Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 84%

20:42

10:59

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:20, Set: 16:24, Transit: 11:52. Moon - Rise: 20:42, Set: 10:59. Civil Dark: 16:57 - 06:48. Nautical Dark: 17:32 - 06:12. Astro Dark: 18:07 - 05:37

Total Clouds (% Sky Obscured)

97
90
99
100
100
100
100
99
97
96
90
91
94
94
96
89
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

9
29
22
22
29
63
81
75
78
84
88
87
93
92
96
79
74
63
46
73
100
97
100
100

Medium Clouds (% Sky Obscured)

85
69
82
97
97
100
99
98
90
88
71
45
35
18
0
67
98
100
100
100
100
100
99
89

High Clouds (% Sky Obscured)

78
66
68
78
80
48
9
4
21
0
0
0
0
0
0
41
91
96
100
100
100
10
1
58

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
8
9
0

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
Snow
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
41
31

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
0.2
0

Wind Speed/Direction (mph)

2
2
2
2
2
2
2
3
3
3
5
7
9
9
9
9
8
8
10
9
9
10
11
11

Chance of Frost

Temperature (°C)

-17
-17
-17
-18
-17
-17
-16
-16
-16
-14
-11
-9
-8
-8
-7
-8
-8
-9
-9
-7
-8
-8
-8
-8

Feels Like (°C)

-20
-20
-21
-21
-21
-20
-20
-20
-19
-18
-15
-14
-13
-13
-13
-13
-13
-14
-15
-12
-13
-14
-14
-13

Dew Point (°C)

-21
-20
-20
-20
-20
-20
-19
-20
-19
-17
-14
-13
-12
-12
-13
-13
-13
-13
-13
-9
-10
-10
-10
-9

Relative Humidity (%)

72
77
80
81
79
78
77
75
75
75
74
74
72
67
65
67
69
73
76
88
88
87
88
92

Pressure (mb)

1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1030
1029
1028
1027
1026
1026
1025
1024
1023
1022
1021
1020
1018
1016

Ozone (du)

340
344
342
346
344
344
346
356
359
358
355
359
367
367
364
363
368
379
385
398
402
406
398
398

Tuesday 9

Waning Gibbous 75%

21:56

11:27

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:21, Set: 16:25, Transit: 11:53. Moon - Rise: 21:56, Set: 11:27. Civil Dark: 16:57 - 06:49. Nautical Dark: 17:33 - 06:13. Astro Dark: 18:07 - 05:38

Total Clouds (% Sky Obscured)

91
97
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100

Low Clouds (% Sky Obscured)

83
95
100
97
100
100
100
57
40
50
71
80
63
66
78
98
97
100
100
100
100
96
99
87

Medium Clouds (% Sky Obscured)

64
54
6
1
0
0
0
34
100
100
100
99
100
100
100
100
99
100
100
100
100
95
100
100

High Clouds (% Sky Obscured)

52
1
1
1
0
2
11
95
100
100
100
87
100
100
100
100
100
100
100
100
45
77
98
100

ISS Passover

Visibility (miles)

9
9
1
4
1
0
4
9
9
9
9
9
9
9
9
9
8
1
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
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain

Precipitation Probability (%)

32
27
8
17
18
7
1
0
3
1
0
2
0
0
6
39
50
95
95
95
95
95
95
92

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.9
2.7
2.1
2.1
2
1.1
0.5

Wind Speed/Direction (mph)

12
12
12
12
12
12
11
10
9
8
8
9
8
6
6
5
4
6
7
8
9
7
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-12
-11
-11
-10
-10
-9
-9
-7
-7
-6
-5
-4
-4
-3
-4
-5
-5
-5
-4
-3
-2
-1

Dew Point (°C)

-9
-9
-8
-7
-6
-6
-5
-5
-5
-4
-3
-3
-2
-2
-1
-1
-1
-2
-1
-1
-0
1
1
1

Relative Humidity (%)

88
87
89
90
92
92
92
92
92
92
92
92
91
92
96
96
96
96
100
98
98
100
100
100

Pressure (mb)

1014
1013
1012
1010
1009
1008
1008
1007
1007
1007
1006
1006
1005
1004
1003
1002
1001
999
997
996
994
992
991
990

Ozone (du)

396
394
393
385
370
365
362
362
358
355
354
353
350
345
342
343
343
338
335
335
337
337
339
341

Wednesday 10

Waning Gibbous 64%

23:05

11:49

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
21 Bad
22 Bad
23 OK

Sun - Rise: 07:22, Set: 16:25, Transit: 11:53. Moon - Rise: 23:05, Set: 11:49. Civil Dark: 16:57 - 06:49. Nautical Dark: 17:33 - 06:14. Astro Dark: 18:07 - 05:39

Total Clouds (% Sky Obscured)

100
94
99
100
100
100
100
100
100
97
81
92
98
98
97
89
83
91
95
96
91
82
44
21

Low Clouds (% Sky Obscured)

100
88
87
92
92
84
65
46
52
45
64
88
97
82
64
38
27
63
64
62
42
37
3
3

Medium Clouds (% Sky Obscured)

100
85
91
100
100
100
87
100
100
91
58
73
87
90
90
78
74
78
83
85
58
53
27
0

High Clouds (% Sky Obscured)

91
24
91
93
90
57
74
50
36
3
0
0
0
3
3
2
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
2
9
9
9
8
9
8
8
9
9
9
9
3
5
5
3

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

Precipitation Probability (%)

95
79
63
70
78
75
52
41
3
0
2
4
3
20
1
0
0
2
0
3
3
0
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
7
12
13
15
15
13
13
13
13
13
12
11
11
11
9
8
8
8
8
7
6
5

Chance of Frost

Temperature (°C)

1
2
1
-1
-2
-3
-4
-4
-5
-4
-4
-3
-3
-3
-4
-4
-5
-6
-7
-8
-8
-9
-10
-12

Feels Like (°C)

-1
-1
-3
-6
-7
-9
-10
-10
-11
-11
-10
-9
-8
-8
-9
-9
-10
-11
-12
-13
-13
-14
-14
-15

Dew Point (°C)

1
2
0
-1
-3
-4
-5
-5
-6
-7
-6
-5
-5
-5
-6
-6
-7
-8
-8
-9
-10
-10
-12
-13

Relative Humidity (%)

98
100
98
96
94
96
94
94
90
84
86
86
86
86
86
85
85
89
89
88
88
90
90
88

Pressure (mb)

990
990
991
993
995
998
1001
1003
1005
1007
1008
1009
1009
1009
1010
1011
1012
1013
1014
1015
1016
1016
1016
1017

Ozone (du)

343
346
340
342
341
334
343
347
347
335
333
330
324
329
324
328
335
336
331
332
329
326
323
326

Thursday 11

Third Quarter 54%

No Rise

12:09

00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:22, Set: 16:25, Transit: 11:54. Moon - Rise: No Rise, Set: 12:09. Civil Dark: 16:57 - 06:50. Nautical Dark: 17:33 - 06:14. Astro Dark: 18:07 - 05:40

Total Clouds (% Sky Obscured)

20
17
14
10
15
11
18
35
40
52
61
73
82
90
100
100
100
100
100
100
100
83
77
76

Low Clouds (% Sky Obscured)

6
6
7
9
13
11
18
35
40
23
39
44
39
25
15
5
4
10
10
15
20
2
1
1

Medium Clouds (% Sky Obscured)

0
0
10
1
15
1
4
30
35
39
57
67
74
86
100
100
100
100
100
100
100
83
77
76

High Clouds (% Sky Obscured)

2
2
14
2
1
0
1
0
0
0
2
30
25
69
53
100
100
100
100
65
75
75
75
65

ISS Passover

Visibility (miles)

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

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

Chance of Frost

Temperature (°C)

-13
-14
-15
-15
-16
-17
-18
-18
-18
-15
-12
-10
-9
-9
-8
-8
-8
-10
-10
-11
-11
-12
-13
-14

Feels Like (°C)

-16
-17
-18
-19
-20
-21
-21
-21
-22
-19
-16
-15
-14
-13
-13
-12
-13
-14
-15
-15
-16
-16
-16
-16

Dew Point (°C)

-14
-15
-17
-17
-18
-19
-20
-20
-20
-17
-14
-12
-12
-11
-11
-10
-10
-11
-12
-12
-13
-14
-15
-16

Relative Humidity (%)

88
86
84
84
84
83
83
82
84
86
85
85
83
82
82
83
88
88
88
88
88
86
84
83

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

332
334
330
326
322
321
320
321
321
323
323
319
318
320
319
318
319
320
321
322
324
326
328
329

Friday 12

Waning Crescent 44%

00:11

12:27

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:23, Set: 16:25, Transit: 11:54. Moon - Rise: 00:11, Set: 12:27. Civil Dark: 16:57 - 06:51. Nautical Dark: 17:33 - 06:15. Astro Dark: 18:08 - 05:40

Total Clouds (% Sky Obscured)

76
76
67
64
59
100
100
100
100
100
100
99
98
96
93
91
88
86
81
75
69
53
37
30

Low Clouds (% Sky Obscured)

25
52
67
64
59
67
56
55
83
94
94
95
92
89
88
88
88
86
81
75
69
53
37
30

Medium Clouds (% Sky Obscured)

76
76
67
64
59
93
99
100
100
99
97
96
90
86
29
20
11
8
9
33
17
6
4
9

High Clouds (% Sky Obscured)

60
55
55
52
59
100
82
60
35
20
0
0
0
0
0
0
0
0
3
0
5
0
5
5

ISS Passover

Visibility (miles)

6
5
6
8
7
9
9
9
9
9
9
0
0
0
1
3
5
3
4
4
5
3
3
3

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

Precipitation Probability (%)

10
19
24
50
65
79
79
80
81
73
74
77
62
43
28
27
16
8
6
5
7
8
3
1

Precipitation Amount (mm)

0
0
0
0.1
0.3
0.4
0.3
0.4
0.4
0.3
0.3
0.4
0.2
0.1
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
3
4
4
5
4
5
6
7
10
11
12
13
13
12
11
10
10
10
9
9

Chance of Frost

Temperature (°C)

-13
-13
-13
-13
-14
-13
-13
-12
-12
-11
-10
-9
-9
-8
-8
-8
-9
-10
-11
-12
-12
-13
-15
-16

Feels Like (°C)

-16
-16
-16
-16
-16
-16
-17
-17
-16
-15
-15
-14
-15
-14
-14
-14
-15
-16
-16
-17
-17
-19
-20
-21

Dew Point (°C)

-16
-16
-16
-16
-16
-16
-15
-15
-14
-13
-12
-11
-10
-10
-10
-10
-11
-13
-13
-14
-14
-15
-17
-18

Relative Humidity (%)

83
83
81
81
81
81
81
81
83
85
83
87
87
87
85
83
82
81
85
81
84
84
84
84

Pressure (mb)

1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025

Ozone (du)

328
330
336
342
342
336
336
336
335
337
339
341
342
349
354
359
362
355
347
345
342
336
327
323

Saturday 13

Waning Crescent 34%

01:15

12:45

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
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:24, Set: 16:25, Transit: 11:55. Moon - Rise: 01:15, Set: 12:45. Civil Dark: 16:57 - 06:52. Nautical Dark: 17:33 - 06:16. Astro Dark: 18:08 - 05:41

Total Clouds (% Sky Obscured)

31
33
40
67
80
100
100
100
100
100
100
100
100
100
100
95
90
85
68
49
30
34
41
42

Low Clouds (% Sky Obscured)

31
5
34
67
65
60
55
55
55
70
80
93
99
99
99
87
75
63
44
25
5
6
6
7

Medium Clouds (% Sky Obscured)

31
33
40
67
80
96
97
99
100
100
100
100
100
99
99
87
77
76
68
49
30
34
41
42

High Clouds (% Sky Obscured)

10
30
40
67
80
100
90
75
53
64
81
99
68
37
7
4
2
0
5
10
15
22
28
35

ISS Passover

Visibility (miles)

3
9
9
9
9
7
8
6
3
0
0
0
0
1
3
4
6
8
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
0
0
1
23
28
32
36
40
43
45
42
40
37
32
26
16
13
9
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.1
0.1
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-17
-18
-18
-19
-19
-19
-20
-19
-19
-19
-18
-18
-17
-16
-16
-15
-16
-17
-19
-19
-21
-22
-21
-21

Feels Like (°C)

-22
-22
-23
-23
-23
-24
-25
-24
-24
-24
-24
-24
-23
-21
-21
-20
-19
-18
-17
-23
-23
-23
-24
-24

Dew Point (°C)

-19
-20
-21
-21
-21
-22
-22
-21
-21
-21
-21
-20
-19
-19
-19
-18
-19
-20
-21
-22
-23
-24
-24
-24

Relative Humidity (%)

83
83
82
82
81
81
80
81
81
83
83
81
81
80
80
79
79
79
79
79
77
77
74
73

Pressure (mb)

1025
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1028
1028
1028
1029
1029
1029
1030

Ozone (du)

321
321
320
319
321
322
322
322
323
323
324
324
325
328
330
333
337
341
345
348
352
355
356
358

Sunday 14

Waning Crescent 25%

02:19

13:04

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

Sun - Rise: 07:25, Set: 16:25, Transit: 11:55. Moon - Rise: 02:19, Set: 13:04. Civil Dark: 16:58 - 06:52. Nautical Dark: 17:34 - 06:16. Astro Dark: 18:08 - 05:42

Total Clouds (% Sky Obscured)

40
37
37
39
37
43
34
13
9
14
15
33
38
34
39
48
57
62
69
77
85
90
94
100

Low Clouds (% Sky Obscured)

6
5
4
7
11
17
21
13
9
14
15
33
38
34
39
48
57
62
69
77
81
55
29
5

Medium Clouds (% Sky Obscured)

40
36
33
22
19
23
19
13
9
14
15
33
35
24
28
35
40
48
66
77
85
90
94
99

High Clouds (% Sky Obscured)

27
21
13
20
26
32
23
13
4
2
1
0
0
0
0
28
56
62
69
65
63
81
91
99

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
1
2
3
3
2
0
7
10
11
11
8
0
0
0
0
1
2
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)

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

Chance of Frost

Temperature (°C)

-21
-21
-22
-22
-22
-23
-23
-23
-23
-22
-19
-17
-15
-15
-15
-14
-16
-17
-19
-19
-20
-19
-18
-16

Feels Like (°C)

-25
-24
-25
-25
-25
-25
-24
-27
-27
-27
-26
-26
-26
-19
-19
-18
-17
-16
-15
-23
-23
-22
-23
-23

Dew Point (°C)

-24
-25
-25
-25
-26
-26
-27
-26
-26
-25
-23
-21
-19
-19
-18
-17
-19
-20
-22
-22
-22
-22
-20
-19

Relative Humidity (%)

71
71
71
71
70
70
70
70
70
71
72
72
72
73
75
76
77
78
79
78
79
79
79
78

Pressure (mb)

1030
1030
1031
1031
1032
1032
1033
1033
1034
1034
1034
1033
1033
1033
1033
1032
1032
1033
1033
1033
1033
1033
1033
1032

Ozone (du)

359
359
358
357
349
341
332
325
318
310
307
304
301
297
293
289
288
287
286
284
282
280
279
278

Forecast for Spring Green, Sauk, United States of America (43.18,-90.07)

Generated: 08/12/25 19:00:54. Forecast: 08/12/25 to 14/12/25. Timezone: UTC-6.00