Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Crescent 25%

07:03

09:41

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:07, Set: 17:05, Transit: 12:36. Moon - Rise: 07:03, Set: 09:41. Civil Dark: 17:50 - 07:23. Nautical Dark: 18:39 - 06:33. Astro Dark: 19:27 - 05:45

Total Clouds (% Sky Obscured)

99
98
98
96
96
96
95
94
95
95
92
92
85
84
86
90
94
73
72
68
75
80
75
94

Low Clouds (% Sky Obscured)

92
91
91
91
92
91
87
84
87
90
91
91
82
81
85
87
91
69
72
66
70
69
63
61

Medium Clouds (% Sky Obscured)

84
78
44
44
41
47
40
18
27
5
0
0
0
0
0
0
0
0
0
0
0
0
0
36

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
2
28
73

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
1
1
1
0
0
0
0
0
1
1
1
1
1
1
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
45
46
45
41
38
36
35
30
29
25
19
19
17
15
15
12
7
1
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
0.2
0.2
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)

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

Chance of Frost

Temperature (°C)

-6
-7
-7
-8
-8
-8
-7
-7
-7
-7
-7
-8
-9
-10
-10
-11
-12
-13
-13
-14
-15
-15
-15
-16

Feels Like (°C)

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

Dew Point (°C)

-7
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-10
-11
-11
-12
-13
-14
-15
-16
-17
-17
-17
-17

Relative Humidity (%)

94
94
92
92
92
88
87
85
83
83
85
88
90
92
92
90
90
88
88
86
86
88
86
85

Pressure (mb)

992
992
992
993
993
993
994
994
994
994
995
995
995
996
996
997
997
998
999
999
1000
1000
1000
1000

Ozone (du)

447
444
445
444
448
448
445
447
448
447
445
439
437
438
440
439
437
434
432
431
431
428
427
426

Friday 13

Waning Crescent 17%

07:48

10:45

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
00 Bad
01 Bad
02 Bad
03 OK
04 Bad

Sun - Rise: 08:05, Set: 17:08, Transit: 12:36. Moon - Rise: 07:48, Set: 10:45. Civil Dark: 17:52 - 07:20. Nautical Dark: 18:41 - 06:31. Astro Dark: 19:29 - 05:43

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
97
86
86
86
80
80
74
82
88
97
90
81
46
35

Low Clouds (% Sky Obscured)

60
58
33
1
1
1
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

80
75
75
65
65
65
60
55
58
100
93
80
81
83
80
80
74
82
88
97
90
79
39
31

High Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
76
16
17
10
10
15
20
30
35
35
40
45
45
5

ISS Passover

Visibility (miles)

5
7
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
1
1
2
2

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)

7
7
7
7
8
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
8
8

Chance of Frost

Temperature (°C)

-16
-16
-16
-16
-16
-15
-14
-13
-12
-12
-12
-12
-13
-13
-13
-14
-14
-14
-14
-14
-15
-15
-15
-15

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-18
-18
-19
-18
-17
-16
-16
-15
-15
-15
-16
-16
-17
-17
-18
-18
-18
-18
-19
-19
-19
-20

Relative Humidity (%)

85
85
83
83
81
80
78
74
75
75
76
76
75
74
73
72
72
73
72
72
71
70
69
69

Pressure (mb)

1000
1001
1001
1002
1002
1002
1003
1003
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004

Ozone (du)

425
427
427
425
422
419
416
414
419
417
414
413
410
407
408
412
415
419
420
422
424
425
427
429

Saturday 14

Waning Crescent 10%

08:04

12:17

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

Sun - Rise: 08:02, Set: 17:10, Transit: 12:36. Moon - Rise: 08:04, Set: 12:17. Civil Dark: 17:54 - 07:18. Nautical Dark: 18:44 - 06:29. Astro Dark: 19:32 - 05:40

Total Clouds (% Sky Obscured)

23
18
4
4
4
7
2
1
1
0
0
0
0
0
0
0
0
0
0
19
0
20
40
60

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
40
60

Medium Clouds (% Sky Obscured)

23
18
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
2
2
3
2
1
1
0
0
0
0
0
0
0
0
0
0
5
0
4
1
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 (%)

2
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
69
68
68
66
67
64
65
66
67
70
71
74
74
76
76
75
78
77
76
75
74
74

Pressure (mb)

1004
1004
1005
1005
1006
1006
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1013
1013

Ozone (du)

430
435
439
441
441
442
440
442
444
445
443
440
439
441
443
445
444
444
448
449
445
430
437
441

Sunday 15

Waning Crescent 5%

08:10

13:58

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

Sun - Rise: 07:59, Set: 17:13, Transit: 12:36. Moon - Rise: 08:10, Set: 13:58. Civil Dark: 17:57 - 07:15. Nautical Dark: 18:46 - 06:26. Astro Dark: 19:34 - 05:38

Total Clouds (% Sky Obscured)

40
20
0
0
0
0
6
12
19
43
67
92
70
49
27
38
46
56
60
64
68
59
49
40

Low Clouds (% Sky Obscured)

40
20
0
0
0
0
3
6
9
25
41
55
46
38
27
37
43
56
60
60
57
46
42
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
6
9
30
48
63
42
20
0
0
0
0
1
2
2
2
2
2

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
3
8
8
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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)

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

Chance of Frost

Temperature (°C)

-19
-19
-18
-18
-17
-14
-12
-10
-8
-7
-7
-8
-10
-11
-11
-11
-11
-12
-12
-11
-11
-11
-12
-12

Feels Like (°C)

-21
-21
-21
-20
-18
-16
-15
-12
-11
-9
-9
-10
-11
-12
-13
-13
-14
-14
-13
-13
-13
-13
-13
-14

Dew Point (°C)

-22
-22
-22
-21
-20
-19
-17
-14
-12
-10
-10
-10
-11
-12
-12
-13
-13
-14
-13
-13
-13
-13
-13
-14

Relative Humidity (%)

75
75
76
76
71
65
66
72
74
76
77
83
90
88
88
88
86
85
86
85
85
85
86
86

Pressure (mb)

1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

437
436
435
430
425
425
424
422
421
417
415
410
408
409
409
412
415
417
417
416
417
419
419
417

Monday 16

Waning Crescent 1%

08:12

15:38

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:56, Set: 17:16, Transit: 12:36. Moon - Rise: 08:12, Set: 15:38. Civil Dark: 17:59 - 07:13. Nautical Dark: 18:48 - 06:24. Astro Dark: 19:37 - 05:35

Total Clouds (% Sky Obscured)

45
58
52
76
75
78
79
77
78
76
75
76
71
69
69
94
97
100
94
76
59
70
83
96

Low Clouds (% Sky Obscured)

44
58
52
64
56
55
71
72
76
76
74
74
69
65
60
22
13
8
10
13
17
30
39
56

Medium Clouds (% Sky Obscured)

2
0
5
40
40
40
40
40
35
5
4
5
3
18
20
88
92
94
74
50
39
38
47
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
83
89
95
93
76
59
70
66
55

ISS Passover

Visibility (miles)

8
8
8
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
1
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-14
-14
-11
-9
-7
-6
-5
-4
-4
-5
-5
-6
-6
-7
-9
-10
-11
-11
-11
-11
-11
-11

Relative Humidity (%)

86
86
88
86
90
88
87
87
84
84
84
86
87
87
89
89
87
87
85
87
87
90
90
90

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1010
1010
1010
1011
1011
1011
1011
1011

Ozone (du)

415
414
414
414
415
416
414
409
405
402
400
401
401
399
399
398
398
397
397
397
397
397
394
392

Tuesday 17

New Moon 0%

08:11

17:15

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:54, Set: 17:18, Transit: 12:36. Moon - Rise: 08:11, Set: 17:15. Civil Dark: 18:02 - 07:10. Nautical Dark: 18:51 - 06:21. Astro Dark: 19:39 - 05:33

Total Clouds (% Sky Obscured)

94
90
77
79
80
84
84
86
89
89
89
89
91
92
92
92
93
96
97
98
99
98
97
97

Low Clouds (% Sky Obscured)

52
48
40
29
14
46
59
62
65
50
31
17
15
15
16
11
6
4
4
4
4
8
12
16

Medium Clouds (% Sky Obscured)

46
53
50
61
73
81
82
83
84
80
75
72
70
66
60
70
82
91
94
96
99
95
91
88

High Clouds (% Sky Obscured)

47
42
36
40
46
52
35
18
6
9
16
39
44
37
34
37
31
34
46
59
69
75
81
87

ISS Passover

Visibility (miles)

7
5
4
3
4
5
6
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
94
90
87
87
85
84
85
85
87
87
88
88
90
88
88
88
88
88
88
87

Pressure (mb)

1011
1011
1011
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

389
388
387
386
387
387
388
389
390
391
392
393
394
392
391
389
384
380
375
372
369
365
363
360

Wednesday 18

Waxing Crescent 1%

08:11

18:51

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
00 Bad
01 Bad

Sun - Rise: 07:51, Set: 17:21, Transit: 12:36. Moon - Rise: 08:11, Set: 18:51. Civil Dark: 18:04 - 07:07. Nautical Dark: 18:53 - 06:19. Astro Dark: 19:41 - 05:30

Total Clouds (% Sky Obscured)

94
92
90
88
86
86
85
85
86
85
84
86
86
90
90
93
97
99
98
98
97

Low Clouds (% Sky Obscured)

12
8
4
11
30
57
64
71
73
69
72
68
67
54
38
45
52
59
52
49
45

Medium Clouds (% Sky Obscured)

70
52
34
27
18
14
10
10
10
8
11
13
20
38
58
72
85
93
89
85
81

High Clouds (% Sky Obscured)

90
92
90
88
86
86
74
56
37
25
13
1
1
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
8
7
6
7
8

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

2
2
0
7
9
8
16
20
24
25
26
28
27
25
23
21
18
15
16
17
16

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
85
85
80
78
77
75
72
71
75
78
80
83
85
86
86
86
88
86
86

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

357
356
355
354
353
352
350
351
351
351
350
348
347
347
347
347
348
349
349
348
347

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 12/02/26 04:58:16. Forecast: 12/02/26 to 18/02/26. Timezone: UTC+2.00