Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 30%

00:06

17:44

00 OK
01 Bad
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 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:04, Set: 19:36, Transit: 13:20. Moon - Rise: 00:06, Set: 17:44. Civil Dark: 20:09 - 06:31. Nautical Dark: 20:48 - 05:52. Astro Dark: 21:29 - 05:12

Total Clouds (% Sky Obscured)

34
46
20
57
72
90
100
90
100
100
90
82
90
76
90
76
86
76
21
28
67
83
70
100

Low Clouds (% Sky Obscured)

38
53
58
52
57
60
66
68
60
56
55
45
53
51
58
62
60
49
53
57
53
60
54
35

Medium Clouds (% Sky Obscured)

0
0
0
5
10
3
2
2
11
22
24
32
42
24
9
2
23
0
26
5
0
0
29
35

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
2
8
94
100
3
0
0
0
0
0
0
50
50
55
100

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
7
2
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)

12
13
17
17
16
15
15
13
14
16
18
18
19
17
18
20
14
16
17
12
12
10
9
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
66
67
71
70
68
70
78
72
74
69
67
63
63
59
66
68
66
68
68
72
75
74
74

Pressure (mb)

1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017
1018
1017
1017
1018
1018
1018
1018
1018
1018
1020
1021
1021
1021

Ozone (du)

289
292
295
299
299
301
302
301
300
301
302
302
302
302
301
304
302
303
304
302
302
300
295
289

Wednesday 17

Waning Crescent 20%

01:25

18:12

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: 07:05, Set: 19:34, Transit: 13:20. Moon - Rise: 01:25, Set: 18:12. Civil Dark: 20:07 - 06:33. Nautical Dark: 20:45 - 05:54. Astro Dark: 21:26 - 05:13

Total Clouds (% Sky Obscured)

100
100
90
100
97
100
98
96
100
100
95
94
96
98
97
99
97
94
99
96
99
100
100
100

Low Clouds (% Sky Obscured)

44
35
37
31
36
39
49
54
54
49
55
64
76
67
62
68
68
81
91
96
94
100
100
100

Medium Clouds (% Sky Obscured)

35
39
38
41
33
45
76
93
82
90
80
77
89
90
93
97
92
85
98
85
98
85
64
62

High Clouds (% Sky Obscured)

100
100
78
100
92
100
84
66
100
96
45
41
34
53
3
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
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
2
0
0
0
0
0
1
2
12
12
8
7
10
1
13
17
14
17
17
10
13
13
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)

7
7
6
7
6
5
4
4
4
5
6
8
9
10
10
8
7
7
7
6
5
5
5
5

Chance of Frost

Temperature (°C)

12
12
11
11
11
10
10
10
11
12
12
13
13
14
14
15
14
14
14
14
14
14
14
14

Feels Like (°C)

10
10
8
9
8
8
9
9
9
10
10
10
11
11
11
12
12
12
12
12
12
13
12
13

Dew Point (°C)

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

Relative Humidity (%)

75
76
76
78
81
83
81
83
78
72
66
60
56
53
60
70
67
62
59
64
70
69
70
69

Pressure (mb)

1021
1021
1022
1022
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

284
283
280
279
278
276
274
271
268
266
264
262
260
258
257
256
255
256
257
255
255
256
258
258

Thursday 18

Waning Crescent 12%

02:46

18:33

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

Sun - Rise: 07:07, Set: 19:32, Transit: 13:19. Moon - Rise: 02:46, Set: 18:33. Civil Dark: 20:04 - 06:34. Nautical Dark: 20:43 - 05:56. Astro Dark: 21:24 - 05:15

Total Clouds (% Sky Obscured)

100
75
82
67
53
56
50
38
39
37
38
41
54
48
51
54
50
42
31
22
16
0
2
3

Low Clouds (% Sky Obscured)

100
75
82
67
53
56
50
38
39
37
38
41
54
48
51
54
50
42
31
22
16
0
2
0

Medium Clouds (% Sky Obscured)

72
34
27
23
1
2
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
11
11
11
11
11
11
11
10
9
8
7
7
7
7
6
6
7
10
9
8
8
8

Relative Humidity (%)

73
73
80
80
80
82
80
82
79
67
59
52
47
43
41
38
37
36
42
53
58
59
61
66

Pressure (mb)

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

Ozone (du)

258
256
256
255
253
252
251
252
251
251
250
249
247
246
245
245
244
244
245
246
246
247
247
247

Friday 19

Waning Crescent 6%

04:06

18:48

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

Sun - Rise: 07:08, Set: 19:30, Transit: 13:19. Moon - Rise: 04:06, Set: 18:48. Civil Dark: 20:02 - 06:36. Nautical Dark: 20:41 - 05:57. Astro Dark: 21:21 - 05:17

Total Clouds (% Sky Obscured)

11
13
18
4
6
35
33
25
27
28
30
19
40
52
37
20
2
2
1
0
1
1
2
2

Low Clouds (% Sky Obscured)

11
13
18
0
0
0
0
22
21
15
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
2
2

High Clouds (% Sky Obscured)

3
4
2
4
6
35
33
12
11
27
29
17
33
41
29
15
2
1
1
0
0
1
1
1

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)

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

Chance of Frost

Temperature (°C)

14
14
14
13
13
13
13
12
13
16
18
20
21
22
24
24
24
25
23
21
20
19
19
18

Feels Like (°C)

16
15
15
15
14
14
12
12
14
17
18
20
22
23
24
24
25
25
25
23
21
21
20
20

Dew Point (°C)

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

Relative Humidity (%)

67
67
68
70
72
76
77
79
77
67
58
50
44
40
38
37
37
39
45
55
57
59
60
62

Pressure (mb)

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

Ozone (du)

247
248
248
249
250
250
250
250
250
250
250
249
249
249
249
250
250
249
249
248
249
249
249
250

Saturday 20

Waning Crescent 2%

05:23

19:01

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

Sun - Rise: 07:10, Set: 19:28, Transit: 13:19. Moon - Rise: 05:23, Set: 19:01. Civil Dark: 20:00 - 06:37. Nautical Dark: 20:38 - 05:59. Astro Dark: 21:18 - 05:19

Total Clouds (% Sky Obscured)

4
4
4
11
16
9
7
5
2
4
10
19
31
40
53
80
97
63
42
22
28
33
44
64

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
10
14
18
23
34

Medium Clouds (% Sky Obscured)

4
4
4
3
4
5
4
5
2
4
10
7
15
3
8
7
7
5
28
22
28
27
12
19

High Clouds (% Sky Obscured)

0
1
0
2
5
5
5
4
0
3
5
10
19
29
53
76
97
63
32
1
1
0
0
33

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
4

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

Chance of Frost

Temperature (°C)

17
17
16
16
15
15
15
15
15
17
19
21
23
24
26
27
27
27
26
24
22
21
20
19

Feels Like (°C)

19
18
17
17
16
14
15
15
14
18
20
21
22
23
24
26
25
26
27
24
22
21
21
21

Dew Point (°C)

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

Relative Humidity (%)

64
66
68
70
73
73
75
76
76
71
66
60
54
48
42
37
36
39
43
52
58
64
69
71

Pressure (mb)

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

Ozone (du)

250
251
252
252
251
251
251
251
251
251
251
251
250
249
248
248
248
247
248
248
248
247
248
248

Sunday 21

New Moon 0%

06:36

19:12

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: 07:11, Set: 19:25, Transit: 13:18. Moon - Rise: 06:36, Set: 19:12. Civil Dark: 19:58 - 06:39. Nautical Dark: 20:36 - 06:01. Astro Dark: 21:16 - 05:21

Total Clouds (% Sky Obscured)

82
93
90
100
100
88
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

46
57
61
66
70
68
65
62
80
82
84
84
84
83
81
79
76
74
71
71
74
77
80
80

Medium Clouds (% Sky Obscured)

23
24
27
30
52
56
34
25
18
21
32
48
67
77
84
91
99
97
94
91
92
95
97
97

High Clouds (% Sky Obscured)

67
93
90
100
100
88
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
68

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

10
19
20
28
29
21
16
9
72
77
85
68
61
71
66
53
53
58
69
79
79
78
80
86

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0.6
0.9
0.4
0.3
0.4
0.4
0
0.2
0.2
0.3
0.4
0.4
0.4
0.4
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
18
18
17
17
16
17
18
18
18
18
19
19
18
18
17
17
16
16
16
16
15

Feels Like (°C)

19
19
20
19
17
17
18
16
17
17
17
17
17
18
18
19
18
18
18
17
17
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

71
73
76
77
76
74
76
79
76
77
78
79
77
75
73
78
82
88
90
92
96
96
96
96

Pressure (mb)

1014
1014
1014
1013
1013
1013
1013
1013
1013
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

248
248
249
249
250
250
251
250
252
253
254
254
254
254
254
254
254
255
256
258
259
260
261
262

Monday 22

Waxing Crescent 0%

07:48

19:23

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: 07:13, Set: 19:23, Transit: 13:18. Moon - Rise: 07:48, Set: 19:23. Civil Dark: 19:55 - 06:41. Nautical Dark: 20:34 - 06:02. Astro Dark: 21:13 - 05:23

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
98
98
96

Low Clouds (% Sky Obscured)

81
80
79
79
79
76
73
71
65
59
53
57
59
62
69
75
84
84
83
83
80
78
76
74

Medium Clouds (% Sky Obscured)

97
96
96
96
96
97
99
100
100
100
100
100
100
100
100
100
99
94
89
83
81
80
78
69

High Clouds (% Sky Obscured)

40
15
33
55
83
90
96
100
100
100
100
98
95
94
79
65
55
49
44
46
65
73
79
56

ISS Passover

Visibility (miles)

4
5
6
7
8
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

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

Precipitation Probability (%)

87
79
66
54
40
47
54
62
64
63
62
69
74
78
70
66
63
58
56
53
52
42
13
25

Precipitation Amount (mm)

0.6
0.5
0.3
0.2
0
0
0.2
0.3
0.3
0.3
0
0.3
0.4
0.5
0.3
0.3
0.4
0.2
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
12
12
12
12
11
12
10
10
10
10
10
10
12
12
13
13
14
14
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
89
87
86
84
84
86
83
81
79
75
70
65
62
58
55
60
64
70
70
71
72

Pressure (mb)

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

Ozone (du)

262
262
262
263
264
265
267
268
269
270
270
271
271
272
273
274
275
276
276
276
276
277
278
279

Forecast for Anspach, Regierungsbezirk Darmstadt, Germany (50.30,8.50)

Generated: 16/09/25 20:18:56. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+2.00