
98
94
98
98
98
98
98
96
92

Pressure (mb)

990
991
991
991
992
992
992
992
991
991
990
991
991
991
991
992
992
991
991
990
990
990
990
990

Ozone (du)

401
401
402
397
393
391
385
387
389
389
393
394
395
398
398
393
390
389
385
383
381
381
379
379

Wednesday 28

Waxing Gibbous 83%

11:12

09:09

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
20 Bad

Sun - Rise: 09:19, Set: 16:59, Transit: 13:09. Moon - Rise: 11:12, Set: 09:09. Civil Dark: 17:49 - 08:29. Nautical Dark: 18:41 - 07:36. Astro Dark: 19:32 - 06:46

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)

100
100
100
100
100
100
100
100
100
98
73
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
98
100
100
100
100
96
92
100
96
100
97
100
98
93
100
100
98
100
100
100
99
98
88

High Clouds (% Sky Obscured)

32
10
18
50
52
95
36
2
2
5
32
37
18
45
0
8
50
45
40
25
20
40
70
100

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
1
9
66
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

1.6
1.8
1.8
1.6
2.2
1.2
1.5
0.8
0.6
0.6
0.8
0.8
1.8
3
2.8
3.8
4.1
4.3
3.4
4.4
5.7
3
2.5
2.3

Wind Speed/Direction (mph)

8
6
6
6
7
10
8
8
8
7
5
6
8
8
10
12
12
12
12
12
12
12
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

990
990
990
991
992
993
993
994
993
994
994
994
995
996
996
996
997
998
999
1000
1001
1001
1002
1002

Ozone (du)

378
379
379
378
377
374
372
373
370
366
370
373
373
376
378
374
374
373
373
373
373
373
373
374

Thursday 29

Waxing Gibbous 91%

12:57

09:39

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
20 Bad

Sun - Rise: 09:16, Set: 17:02, Transit: 13:09. Moon - Rise: 12:57, Set: 09:39. Civil Dark: 17:51 - 08:27. Nautical Dark: 18:44 - 07:34. Astro Dark: 19:34 - 06:44

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)

100
100
100
100
99
99
100
100
100
99
97
96
95
93
92
92
92
93
92
91
87
90
91
94

Medium Clouds (% Sky Obscured)

86
93
62
57
49
65
86
86
89
78
69
79
79
76
81
88
95
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

72
44
20
34
53
72
53
40
19
46
75
100
99
97
98
99
99
100
100
100
100
90
82
72

ISS Passover

Visibility (miles)

0
0
0
0
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
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
90
87
80
72
70
66
58
50
42
33
25
31
32
35

Precipitation Amount (mm)

1.7
1.6
1.6
1.1
1
1.5
1
1
1.1
0.7
0.6
0.6
0.4
0.3
0.4
0.3
0.2
0.2
0.1
0
0
0
0
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Feels Like (°C)

-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-5
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2

Relative Humidity (%)

98
98
98
96
98
98
98
98
98
98
98
98
98
98
98
98
100
98
100
100
100
100
100
98

Pressure (mb)

1002
1003
1004
1004
1005
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007
1007
1008

Ozone (du)

375
375
376
375
375
375
373
373
372
371
369
369
367
368
371
371
371
368
366
367
368
369
370
370

Friday 30

Waxing Gibbous 97%

14:59

09:45

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
20 Bad

Sun - Rise: 09:14, Set: 17:05, Transit: 13:09. Moon - Rise: 14:59, Set: 09:45. Civil Dark: 17:54 - 08:25. Nautical Dark: 18:46 - 07:32. Astro Dark: 19:36 - 06:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
97
95
93
95
96
97
93
89
85

Low Clouds (% Sky Obscured)

95
92
86
95
96
95
95
96
97
94
95
95
98
97
97
94
93
91
89
87
86
69
55
39

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
97
69
45
23
29
37
45
46
56
54
40
30
21

High Clouds (% Sky Obscured)

66
62
57
52
48
46
54
55
27
18
13
21
20
13
10
7
5
2
8
17
26
31
36
42

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

43
45
52
48
50
54
52
54
52
53
54
55
62
61
62
54
49
46
42
40
38
39
41
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-5
-6
-5
-5
-5
-5
-5
-5
-6
-6
-5
-5
-6
-6
-6
-5
-5
-5
-5
-6
-6

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-2
-2
-2
-2
-3
-3
-4
-5
-6
-7
-8

Relative Humidity (%)

98
98
100
98
98
98
98
100
98
100
98
98
96
96
96
96
94
92
92
91
91
89
82
75

Pressure (mb)

1008
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1014
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1008

Ozone (du)

371
371
372
372
373
373
373
371
370
367
366
366
365
366
368
369
370
371
372
372
373
373
374
374

Saturday 31

Waxing Gibbous 100%

16:55

09:45

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
20 Bad

Sun - Rise: 09:11, Set: 17:07, Transit: 13:09. Moon - Rise: 16:55, Set: 09:45. Civil Dark: 17:56 - 08:22. Nautical Dark: 18:48 - 07:30. Astro Dark: 19:38 - 06:40

Total Clouds (% Sky Obscured)

90
95
100
97
94
93
87
81
70
75
75
85
85
85
85
85
85
90
90
90
90
92
94
96

Low Clouds (% Sky Obscured)

42
51
40
32
24
21
15
12
9
10
10
11
14
15
19
28
35
43
50
60
65
70
75
80

Medium Clouds (% Sky Obscured)

25
31
34
28
27
28
47
53
63
65
66
67
76
85
85
85
85
89
82
75
68
76
85
94

High Clouds (% Sky Obscured)

46
51
55
50
45
45
40
45
50
60
60
80
85
85
85
75
65
60
43
27
21
16
11
11

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
8
7
8
8
9
8
7
6
4
2
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
Snow
None
None
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

37
38
39
23
16
14
10
13
14
18
17
19
30
34
36
44
47
49
63
68
63
69
83
91

Precipitation Amount (mm)

0
0.1
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0.2
0.3
0.3
0.3
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
64
62
62
62
61
63
64
65
71
76
82
82
84
86
89
91
92
94
96
96
98
98

Pressure (mb)

1007
1006
1006
1005
1004
1004
1003
1003
1002
1002
1002
1002
1001
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

375
376
377
378
379
380
381
383
385
387
387
387
387
389
390
391
392
393
394
396
398
400
403
405

Sunday 1

Full Moon 100%

18:42

09:43

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

Sun - Rise: 09:09, Set: 17:10, Transit: 13:09. Moon - Rise: 18:42, Set: 09:43. Civil Dark: 17:58 - 08:20. Nautical Dark: 18:50 - 07:28. Astro Dark: 19:40 - 06:38

Total Clouds (% Sky Obscured)

97
97
98
98
99
99
99
99
97
97
98
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

82
83
85
86
87
87
88
90
92
94
95
97
97
98
98
98
99
100

Medium Clouds (% Sky Obscured)

89
83
79
69
59
49
58
66
74
71
70
67
70
73
74
78
82
88

High Clouds (% Sky Obscured)

12
14
15
15
10
10
15
15
15
15
15
19
19
10
5
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

79
78
82
69
75
85
84
92
92
81
85
87
78
81
81
74
75
73

Precipitation Amount (mm)

0.5
0.5
0.6
0.3
0.4
0.6
0.5
0.7
0.7
0.4
0.5
0.6
0.4
0.4
0.5
0.3
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-0
-1
-1
-1
-0
-0
-0
-0
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

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

Pressure (mb)

1000
1000
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1003
1004
1005
1006
1006
1007

Ozone (du)

408
409
410
411
413
416
419
419
419
420
421
422
423
424
425
426
424
423

Forecast for Alyeska, Anchorage Municipality, United States of America (61.00,-149.00)

Generated: 26/01/26 21:25:28. Forecast: 26/01/26 to 01/02/26. Timezone: UTC-9.00