Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 3%

06:58

15:08

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: 07:36, Set: 16:26, Transit: 12:00. Moon - Rise: 06:58, Set: 15:08. Civil Dark: 17:02 - 07:00. Nautical Dark: 17:42 - 06:20. Astro Dark: 18:20 - 05:41

Total Clouds (% Sky Obscured)

92
94
95
100
100
98
96
98
98
86
65
59
43
68
62
88
95
87
92
97
94
91
92
85

Low Clouds (% Sky Obscured)

80
81
84
88
92
96
96
91
66
64
65
59
43
39
30
38
45
62
89
94
93
90
91
80

Medium Clouds (% Sky Obscured)

53
71
89
80
78
65
54
46
94
55
5
3
3
55
50
78
88
66
68
26
18
2
2
2

High Clouds (% Sky Obscured)

92
90
85
57
55
6
3
3
12
60
1
0
0
0
3
0
0
0
0
0
0
0
0
21

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
1
0
1

Fog (%)

82
46
2
1
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
1
5
24
24
17
18
23

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
87
81
80
77
77
74
73
79
89
91
93
93
91
89
89
89
89
89
87
87
94
92
91

Pressure (mb)

1022
1023
1022
1022
1021
1020
1019
1019
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013

Ozone (du)

290
276
276
278
280
275
275
277
290
296
294
289
286
284
285
288
289
287
284
283
282
282
277
277

Wednesday 19

Waning Crescent 1%

No Rise

15:27

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: 07:37, Set: 16:24, Transit: 12:00. Moon - Rise: No Rise, Set: 15:27. Civil Dark: 17:01 - 07:01. Nautical Dark: 17:41 - 06:21. Astro Dark: 18:19 - 05:42

Total Clouds (% Sky Obscured)

98
92
73
81
82
85
88
95
92
89
94
95
96
96
100
94
95
96
98
99
99
86
92
99

Low Clouds (% Sky Obscured)

92
65
43
36
41
43
32
71
83
85
81
83
85
89
88
92
86
93
95
98
98
75
77
82

Medium Clouds (% Sky Obscured)

58
20
23
11
23
40
56
92
86
56
66
69
67
90
80
84
89
83
80
84
77
67
60
75

High Clouds (% Sky Obscured)

18
25
6
72
44
31
45
45
40
40
29
0
0
1
3
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
1
0
0
1
1
5
5
2
0
0
5
6
5
0
0
0
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
0
0
0
1
2
2
59

Precipitation Type

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

Precipitation Probability (%)

30
35
38
34
28
30
27
35
43
39
21
38
41
42
47
67
81
83
67
54
52
42
27
17

Precipitation Amount (mm)

0
0
0.2
0.1
0
0
0
0
0.2
0
0
0
0
0
0
0.4
0.6
0.6
0.4
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
88
91
88
88
83
80
85
94
93
88
88
94
94
96
98
98
98
98
96
96
98
96

Pressure (mb)

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

Ozone (du)

277
277
277
275
275
281
283
284
284
289
297
302
298
294
296
298
303
310
321
329
333
333
329
325

Thursday 20

New Moon 0%

08:10

15:51

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: 07:39, Set: 16:23, Transit: 12:00. Moon - Rise: 08:10, Set: 15:51. Civil Dark: 17:00 - 07:02. Nautical Dark: 17:40 - 06:22. Astro Dark: 18:18 - 05:44

Total Clouds (% Sky Obscured)

100
72
92
94
90
82
74
69
71
52
55
63
54
51
47
46
44
83
86
88
89
89
89
83

Low Clouds (% Sky Obscured)

56
49
72
73
77
61
49
44
46
13
15
15
1
1
1
31
35
43
51
44
46
48
51
45

Medium Clouds (% Sky Obscured)

57
30
22
61
77
78
74
69
16
8
7
30
43
40
33
29
18
80
85
84
77
76
78
68

High Clouds (% Sky Obscured)

0
0
0
2
43
3
0
0
0
0
0
0
0
0
0
0
2
35
49
30
20
15
15
10

ISS Passover

Visibility (miles)

6
9
9
9
6
6
6
5
1
7
7
8
9
9
9
8
7
7
7
8
6
6
8
8

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 (%)

6
2
3
16
16
17
14
34
6
3
2
1
0
0
0
0
0
0
0
0
0
0
1
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)

6
6
6
7
6
8
7
8
8
8
6
6
4
2
1
1
1
2
2
2
1
1
0
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
84
83
80
86
82
82
85
93
91
91
84
86
92
94
94
96
96
94
94
96
96
96
96

Pressure (mb)

1009
1010
1011
1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020

Ozone (du)

326
331
330
327
331
335
336
336
337
335
330
325
325
325
324
326
323
321
326
332
333
335
337
337

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 OK
17 OK
18 Good
19 Good
20 Good
21 OK
22 Good
23 Good
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

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)

65
41
62
70
86
76
67
54
42
27
9
9
13
21
17
14
20
25
30
40
40
45
45
47

Low Clouds (% Sky Obscured)

40
35
37
33
32
25
14
1
0
0
0
0
0
0
5
5
5
0
5
5
0
0
5
0

Medium Clouds (% Sky Obscured)

43
15
31
37
40
31
24
20
16
10
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
0
0
0
0
0
9
15
8
0
0
4
8
12
8
4
0
0
0
0
0
0
0
10

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
6
6
6
3

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
1
1
1
3
15
5
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
86
81
77
74
73
76
86
84
81
78
76
74
79
84
86
87
87
89
89
87
87
89

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

335
332
329
330
332
334
336
339
343
343
342
341
338
338
340
339
336
331
326
324
320
316
312
311

Saturday 22

Waxing Crescent 5%

10:19

17:09

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 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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)

48
61
74
86
100
99
100
100
100
98
89
40
41
39
49
56
62
75
87
100
98
95
94
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
5
5
10
14
18
10
12
11
25
36
54
73
86
100
85
72
63
48

Medium Clouds (% Sky Obscured)

0
0
15
30
45
45
45
50
55
55
50
0
0
0
4
8
12
31
50
77
83
89
94
92

High Clouds (% Sky Obscured)

20
28
42
59
65
55
37
22
42
60
76
1
1
1
1
2
3
4
4
5
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
1
2
6
4
8
6
6
6
6
7
8
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
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 (%)

28
34
26
20
17
14
9
2
13
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.1
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
3
3
4
4
5
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
91
87
86
84
81
84
91
94
94
94
94
94
92
92
92
92
90
89
89
87
87
87

Pressure (mb)

1025
1025
1025
1024
1023
1022
1021
1021
1021
1020
1020
1019
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

311
313
309
308
306
299
288
285
287
292
300
306
307
309
310
307
303
299
298
296
294
294
294
293

Sunday 23

Waxing Crescent 10%

11:09

18:07

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: 07:44, 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)

90
90
88
87
85
87
93
100
100
100
100
99
98
98
98
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

28
20
18
19
26
40
54
65
68
75
79
78
77
76
77
79
80
82
84
85
89
92
96
97

Medium Clouds (% Sky Obscured)

90
90
88
87
85
87
93
100
100
88
75
71
55
43
49
67
78
72
65
62
66
71
75
90

High Clouds (% Sky Obscured)

0
5
5
5
5
5
0
0
0
0
5
9
38
39
36
20
6
22
46
72
81
90
95
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
1
0
0
0
0
1
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
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
2
2
2
2
2
6
10
12
18
21
23
40
56
72
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
76
72
67
65
60
65
70
75
77
79
81
82
82
82
87
92
96
98
96
98
98
98
96

Pressure (mb)

1018
1018
1018
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1010
1009
1008
1007

Ozone (du)

291
289
287
287
287
287
288
289
290
288
285
283
282
281
279
280
281
281
281
282
282
284
286
288

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

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)

100
100
100
100
100
100
100
100
97
93
91
88
85
82
86
91
97

Low Clouds (% Sky Obscured)

99
100
100
99
99
86
77
65
56
48
33
48
61
71
80
88
96

Medium Clouds (% Sky Obscured)

100
100
100
100
100
96
88
84
68
59
50
47
40
20
21
28
40

High Clouds (% Sky Obscured)

100
100
100
100
100
66
37
10
10
10
10
10
10
15
15
35
45

ISS Passover

Visibility (miles)

1
0
0
3
6
9
9
9
9
9
9
9
8
6
4
5
5

Fog (%)

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

Precipitation Type

Snow
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Sleet
Sleet
None
None
None
None
Snow
Snow
Snow

Precipitation Probability (%)

95
95
95
95
95
95
95
94
78
61
41
37
35
35
50
64
75

Precipitation Amount (mm)

0.8
1
0.9
0.9
1.1
1
0.9
0.6
0.4
0.3
0
0
0
0
0.2
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
93
86
82
81
81
83
83
83
84
84
84
84
89
91

Pressure (mb)

1006
1006
1005
1004
1003
1002
1002
1002
1002
1002
1002
1002
1001
1001
1000
1000
1000

Ozone (du)

288
287
287
286
286
285
284
283
282
283
284
285
285
285
284
289
293

Forecast for Rotheul, Germany (50.28,11.23)

Generated: 18/11/25 07:47:54. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+1.00