Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 4

Waning Gibbous 89%

22:00

09:04

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
22 Bad

Sun - Rise: 07:57, Set: 17:11, Transit: 12:34. Moon - Rise: 22:00, Set: 09:04. Civil Dark: 17:48 - 07:19. Nautical Dark: 18:30 - 06:38. Astro Dark: 19:10 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

89
87
92
81
87
79
89
89
90
93
100
100
100
100
100
100
100
100
100
100
100
93
93
98

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
97
98
89
50
41
60
63
45
80
97
98
100
100
100
100
93

High Clouds (% Sky Obscured)

100
100
100
100
100
100
66
59
61
90
90
79
83
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
0
0
0
0
0
0
1
1
1
2
2
6
3
7
6
8

Fog (%)

0
0
0
0
0
0
0
1
3
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
6
24
50
66
62
51
41
35
28
20
16
7
4
10
3
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
87
89
87
89
87
87
92
92
92
94
92
92
91
92
91
92
92
94
92
94
94
94

Pressure (mb)

1004
1003
1003
1002
1002
1001
1001
1000
1000
1000
999
999
999
998
998
997
997
997
997
996
996
996
996
995

Ozone (du)

446
449
453
456
467
484
488
495
499
492
485
479
476
475
470
467
463
452
446
449
455
458
455
447

Thursday 5

Waning Gibbous 81%

No Rise

09:12

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
22 Bad

Sun - Rise: 07:55, Set: 17:13, Transit: 12:34. Moon - Rise: No Rise, Set: 09:12. Civil Dark: 17:50 - 07:18. Nautical Dark: 18:32 - 06:36. Astro Dark: 19:12 - 05:55

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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95

Medium Clouds (% Sky Obscured)

100
4
0
0
0
0
0
0
22
5
0
40
50
39
45
48
40
50
45
100
100
99
100
98

High Clouds (% Sky Obscured)

100
65
25
0
0
0
0
8
5
10
36
63
55
62
92
94
86
82
100
81
97
100
100
77

ISS Passover

Visibility (miles)

9
9
9
9
6
3
3
3
2
4
9
9
7
2
2
2
2
2
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
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
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
98
100
98
98
98
100
98
96
96
96
96
96
98
100
100
100
98
98
98
98

Pressure (mb)

995
995
994
994
994
994
994
994
994
994
995
995
995
995
995
995
996
996
996
997
998
998
999
999

Ozone (du)

436
433
438
441
442
443
441
437
437
436
434
431
423
420
420
418
411
407
404
406
409
410
408
406

Friday 6

Waning Gibbous 72%

23:18

09:21

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
22 Bad

Sun - Rise: 07:53, Set: 17:15, Transit: 12:34. Moon - Rise: 23:18, Set: 09:21. Civil Dark: 17:52 - 07:16. Nautical Dark: 18:33 - 06:34. Astro Dark: 19:14 - 05:54

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)

99
100
100
100
100
100
97
91
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Medium Clouds (% Sky Obscured)

94
80
53
52
55
57
84
84
90
96
96
100
100
93
97
100
100
81
95
98
89
78
60
57

High Clouds (% Sky Obscured)

83
100
100
100
100
100
100
70
74
76
100
100
100
52
72
93
84
74
99
100
92
78
64
73

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
1
5
10
12
23
31
25
21
19
29
30
31
38
38
36
34
31
33
24
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
8
7
7
8
8
8
8
8
8
7
7
8
7
7
7
7

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Feels Like (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-3

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
98
98
96
96
96
94
93
96
98
98
98
98
98
98
98

Pressure (mb)

999
1000
1000
1000
1001
1001
1002
1002
1003
1003
1004
1004
1005
1005
1006
1006
1006
1007
1007
1008
1008
1009
1010
1010

Ozone (du)

408
408
408
410
409
407
405
404
406
408
409
409
408
407
406
407
407
405
404
403
403
405
406
406

Saturday 7

Waning Gibbous 63%

00:35

09:32

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
22 Bad

Sun - Rise: 07:51, Set: 17:17, Transit: 12:34. Moon - Rise: 00:35, Set: 09:32. Civil Dark: 17:54 - 07:14. Nautical Dark: 18:35 - 06:33. Astro Dark: 19:16 - 05:52

Total Clouds (% Sky Obscured)

100
100
99
98
98
98
99
100
100
100
100
99
98
96
98
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
98
96
94
91
92
92
95
93
94
93
94
95
93
95
98
100
99
97
92
91
91
86
81

Medium Clouds (% Sky Obscured)

59
52
52
58
58
67
67
67
71
76
75
84
88
92
94
95
96
93
90
88
89
91
83
95

High Clouds (% Sky Obscured)

77
80
69
60
61
58
64
70
68
62
55
40
35
20
7
4
6
4
5
3
10
11
21
21

ISS Passover

Visibility (miles)

0
1
1
1
1
6
9
3
2
3
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 (%)

16
7
18
13
15
4
2
1
3
5
0
2
4
10
9
12
13
16
16
12
14
15
16
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
94
96
94
94
94
92
94
92
91
88
88
84
83
84
81
84
86
89
89
89
87
86

Pressure (mb)

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

Ozone (du)

406
405
405
404
404
403
404
404
402
401
400
399
398
396
394
393
392
392
391
390
394
398
401
403

Sunday 8

Waning Gibbous 53%

01:52

09:47

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 OK
22 OK

Sun - Rise: 07:49, Set: 17:19, Transit: 12:34. Moon - Rise: 01:52, Set: 09:47. Civil Dark: 17:55 - 07:12. Nautical Dark: 18:37 - 06:31. Astro Dark: 19:17 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
95
96
91
91
96
94
94
95
97
92
87
82
63
47
28
26

Low Clouds (% Sky Obscured)

81
71
72
67
72
76
67
76
76
76
52
53
43
38
40
44
54
63
71
80
63
47
28
26

Medium Clouds (% Sky Obscured)

92
88
92
96
83
30
17
5
9
13
19
32
59
61
66
72
79
57
35
13
11
6
5
3

High Clouds (% Sky Obscured)

15
10
15
22
33
28
26
20
14
18
18
22
28
22
30
28
22
13
6
1
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 (%)

9
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
84
86
86
87
87
87
87
85
79
75
71
71
75
78
81
84
86
87
89
91
89

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1011
1010
1010
1010
1010
1010
1009
1009

Ozone (du)

406
406
404
407
412
413
412
414
419
422
425
426
427
428
428
430
432
434
432
429
427
427
428
428

Monday 9

Third Quarter 44%

03:08

10:07

23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 OK
06 OK
07 OK
08 OK
09 OK
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

Sun - Rise: 07:47, Set: 17:21, Transit: 12:34. Moon - Rise: 03:08, Set: 10:07. Civil Dark: 17:57 - 07:10. Nautical Dark: 18:39 - 06:29. Astro Dark: 19:19 - 05:49

Total Clouds (% Sky Obscured)

23
20
15
14
8
8
13
14
24
25
47
61
70
79
82
90
100
99
97
96
87
81
72
62

Low Clouds (% Sky Obscured)

23
20
15
11
5
5
5
5
5
10
15
19
24
34
29
24
24
34
34
34
34
34
24
14

Medium Clouds (% Sky Obscured)

2
2
3
4
3
1
1
0
0
0
0
0
0
1
22
46
68
70
68
65
60
61
67
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
2
3
16
28
36
37
33
38
26
29
29
42
56
70
53

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
8
7

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
2
3
3
3

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
6
6
6
5
5
5
5
6
6
6
6
6
6
6
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-7
-8
-8
-8
-8
-8
-8
-8
-8
-8
-8
-7
-7
-7
-4
-4
-4
-4
-4
-4
-8
-7
-7

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
90
90
92
92
92
92
89
85
82
79
75
72
74
77
78
81
87
90
92
92
92

Pressure (mb)

1009
1008
1008
1007
1007
1006
1006
1006
1005
1005
1005
1005
1005
1004
1004
1003
1003
1002
1002
1002
1002
1002
1002
1001

Ozone (du)

426
425
423
420
416
412
416
419
423
424
425
426
421
417
412
407
402
397
398
400
401
411
421
431

Tuesday 10

Waning Crescent 34%

04:21

10:36

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

Sun - Rise: 07:45, Set: 17:23, Transit: 12:34. Moon - Rise: 04:21, Set: 10:36. Civil Dark: 17:59 - 07:09. Nautical Dark: 18:40 - 06:27. Astro Dark: 19:21 - 05:47

Total Clouds (% Sky Obscured)

47
30
31
28
25
27
32
34
38
38
42
45
48
52
57
59
61
76
88
100

Low Clouds (% Sky Obscured)

10
5
9
12
15
21
27
33
36
37
40
35
27
22
21
19
17
19
16
18

Medium Clouds (% Sky Obscured)

47
30
31
28
25
27
32
34
37
38
42
45
48
52
49
54
50
64
78
99

High Clouds (% Sky Obscured)

36
17
14
11
6
27
32
34
38
38
42
45
48
52
57
43
39
57
79
100

ISS Passover

Visibility (miles)

7
7
7
7
7
7
7
7
6
7
8
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
Very Light Rain

Precipitation Probability (%)

2
0
0
0
0
0
0
0
1
2
1
5
8
8
23
29
31
41
46
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
94
92
94
92
94
90
87
84
79
75
71
75
77
78
81
84

Pressure (mb)

1001
1000
1000
999
999
999
998
998
998
998
998
998
998
998
997
997
997
997
997
997

Ozone (du)

426
421
416
417
418
419
419
418
418
417
416
416
411
407
403
397
391
385
382
379

Forecast for Altona-Altstadt, Germany (53.55,9.95)

Generated: 04/02/26 23:19:45. Forecast: 04/02/26 to 10/02/26. Timezone: UTC+1.00