Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 3%

07:26

14:43

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
23 Bad

Sun - Rise: 08:27, Set: 16:31, Transit: 12:29. Moon - Rise: 07:26, Set: 14:43. Civil Dark: 17:09 - 07:49. Nautical Dark: 17:51 - 07:07. Astro Dark: 18:31 - 06:27

Total Clouds (% Sky Obscured)

91
100
87
87
87
63
82
75
75
75
85
92
70
63
61
83
64
72
91
70
69
47
87
90

Low Clouds (% Sky Obscured)

90
87
88
100
94
74
76
80
67
87
76
59
48
35
27
32
33
28
34
34
26
18
18
69

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
39
12
51
43
54
45
19
14
23
30
34
23
15
0
25
31
24

High Clouds (% Sky Obscured)

21
36
49
29
17
63
100
100
57
34
38
25
8
36
19
26
44
56
68
48
84
75
100
90

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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)

4
7
10
11
10
14
12
10
11
9
12
11
13
12
11
11
12
11
9
15
16
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
5
5
4
4
5
4
4
4
4
4
6
6
6
6
6
6
4
4
5
5
4

Dew Point (°C)

7
6
7
7
7
6
6
6
6
6
6
7
7
7
7
7
7
6
6
6
6
6
6
7

Relative Humidity (%)

92
93
91
91
88
88
88
88
91
97
90
92
91
82
87
82
85
84
83
85
83
83
83
93

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1020
1020
1021
1021
1021
1020
1019
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016

Ozone (du)

315
314
313
313
316
316
316
316
310
307
303
301
302
298
292
287
281
282
282
282
281
279
276
264

Friday 19

Waning Crescent 1%

08:30

15:25

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
23 Bad

Sun - Rise: 08:28, Set: 16:31, Transit: 12:29. Moon - Rise: 08:30, Set: 15:25. Civil Dark: 17:10 - 07:49. Nautical Dark: 17:51 - 07:08. Astro Dark: 18:31 - 06:28

Total Clouds (% Sky Obscured)

92
93
95
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

64
65
50
49
51
61
65
68
71
78
94
87
91
100
99
100
100
100
100
100
99
91
88
92

Medium Clouds (% Sky Obscured)

48
61
39
54
43
58
55
72
88
72
71
59
64
94
97
88
88
94
94
99
92
94
87
81

High Clouds (% Sky Obscured)

74
93
95
100
100
100
100
100
100
100
100
100
67
17
34
55
54
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
3
0
0
0
0
0
2
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
75
98
94
89
87
84

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
3
9
22
32
37
42
44
44
40
34
41
54
44
35
33
26
18
19
38
43
47

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
13
13
13
13
13
13
13
12
12
10
9
7
6
5
5
5
3
3
2
2
2

Chance of Frost

Temperature (°C)

8
8
7
7
7
8
8
8
8
8
8
8
9
9
9
8
8
8
8
8
8
8
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
85
85
87
90
88
91
93
93
91
95
96
96
96
98
96
95
88
88
88
87
84
81

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

264
262
262
263
263
264
268
279
291
305
314
306
303
304
309
314
320
319
324
333
335
334
333
327

Saturday 20

New Moon 0%

09:24

16:19

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
23 Bad

Sun - Rise: 08:28, Set: 16:31, Transit: 12:30. Moon - Rise: 09:24, Set: 16:19. Civil Dark: 17:10 - 07:50. Nautical Dark: 17:52 - 07:08. Astro Dark: 18:31 - 06:29

Total Clouds (% Sky Obscured)

100
99
99
100
100
100
98
96
99
100
99
93
98
84
99
100
100
100
100
99
96
99
100
100

Low Clouds (% Sky Obscured)

90
87
89
97
100
100
85
94
85
81
76
89
83
67
68
93
75
79
85
83
63
40
39
32

Medium Clouds (% Sky Obscured)

72
57
75
85
86
91
88
88
93
100
92
70
74
58
98
100
100
100
99
96
85
99
99
97

High Clouds (% Sky Obscured)

83
89
87
98
83
56
22
11
35
87
83
35
60
8
14
59
68
100
25
30
76
89
27
65

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 (%)

80
71
74
83
90
96
100
100
100
100
100
90
27
5
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 (%)

47
35
25
19
17
21
18
20
8
7
1
1
4
3
4
5
6
21
15
4
9
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
76
78
82
90
93
93
93
94
94
93
95
95
95
93
95
94
91
91
91
93
93
94

Pressure (mb)

1021
1021
1020
1020
1020
1019
1018
1018
1018
1018
1017
1017
1016
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1012

Ozone (du)

323
315
307
299
293
290
288
286
284
283
281
279
277
276
278
278
282
286
287
286
284
284
284
285

Sunday 21

Waxing Crescent 2%

10:06

17:25

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

Sun - Rise: 08:29, Set: 16:32, Transit: 12:30. Moon - Rise: 10:06, Set: 17:25. Civil Dark: 17:11 - 07:50. Nautical Dark: 17:52 - 07:09. Astro Dark: 18:32 - 06:29

Total Clouds (% Sky Obscured)

98
97
100
100
100
100
100
97
97
88
50
72
69
82
70
43
62
62
41
54
68
82
88
94

Low Clouds (% Sky Obscured)

35
40
22
9
17
15
25
24
0
0
0
0
0
0
0
0
0
0
0
13
25
41
48
57

Medium Clouds (% Sky Obscured)

97
95
96
97
95
100
91
74
88
73
50
72
69
82
70
43
62
62
41
54
68
82
88
94

High Clouds (% Sky Obscured)

31
71
100
100
100
100
100
71
40
31
22
33
4
38
15
32
31
24
15
33
58
70
78
88

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
96
93
94
94
96
93
93
88
81
76
75
75
79
83
86
85
82
80
80
77
77

Pressure (mb)

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

Ozone (du)

283
281
280
280
278
275
275
276
276
276
276
275
274
274
277
279
282
287
296
305
308
311
315
326

Monday 22

Waxing Crescent 6%

10:37

18:37

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
23 Bad

Sun - Rise: 08:29, Set: 16:32, Transit: 12:31. Moon - Rise: 10:37, Set: 18:37. Civil Dark: 17:11 - 07:51. Nautical Dark: 17:53 - 07:09. Astro Dark: 18:32 - 06:30

Total Clouds (% Sky Obscured)

100
98
96
94
96
98
100
100
100
100
100
100
100
100
100
100
98
95
93
93
94
95
94
94

Low Clouds (% Sky Obscured)

68
77
85
94
96
98
100
100
100
100
100
100
100
100
100
100
97
93
90
88
86
84
86
89

Medium Clouds (% Sky Obscured)

100
69
16
0
1
40
18
70
5
36
73
32
29
23
55
43
41
5
4
19
58
64
39
21

High Clouds (% Sky Obscured)

100
75
50
10
24
34
51
68
84
100
100
100
100
79
59
38
35
33
30
18
9
0
1
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
82
86
88
88
89
89
89
91
86
80
79
80
82
85
88
89
91
93
93
93
93
93

Pressure (mb)

1010
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011

Ozone (du)

328
329
335
341
352
360
360
365
373
378
381
384
386
388
386
384
383
385
388
389
389
391
392
392

Tuesday 23

Waxing Crescent 12%

11:01

19:53

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
23 Bad

Sun - Rise: 08:30, Set: 16:33, Transit: 12:31. Moon - Rise: 11:01, Set: 19:53. Civil Dark: 17:12 - 07:51. Nautical Dark: 17:53 - 07:10. Astro Dark: 18:33 - 06:30

Total Clouds (% Sky Obscured)

95
94
95
95
94
94
93
93
94
95
94
94
95
95
96
96
95
95
94
91
90
90
90
91

Low Clouds (% Sky Obscured)

92
92
93
93
92
92
91
90
91
91
92
93
93
94
94
95
94
93
92
91
90
90
90
91

Medium Clouds (% Sky Obscured)

3
6
5
3
13
34
44
45
45
50
50
33
8
6
3
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
2
1
5
5
0
0
0
0
0
0
0
5
10
10
25
40
25
15
5
5
4
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
3
3
3
3
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
89
89
89
88
86
89
89
89
86
82
80
79
80
82
83
83
85
85
86
89
89
93

Pressure (mb)

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

Ozone (du)

391
391
390
390
390
390
391
390
388
389
390
389
388
388
388
387
387
385
383
381
381
381
381
382

Wednesday 24

Waxing Crescent 19%

11:19

21:10

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
23 Bad

Sun - Rise: 08:30, Set: 16:34, Transit: 12:32. Moon - Rise: 11:19, Set: 21:10. Civil Dark: 17:12 - 07:52. Nautical Dark: 17:54 - 07:10. Astro Dark: 18:34 - 06:30

Total Clouds (% Sky Obscured)

92
92
92
92
94
97
100
100
100
100
97
93
90
77
65
54
68
82
93
90
86
84
79
76

Low Clouds (% Sky Obscured)

92
92
92
92
94
97
100
100
100
100
97
93
90
77
65
54
58
63
68
70
73
77
70
67

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
3
2
1
0
0
0
0
0
0
0
8
13
15
8
5
1
1
1

High Clouds (% Sky Obscured)

4
4
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)

9
9
8
7
6
7
8
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
2
1
0
0
2
2
1
2
2
2
2
1
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
8
8
9
9
10
10
11
11
11
11
11
11
11
11
10
11
11
11
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
96
93
93
91
89
89
89
86
83
80
81
83
84
84
83
81
84
86
87
86

Pressure (mb)

1016
1016
1017
1017
1017
1018
1018
1018
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1024
1025
1025
1026

Ozone (du)

384
385
386
386
387
389
391
393
396
399
402
400
398
396
394
393
392
386
381
376
373
370
368
365

Forecast for Schalkenmehren, Germany (50.17,6.86)

Generated: 18/12/25 23:34:11. Forecast: 18/12/25 to 24/12/25. Timezone: UTC+1.00