Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Gibbous 80%

15:23

05:37

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

Sun - Rise: 06:52, Set: 20:47, Transit: 13:50. Moon - Rise: 15:23, Set: 05:37. Civil Dark: 21:19 - 06:20. Nautical Dark: 21:59 - 05:39. Astro Dark: 22:44 - 04:55

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
51
19
2
95
93
83
72
41
26
25
5
18
13
33
39
42
72
88

Low Clouds (% Sky Obscured)

32
19
2
1
14
10
18
28
38
69
57
74
64
10
27
23
2
17
11
45
49
48
59
80

Medium Clouds (% Sky Obscured)

100
97
100
100
100
100
38
6
19
34
30
27
32
35
19
17
0
0
0
0
36
6
3
40

High Clouds (% Sky Obscured)

54
55
8
62
0
0
0
0
0
0
0
0
0
0
0
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
5

Fog (%)

-
-
-
-
-
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
3
7
10
24
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)

13
14
15
16
13
11
12
13
13
10
11
13
14
13
13
14
14
15
16
17
18
20
22
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
73
68
59
63
66
58
55
54
55
57
60
77
77
79
74
76
77
80
78
78
77
77
91

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

409
412
417
420
419
418
419
420
421
428
434
439
445
460
466
463
462
461
462
466
473
478
480
486

Friday 19

Waxing Gibbous 87%

16:30

05:51

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 OK
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

Sun - Rise: 06:51, Set: 20:48, Transit: 13:50. Moon - Rise: 16:30, Set: 05:51. Civil Dark: 21:21 - 06:18. Nautical Dark: 22:01 - 05:37. Astro Dark: 22:46 - 04:52

Total Clouds (% Sky Obscured)

91
94
40
39
39
38
35
50
58
47
26
51
86
86
90
93
91
83
59
81
88
54
62
84

Low Clouds (% Sky Obscured)

69
52
32
26
17
14
10
2
40
21
13
30
61
67
83
90
82
70
39
73
73
32
46
79

Medium Clouds (% Sky Obscured)

74
81
20
25
23
29
23
46
47
34
11
13
64
81
83
53
37
39
7
0
13
0
0
0

High Clouds (% Sky Obscured)

0
3
0
3
3
3
4
11
4
3
0
3
59
60
55
5
0
0
3
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
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 (%)

10
5
0
0
0
0
0
0
0
0
0
0
0
3
3
12
19
8
4
5
4
22
4
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)

24
25
26
26
26
26
26
24
22
21
20
19
19
18
18
18
18
19
19
19
20
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
80
74
70
68
68
70
70
69
70
73
77
80
75
80
80
81
80
80
75
71
70
71
70

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1016
1016
1017

Ozone (du)

487
488
490
487
484
484
485
485
480
475
473
473
473
479
485
484
481
482
475
478
472
462
454
451

Saturday 20

Waxing Gibbous 93%

17:35

06:04

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

Sun - Rise: 06:49, Set: 20:49, Transit: 13:50. Moon - Rise: 17:35, Set: 06:04. Civil Dark: 21:22 - 06:16. Nautical Dark: 22:03 - 05:35. Astro Dark: 22:48 - 04:49

Total Clouds (% Sky Obscured)

90
78
59
23
5
8
48
56
55
50
83
77
11
4
6
7
58
79
70
66
64
54
40
40

Low Clouds (% Sky Obscured)

87
73
50
23
0
0
0
0
2
2
45
37
2
2
2
2
30
30
28
27
31
18
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
2
2
40
57
52
53
42
36
6
0
0
2
40
62
49
57
34
18
45
50

High Clouds (% Sky Obscured)

0
0
0
3
3
3
6
3
2
0
0
0
2
0
2
0
0
2
3
11
1
15
8
9

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 (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

21
20
19
20
21
23
22
21
20
18
18
18
16
16
17
17
17
18
19
19
20
21
21
21

Chance of Frost

Temperature (°C)

1
1
2
2
3
2
3
3
3
2
2
2
2
2
2
2
2
1
1
1
2
2
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
68
69
68
65
67
62
63
65
64
68
72
73
74
76
76
78
78
78
78
78
80
82

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016

Ozone (du)

448
451
451
450
453
453
452
453
450
452
454
452
448
447
445
445
441
434
435
437
439
441
440
439

Sunday 21

Waxing Gibbous 97%

18:41

06:17

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

Sun - Rise: 06:47, Set: 20:51, Transit: 13:50. Moon - Rise: 18:41, Set: 06:17. Civil Dark: 21:24 - 06:14. Nautical Dark: 22:05 - 05:33. Astro Dark: 22:50 - 04:47

Total Clouds (% Sky Obscured)

23
30
59
83
100
90
81
69
36
30
22
20
21
21
18
13
7
11
18
64
36
60
60
61

Low Clouds (% Sky Obscured)

20
30
37
37
35
35
35
40
4
2
2
0
2
1
2
2
2
0
0
0
2
2
4
4

Medium Clouds (% Sky Obscured)

4
3
13
27
40
34
28
17
14
11
7
7
9
10
10
6
0
0
0
0
13
40
50
49

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
2
11
22
50
27
26
11
30

ISS Passover

Visibility (miles)

9
9
9
9
0
0
0
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
Very Light Rain
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
6
28
51
61
42
22
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
19
19
19
16
14
15
11
11
13
14
13
12
10
9
8
8
8
8
9
9
10
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-4
-3
-4
-3
-4
-4
-2
-3
-4
-5
-5
-6
-5
-4
-4
-4
-4
-4
-3
-5
-3
-3
-2

Dew Point (°C)

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

Relative Humidity (%)

80
80
80
77
98
96
96
77
64
54
56
56
54
53
52
52
53
53
54
57
57
59
61
62

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

441
441
437
437
436
435
435
437
438
438
436
433
431
430
427
425
425
425
426
427
430
431
430
431

Monday 22

Waxing Gibbous 99%

19:48

06:32

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:45, Set: 20:52, Transit: 13:50. Moon - Rise: 19:48, Set: 06:32. Civil Dark: 21:25 - 06:12. Nautical Dark: 22:06 - 05:31. Astro Dark: 22:52 - 04:44

Total Clouds (% Sky Obscured)

48
67
88
92
87
91
95
100
100
100
100
100
100
100
98
95
93
94
95
97
97
97
97
95

Low Clouds (% Sky Obscured)

2
2
3
2
2
4
2
2
13
23
64
69
85
100
94
87
81
80
80
80
85
87
91
83

Medium Clouds (% Sky Obscured)

37
53
49
88
82
68
41
91
94
97
99
100
100
100
82
65
50
63
76
89
80
70
60
40

High Clouds (% Sky Obscured)

46
71
77
68
49
61
79
100
98
96
94
96
98
100
70
40
15
10
10
10
12
14
15
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
3
0
0
8
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
Very Light Rain
Snow
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
3
9
16
43
61
75
91
95
95
77
51
31
41
40
38
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.9
1.2
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
15
15
15
14
12
11
10
11
12
14
13
12
12
12
13
14
15
16
18
14
17
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
65
67
70
70
72
71
72
73
72
72
75
88
96
96
93
86
76
73
69
69
69
67

Pressure (mb)

1016
1015
1014
1014
1013
1012
1011
1011
1011
1010
1010
1010
1009
1009
1008
1007
1006
1006
1006
1006
1006
1007
1008
1010

Ozone (du)

430
432
432
432
432
431
428
426
427
428
430
431
434
437
437
438
438
437
437
439
440
443
446
449

Tuesday 23

Full Moon 100%

20:57

06:49

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

Sun - Rise: 06:44, Set: 20:54, Transit: 13:49. Moon - Rise: 20:57, Set: 06:49. Civil Dark: 21:27 - 06:10. Nautical Dark: 22:08 - 05:29. Astro Dark: 22:55 - 04:42

Total Clouds (% Sky Obscured)

93
92
70
48
26
38
49
65
63
52
38
29
23
15
10
7
4
23
41
65
67
65
66
46

Low Clouds (% Sky Obscured)

79
71
50
25
0
0
0
0
0
0
0
0
0
0
0
1
0
2
3
5
8
39
47
35

Medium Clouds (% Sky Obscured)

26
9
5
3
1
27
50
75
67
56
49
38
23
15
10
4
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
24
27
28
25
36
46
66
50
27
0
0
0
0
0
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
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 (%)

32
18
14
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0

Wind Speed/Direction (mph)

22
21
20
17
15
13
12
11
11
11
11
11
10
10
10
9
9
10
10
10
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-7
-7
-6
-7
-6
-7
-7
-5
-6
-6
-6
-6
-6
-7
-7
-6
-6
-6
-5
-9
-9
-9

Dew Point (°C)

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

Relative Humidity (%)

65
62
60
58
57
54
56
56
57
58
59
61
62
61
62
62
62
62
63
62
62
62
63
63

Pressure (mb)

1011
1013
1014
1015
1016
1016
1017
1018
1018
1019
1020
1021
1022
1022
1023
1024
1025
1026
1027
1028
1029
1030
1030
1031

Ozone (du)

451
452
454
452
451
449
448
447
446
446
446
446
449
452
455
457
460
463
461
460
459
457
455
453

Wednesday 24

Waning Gibbous 98%

22:08

07:10

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

Sun - Rise: 06:42, Set: 20:55, Transit: 13:49. Moon - Rise: 22:08, Set: 07:10. Civil Dark: 21:28 - 06:08. Nautical Dark: 22:10 - 05:26. Astro Dark: 22:57 - 04:39

Total Clouds (% Sky Obscured)

26
6
5
3
1
1
0
0
1
1
2
2
2
2
1
1
0
5
9
14
27
44
68
72

Low Clouds (% Sky Obscured)

19
5
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
5
11
16
34
54
72
81

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
0
0
0
0
0
0
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
62
61
61
59
56
52
47
42
42
40
38
42
46
50
53
55
59
59
59
60
56
52
49

Pressure (mb)

1031
1032
1032
1032
1031
1031
1031
1031
1030
1030
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029

Ozone (du)

451
449
448
446
445
443
440
437
434
432
430
428
429
430
431
428
425
421
419
417
416
416
416
416

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

Generated: 18/04/24 17:56:00. Forecast: 18/04/24 to 24/04/24. Timezone: UTC-4.00