Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 2%

07:24

15:23

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: 08:15, Set: 16:54, Transit: 12:34. Moon - Rise: 07:24, Set: 15:23. Civil Dark: 17:28 - 07:41. Nautical Dark: 18:06 - 07:03. Astro Dark: 18:43 - 06:26

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)

24
20
15
1
0
19
67
100
100
100
100
100
100
100
100
99
100
100
92
98
100
100
88
85

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
84
67
68
89
95
67
68
100
38
100
100
100
100
100
98
100
96
100

High 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

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
29
72
95
95
95
95
65
60
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1.3
0.8
0.8
0.6
0.3
0.2
0

Wind Speed/Direction (mph)

19
17
17
16
18
14
15
17
16
16
18
18
14
13
13
12
18
18
17
17
14
12
14
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
87
84
81
78
77
78
85
89
90
93
94
98
98
98
100
100
98
98
98
98
98
96

Pressure (mb)

1011
1010
1009
1008
1006
1005
1004
1002
1001
999
998
997
996
995
993
992
991
990
989
988
987
987
986
987

Ozone (du)

321
322
322
325
323
320
321
322
324
324
327
329
325
326
328
333
335
332
334
340
342
348
352
355

Friday 19

New Moon 0%

08:24

16:09

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: 08:16, Set: 16:54, Transit: 12:35. Moon - Rise: 08:24, Set: 16:09. Civil Dark: 17:29 - 07:41. Nautical Dark: 18:07 - 07:03. Astro Dark: 18:43 - 06:27

Total Clouds (% Sky Obscured)

99
94
97
98
97
97
100
100
95
97
97
95
89
96
94
91
91
89
85
89
100
100
85
97

Low Clouds (% Sky Obscured)

98
87
90
89
87
92
100
100
86
94
92
86
83
94
90
85
84
84
79
72
67
5
10
22

Medium Clouds (% Sky Obscured)

83
78
79
58
90
46
53
95
83
83
89
76
45
40
8
0
0
0
0
21
81
82
64
77

High Clouds (% Sky Obscured)

4
16
30
25
43
7
2
0
0
0
0
0
0
1
0
0
0
0
1
2
21
2
1
64

ISS Passover

Visibility (miles)

0
0
0
0
0
0
1
1
0
0
0
0
1
1
1
2
2
3
1
1
2
3
7
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

52
56
59
64
51
49
37
44
44
49
44
37
29
26
25
22
17
18
17
13
2
2
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

19
18
16
16
16
16
20
18
20
20
20
20
19
19
19
20
18
16
14
12
10
6
5
3

Chance of Frost

Temperature (°C)

2
2
1
1
0
-3
-4
-5
-7
-8
-9
-11
-10
-10
-9
-9
-8
-9
-9
-9
-9
-9
-9
-9

Feels Like (°C)

-5
-4
-5
-5
-6
-10
-11
-12
-15
-16
-17
-19
-18
-18
-17
-17
-14
-15
-14
-13
-13
-14
-13
-12

Dew Point (°C)

2
1
1
0
0
-4
-5
-7
-10
-10
-11
-13
-13
-13
-12
-13
-12
-12
-13
-12
-12
-12
-12
-12

Relative Humidity (%)

98
96
96
96
98
91
91
89
82
83
87
83
80
75
77
72
75
77
74
80
80
82
80
78

Pressure (mb)

987
987
988
989
990
990
991
993
995
997
999
1001
1002
1004
1006
1007
1009
1011
1012
1014
1015
1015
1015
1016

Ozone (du)

359
358
357
362
362
370
373
374
377
382
387
396
403
407
407
395
393
383
378
376
372
373
375
372

Saturday 20

Waxing Crescent 1%

09:15

17:05

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: 08:16, Set: 16:55, Transit: 12:35. Moon - Rise: 09:15, Set: 17:05. Civil Dark: 17:29 - 07:42. Nautical Dark: 18:07 - 07:04. Astro Dark: 18:44 - 06:27

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
96
90
100
77
72
71
90
88
30
86

Low Clouds (% Sky Obscured)

28
83
69
66
50
55
74
100
100
62
73
100
98
100
92
90
100
77
71
70
88
84
30
82

Medium Clouds (% Sky Obscured)

100
98
85
100
100
100
100
87
100
100
100
100
100
83
16
25
18
2
0
0
43
8
0
47

High Clouds (% Sky Obscured)

99
53
91
71
100
34
100
100
100
100
75
93
85
85
85
21
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
1
2
6
0
0
0
9
9
9
8
2
9
9

Fog (%)

0
0
1
0
1
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
Snow
Snow
None
Snow
None
None
Snow
Snow
Snow
None
None
None
Snow
None
None
None

Precipitation Probability (%)

0
0
7
0
4
3
4
9
63
77
45
44
37
50
88
73
47
6
11
27
57
41
13
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.3
0
0.1
0
0
0.8
0.4
0.2
0
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

0
2
4
10
11
14
17
19
19
16
15
14
14
15
17
16
16
20
19
16
19
23
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-12
-11
-11
-11
-11
-11
-11
-11
-10
-9
-8
-8
-8
-7
-6
-7
-7
-8
-8
-8
-14
-16
-17

Dew Point (°C)

-12
-12
-11
-10
-9
-8
-8
-7
-7
-7
-6
-6
-5
-3
-4
-0
-1
-2
-4
-5
-6
-7
-13
-13

Relative Humidity (%)

75
74
74
74
74
75
76
76
73
72
75
76
82
89
78
98
96
89
81
79
72
89
64
67

Pressure (mb)

1015
1015
1015
1014
1013
1011
1009
1008
1006
1005
1004
1002
1000
998
997
997
997
998
998
999
999
1001
1003
1004

Ozone (du)

371
362
360
353
344
340
334
332
333
332
330
332
332
338
345
349
355
363
365
367
378
379
380
380

Sunday 21

Waxing Crescent 3%

09:57

18:10

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 OK
21 OK
22 Bad
23 Bad

Sun - Rise: 08:17, Set: 16:55, Transit: 12:36. Moon - Rise: 09:57, Set: 18:10. Civil Dark: 17:30 - 07:42. Nautical Dark: 18:08 - 07:04. Astro Dark: 18:44 - 06:28

Total Clouds (% Sky Obscured)

70
69
88
69
76
66
73
72
78
80
86
93
99
96
82
96
78
62
44
42
27
31
44
57

Low Clouds (% Sky Obscured)

25
34
58
64
65
59
67
69
73
76
61
51
37
53
63
95
76
59
40
27
8
1
0
1

Medium Clouds (% Sky Obscured)

31
23
23
0
3
1
0
0
0
0
18
37
55
38
16
5
5
1
0
5
11
16
29
37

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
8
3
0
0
0
3
4
2
0
0
1
2
9
9
9
9
1
2
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
Snow
None
None
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
16
32
34
41
32
30
30
36
36
39
31
26
21
19
21
27
29
28
22
16
7
7
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

26
26
26
26
24
22
23
23
22
20
17
17
18
19
18
16
14
11
10
11
11
11
11
10

Chance of Frost

Temperature (°C)

-8
-9
-9
-8
-8
-6
-6
-7
-7
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-6
-6
-6
-6
-7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
69
75
78
87
85
76
79
82
85
87
80
76
74
74
73
71
79
85
85
84
80
77
79

Pressure (mb)

1006
1007
1008
1009
1010
1011
1013
1014
1016
1018
1019
1021
1022
1024
1025
1026
1027
1028
1029
1030
1030
1031
1031
1032

Ozone (du)

378
380
384
389
393
388
395
402
401
381
375
376
376
374
372
375
369
368
377
380
379
373
367
367

Monday 22

Waxing Crescent 7%

10:30

19:20

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: 08:17, Set: 16:56, Transit: 12:36. Moon - Rise: 10:30, Set: 19:20. Civil Dark: 17:30 - 07:43. Nautical Dark: 18:08 - 07:05. Astro Dark: 18:45 - 06:28

Total Clouds (% Sky Obscured)

68
81
80
94
90
93
100
92
84
78
85
93
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
28
54
84
68
57
30
34
37
39
70
71
75
73
68
61
51
43
36
38
44
50
58
66

Medium Clouds (% Sky Obscured)

46
60
44
45
50
45
48
49
68
60
69
77
74
83
91
100
100
100
100
100
100
100
98
94

High Clouds (% Sky Obscured)

2
5
0
0
0
5
40
30
25
25
56
84
97
80
71
66
80
90
100
100
100
100
84
61

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
1
1
1
0
0
0
0
1

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
Snow

Precipitation Probability (%)

3
14
20
24
25
24
16
16
12
2
3
2
1
10
42
58
53
73
95
95
95
90
46
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.3
0.6
0.7
1.3
0.6
0.1
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-7
-6
-6
-4
-4
-4
-4
-3
-3
-3
-2
-2
-2
-1
-1
-1
-2
-2
-2
-2
-2
-2
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
77
76
76
78
82
84
86
86
86
86
86
84
84
87
89
91
89
91
92
91
94
94
91

Pressure (mb)

1032
1032
1032
1032
1031
1031
1031
1030
1030
1029
1029
1029
1028
1027
1026
1025
1025
1024
1024
1023
1022
1021
1020
1019

Ozone (du)

363
360
361
360
361
358
350
351
353
345
338
337
336
335
336
331
327
321
322
322
320
320
319
318

Tuesday 23

Waxing Crescent 13%

10:56

20:31

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: 08:17, Set: 16:56, Transit: 12:37. Moon - Rise: 10:56, Set: 20:31. Civil Dark: 17:31 - 07:43. Nautical Dark: 18:09 - 07:05. Astro Dark: 18:45 - 06:29

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
95
92
91
91
93
96
97
98
99
100
99
98
97
97
96
96
97
97

Low Clouds (% Sky Obscured)

75
49
48
50
46
43
36
31
23
18
19
19
26
28
24
35
52
70
85
83
81
79
58
37

Medium Clouds (% Sky Obscured)

81
73
72
72
64
57
42
38
34
31
49
64
80
67
62
47
56
61
68
60
51
48
55
62

High Clouds (% Sky Obscured)

6
21
10
2
5
9
18
19
24
40
69
67
61
63
18
0
1
1
2
24
46
64
46
59

ISS Passover

Visibility (miles)

0
0
3
6
8
9
9
9
9
9
9
6
3
0
3
6
9
8
7
6
7
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

58
62
64
61
47
31
13
12
9
4
6
9
11
16
17
16
15
12
10
9
8
2
3
2

Precipitation Amount (mm)

0.4
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
92
94
96
94
92
91
89
91
89
91
92
94
89
86
81
83
84
86
84
84
82
82

Pressure (mb)

1018
1017
1016
1015
1015
1015
1014
1014
1015
1015
1016
1015
1015
1015
1016
1016
1017
1018
1019
1020
1020
1020
1021
1022

Ozone (du)

319
319
321
323
324
322
320
318
321
323
326
324
322
320
320
320
321
318
315
312
311
311
311
311

Wednesday 24

Waxing Crescent 21%

11:18

21:43

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: 08:18, Set: 16:57, Transit: 12:37. Moon - Rise: 11:18, Set: 21:43. Civil Dark: 17:31 - 07:43. Nautical Dark: 18:09 - 07:05. Astro Dark: 18:46 - 06:29

Total Clouds (% Sky Obscured)

97
98
99
100
98
97
95
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

18
11
6
1
1
1
2
25
50
74
81
87
94
95
96
98
97
97
96
98
99
100
100
100

Medium Clouds (% Sky Obscured)

68
77
87
95
94
93
91
95
94
93
76
61
55
70
75
75
75
70
70
45
25
10
10
10

High Clouds (% Sky Obscured)

93
90
47
39
34
32
26
51
75
100
100
99
100
100
100
100
99
97
96
97
95
97
91
89

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
0
0
0
0
0
0
0
0
0
0
1
1
0
4
11
15
17
18

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
7
7
6
6
6
6
7
8
9
11
12
14
15
15
15
15
15
15
15
14
13
12
10

Chance of Frost

Temperature (°C)

-10
-11
-11
-12
-12
-11
-11
-11
-9
-8
-7
-5
-4
-3
-2
-2
-2
-1
-1
-1
-1
-1
-1
-0

Feels Like (°C)

-12
-12
-17
-16
-16
-16
-16
-16
-14
-14
-14
-13
-13
-13
-8
-9
-9
-8
-9
-8
-7
-7
-7
-6

Dew Point (°C)

-12
-13
-14
-14
-14
-14
-13
-13
-12
-11
-9
-8
-7
-6
-6
-5
-5
-4
-4
-3
-3
-3
-3
-3

Relative Humidity (%)

81
81
81
81
81
81
83
83
81
82
80
80
79
78
78
79
79
81
83
84
83
84
84
84

Pressure (mb)

1022
1023
1023
1024
1024
1024
1024
1025
1024
1024
1024
1024
1023
1022
1022
1022
1021
1021
1021
1020
1020
1020
1019
1019

Ozone (du)

311
311
310
308
306
305
303
302
299
297
294
292
291
290
288
286
284
286
288
290
292
293
295
296

Forecast for Hessel, Mackinac, United States of America (46.01,-84.43)

Generated: 18/12/25 12:19:59. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-5.00