Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

04:04

18:49

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:12, Set: 19:39, Transit: 13:26. Moon - Rise: 04:04, Set: 18:49. Civil Dark: 20:14 - 06:37. Nautical Dark: 20:55 - 05:56. Astro Dark: 21:39 - 05:13

Total Clouds (% Sky Obscured)

99
98
97
97
100
99
94
97
100
100
97
75
77
82
98
94
96
86
55
54
57
52
67
56

Low Clouds (% Sky Obscured)

90
84
85
91
100
97
91
95
95
99
87
70
61
61
48
35
52
47
22
25
28
33
35
38

Medium Clouds (% Sky Obscured)

52
43
26
28
48
39
28
21
28
34
32
41
39
22
15
22
27
22
3
0
3
8
8
23

High Clouds (% Sky Obscured)

46
32
30
33
45
4
0
0
55
73
69
3
6
68
96
89
90
61
25
30
28
14
31
11

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
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
1
0
16
18
16
18
17
20
24
20
22
19
4
1
0
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
15
15
15
16
15
16
16
17
17
18
18
19
19
17
17
17
16
15
15
15
15
15

Dew Point (°C)

15
16
16
16
16
16
16
17
17
17
17
16
15
16
16
16
16
15
15
15
14
14
14
14

Relative Humidity (%)

92
93
92
92
92
95
93
93
90
86
86
81
71
76
78
82
83
83
83
83
83
86
89
92

Pressure (mb)

1016
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1021
1021
1021
1021

Ozone (du)

257
259
262
263
264
265
263
261
263
262
260
258
257
257
257
257
257
258
258
258
257
258
257
256

Friday 19

Waning Crescent 6%

04:04

19:01

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

Sun - Rise: 07:14, Set: 19:37, Transit: 13:25. Moon - Rise: 04:04, Set: 19:01. Civil Dark: 20:11 - 06:39. Nautical Dark: 20:52 - 05:58. Astro Dark: 21:36 - 05:15

Total Clouds (% Sky Obscured)

87
77
89
63
75
68
78
86
69
54
26
56
95
84
46
58
92
88
91
18
10
3
6
19

Low Clouds (% Sky Obscured)

52
52
62
63
68
68
63
56
43
34
25
34
22
15
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

8
0
0
0
0
3
3
4
3
3
0
0
0
0
0
2
0
0
1
2
10
3
4
12

High Clouds (% Sky Obscured)

76
56
78
8
39
21
63
73
52
39
7
26
89
71
46
58
83
75
84
18
6
2
1
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
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)

10
10
9
8
9
10
11
11
12
11
11
10
10
10
8
6
6
6
7
7
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
95
95
95
93
83
74
67
61
59
55
54
54
56
60
68
72
73
72
71
68
67
71
72

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 2%

05:24

19:10

04 OK
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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:15, Set: 19:34, Transit: 13:25. Moon - Rise: 05:24, Set: 19:10. Civil Dark: 20:09 - 06:41. Nautical Dark: 20:50 - 06:00. Astro Dark: 21:33 - 05:17

Total Clouds (% Sky Obscured)

37
88
87
91
100
100
65
70
92
89
94
100
100
100
100
100
100
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
0
3
24
42
40
56
71
74
46
38
43
49

Medium Clouds (% Sky Obscured)

17
43
42
42
64
74
32
30
34
69
36
98
100
100
92
71
64
54
84
27
20
9
47
43

High Clouds (% Sky Obscured)

18
88
87
91
100
100
33
41
75
66
92
100
100
100
100
100
99
100
100
100
90
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
6
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
Very Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
6
6
7
23
41
93
95
65
29
11
4
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
7
8
9
9
10
10
11
12
12
10
11
7
7
9
5
6
4
4
6
5

Chance of Frost

Temperature (°C)

15
15
15
15
16
17
19
21
23
24
25
26
26
24
23
21
20
20
19
19
18
18
17
17

Feels Like (°C)

15
15
15
15
15
16
18
20
22
23
23
24
24
22
20
20
20
19
19
19
19
18
17
17

Dew Point (°C)

11
11
11
11
12
12
12
12
13
13
13
13
14
15
14
15
16
18
18
18
17
17
17
16

Relative Humidity (%)

74
75
75
75
77
71
64
57
53
50
47
46
48
56
55
66
75
89
96
95
93
95
96
96

Pressure (mb)

1016
1015
1015
1015
1014
1014
1014
1014
1013
1012
1012
1012
1011
1011
1010
1010
1011
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

250
251
251
250
251
252
252
250
250
249
249
248
248
248
249
250
250
250
252
254
255
256
255
255

Sunday 21

New Moon 0%

06:41

19:19

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:17, Set: 19:32, Transit: 13:25. Moon - Rise: 06:41, Set: 19:19. Civil Dark: 20:06 - 06:43. Nautical Dark: 20:47 - 06:02. Astro Dark: 21:30 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
91
100
100
100
98
97
95
96
98
100
100
100
100
100
100
100
100
100
100
79
74

Low Clouds (% Sky Obscured)

47
45
44
42
44
55
63
60
56
53
48
46
45
34
21
7
8
17
13
16
22
26
28
38

Medium Clouds (% Sky Obscured)

62
41
37
36
83
70
100
98
95
93
91
91
91
94
98
100
100
76
60
59
80
54
12
9

High Clouds (% Sky Obscured)

100
100
100
69
96
92
86
76
63
48
60
77
100
100
100
100
100
100
100
100
100
100
67
33

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
2
2
3
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
4
25
95
95
95
95
83
63
68
14
17
3
2
2
1
2
2
1
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
1.4
1.2
1.4
0.5
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
6
7
7
8
7
8
9
11
9
8
7
8
11
10
7
7
6
6
6
5
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
15
15
15
14
14
14
15
16
16
16
16
16
16
15
14
13
13
12
12
11
11
11
10

Relative Humidity (%)

96
96
98
98
98
95
89
93
95
96
96
96
96
98
92
90
93
93
95
96
95
95
95
95

Pressure (mb)

1012
1012
1011
1012
1012
1012
1012
1012
1012
1011
1012
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1012
1013

Ozone (du)

256
256
256
256
257
258
258
258
258
258
258
260
262
262
264
264
267
268
268
268
268
268
269
269

Monday 22

Waxing Crescent 1%

07:56

19:27

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:19, Set: 19:30, Transit: 13:24. Moon - Rise: 07:56, Set: 19:27. Civil Dark: 20:04 - 06:44. Nautical Dark: 20:45 - 06:04. Astro Dark: 21:27 - 05:21

Total Clouds (% Sky Obscured)

66
66
67
61
64
65
69
71
76
79
78
77
78
70
65
61
68
71
81
82
76
71
71
72

Low Clouds (% Sky Obscured)

35
30
64
61
64
65
69
66
66
66
61
62
64
64
62
61
62
62
69
68
68
67
64
65

Medium Clouds (% Sky Obscured)

8
55
65
61
60
50
50
57
60
67
56
45
33
22
13
4
4
7
4
3
4
4
4
8

High Clouds (% Sky Obscured)

5
5
5
10
15
25
30
20
15
15
10
7
13
11
1
0
0
0
0
0
0
0
1
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
2
15
52
95
95
81
69
79
63
34
31
39
34
28
16
18
13
6
4
3
0
2
3

Precipitation Amount (mm)

0
0
0
0
0.9
1.1
0.4
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
10
11
11
12
13
14
14
14
15
16
16
15
14
13
12
12
12
12
11
11
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
96
96
93
93
96
98
96
95
95
96
83
79
87
93
93
90
89
87
86
84
83
83
81

Pressure (mb)

1012
1012
1013
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

270
270
270
270
271
272
273
275
275
279
281
283
283
284
286
287
288
289
290
292
294
296
298
299

Tuesday 23

Waxing Crescent 3%

09:10

19:36

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:21, Set: 19:27, Transit: 13:24. Moon - Rise: 09:10, Set: 19:36. Civil Dark: 20:01 - 06:46. Nautical Dark: 20:42 - 06:06. Astro Dark: 21:25 - 05:23

Total Clouds (% Sky Obscured)

74
78
82
81
76
66
47
54
71
89
92
96
100
100
100
100
100
100
100
99
97
100
97
96

Low Clouds (% Sky Obscured)

67
78
82
81
76
66
47
53
34
25
23
30
41
39
31
27
39
44
50
56
60
60
61
57

Medium Clouds (% Sky Obscured)

11
12
8
2
5
7
10
6
3
0
7
10
15
42
61
80
89
96
100
96
92
85
74
64

High Clouds (% Sky Obscured)

4
31
64
81
76
66
47
54
58
77
89
95
98
99
99
100
100
100
100
99
94
93
93
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
6
7
9
9
9
9
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
8
7
1
9
14
18
18
16
14
15
15
11
24
34
43
47
49
49
58
66
75
88
93

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
5
5
5
6
7
7
8
9
10
11
11
10
9
7
7
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

11
11
11
11
11
12
12
13
14
15
15
15
15
15
14
12
11
11
11
10
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
81
81
83
77
72
69
63
59
55
54
53
52
63
75
91
90
88
87
90
90
91
91

Pressure (mb)

1018
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

299
300
303
305
307
308
308
308
308
308
309
308
308
308
307
306
305
308
312
315
318
322
325
326

Wednesday 24

Waxing Crescent 7%

10:25

19:46

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
00 Bad
01 Bad

Sun - Rise: 07:22, Set: 19:25, Transit: 13:23. Moon - Rise: 10:25, Set: 19:46. Civil Dark: 19:59 - 06:48. Nautical Dark: 20:40 - 06:07. Astro Dark: 21:22 - 05:25

Total Clouds (% Sky Obscured)

91
96
96
94
93
92
91
91
91
87
87
87
88
80
73
74
82
86
89
76
61
48

Low Clouds (% Sky Obscured)

58
52
59
67
75
78
78
78
74
69
71
72
73
64
52
46
47
49
52
51
49
46

Medium Clouds (% Sky Obscured)

58
64
74
80
73
69
60
53
54
56
54
53
51
51
52
52
48
44
45
30
13
0

High Clouds (% Sky Obscured)

90
90
95
94
90
92
91
87
75
64
71
78
88
80
73
74
76
62
41
26
12
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

90
83
75
56
64
66
63
60
58
56
54
50
45
37
29
17
15
15
12
13
12
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7

Relative Humidity (%)

90
90
88
87
88
78
70
62
59
57
55
56
57
58
64
72
78
81
81
84
84
85

Pressure (mb)

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

Ozone (du)

327
329
328
326
325
324
322
321
319
318
316
314
313
311
310
308
306
304
302
300
299
298

Forecast for Stadskanaal, Gemeente Stadskanaal, Netherlands (52.99,6.95)

Generated: 18/09/25 04:21:01. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00