Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 6%

04:07

18:31

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

Sun - Rise: 07:08, Set: 19:31, Transit: 13:19. Moon - Rise: 04:07, Set: 18:31. Civil Dark: 20:03 - 06:36. Nautical Dark: 20:42 - 05:58. Astro Dark: 21:22 - 05:18

Total Clouds (% Sky Obscured)

2
5
23
16
21
31
26
15
0
1
1
2
0
4
20
31
49
4
8
6
2
3
4
21

Low Clouds (% Sky Obscured)

2
5
23
16
21
31
26
15
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
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
2
0
4
20
31
49
4
8
6
2
3
4
16

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
8
8
6
4
4
4
4
4
4
4
4
4
4
3
2
3
3
2
1
1
2

Chance of Frost

Temperature (°C)

22
23
23
23
23
22
20
19
18
17
17
16
16
15
15
15
15
14
14
15
17
20
22
23

Feels Like (°C)

21
22
23
23
23
23
21
19
19
18
17
17
16
16
16
14
13
14
15
15
18
21
24
25

Dew Point (°C)

10
10
10
9
10
11
12
11
11
11
11
11
11
11
11
10
10
10
10
10
10
11
11
10

Relative Humidity (%)

47
45
42
40
42
48
58
60
64
67
71
72
73
74
74
74
75
75
75
73
63
56
48
43

Pressure (mb)

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

Ozone (du)

249
250
251
252
253
253
254
254
254
254
253
253
253
252
252
253
254
253
252
252
252
252
251
251

Friday 19

Waning Crescent 2%

05:23

18:47

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

Sun - Rise: 07:09, Set: 19:29, Transit: 13:18. Moon - Rise: 05:23, Set: 18:47. Civil Dark: 20:01 - 06:37. Nautical Dark: 20:39 - 05:59. Astro Dark: 21:19 - 05:20

Total Clouds (% Sky Obscured)

13
3
1
0
0
0
6
0
0
0
1
1
1
2
2
2
4
100
56
8
50
45
45
8

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

High Clouds (% Sky Obscured)

10
3
1
0
0
0
6
0
0
0
0
0
0
0
0
1
1
100
44
5
31
32
45
8

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)

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

Chance of Frost

Temperature (°C)

24
25
26
26
26
25
22
20
20
19
19
19
19
18
18
19
19
18
18
18
20
22
23
24

Feels Like (°C)

26
26
26
26
27
27
24
22
21
21
21
20
21
20
20
21
20
20
17
18
22
22
23
25

Dew Point (°C)

9
9
9
9
11
14
14
13
14
14
14
15
15
15
15
16
16
16
15
16
16
15
15
14

Relative Humidity (%)

38
35
33
33
38
50
58
64
69
72
73
76
80
80
81
82
85
85
85
83
75
65
57
51

Pressure (mb)

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

Ozone (du)

250
250
250
250
250
250
250
250
249
249
248
249
249
248
249
249
250
250
251
251
251
251
251
251

Saturday 20

Waning Crescent 0%

06:36

19:00

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

Sun - Rise: 07:11, Set: 19:27, Transit: 13:18. Moon - Rise: 06:36, Set: 19:00. Civil Dark: 19:59 - 06:39. Nautical Dark: 20:37 - 06:01. Astro Dark: 21:17 - 05:21

Total Clouds (% Sky Obscured)

7
8
76
62
87
33
45
38
36
25
14
3
22
64
45
81
93
72
100
100
100
99
100
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
36
39
51
56
58
67
60
64

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
0
0
0
0
5
13
23
81
66
31
23
35
33
35
34
83

High Clouds (% Sky Obscured)

5
8
76
44
76
19
45
38
36
25
14
3
21
54
13
4
68
6
100
99
99
96
100
77

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
4
9
8
21
18
22
24
34
33

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)

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

Chance of Frost

Temperature (°C)

26
26
27
27
27
26
24
22
21
21
21
20
20
20
20
19
20
19
19
19
19
20
21
21

Feels Like (°C)

26
26
27
26
28
26
26
22
21
21
21
21
21
20
19
21
19
18
20
18
19
20
20
20

Dew Point (°C)

13
13
13
11
13
15
16
15
14
15
14
14
14
14
16
16
16
16
16
15
15
15
15
14

Relative Humidity (%)

45
43
40
36
41
50
60
62
64
66
67
68
69
71
77
82
81
81
82
80
75
71
68
65

Pressure (mb)

1018
1017
1016
1015
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

251
251
252
253
253
253
252
252
252
252
252
251
250
250
250
249
250
251
252
252
252
253
254
255

Sunday 21

New Moon 0%

07:47

19:12

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:12, Set: 19:25, Transit: 13:18. Moon - Rise: 07:47, Set: 19:12. Civil Dark: 19:57 - 06:40. Nautical Dark: 20:35 - 06:02. Astro Dark: 21:14 - 05:23

Total Clouds (% Sky Obscured)

97
100
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
75
74
89
87
86
90
83
85
90
79
69
58
58
56
58
59
63
65
70
73
77
66
63

Medium Clouds (% Sky Obscured)

36
70
23
16
23
100
100
100
100
99
99
100
100
100
61
100
100
100
100
100
100
100
100
59

High Clouds (% Sky Obscured)

70
65
72
74
100
100
100
100
100
100
100
100
100
96
91
87
66
45
24
44
71
94
96
98

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
9
9
3
1
5
7
0
5
5
9
9
9
7
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
Very Light Rain
None
None
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

27
26
32
30
48
58
40
55
95
95
95
95
95
67
71
76
59
69
40
46
36
22
22
22

Precipitation Amount (mm)

0
0
0
0
0
0.3
0
0
0.5
5.1
6.4
0.5
0.9
0.3
0.4
0.3
0
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
20
19
18
17
16
15
15
14
14
14
14
14
14
14
13
12
12
12
13
13
13
14

Feels Like (°C)

21
20
20
20
17
17
17
16
16
15
15
15
15
14
15
12
10
11
12
12
12
12
12
13

Dew Point (°C)

13
14
14
12
12
12
13
12
12
13
13
14
13
14
13
12
12
11
11
12
11
11
11
10

Relative Humidity (%)

62
65
68
63
66
71
79
80
82
89
96
98
96
100
98
92
95
93
93
95
92
89
84
76

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1016
1016
1016
1017
1017

Ozone (du)

257
257
258
258
257
258
258
259
260
258
256
258
259
257
260
260
262
263
266
268
269
268
268
269

Monday 22

Waxing Crescent 0%

08:58

19:23

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:14, Set: 19:22, Transit: 13:17. Moon - Rise: 08:58, Set: 19:23. Civil Dark: 19:54 - 06:42. Nautical Dark: 20:32 - 06:04. Astro Dark: 21:12 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
96
77
76
84
88
94
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

60
56
54
48
55
57
61
69
76
83
77
76
84
86
91
88
91
86
85
89
92
100
100
100

Medium Clouds (% Sky Obscured)

70
66
97
92
100
100
100
100
99
83
37
28
20
13
8
5
27
49
72
68
67
64
67
69

High Clouds (% Sky Obscured)

100
100
100
100
100
70
75
80
80
81
61
31
5
36
69
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
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 (%)

15
19
21
24
21
24
30
36
37
4
2
0
0
0
0
0
2
3
3
5
5
2
17
25

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

Chance of Frost

Temperature (°C)

14
15
16
16
16
15
14
13
13
13
12
12
11
11
11
11
11
11
11
11
12
13
14
14

Feels Like (°C)

13
13
14
14
14
14
13
12
12
12
12
12
12
11
11
11
11
11
10
10
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

71
67
59
57
57
64
74
83
87
93
95
95
95
95
96
96
95
95
95
95
89
83
78
71

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

269
271
272
273
275
277
277
278
278
280
281
281
281
281
282
282
283
285
287
289
289
289
289
289

Tuesday 23

Waxing Crescent 3%

10:09

19:36

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:15, Set: 19:20, Transit: 13:17. Moon - Rise: 10:09, Set: 19:36. Civil Dark: 19:52 - 06:43. Nautical Dark: 20:30 - 06:06. Astro Dark: 21:09 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
90
80
66
75
85
93
89
86
80
80
79
79
74
73

Low Clouds (% Sky Obscured)

100
100
100
100
97
93
88
92
91
95
90
80
66
75
84
70
37
20
4
4
0
4
27
32

Medium Clouds (% Sky Obscured)

71
55
38
23
20
22
20
22
29
40
43
41
44
44
45
40
35
30
30
30
35
40
55
65

High Clouds (% Sky Obscured)

100
74
57
35
40
41
38
59
83
100
73
47
22
47
69
88
82
77
74
80
79
79
74
73

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

Precipitation Probability (%)

35
50
61
69
75
77
72
66
63
65
54
41
21
30
34
37
40
42
40
34
28
21
32
34

Precipitation Amount (mm)

0
0
0.3
0.3
0.4
0.5
0.3
0.3
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
15
15
14
13
12
11
11
10
10
9
9
9
8
8
8
8
7
9
10
12
13

Feels Like (°C)

12
12
15
14
14
14
14
15
9
9
9
9
9
9
7
7
7
7
7
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

65
59
59
60
60
62
64
69
70
72
76
78
78
81
82
85
87
87
88
87
75
65
56
49

Pressure (mb)

1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

289
289
289
289
289
290
291
292
292
292
293
293
294
295
297
299
301
301
301
301
301
301
302
302

Wednesday 24

Waxing Crescent 7%

11:20

19:50

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 OK
05 Bad
06 Bad
07 Bad

Sun - Rise: 07:17, Set: 19:18, Transit: 13:17. Moon - Rise: 11:20, Set: 19:50. Civil Dark: 19:50 - 06:45. Nautical Dark: 20:28 - 06:07. Astro Dark: 21:07 - 05:28

Total Clouds (% Sky Obscured)

68
74
88
92
85
78
68
72
76
77
84
91
98
81
64
47
53
59
63

Low Clouds (% Sky Obscured)

35
46
47
45
47
45
30
30
30
29
43
56
69
61
43
25
33
43
49

Medium Clouds (% Sky Obscured)

65
59
48
42
33
22
19
22
20
20
40
55
70
55
40
24
26
25
23

High Clouds (% Sky Obscured)

68
74
88
92
67
33
0
0
0
0
0
0
0
1
1
2
3
3
4

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 (%)

31
23
14
5
3
2
0
1
0
0
3
5
2
4
4
1
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

Wind Speed/Direction (mph)

9
10
10
9
9
8
6
5
4
3
3
3
3
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

14
15
15
15
15
13
12
10
9
9
8
8
9
9
8
7
7
7
7

Feels Like (°C)

7
8
13
13
12
12
12
12
7
8
9
9
8
8
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

44
39
37
36
34
40
46
53
59
63
69
68
67
65
71
77
82
84
85

Pressure (mb)

1020
1020
1020
1020
1020
1021
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026

Ozone (du)

302
303
304
306
307
308
309
310
307
305
303
303
302
302
302
301
301
300
300

Forecast for Eberstadt, Regierungsbezirk Darmstadt, Germany (49.84,8.66)

Generated: 18/09/25 13:15:03. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00