Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

04:09

18:29

07 Good
08 Good
09 Good
10 OK
11 Good
12 Good
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 OK
06 Good

Sun - Rise: 07:07, Set: 19:31, Transit: 13:19. Moon - Rise: 04:09, Set: 18:29. Civil Dark: 20:03 - 06:37. Nautical Dark: 20:41 - 05:59. Astro Dark: 21:20 - 05:20

Total Clouds (% Sky Obscured)

1
0
0
21
0
0
0
0
4
0
0
0
0
0
0
0
1
0
0
2
2
3
35
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
21
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
0
0
0
0
0
0
0
1
0
0
1
1
1
15
2

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

Chance of Frost

Temperature (°C)

13
14
16
18
20
21
23
24
25
25
25
25
23
21
20
19
18
18
17
17
16
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
66
58
50
46
40
37
34
32
32
38
46
52
56
58
61
63
65
67
69
69
70
71

Pressure (mb)

1024
1024
1024
1025
1025
1025
1024
1024
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

258
257
256
255
255
254
254
254
255
255
256
256
255
255
256
255
255
255
254
254
254
255
255
254

Friday 19

Waning Crescent 6%

05:25

18:46

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

Sun - Rise: 07:09, Set: 19:29, Transit: 13:19. Moon - Rise: 05:25, Set: 18:46. Civil Dark: 20:01 - 06:38. Nautical Dark: 20:38 - 06:01. Astro Dark: 21:18 - 05:22

Total Clouds (% Sky Obscured)

5
7
33
18
6
9
17
1
0
0
0
0
2
8
19
18
54
55
33
32
31
33
33
38

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
0
0
0
0
19
18
35
55
33
32
31
33
33
38

High Clouds (% Sky Obscured)

1
1
10
5
3
7
17
1
0
0
0
0
2
8
9
3
54
55
0
0
0
0
0
13

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

Chance of Frost

Temperature (°C)

14
14
16
19
21
23
25
26
27
27
27
26
25
23
21
20
19
19
18
18
17
17
17
16

Feels Like (°C)

15
15
17
18
21
24
26
27
29
29
29
30
28
26
24
22
21
21
20
20
20
19
19
19

Dew Point (°C)

9
9
10
11
11
11
12
12
12
11
11
13
14
13
13
12
12
12
12
13
13
13
13
13

Relative Humidity (%)

74
72
66
58
52
47
44
40
39
36
36
43
49
54
57
59
61
64
67
71
73
78
79
81

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 2%

06:37

19:00

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

Sun - Rise: 07:10, Set: 19:27, Transit: 13:19. Moon - Rise: 06:37, Set: 19:00. Civil Dark: 19:59 - 06:40. Nautical Dark: 20:36 - 06:02. Astro Dark: 21:15 - 05:24

Total Clouds (% Sky Obscured)

88
50
39
31
25
25
26
23
9
13
7
8
21
50
66
54
100
50
56
49
61
86
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
25
38
33
22

Medium Clouds (% Sky Obscured)

34
29
23
26
5
17
18
0
0
0
0
0
0
0
0
16
4
15
21
26
31
32
26
33

High Clouds (% Sky Obscured)

71
41
24
2
17
5
8
22
7
9
6
6
14
15
66
54
100
20
30
36
55
86
100
100

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

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
3
3
4
4
4
4
5
5
5
5
4
4
4
4
4
4
3
4
5
4
3
4
4

Chance of Frost

Temperature (°C)

16
17
18
21
23
25
27
28
30
30
30
29
27
25
23
22
21
21
20
20
19
19
19
18

Feels Like (°C)

19
17
21
23
25
27
29
29
30
31
31
31
30
27
24
24
24
21
21
21
22
21
20
18

Dew Point (°C)

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

Relative Humidity (%)

82
79
71
64
55
50
45
41
38
36
37
42
49
55
59
62
64
66
69
72
75
76
77
77

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1017
1016
1015
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

251
251
253
252
252
252
253
253
254
253
252
252
253
253
253
252
252
252
251
251
251
252
252
253

Sunday 21

New Moon 0%

No Rise

19:12

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

Sun - Rise: 07:11, Set: 19:25, Transit: 13:18. Moon - Rise: No Rise, Set: 19:12. Civil Dark: 19:57 - 06:41. Nautical Dark: 20:34 - 06:04. Astro Dark: 21:13 - 05:25

Total Clouds (% Sky Obscured)

100
98
77
83
65
58
62
64
70
77
87
72
99
100
100
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
15
14
15
10
5
0
7
14
27
53
50
60
63
65
68
67
86
70
79
63
68
43
62

Medium Clouds (% Sky Obscured)

32
32
24
15
14
19
18
23
29
40
48
47
48
74
86
62
100
100
100
100
96
100
97
96

High Clouds (% Sky Obscured)

100
98
77
83
65
58
62
64
70
77
87
72
99
100
100
99
98
98
100
90
90
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
6
4
5
9
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
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Moderate Rain

Precipitation Probability (%)

6
9
13
15
12
9
9
15
20
26
62
79
85
77
75
73
86
79
72
85
90
83
81
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.3
0.3
0.3
0.4
0.3
0.3
0.5
0.5
0.5
0.3
3.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
19
20
21
22
23
23
23
23
23
21
19
17
17
16
15
15
15
15
15
15
15
15

Feels Like (°C)

19
19
19
21
21
22
23
23
23
23
23
21
20
18
17
18
17
16
16
16
17
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

77
75
67
57
47
44
41
40
37
36
38
43
56
70
72
73
74
78
79
83
87
90
93
95

Pressure (mb)

1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1012
1012
1011
1012

Ozone (du)

254
254
254
254
255
255
256
256
255
254
254
255
254
254
255
258
257
257
257
257
258
257
259
260

Monday 22

Waxing Crescent 0%

07:47

19:24

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

Sun - Rise: 07:13, Set: 19:23, Transit: 13:18. Moon - Rise: 07:47, Set: 19:24. Civil Dark: 19:54 - 06:43. Nautical Dark: 20:32 - 06:05. Astro Dark: 21:10 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

59
54
65
41
38
53
83
46
53
53
50
47
50
89
92
93
91
91
90
94
95
98
96
93

Medium Clouds (% Sky Obscured)

93
95
96
70
95
96
96
56
75
94
34
64
32
34
49
64
68
70
74
75
74
73
62
50

High Clouds (% Sky Obscured)

100
100
100
85
100
100
100
100
100
100
100
100
100
96
93
89
71
53
32
49
73
100
99
98

ISS Passover

Visibility (miles)

1
5
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
4
7
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

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

Precipitation Probability (%)

95
75
55
24
7
9
25
6
4
2
2
1
11
15
11
7
30
48
65
95
95
95
95
90

Precipitation Amount (mm)

5.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.8
1.4
2.2
1.4
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
16
17
17
17
18
18
18
18
18
17
17
15
15
14
14
14
14
14
13
13
13

Feels Like (°C)

15
15
14
14
15
15
15
16
16
17
17
17
18
17
15
16
15
15
15
15
13
13
14
14

Dew Point (°C)

14
14
14
14
13
13
13
13
11
10
10
10
11
11
9
9
10
10
10
10
11
11
12
12

Relative Humidity (%)

96
98
93
89
78
76
74
73
61
59
59
61
65
67
68
70
73
74
76
78
82
86
90
90

Pressure (mb)

1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

260
263
264
265
266
266
265
266
267
268
270
271
273
273
274
274
275
277
278
280
283
286
289
289

Tuesday 23

Waxing Crescent 3%

08:57

19:37

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

Sun - Rise: 07:14, Set: 19:21, Transit: 13:17. Moon - Rise: 08:57, Set: 19:37. Civil Dark: 19:52 - 06:44. Nautical Dark: 20:29 - 06:07. Astro Dark: 21:08 - 05:29

Total Clouds (% Sky Obscured)

98
99
99
100
100
100
100
85
73
63
73
82
91
95
98
100
100
100
100
99
99
98
98
98

Low Clouds (% Sky Obscured)

89
87
86
83
70
59
47
50
51
47
61
75
88
88
88
88
86
82
76
69
63
56
65
74

Medium Clouds (% Sky Obscured)

42
50
55
57
72
86
100
83
63
50
40
20
25
25
20
26
22
23
24
25
30
39
56
75

High Clouds (% Sky Obscured)

97
95
96
93
93
96
100
85
63
40
44
48
52
61
78
95
91
87
82
83
84
95
96
97

ISS Passover

Visibility (miles)

9
9
8
7
5
6
8
9
8
8
8
7
7
7
8
8
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
Very Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

23
34
38
41
47
51
54
53
54
58
53
48
45
56
65
73
79
84
91
80
64
34
38
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
13
14
14
15
16
16
16
17
17
17
16
16
15
14
14
13
13
13
13
13
12
13

Feels Like (°C)

14
13
13
13
13
14
14
14
16
16
16
17
17
17
14
15
14
13
13
13
11
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
89
87
85
82
79
78
77
76
74
74
72
75
79
82
79
77
76
76
79
79
79

Pressure (mb)

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

Ozone (du)

290
291
293
295
297
299
301
303
303
303
304
305
306
307
308
309
310
310
310
310
311
312
313
313

Wednesday 24

Waxing Crescent 7%

10:07

19:52

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
00 OK
01 OK

Sun - Rise: 07:16, Set: 19:18, Transit: 13:17. Moon - Rise: 10:07, Set: 19:52. Civil Dark: 19:50 - 06:46. Nautical Dark: 20:27 - 06:09. Astro Dark: 21:06 - 05:30

Total Clouds (% Sky Obscured)

98
99
99
100
99
99
98
99
99
98
99
100
99
92
86
75
59
39
21

Low Clouds (% Sky Obscured)

82
77
74
71
70
69
69
67
65
61
56
48
42
34
31
28
22
15
9

Medium Clouds (% Sky Obscured)

85
91
96
100
87
65
61
61
42
33
29
34
30
14
22
29
23
12
3

High Clouds (% Sky Obscured)

98
99
99
100
99
95
90
90
85
80
52
29
5
3
2
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

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 (%)

27
40
43
42
42
41
37
28
21
14
14
12
5
4
3
3
1
1
0

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
11
11
11
12
12
12
12
12
13
11
11
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

79
77
71
64
59
55
51
47
43
40
37
40
44
48
50
54
57
58
59

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1021
1021
1022
1023
1023
1023
1024

Ozone (du)

314
314
317
320
323
324
325
325
325
325
324
322
320
318
316
313
311
309
306

Forecast for Karlsdorf, Karlsruhe Region, Germany (49.14,8.54)

Generated: 18/09/25 06:51:01. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00