Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 2%

09:18

16:25

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

Sun - Rise: 07:40, Set: 16:22, Transit: 12:01. Moon - Rise: 09:18, Set: 16:25. Civil Dark: 16:59 - 07:04. Nautical Dark: 17:39 - 06:24. Astro Dark: 18:18 - 05:45

Total Clouds (% Sky Obscured)

95
78
80
90
68
59
74
68
87
100
97
81
56
56
23
22
21
15
6
2
1
1
2
2

Low Clouds (% Sky Obscured)

24
26
52
51
50
37
41
33
20
7
2
4
5
19
22
22
21
15
6
1
1
1
1
1

Medium Clouds (% Sky Obscured)

47
48
79
73
57
25
13
56
77
90
86
76
56
55
4
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
58
61
2
1
35
60
66
71
60
43
16
5
3
3
2
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
0
0
0
0
0
0
0
0
0
1
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
87
81
71
63
60
63
68
74
81
82
84
89
91
90
90
92
92
92
92
94
92
92
92

Pressure (mb)

1020
1021
1021
1021
1021
1021
1022
1022
1023
1024
1025
1025
1026
1027
1027
1028
1028
1028
1028
1028
1029
1029
1029
1030

Ozone (du)

327
327
329
328
327
325
323
322
321
321
323
327
331
331
333
336
339
340
338
335
331
326
322
317

Saturday 22

Waxing Crescent 5%

10:19

17:09

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

Sun - Rise: 07:42, Set: 16:21, Transit: 12:01. Moon - Rise: 10:19, Set: 17:09. Civil Dark: 16:58 - 07:05. Nautical Dark: 17:38 - 06:25. Astro Dark: 18:17 - 05:46

Total Clouds (% Sky Obscured)

2
2
1
0
0
0
6
9
12
17
12
5
1
1
1
1
1
10
30
30
73
77
78
93

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
6
9
12
17
12
5
1
1
1
1
1
10
30
29
49
63
73
82

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
31
5
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
46
24
4
3

ISS Passover

Visibility (miles)

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

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

Chance of Frost

Temperature (°C)

-7
-6
-4
-2
-1
-1
-0
-0
-1
-2
-2
-3
-3
-4
-4
-5
-6
-7
-7
-7
-8
-8
-7
-7

Feels Like (°C)

-7
-7
-5
-3
-2
-1
-1
-1
-1
-2
-3
-4
-4
-5
-5
-6
-7
-7
-8
-9
-9
-10
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

92
79
70
64
60
59
59
65
78
87
89
91
92
91
92
92
92
94
92
94
94
92
92
94

Pressure (mb)

1030
1030
1030
1029
1028
1028
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021

Ozone (du)

313
312
310
309
308
304
300
295
292
292
294
296
295
291
288
282
279
279
289
296
293
291
292
292

Sunday 23

Waxing Crescent 10%

11:09

18:07

08 Bad
09 Bad
10 Bad
11 OK
12 Good
13 Good
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

Sun - Rise: 07:44, Set: 16:20, Transit: 12:01. Moon - Rise: 11:09, Set: 18:07. Civil Dark: 16:57 - 07:07. Nautical Dark: 17:37 - 06:26. Astro Dark: 18:16 - 05:47

Total Clouds (% Sky Obscured)

87
86
59
26
4
6
71
98
71
65
98
96
100
100
100
100
100
100
100
99
100
100
100
97

Low Clouds (% Sky Obscured)

79
67
43
25
0
0
0
1
1
59
59
74
78
91
86
93
97
96
96
95
94
94
93
88

Medium Clouds (% Sky Obscured)

25
4
5
3
0
0
38
44
45
53
96
92
100
98
76
100
100
99
99
98
98
99
100
90

High Clouds (% Sky Obscured)

22
43
36
3
3
5
46
96
6
4
3
13
60
65
75
100
100
84
72
41
55
76
100
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
2
2
1
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
Snow
None
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
3
6
28
54
36
61
66
42
62
62
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0.3
0
0.3
0.2
0.8
1.2
1.4
1.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-9
-9
-8
-6
-5
-4
-4
-5
-4
-5
-6
-6
-6
-7
-6
-6
-5
-5
-4
-3
-3
-3
-3

Dew Point (°C)

-8
-10
-11
-12
-12
-12
-11
-9
-7
-5
-5
-5
-6
-6
-8
-8
-8
-7
-4
-2
-1
-1
-0
-0

Relative Humidity (%)

90
79
67
59
53
50
50
56
71
79
79
81
79
75
69
65
64
64
84
92
94
96
96
98

Pressure (mb)

1021
1020
1019
1018
1017
1015
1014
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005
1004
1004
1003
1001
1001
1000
1000

Ozone (du)

290
285
281
278
279
278
279
281
283
279
274
273
273
273
272
273
270
269
270
271
271
270
270
270

Monday 24

Waxing Crescent 16%

11:48

19:14

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:45, Set: 16:19, Transit: 12:01. Moon - Rise: 11:48, Set: 19:14. Civil Dark: 16:56 - 07:08. Nautical Dark: 17:37 - 06:27. Astro Dark: 18:16 - 05:49

Total Clouds (% Sky Obscured)

94
91
94
97
100
92
85
76
76
78
78
82
87
92
92
92
93
95
97
99
98
98
97
98

Low Clouds (% Sky Obscured)

83
78
80
82
85
79
73
67
67
69
72
71
69
68
74
79
83
87
92
97
95
92
91
93

Medium Clouds (% Sky Obscured)

82
71
81
45
41
27
15
0
3
20
21
34
54
62
65
73
81
76
72
69
74
76
78
74

High Clouds (% Sky Obscured)

40
5
5
5
0
8
15
15
10
5
5
0
0
0
0
0
0
0
0
0
5
5
5
10

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
92
84
60
44
26
20
26
27
33
13
21
21
20
22
28
21
20
18
12
18
23
28
49

Precipitation Amount (mm)

0.9
0.7
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
98
98
100
98
100
100
98
100
100
98
100
98
100
98
98
100
100
100
98
100
100

Pressure (mb)

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

Ozone (du)

271
270
272
276
282
283
284
285
286
288
287
288
289
288
288
291
292
293
297
298
299
301
303
304

Tuesday 25

Waxing Crescent 24%

12:17

20:28

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:46, Set: 16:19, Transit: 12:02. Moon - Rise: 12:17, Set: 20:28. Civil Dark: 16:55 - 07:09. Nautical Dark: 17:36 - 06:29. Astro Dark: 18:15 - 05:50

Total Clouds (% Sky Obscured)

99
100
99
98
97
96
96
95
95
94
94
100
100
100
100
100
100
100
100
100
99
98
97
96

Low Clouds (% Sky Obscured)

97
100
97
95
92
90
89
87
86
86
86
64
70
74
83
89
95
94
94
94
87
81
75
80

Medium Clouds (% Sky Obscured)

77
76
77
77
76
80
83
40
65
61
53
95
98
100
99
98
98
98
98
98
76
55
33
26

High Clouds (% Sky Obscured)

15
20
25
20
16
13
52
29
26
21
20
93
92
92
96
96
96
97
98
98
85
69
54
42

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

60
51
40
38
36
42
40
41
48
51
55
50
52
54
46
40
36
32
28
23
21
19
16
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1001
1002
1002
1003
1003
1003
1004
1004
1005
1005
1006
1007
1009
1009
1010
1010
1011
1011
1012
1012
1013
1013
1014
1015

Ozone (du)

305
304
302
304
306
307
309
312
314
315
315
317
319
320
322
324
325
326
324
322
320
317
315
313

Wednesday 26

Waxing Crescent 34%

12:39

21:44

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:48, Set: 16:18, Transit: 12:02. Moon - Rise: 12:39, Set: 21:44. Civil Dark: 16:55 - 07:11. Nautical Dark: 17:35 - 06:30. Astro Dark: 18:14 - 05:51

Total Clouds (% Sky Obscured)

96
95
93
90
88
92
96
99
100
100
100
86
73
73
86
98
98
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
88
86
84
82
87
92
98
98
97
96
82
67
52
57
62
67
77
87
98
95
93
92
93

Medium Clouds (% Sky Obscured)

16
8
8
7
6
4
2
0
0
14
24
25
40
56
65
85
70
65
60
60
65
70
75
90

High Clouds (% Sky Obscured)

31
19
13
6
0
1
2
3
35
68
95
66
25
9
8
12
14
26
44
59
71
83
90
87

ISS Passover

Visibility (miles)

7
8
9
9
9
9
9
9
9
9
9
9
9
8
7
5
3
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

16
8
16
17
9
19
20
16
32
37
35
35
34
30
38
41
42
54
58
58
62
66
71
64

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
91
87
84
83
86
88
91
92
94
98
96
98
96
98
96
96
96
96
98
96
98
98

Pressure (mb)

1015
1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1022

Ozone (du)

314
315
316
316
316
316
317
317
318
320
322
324
322
319
317
316
316
315
315
315
316
314
313
311

Thursday 27

Waxing Crescent 44%

12:56

23:02

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
00 Bad

Sun - Rise: 07:49, Set: 16:17, Transit: 12:02. Moon - Rise: 12:56, Set: 23:02. Civil Dark: 16:54 - 07:12. Nautical Dark: 17:35 - 06:31. Astro Dark: 18:14 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
94
87
82
88
94
100
100
100
100

Low Clouds (% Sky Obscured)

94
96
96
96
96
97
97
98
94
87
82
88
94
100
99
97
95

Medium Clouds (% Sky Obscured)

100
100
99
98
96
61
27
0
0
0
0
20
44
80
91
96
96

High Clouds (% Sky Obscured)

88
85
68
50
32
21
12
3
4
5
6
7
9
15
13
26
28

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
1
1
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

Precipitation Type

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

Precipitation Probability (%)

59
64
59
56
53
44
38
25
23
17
16
14
14
14
12
10
9

Precipitation Amount (mm)

0.2
0.3
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
3
3
4
4
4
4
4
4
4
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1022
1022
1023
1023
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1023
1023

Ozone (du)

311
311
310
311
311
311
311
310
310
308
306
304
303
302
300
299
298

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 21/11/25 08:33:51. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+1.00