Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 0%

08:34

16:02

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:58, Set: 16:36, Transit: 12:17. Moon - Rise: 08:34, Set: 16:02. Civil Dark: 17:13 - 07:21. Nautical Dark: 17:54 - 06:40. Astro Dark: 18:34 - 06:00

Total Clouds (% Sky Obscured)

96
97
98
98
100
100
97
100
80
88
67
67
67
71
78
92
84
97
78
77
69
100
93
89

Low Clouds (% Sky Obscured)

94
92
91
89
98
100
93
94
65
77
63
40
67
71
78
92
71
61
53
54
48
65
68
73

Medium Clouds (% Sky Obscured)

96
97
98
98
100
69
86
100
54
44
40
66
5
0
36
16
43
93
72
58
61
98
53
60

High Clouds (% Sky Obscured)

0
0
0
92
79
33
80
46
28
20
22
39
2
0
6
3
2
1
0
0
2
2
2
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
3
9
9
9
0
0
0
1
6
9
9
9
5
8
9
9
9
9

Fog (%)

0
79
95
100
100
99
40
2
13
15
88
97
89
98
82
41
11
1
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
79
51
23
19
29
34
59
49
7
2
1
0
13
41
51
49
36
36
34
32

Precipitation Amount (mm)

1.1
1.7
1.5
0.5
0.3
0
0
0
0
0
0.6
0.4
0
0
0
0
0
0
0.3
0.2
0
0
0
0

Wind Speed/Direction (mph)

6
6
4
3
5
10
10
10
8
8
8
6
3
4
4
6
7
6
7
7
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
94
88
81
89
94
91
98
92
94
91
86
79
74
73
76
79
82
84
86

Pressure (mb)

1000
1000
1000
1000
1001
1001
1002
1003
1004
1005
1005
1006
1007
1008
1009
1010
1010
1010
1010
1010
1010
1011
1011
1012

Ozone (du)

322
319
321
322
326
329
333
328
321
318
312
316
321
322
321
319
318
318
317
313
312
315
314
317

Thursday 20

New Moon 2%

09:43

16:34

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
09 Bad
10 Bad
11 Bad
12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good

Sun - Rise: 08:00, Set: 16:35, Transit: 12:17. Moon - Rise: 09:43, Set: 16:34. Civil Dark: 17:12 - 07:22. Nautical Dark: 17:54 - 06:41. Astro Dark: 18:33 - 06:02

Total Clouds (% Sky Obscured)

95
96
100
100
100
94
95
92
100
100
100
94
91
76
78
80
68
33
1
1
1
1
1
0

Low Clouds (% Sky Obscured)

75
96
95
100
100
94
95
92
100
100
100
90
89
74
76
73
61
33
0
0
0
0
1
0

Medium Clouds (% Sky Obscured)

92
62
55
51
17
2
2
2
3
5
54
45
40
40
46
47
58
4
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
2
2
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
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
15
16
16
0
1
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

41
42
32
29
28
31
32
31
28
7
3
3
4
3
1
1
0
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.2
0.2
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
3
3
3
2
3
3
4
5
5
4
4
4
5
5
5
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
83
81
81
81
86
88
91
91
89
86
81
77
70
65
60
57
57
59
65
70
74

Pressure (mb)

1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1017
1017
1018
1019
1020
1021
1022
1022
1022
1022
1023
1023
1024
1025

Ozone (du)

324
331
339
338
335
332
333
333
333
332
332
333
334
333
332
331
333
334
331
328
329
331
331
332

Friday 21

Waxing Crescent 5%

10:45

17:19

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

Sun - Rise: 08:01, Set: 16:34, Transit: 12:18. Moon - Rise: 10:45, Set: 17:19. Civil Dark: 17:11 - 07:24. Nautical Dark: 17:53 - 06:43. Astro Dark: 18:32 - 06:03

Total Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
1
1
9
24
80
14
12
5
45
31
41
53
64
44
25
4

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
1
1
3
3
40
9
9
3
4
2
1
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
1
1
7
18
72
2
2
2
33
24
33
42
59
44
25
4

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
2
7
13
12
12
12
12
12
12
12
12
12
12
12
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
78
78
79
79
81
83
84
86
84
84
82
81
78
70
64
59
55
53
54
58
65
70

Pressure (mb)

1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1025
1025
1024
1024
1023
1023

Ozone (du)

336
332
321
316
313
312
310
304
299
295
292
293
293
292
290
287
287
287
283
278
273
273
279
286

Saturday 22

Waxing Crescent 10%

11:34

18:17

19 Good
20 OK
21 OK
22 OK
23 OK
00 Good
01 OK
02 OK
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

Sun - Rise: 08:03, Set: 16:33, Transit: 12:18. Moon - Rise: 11:34, Set: 18:17. Civil Dark: 17:11 - 07:25. Nautical Dark: 17:52 - 06:44. Astro Dark: 18:32 - 06:04

Total Clouds (% Sky Obscured)

11
21
32
28
19
13
27
39
55
70
85
100
100
100
100
100
100
100
96
92
89
92
96
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
57
85
83
81
80
84
87
92

Medium Clouds (% Sky Obscured)

2
4
10
8
6
3
4
4
4
13
17
24
34
100
100
100
100
100
92
80
76
84
93
100

High Clouds (% Sky Obscured)

11
19
18
24
18
13
27
38
54
70
85
100
100
100
100
100
100
100
67
33
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
6
3

Fog (%)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
16
21
26
27
27
45
63
83

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
0.2
0.5

Wind Speed/Direction (mph)

7
7
8
9
9
9
9
9
9
10
11
11
12
12
13
13
14
14
14
14
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
77
74
72
71
70
71
74
74
71
68
67
66
64
60
58
54
52
52
49
49
50
57

Pressure (mb)

1023
1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1014
1013
1012
1012
1011
1010
1008
1007
1006
1005
1005
1004
1004

Ozone (du)

295
298
296
295
295
295
294
290
286
283
278
277
277
279
280
280
280
281
280
279
278
278
279
278

Sunday 23

Waxing Crescent 16%

12:12

No Set

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:05, Set: 16:32, Transit: 12:18. Moon - Rise: 12:12, Set: No Set. Civil Dark: 17:10 - 07:27. Nautical Dark: 17:51 - 06:45. Astro Dark: 18:31 - 06:05

Total Clouds (% Sky Obscured)

94
88
84
89
94
99
99
100
100
91
81
72
100
100
100
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

86
80
73
77
80
84
90
91
96
86
76
67
92
92
93
91
91
93
93
92
91
85
78
71

Medium Clouds (% Sky Obscured)

89
87
80
76
23
28
92
84
77
73
68
61
87
83
77
62
37
15
27
43
62
54
49
40

High Clouds (% Sky Obscured)

0
0
0
6
16
21
20
15
15
10
8
0
37
19
0
0
0
0
0
0
0
0
5
5

ISS Passover

Visibility (miles)

0
0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

Fog (%)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Precipitation Type

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

Precipitation Probability (%)

85
67
28
28
11
4
5
6
3
9
18
27
47
42
36
31
26
21
18
13
1
4
5
1

Precipitation Amount (mm)

0.6
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

278
278
279
281
284
284
286
287
290
290
290
288
289
291
293
295
295
295
296
297
298
299
300
302

Monday 24

Waxing Crescent 25%

12:39

19:25

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:06, Set: 16:31, Transit: 12:19. Moon - Rise: 12:39, Set: 19:25. Civil Dark: 17:09 - 07:28. Nautical Dark: 17:51 - 06:46. Astro Dark: 18:30 - 06:07

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
97
97
92
87
82
83
85
87
89
90
92
94
97
99
100
100
100

Low Clouds (% Sky Obscured)

56
41
25
21
16
11
30
51
73
59
46
32
35
38
40
47
56
66
71
75
78
86
93
100

Medium Clouds (% Sky Obscured)

54
68
82
86
90
97
97
97
97
84
71
59
46
36
28
35
39
45
45
44
48
45
42
36

High Clouds (% Sky Obscured)

15
15
15
30
55
60
54
48
39
22
14
9
11
14
16
15
14
17
17
10
8
15
23
32

ISS Passover

Visibility (miles)

3
5
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

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 (%)

2
3
1
3
2
0
2
2
0
5
4
1
10
9
3
6
6
4
4
4
2
4
4
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
5
5
4
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
4
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
94
92
91
91
89
89
91
89
89
89
86
84
81
78
76
73
75
76
77
80
81

Pressure (mb)

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

Ozone (du)

303
305
306
308
308
309
309
311
312
313
313
314
314
315
316
317
317
317
318
317
317
316
314
311

Tuesday 25

Waxing Crescent 34%

13:00

20:40

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
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:08, Set: 16:30, Transit: 12:19. Moon - Rise: 13:00, Set: 20:40. Civil Dark: 17:08 - 07:29. Nautical Dark: 17:50 - 06:48. Astro Dark: 18:30 - 06:08

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
98
97
96
86
76
68
62
60
55
65
75
85
64
43
28

Medium Clouds (% Sky Obscured)

38
33
32
54
75
96
97
99
100
100
100
100
96
92
88
91
95
98

High Clouds (% Sky Obscured)

37
42
44
41
43
62
78
92
100
100
100
100
100
99
97
97
98
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
9
9
9

Fog (%)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Precipitation Type

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

Precipitation Probability (%)

2
3
3
3
3
2
2
2
0
8
9
8
8
8
9
8
7
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
8
9
9
9
9
9
8
8
8
8
8
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

83
83
81
81
81
83
83
86
87
91
91
92
91
89
87
84
81
80

Pressure (mb)

1010
1011
1011
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017

Ozone (du)

309
310
312
314
315
316
317
317
318
318
318
317
317
317
317
317
317
317

Forecast for Velbert, Düsseldorf District, Germany (51.34,7.04)

Generated: 19/11/25 19:55:54. Forecast: 19/11/25 to 25/11/25. Timezone: UTC+1.00