Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 82%

12:39

05:11

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

Sun - Rise: 08:22, Set: 16:25, Transit: 12:24. Moon - Rise: 12:39, Set: 05:11. Civil Dark: 17:04 - 07:43. Nautical Dark: 17:46 - 07:01. Astro Dark: 18:26 - 06:21

Total Clouds (% Sky Obscured)

86
79
67
47
31
7
2
1
0
2
0
0
0
0
17
28
26
26
71
89
92
93
95
96

Low Clouds (% Sky Obscured)

86
61
65
47
27
7
0
0
0
2
0
0
0
0
17
28
26
26
71
80
84
82
87
92

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
62
56
54
18
18
45

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

0
1
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
2
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
5
3
13
4
14

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
6
6
7
9
8
6
4
4
3
2
2
2
2
2
2
2
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
86
80
73
65
67
74
76
78
76
78
76
76
75
77
76
77
76
76
73
75
89
91

Pressure (mb)

1027
1027
1028
1028
1027
1027
1027
1028
1028
1029
1029
1029
1030
1030
1029
1029
1029
1029
1028
1028
1027
1027
1027
1027

Ozone (du)

301
304
311
316
315
317
325
335
341
345
342
340
342
346
348
346
342
339
334
328
326
325
327
327

Wednesday 31

Waxing Gibbous 91%

13:08

06:40

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:22, Set: 16:26, Transit: 12:24. Moon - Rise: 13:08, Set: 06:40. Civil Dark: 17:05 - 07:43. Nautical Dark: 17:47 - 07:01. Astro Dark: 18:27 - 06:21

Total Clouds (% Sky Obscured)

97
98
97
96
100
99
97
96
73
98
99
97
97
100
99
100
100
93
97
100
96
98
100
100

Low Clouds (% Sky Obscured)

80
91
86
84
100
97
91
90
73
94
96
93
86
85
91
89
98
89
95
100
93
97
100
100

Medium Clouds (% Sky Obscured)

60
62
44
48
45
18
22
18
27
26
24
21
22
30
25
40
26
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
1
1
3
2
1
0
0
0
2
3
3
31
73
75
93
80
38
14
8
23
26
9
13

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
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
None
None
None
None
None
None
None
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

25
25
18
23
20
13
18
20
13
28
37
33
29
24
26
30
19
8
3
12
10
8
8
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
5
5
6
7
8
9
9
9
8
9
9
9
8
8
8
9
9
10
11
12
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
87
86
87
86
84
86
89
92
94
96
94
96
96
98
96
96
92
94
94
94
92
94

Pressure (mb)

1027
1026
1026
1025
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1020
1019
1019
1018
1017
1016
1016
1015
1014
1013

Ozone (du)

327
330
332
334
333
331
332
334
335
336
333
331
326
319
313
307
306
305
302
300
299
299
299
297

Thursday 1

Waxing Gibbous 97%

13:51

07:57

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:22, Set: 16:27, Transit: 12:25. Moon - Rise: 13:51, Set: 07:57. Civil Dark: 17:06 - 07:43. Nautical Dark: 17:48 - 07:01. Astro Dark: 18:28 - 06:21

Total Clouds (% Sky Obscured)

100
96
100
100
100
100
100
100
98
100
95
86
100
96
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

96
81
95
100
97
97
86
93
88
82
91
77
100
87
97
93
95
97
98
94
93
90
87
85

Medium Clouds (% Sky Obscured)

30
30
48
60
0
1
16
86
20
60
0
0
79
6
22
100
99
98
97
97
99
100
99
99

High Clouds (% Sky Obscured)

78
75
100
100
100
100
100
100
82
70
36
2
3
8
15
15
10
10
10
10
10
15
20
40

ISS Passover

Visibility (miles)

1
3
2
4
1
1
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
1
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
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

6
4
15
12
25
25
26
38
47
61
53
49
48
37
28
40
56
48
53
54
52
45
64
61

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
16
17
17
17
18
18
19
19
19
19
19
17
18
18
18
17
16
16
16
15
16
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
86
87
91
92
91
94
96
96
94
96
96
94
92
94
96
96
96
94
94
94
96

Pressure (mb)

1012
1012
1011
1010
1008
1007
1006
1005
1005
1004
1004
1004
1004
1004
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

291
289
294
300
306
311
320
328
362
384
387
394
395
386
376
374
375
375
374
373
373
373
369
372

Friday 2

Waxing Gibbous 100%

14:53

08:55

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:21, Set: 16:29, Transit: 12:25. Moon - Rise: 14:53, Set: 08:55. Civil Dark: 17:07 - 07:43. Nautical Dark: 17:49 - 07:01. Astro Dark: 18:29 - 06:21

Total Clouds (% Sky Obscured)

99
100
100
100
99
99
98
96
91
98
91
94
92
88
88
87
87
87
88
91
95
98
97
87

Low Clouds (% Sky Obscured)

84
75
67
56
59
64
69
72
76
80
80
80
81
76
71
65
69
72
75
76
77
78
77
77

Medium Clouds (% Sky Obscured)

98
99
99
100
99
44
33
41
41
89
58
69
70
14
79
81
81
79
80
45
72
88
90
30

High Clouds (% Sky Obscured)

33
0
0
0
0
0
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
1
1
4
1
1
1
1
7
7
2
0
6
8
6
6
4
1
0
0
1
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
None
None
Snow
None
None
None
None
Snow
None
None
None
None
None
None
None
Snow
Snow
None
None

Precipitation Probability (%)

58
58
58
42
34
29
25
31
27
17
16
18
29
17
23
6
6
7
23
37
45
34
7
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

17
16
16
15
14
12
11
10
10
10
10
10
10
11
11
11
11
12
12
12
11
11
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
94
89
89
91
92
96
96
92
92
94
94
92
91
94
91
92
92
96
94
96
96

Pressure (mb)

1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1001
1001
1000
1000
1000
1000
1000
999
1000
1000

Ozone (du)

364
363
362
363
364
367
368
367
365
364
364
364
362
361
356
352
348
327
319
321
329
332
334
337

Saturday 3

Full Moon 99%

16:12

08:55

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:21, Set: 16:30, Transit: 12:25. Moon - Rise: 16:12, Set: 08:55. Civil Dark: 17:08 - 07:43. Nautical Dark: 17:50 - 07:01. Astro Dark: 18:30 - 06:21

Total Clouds (% Sky Obscured)

80
78
84
84
85
84
66
55
55
50
52
55
61
65
66
70
77
81
78
73
59
57
60
61

Low Clouds (% Sky Obscured)

76
78
84
84
85
83
66
55
55
50
49
39
32
27
23
19
24
30
35
39
41
43
45
47

Medium Clouds (% Sky Obscured)

25
27
30
32
37
39
32
18
8
0
10
10
10
10
20
30
30
25
20
10
5
5
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
52
55
61
65
66
70
77
81
78
73
59
57
60
61

ISS Passover

Visibility (miles)

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

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 (%)

7
11
15
17
14
12
8
12
14
16
6
6
3
8
9
6
11
11
6
14
15
11
11
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
91
87
86
84
89
94
94
94
94
94
96
94
96
94
96
94
94
94
96
96
96
96

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1003

Ozone (du)

340
347
353
363
369
374
375
374
374
372
371
373
376
379
380
381
382
384
386
388
394
401
407
408

Sunday 4

Waning Gibbous 96%

17:41

09:35

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:21, Set: 16:31, Transit: 12:26. Moon - Rise: 17:41, Set: 09:35. Civil Dark: 17:09 - 07:42. Nautical Dark: 17:51 - 07:01. Astro Dark: 18:31 - 06:21

Total Clouds (% Sky Obscured)

65
70
76
79
87
94
99
99
100
100
96
93
89
79
69
59
63
63
64
73
75
75
78
81

Low Clouds (% Sky Obscured)

47
48
49
52
54
59
59
59
59
59
59
55
51
56
56
56
62
63
64
70
72
72
75
80

Medium Clouds (% Sky Obscured)

5
5
10
10
15
20
35
60
71
71
66
65
60
34
16
1
6
10
13
9
6
4
5
9

High Clouds (% Sky Obscured)

65
70
76
75
80
70
50
20
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
5
5
5
4
3
2
0
0
1
1
2
3
4
4
4
4
3
2
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
5
4
2
15
22
28
30
33
36
31
24
12
9
5
1
8
13
17
18
16
11
14
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-9
-8
-8
-5
-5
-5
-5
-6
-6
-8
-8
-8
-8
-8
-8
-11
-10
-11
-10
-10
-10
-8

Dew Point (°C)

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

Relative Humidity (%)

96
94
92
89
86
89
94
96
98
96
96
96
96
96
96
96
94
94
96
94
94
94
94
94

Pressure (mb)

1003
1004
1004
1004
1005
1005
1005
1006
1006
1007
1008
1009
1009
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

408
409
404
400
396
398
400
402
402
402
402
402
403
403
396
389
382
381
380
378
377
377
376
380

Monday 5

Waning Gibbous 91%

19:09

10:02

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

Sun - Rise: 08:20, Set: 16:32, Transit: 12:26. Moon - Rise: 19:09, Set: 10:02. Civil Dark: 17:10 - 07:42. Nautical Dark: 17:52 - 07:01. Astro Dark: 18:32 - 06:21

Total Clouds (% Sky Obscured)

82
82
81
80
80
82
87
82
77
73
75
77
79
78
77
74

Low Clouds (% Sky Obscured)

82
82
81
80
80
82
87
82
77
73
75
77
79
78
76
72

Medium Clouds (% Sky Obscured)

12
11
8
3
8
17
24
25
18
22
18
10
0
1
1
2

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

13
12
11
10
12
13
12
13
15
16
16
15
13
13
10
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-9
-8
-8
-8
-8
-8
-8
-8
-8
-8
-9
-9
-10
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

94
92
92
91
87
91
92
94
92
92
90
90
90
90
90
92

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018

Ozone (du)

385
389
389
388
387
385
383
382
383
384
386
390
395
400
399
397

Forecast for Fulda, Regierungsbezirk Kassel, Germany (50.56,9.68)

Generated: 30/12/25 09:10:17. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+1.00