Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Waning Gibbous 59%

03:14

10:57

18 Bad
19 Bad
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: 08:12, Set: 19:49, Transit: 14:01. Moon - Rise: 03:14, Set: 10:57. Civil Dark: 20:20 - 07:42. Nautical Dark: 20:55 - 07:06. Astro Dark: 21:31 - 06:30

Total Clouds (% Sky Obscured)

79
96
97
99
100
100
100
100
100
100
100
100
100
99
97
96
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
66
84
69
74
88
84
85
84
82
78
74
69
65
62
59
45
39
48
44
59
79
87
85

Medium Clouds (% Sky Obscured)

20
85
97
99
100
100
100
100
100
97
100
100
75
92
38
60
100
100
100
87
100
99
100
100

High Clouds (% Sky Obscured)

38
9
40
52
80
80
46
10
41
40
45
2
74
88
34
24
74
84
86
97
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
2
16
36
52
30
75
72
55
32
22
6
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.1
0.3
0
0.5
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
13
13
8
7
8
10
10
11
12
13
11
13
13
11
12
11
12
12
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
83
81
77
75
77
79
84
79
86
89
85
75
73
73
70
70
70
69
70
70
70
69
70

Pressure (mb)

1009
1010
1011
1013
1014
1015
1016
1016
1017
1017
1018
1019
1019
1020
1020
1021
1022
1022
1022
1023
1023
1022
1022
1022

Ozone (du)

357
356
360
361
366
362
354
359
362
359
358
359
358
360
360
360
359
362
359
360
360
360
362
360

Tuesday 10

Waning Gibbous 49%

04:15

11:41

18 Bad
19 Bad
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: 08:10, Set: 19:51, Transit: 14:01. Moon - Rise: 04:15, Set: 11:41. Civil Dark: 20:21 - 07:40. Nautical Dark: 20:57 - 07:04. Astro Dark: 21:33 - 06:28

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)

71
47
30
38
43
68
93
89
100
97
97
98
96
97
100
99
98
97
93
91
91
96
98
98

Medium 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

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
95
95
95
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
9
2
1
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

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

Precipitation Probability (%)

0
8
38
42
40
75
82
95
95
95
95
95
95
95
95
95
95
95
95
95
77
87
92
88

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0.8
0.6
1.2
0.8
0.9
0.9
0.8
1.2
1.3
1.2
0.8
1.1
0.7
0.5
0.6
0.7
0.7

Wind Speed/Direction (mph)

13
12
12
12
14
14
16
15
18
17
17
17
18
18
16
18
20
21
22
23
23
23
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11
-12
-12
-12
-12
-13
-13
-14
-14
-15
-15
-15
-15
-15

Dew Point (°C)

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

Relative Humidity (%)

69
69
72
78
78
81
87
89
92
92
94
92
94
92
92
94
94
92
94
94
94
92
92
90

Pressure (mb)

1021
1021
1021
1021
1020
1020
1018
1018
1017
1017
1016
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012
1012
1013
1014

Ozone (du)

362
361
363
364
364
366
366
367
368
368
372
371
373
376
382
388
389
391
394
398
406
409
416
428

Wednesday 11

Third Quarter 39%

05:07

12:36

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

Sun - Rise: 08:08, Set: 19:52, Transit: 14:01. Moon - Rise: 05:07, Set: 12:36. Civil Dark: 20:23 - 07:38. Nautical Dark: 20:58 - 07:02. Astro Dark: 21:34 - 06:26

Total Clouds (% Sky Obscured)

100
75
40
45
50
66
79
77
56
68
50
45
35
49
61
61
60
57
65
100
98
96
100
100

Low Clouds (% Sky Obscured)

88
70
40
45
50
66
68
60
48
68
50
45
35
42
44
44
49
40
41
36
31
15
10
38

Medium Clouds (% Sky Obscured)

100
75
40
45
45
6
1
0
0
0
0
0
0
0
0
0
0
4
17
45
45
50
55
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
16
26
46

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6

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

Precipitation Probability (%)

73
59
55
52
39
40
20
3
4
4
5
7
7
4
5
3
4
2
3
15
12
3
12
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

22
21
20
20
19
18
17
15
13
12
12
12
12
12
11
10
9
8
6
4
5
6
7
6

Chance of Frost

Temperature (°C)

-5
-4
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-7
-7
-7
-6
-6
-6
-6
-6
-6
-6
-5
-6

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-6
-6
-7
-7
-8
-10
-11
-11
-10
-11
-11
-11
-11
-11
-12
-11
-11
-11
-10
-10
-10

Relative Humidity (%)

92
90
90
90
90
90
89
79
67
66
67
71
70
71
70
69
67
66
67
66
67
70
70
71

Pressure (mb)

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

Ozone (du)

441
448
448
446
445
450
454
463
464
467
470
473
473
473
470
472
476
482
487
488
488
484
477
470

Thursday 12

Waning Crescent 30%

05:49

13:40

18 Bad
19 Bad
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: 08:06, Set: 19:53, Transit: 14:01. Moon - Rise: 05:49, Set: 13:40. Civil Dark: 20:24 - 07:36. Nautical Dark: 21:00 - 07:00. Astro Dark: 21:36 - 06:24

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

62
86
67
70
52
80
88
95
95
96
96
93
91
90
89
91
91
93
96
98
98
98
98
99

Medium Clouds (% Sky Obscured)

88
100
100
100
100
100
100
100
98
95
94
76
59
53
67
81
90
91
92
93
91
89
87
93

High Clouds (% Sky Obscured)

93
100
85
76
64
54
49
45
45
40
35
30
25
25
25
25
30
41
50
55
45
40
40
40

ISS Passover

Visibility (miles)

1
9
9
9
9
9
9
9
9
9
1
1
1
2
4
1
1
1
1
3
4
5
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

11
3
36
48
56
63
70
76
72
80
93
83
70
52
54
58
57
52
46
47
46
40
30
29

Precipitation Amount (mm)

0
0
0.1
0.2
0.3
0.3
0.4
0.5
0.4
0.4
0.6
0.5
0.3
0.1
0.2
0.2
0.2
0.1
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
11
12
14
15
17
20
21
22
23
23
24
25
27
27
27
27
26
25
24
23
21
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-11
-11
-11
-12
-12
-12
-13
-13
-14
-14
-14
-15
-14
-14
-13
-13
-13
-13
-13
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

80
74
72
75
75
76
78
78
81
79
82
87
87
86
86
86
86
86
84
81
81
76
68
66

Pressure (mb)

1017
1016
1015
1015
1014
1012
1010
1009
1007
1005
1004
1002
1002
1001
1001
1002
1002
1003
1004
1005
1006
1007
1008
1009

Ozone (du)

468
468
470
474
477
478
480
482
483
482
478
479
482
482
480
481
482
476
471
468
467
470
478
481

Friday 13

Waning Crescent 21%

06:22

14:51

18 Bad
19 Bad
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: 08:04, Set: 19:55, Transit: 14:00. Moon - Rise: 06:22, Set: 14:51. Civil Dark: 20:25 - 07:34. Nautical Dark: 21:01 - 06:58. Astro Dark: 21:38 - 06:21

Total Clouds (% Sky Obscured)

99
100
100
100
100
95
74
69
67
72
77
76
75
74
68
64
58
68
83
95
91
88
84
89

Low Clouds (% Sky Obscured)

99
100
100
100
98
88
38
39
37
61
28
27
59
62
57
50
43
58
74
91
88
88
84
89

Medium Clouds (% Sky Obscured)

96
100
99
99
98
78
11
0
4
0
3
65
29
70
68
64
58
68
83
95
91
88
84
89

High Clouds (% Sky Obscured)

30
39
1
0
0
0
0
0
2
0
45
45
36
45
45
45
45
68
57
40
38
36
33
28

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

Precipitation Probability (%)

29
27
31
35
41
29
22
23
17
13
3
4
3
1
3
4
3
5
5
2
4
8
13
24

Precipitation Amount (mm)

0
0
0
0.1
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
15
13
11
9
9
9
10
10
9
8
7
7
7
7
6
7
7
8
8
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
65
63
62
62
60
59
59
60
62
63
65
67
74
80
79
76
73
73
72
70
72
75
76

Pressure (mb)

1010
1011
1013
1014
1015
1016
1017
1017
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

485
489
493
495
488
489
486
486
483
483
479
478
480
478
475
471
466
461
457
453
448
443
438
434

Saturday 14

Waning Crescent 13%

06:48

16:06

18 Bad
19 Bad
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: 08:02, Set: 19:56, Transit: 14:00. Moon - Rise: 06:48, Set: 16:06. Civil Dark: 20:27 - 07:32. Nautical Dark: 21:03 - 06:56. Astro Dark: 21:39 - 06:19

Total Clouds (% Sky Obscured)

95
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)

93
92
86
79
75
74
75
77
76
76
77
74
70
66
67
72
73
82
80
82
88
94
100
99

Medium Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
96
94
76

High Clouds (% Sky Obscured)

57
90
100
100
100
100
100
100
97
94
92
97
99
100
100
100
100
100
100
100
99
99
99
66

ISS Passover

Visibility (miles)

6
3
0
0
1
1
3
6
9
6
3
1
1
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

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

Precipitation Probability (%)

30
36
42
44
42
37
37
33
33
34
35
43
52
59
56
58
65
56
37
33
34
34
35
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
11
12
11
10
10
9
8
7
6
4
6
7
9
11
15
20
26
24
24
24
23
23
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-8
-8
-8
-7
-7
-7
-9
-9
-10
-10
-10
-17
-17
-18

Dew Point (°C)

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

Relative Humidity (%)

81
87
94
91
91
89
87
89
87
89
89
89
91
94
96
92
90
89
87
87
87
87
85
83

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1018
1018
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

432
431
430
427
424
422
422
423
423
422
420
419
420
421
422
424
427
429
428
427
426
433
439
445

Sunday 15

Waning Crescent 7%

07:09

17:21

18 Bad
19 Bad
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

Sun - Rise: 08:00, Set: 19:58, Transit: 14:00. Moon - Rise: 07:09, Set: 17:21. Civil Dark: 20:28 - 07:30. Nautical Dark: 21:04 - 06:54. Astro Dark: 21:41 - 06:17

Total Clouds (% Sky Obscured)

100
100
98
96
95
95
94
94
94
97
98
97
97
97
93
89
90
94
96
99

Low Clouds (% Sky Obscured)

99
98
97
96
95
95
94
94
94
97
98
97
97
97
93
89
90
94
94
93

Medium Clouds (% Sky Obscured)

57
39
24
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

40
43
39
40
40
34
31
31
27
25
25
24
24
25
24
25
25
26
25
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-17
-17
-18
-19
-19
-19
-18
-19
-20
-21
-21
-21
-21
-21
-22
-22
-22
-22
-22
-22

Dew Point (°C)

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

Relative Humidity (%)

85
83
85
83
81
80
78
76
73
73
70
70
68
70
68
67
67
65
66
67

Pressure (mb)

1021
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1026
1026
1026
1027
1027
1026

Ozone (du)

451
456
462
474
486
498
499
501
503
508
514
519
519
519
518
516
514
511
508
504

Forecast for Mandan, Keweenaw, United States of America (47.46,-87.97)

Generated: 09/03/26 18:54:30. Forecast: 09/03/26 to 15/03/26. Timezone: UTC-4.00