Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waxing Crescent 28%

11:27

22:07

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

Sun - Rise: 08:34, Set: 16:04, Transit: 12:19. Moon - Rise: 11:27, Set: 22:07. Civil Dark: 16:47 - 07:52. Nautical Dark: 17:32 - 07:06. Astro Dark: 18:15 - 06:23

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
13
22
8
6
8
12
10
10
10
47
45
44
45
39

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
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
2
2
2
2
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
13
22
8
5
7
12
8
9
9
47
45
44
45
39

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

38
36
36
35
33
28
25
22
24
26
29
31
31
30
30
30
29
29
29
29
28
27
26
26

Pressure (mb)

1038
1038
1038
1038
1038
1038
1038
1037
1037
1037
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035

Ozone (du)

342
340
340
339
336
331
326
322
319
314
312
307
305
303
301
298
296
295
293
292
291
291
291
292

Friday 26

Waxing Crescent 38%

11:37

23:28

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

Sun - Rise: 08:35, Set: 16:05, Transit: 12:20. Moon - Rise: 11:37, Set: 23:28. Civil Dark: 16:48 - 07:52. Nautical Dark: 17:33 - 07:06. Astro Dark: 18:16 - 06:24

Total Clouds (% Sky Obscured)

41
46
44
66
20
31
42
0
3
3
2
1
32
53
55
63
65
70
73
75
75
75
76
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
32
53
55
63
65
70
73
75
75
75
76
75

Medium Clouds (% Sky Obscured)

9
36
44
33
12
3
29
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
46
44
66
10
17
14
0
0
3
2
0
0
0
0
0
0
0
0
0
0
0
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-22
-23
-23
-23
-22
-21
-19
-16
-13
-11
-9
-7
-6
-6
-5
-5
-3
-3
-2
-2
-2
-1
-1
-1

Relative Humidity (%)

24
23
22
22
22
23
24
29
36
45
57
64
71
74
76
81
87
91
91
92
92
94
94
94

Pressure (mb)

1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1033

Ozone (du)

292
293
292
290
288
287
288
287
284
284
283
283
284
284
283
284
283
283
282
281
281
279
278
279

Saturday 27

First Quarter 49%

11:46

00:51

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 OK
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 08:35, Set: 16:06, Transit: 12:20. Moon - Rise: 11:46, Set: 00:51. Civil Dark: 16:48 - 07:52. Nautical Dark: 17:34 - 07:07. Astro Dark: 18:17 - 06:24

Total Clouds (% Sky Obscured)

74
65
65
74
95
62
89
75
79
59
44
40
44
22
4
0
0
0
0
0
0
0
0
1

Low Clouds (% Sky Obscured)

74
65
65
74
92
62
86
68
79
59
44
40
44
22
4
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
1
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

70
2
1
1
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
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)

5
6
6
7
9
11
13
15
12
11
8
6
6
5
4
5
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
98
98
91
89
85
82
80
88
93
93
93
89
84
77
73
77
80
81
84
84
83

Pressure (mb)

1033
1033
1032
1032
1031
1030
1029
1029
1028
1028
1028
1029
1029
1030
1030
1031
1032
1032
1033
1034
1034
1034
1034
1034

Ozone (du)

280
281
282
281
283
284
284
286
285
285
284
282
285
290
291
290
284
287
290
292
294
292
288
288

Sunday 28

Waxing Gibbous 61%

11:56

02:18

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

Sun - Rise: 08:35, Set: 16:07, Transit: 12:21. Moon - Rise: 11:56, Set: 02:18. Civil Dark: 16:49 - 07:52. Nautical Dark: 17:35 - 07:07. Astro Dark: 18:17 - 06:24

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
1
1
0
1
21
40
60
68
77
85
86
88
89
93
97
100
98
97

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
20
40
60
68
77
85
86
88
89
93
97
100
98
97

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

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
3
4

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
3
3
4
5
6
8
9
10
11
12
13
13
13
13
14
14
14
14
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
77
75
70
65
60
56
52
56
69
78
84
91
89
89
89
89
89
86
82
79
76
76

Pressure (mb)

1034
1034
1034
1034
1034
1033
1032
1031
1030
1030
1029
1028
1027
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1022

Ozone (du)

288
288
288
287
285
282
279
278
277
277
275
277
276
276
278
278
279
278
276
276
275
274
274
274

Monday 29

Waxing Gibbous 72%

12:08

03:51

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

Sun - Rise: 08:35, Set: 16:08, Transit: 12:21. Moon - Rise: 12:08, Set: 03:51. Civil Dark: 16:50 - 07:52. Nautical Dark: 17:36 - 07:07. Astro Dark: 18:18 - 06:24

Total Clouds (% Sky Obscured)

95
89
84
78
74
70
68
66
55
50
42
36
26
9
9
9
7
6
6
6
6
6
7
6

Low Clouds (% Sky Obscured)

95
89
84
78
74
70
68
66
50
44
31
24
18
6
8
8
6
4
4
5
5
5
5
5

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

1
1
1
2
2
2
1
2
0
0
1
3
0
0
0
0
0
0
1
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 (%)

5
6
11
11
11
11
15
20
10
3
4
1
0
0
0
0
1
3
4
3
2
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)

15
15
15
14
13
13
14
15
15
15
15
15
15
13
14
14
14
14
14
14
13
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
71
67
67
68
69
70
72
72
71
71
69
69
68
67
65
64
65
64
65
66
66
67

Pressure (mb)

1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

275
276
279
281
284
285
287
287
288
291
288
289
290
285
285
284
284
297
310
323
326
330
334
336

Tuesday 30

Waxing Gibbous 82%

12:24

05:26

06 Good
07 Good
08 Good
09 Good
10 OK
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 OK
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 08:35, Set: 16:09, Transit: 12:22. Moon - Rise: 12:24, Set: 05:26. Civil Dark: 16:51 - 07:52. Nautical Dark: 17:36 - 07:07. Astro Dark: 18:19 - 06:24

Total Clouds (% Sky Obscured)

5
5
4
4
31
48
70
72
87
94
99
100
100
100
100
90
60
43
27
30
34
37
37
37

Low Clouds (% Sky Obscured)

5
4
3
2
26
40
56
52
58
74
76
87
88
92
96
90
60
43
27
27
15
2
13
23

Medium Clouds (% Sky Obscured)

0
0
1
2
2
2
2
11
21
30
48
63
81
72
69
65
37
17
0
17
33
37
37
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
31
37
31
14

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
4
3
1
0
2
3
5
6
8
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
Snow
Snow
Snow
Sleet
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
11
14
17
22
25
26
28
31
35
64
78
82
65
45
6
5
3
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
68
67
65
62
69
73
79
85
91
96
93
89
86
84
81
77
77
74
72
74
74
74
74

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020

Ozone (du)

339
341
343
345
347
347
347
347
346
344
343
342
341
341
340
339
338
334
331
327
328
328
329
327

Wednesday 31

Waxing Gibbous 91%

12:48

No Set

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
23 Bad
00 Bad

Sun - Rise: 08:35, Set: 16:10, Transit: 12:22. Moon - Rise: 12:48, Set: No Set. Civil Dark: 16:52 - 07:52. Nautical Dark: 17:37 - 07:07. Astro Dark: 18:20 - 06:24

Total Clouds (% Sky Obscured)

37
36
34
35
53
59
70
71
71
76
86
94
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
24
16
7
5
2
0
0
4
5
25
47
62
71
76
82
87
92
96

Medium Clouds (% Sky Obscured)

5
11
18
22
36
51
50
50
54
49
61
79
95
97
98
100
100
100
100

High Clouds (% Sky Obscured)

0
5
10
14
11
9
7
5
4
2
20
38
56
70
85
100
88
80
70

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
2
1
8
10
9
13
14
14
22
29
37
48
54
55

Precipitation Amount (mm)

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
6
6
6
7
6
6
6
6
7
7
7
7
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
74
74
74
68
62
57
62
67
74
74
73
73
74
75
75
78
80

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1015
1014
1013
1013
1012
1011
1009

Ozone (du)

325
323
323
324
324
326
329
331
335
339
343
360
378
395
399
403
406
402
398

Forecast for Neuallermöhe, Germany (53.49,10.15)

Generated: 25/12/25 06:16:21. Forecast: 25/12/25 to 31/12/25. Timezone: UTC+1.00