Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Full Moon 100%

16:49

08:25

22 Bad
23 OK
00 Bad
01 Bad
02 OK
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

Sun - Rise: 07:14, Set: 16:22, Transit: 11:48. Moon - Rise: 16:49, Set: 08:25. Civil Dark: 16:54 - 06:42. Nautical Dark: 17:30 - 06:07. Astro Dark: 18:04 - 05:32

Total Clouds (% Sky Obscured)

51
44
45
59
37
71
72
99
77
74
65
69
100
100
100
99
98
95
95
95
93
94
99
89

Low Clouds (% Sky Obscured)

0
44
45
50
30
51
47
58
55
52
33
23
22
5
28
45
76
86
83
84
83
83
89
75

Medium Clouds (% Sky Obscured)

3
4
9
45
2
3
15
25
15
74
65
69
83
100
100
98
92
88
83
77
80
71
60
33

High Clouds (% Sky Obscured)

0
3
3
3
1
0
2
2
0
8
38
54
100
100
100
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
4
3
3
2
0
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
5
13
20
12
34
26
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-14
-14
-14
-14
-13
-13
-13
-12
-11
-11
-10
-10
-8
-7
-6
-5
-5
-4
-4
-5
-4
-4
-4
-4

Feels Like (°C)

-18
-19
-19
-19
-18
-18
-18
-18
-18
-17
-15
-15
-13
-13
-12
-11
-10
-10
-10
-10
-9
-10
-9
-9

Dew Point (°C)

-17
-17
-17
-17
-16
-16
-16
-15
-14
-14
-13
-12
-10
-9
-8
-7
-6
-6
-6
-5
-5
-5
-5
-5

Relative Humidity (%)

73
74
74
75
76
78
79
79
80
80
81
81
83
83
85
87
89
90
90
94
94
94
94
94

Pressure (mb)

1024
1023
1021
1020
1019
1018
1017
1016
1016
1016
1015
1014
1014
1013
1012
1010
1009
1009
1009
1009
1009
1009
1009
1008

Ozone (du)

328
326
322
319
316
317
318
316
319
321
318
316
314
312
311
313
314
314
312
311
312
314
316
315

Friday 5

Waning Gibbous 97%

18:02

09:29

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
21 Bad

Sun - Rise: 07:15, Set: 16:22, Transit: 11:49. Moon - Rise: 18:02, Set: 09:29. Civil Dark: 16:54 - 06:43. Nautical Dark: 17:30 - 06:07. Astro Dark: 18:04 - 05:33

Total Clouds (% Sky Obscured)

89
85
77
93
100
100
100
66
80
73
66
63
90
100
100
99
97
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

80
83
77
93
100
100
100
66
80
73
66
63
49
50
50
50
41
0
0
0
4
4
9
76

Medium Clouds (% Sky Obscured)

30
1
0
0
0
0
0
0
0
0
0
0
56
71
86
85
89
95
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
17
4
2
17
16
53
59
14
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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 (%)

4
5
2
1
19
3
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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
8
9
11
10
11
13
12
9
8
6
6
7
4
5
4
4
3
3
2
3
2
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-4
-5
-5
-6
-7
-7
-8
-9
-10
-9
-9
-9
-9
-9
-8
-7
-8
-9
-10
-10
-10
-9

Relative Humidity (%)

94
94
94
91
89
85
85
89
87
88
90
90
87
84
82
80
80
87
89
88
88
88
90
90

Pressure (mb)

1009
1009
1009
1009
1010
1010
1011
1012
1013
1014
1015
1016
1017
1017
1017
1016
1016
1016
1016
1017
1017
1018
1018
1019

Ozone (du)

315
314
312
308
310
309
310
310
313
315
318
322
322
320
320
320
321
323
327
332
334
334
334
335

Saturday 6

Waning Gibbous 92%

19:21

10:18

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 OK
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:16, Set: 16:22, Transit: 11:49. Moon - Rise: 19:21, Set: 10:18. Civil Dark: 16:54 - 06:44. Nautical Dark: 17:30 - 06:08. Astro Dark: 18:04 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
96
92
82
75
77
75
72
100
91
72
81
99
83
63
72
63
44
66
62
78

Low Clouds (% Sky Obscured)

95
96
98
95
87
70
64
66
67
67
66
66
46
26
4
0
0
2
1
2
2
2
1
2

Medium Clouds (% Sky Obscured)

100
100
100
100
92
78
61
40
40
25
25
25
35
40
0
0
0
0
60
63
44
66
62
78

High Clouds (% Sky Obscured)

100
55
65
75
60
60
55
40
35
35
38
100
44
29
41
55
53
50
55
55
44
58
58
52

ISS Passover

Visibility (miles)

9
9
9
2
2
1
0
0
0
0
0
0
0
3
2
7
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
31
49
54
54
59
77
84
74
63
53
33
5
1
0
14
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.1
0.2
0.2
0.2
0.5
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
5
6
6
7
6
7
7
8
10
11
12
12
12
11
10
9
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
90
90
90
92
90
92
92
90
90
87
85
83
82
80
80
80
83
83
83
82

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1020
1021
1021
1022
1023
1024
1024
1024
1024
1025
1026
1027
1028
1029
1030
1030

Ozone (du)

335
337
337
342
345
353
357
355
357
366
368
377
378
371
367
363
363
365
359
351
345
346
346
348

Sunday 7

Waning Gibbous 84%

20:39

10:55

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:17, Set: 16:22, Transit: 11:50. Moon - Rise: 20:39, Set: 10:55. Civil Dark: 16:54 - 06:45. Nautical Dark: 17:30 - 06:09. Astro Dark: 18:04 - 05:35

Total Clouds (% Sky Obscured)

83
80
83
91
100
97
95
93
93
93
92
93
94
95
95
93
95
81
42
76
99
100
100
99

Low Clouds (% Sky Obscured)

0
0
21
41
62
57
47
55
53
52
59
77
90
95
95
93
85
38
42
50
46
56
72
90

Medium Clouds (% Sky Obscured)

81
78
83
90
100
94
88
84
85
85
85
86
87
79
83
80
77
57
22
12
9
41
58
71

High Clouds (% Sky Obscured)

47
27
21
30
12
27
55
60
19
0
0
0
2
14
7
20
35
3
6
18
15
10
10
5

ISS Passover

Visibility (miles)

7
7
7
6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
2

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
1
2
2
4
6
8

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
4
4
4
3
3
3
3
3
4
5
5
7
7
8
8
9
8
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
80
80
81
80
79
79
79
79
78
75
75
75
78
82
83
85
85
85
87
87
88

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1028
1027
1026
1025
1024
1024
1023
1023
1022
1022
1021

Ozone (du)

349
348
348
347
346
347
348
345
348
348
351
352
354
350
350
352
355
360
364
366
372
384
396
407

Monday 8

Waning Gibbous 75%

21:53

11:24

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
21 Bad

Sun - Rise: 07:18, Set: 16:22, Transit: 11:50. Moon - Rise: 21:53, Set: 11:24. Civil Dark: 16:54 - 06:46. Nautical Dark: 17:30 - 06:10. Astro Dark: 18:05 - 05:35

Total Clouds (% Sky Obscured)

98
96
92
90
92
92
92
92
95
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
95
82
69
91
82
91
24
25
27
31
24
31
50
60
72
88
90
97
100
100
100
100
100

Medium Clouds (% Sky Obscured)

82
31
19
23
31
77
92
92
95
98
97
100
100
100
94
89
83
89
95
100
100
100
100
100

High Clouds (% Sky Obscured)

3
0
0
0
2
4
5
10
10
15
35
73
90
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
2
3
3
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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

11
15
14
12
10
8
6
4
2
1
0
0
0
0
0
0
0
3
6
8
38
54
67
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.7

Wind Speed/Direction (mph)

10
10
9
9
10
10
11
11
12
12
13
13
13
13
13
12
13
12
13
13
14
14
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-13
-14
-13
-13
-13
-13
-12
-11
-11
-11
-10
-9
-8
-7
-8
-8
-8
-8
-7
-7
-6
-7
-7

Dew Point (°C)

-10
-10
-10
-9
-9
-9
-9
-8
-8
-7
-7
-6
-5
-3
-3
-3
-3
-3
-2
-2
-2
-1
-1
-0

Relative Humidity (%)

90
90
90
90
88
88
87
89
89
87
89
90
91
92
91
91
89
89
89
89
88
91
92
94

Pressure (mb)

1020
1019
1018
1017
1016
1015
1014
1013
1012
1011
1010
1009
1008
1007
1005
1006
1004
1003
1003
1002
1001
1000
999
997

Ozone (du)

417
413
406
399
392
382
369
364
364
369
365
357
354
351
349
345
341
336
335
334
333
330
326
323

Tuesday 9

Waning Gibbous 64%

21:53

11:47

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
21 Bad

Sun - Rise: 07:19, Set: 16:22, Transit: 11:50. Moon - Rise: 21:53, Set: 11:47. Civil Dark: 16:54 - 06:46. Nautical Dark: 17:30 - 06:11. Astro Dark: 18:05 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
99
99
99
100
100
99
98
99
99
99
100
99
99
98
98
99
100
92
90
85
73

Low Clouds (% Sky Obscured)

100
100
98
96
94
98
99
100
99
98
98
98
97
97
93
88
84
89
95
100
76
54
32
50

Medium Clouds (% Sky Obscured)

100
100
97
94
91
91
93
92
88
82
77
79
84
89
86
82
79
65
52
40
45
60
50
40

High Clouds (% Sky Obscured)

100
100
72
43
15
27
19
16
11
5
0
0
0
0
1
2
5
8
11
10
5
10
15
10

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
95
95
93
76
63
48
34
47
57
64
67
67
64
54
41
26
25
19
10
8

Precipitation Amount (mm)

1.2
1.6
1.4
1.2
1.1
0.8
0.6
0.4
0.3
0
0
0.1
0.2
0.3
0.3
0.3
0.3
0.2
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
15
14
14
14
13
13
15
15
15
15
15
14
14
13
14
17
17
16
16
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-7
-7
-6
-6
-7
-7
-5
-5
-6
-6
-6
-6
-7
-7
-6
-6
-7
-7
-13
-14
-14

Dew Point (°C)

0
0
0
0
1
1
1
1
2
1
1
0
-1
-1
-1
-3
-3
-4
-5
-6
-7
-8
-10
-11

Relative Humidity (%)

96
98
100
98
100
100
100
100
100
100
100
98
98
98
98
96
94
92
92
90
89
87
83
82

Pressure (mb)

996
994
992
991
990
989
989
989
989
990
991
992
992
993
994
995
997
998
1000
1002
1004
1005
1006
1008

Ozone (du)

323
323
324
323
322
322
323
325
327
330
334
337
339
341
344
345
347
349
348
347
346
347
347
348

Wednesday 10

Waning Gibbous 54%

23:02

12:06

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

Sun - Rise: 07:19, Set: 16:22, Transit: 11:51. Moon - Rise: 23:02, Set: 12:06. Civil Dark: 16:55 - 06:47. Nautical Dark: 17:30 - 06:11. Astro Dark: 18:05 - 05:37

Total Clouds (% Sky Obscured)

65
63
38
21
9
11
9
5
6
9
12
36
62
90
95
98
100
100
100
100

Low Clouds (% Sky Obscured)

50
45
37
21
4
3
3
3
1
1
1
1
1
0
1
0
0
0
1
1

Medium Clouds (% Sky Obscured)

40
40
33
21
9
11
9
2
2
2
2
22
43
67
71
76
79
86
93
100

High Clouds (% Sky Obscured)

14
14
9
5
0
0
0
0
5
9
12
27
47
66
77
85
100
95
93
95

ISS Passover

Visibility (miles)

9
9
8
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

Precipitation Type

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

Precipitation Probability (%)

5
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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

Wind Speed/Direction (mph)

13
10
9
9
8
8
8
7
7
6
6
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

-9
-10
-10
-11
-12
-12
-12
-12
-13
-12
-12
-12
-11
-9
-8
-8
-8
-7
-8
-8

Feels Like (°C)

-15
-15
-15
-18
-17
-17
-17
-17
-17
-16
-16
-17
-16
-16
-16
-11
-12
-11
-12
-11

Dew Point (°C)

-12
-12
-12
-13
-13
-14
-14
-14
-15
-15
-14
-14
-14
-13
-13
-12
-11
-11
-11
-11

Relative Humidity (%)

82
83
85
85
86
86
84
84
84
83
83
80
76
74
71
72
74
76
79
82

Pressure (mb)

1009
1010
1011
1012
1013
1013
1014
1015
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1019
1020

Ozone (du)

346
345
343
338
334
329
320
310
301
302
302
303
306
308
310
311
312
314
315
317

Forecast for Madison, Dane, United States of America (43.07,-89.40)

Generated: 04/12/25 21:36:48. Forecast: 04/12/25 to 10/12/25. Timezone: UTC-6.00