Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 12%

03:08

18:54

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

Sun - Rise: 07:27, Set: 19:52, Transit: 13:40. Moon - Rise: 03:08, Set: 18:54. Civil Dark: 20:25 - 06:55. Nautical Dark: 21:04 - 06:16. Astro Dark: 21:44 - 05:36

Total Clouds (% Sky Obscured)

69
63
59
48
39
34
49
62
62
54
37
57
52
55
80
43
68
76
47
28
29
27
26
26

Low Clouds (% Sky Obscured)

33
33
24
33
34
30
46
62
58
51
33
54
50
54
80
43
68
76
47
28
29
26
15
24

Medium Clouds (% Sky Obscured)

0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
2
2
2
5
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)

11
10
10
9
8
7
8
7
8
8
9
11
11
11
12
12
12
11
11
10
6
5
4
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
86
86
90
92
93
95
95
86
73
67
61
55
50
46
46
45
45
52
62
71
82

Pressure (mb)

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

Ozone (du)

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

Thursday 18

Waning Crescent 6%

04:28

19:09

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

Sun - Rise: 07:29, Set: 19:50, Transit: 13:40. Moon - Rise: 04:28, Set: 19:09. Civil Dark: 20:23 - 06:56. Nautical Dark: 21:01 - 06:18. Astro Dark: 21:42 - 05:37

Total Clouds (% Sky Obscured)

17
38
23
5
7
44
45
55
26
39
55
51
100
99
50
11
10
10
40
48
85
91
77
9

Low Clouds (% Sky Obscured)

15
6
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
0
0
0
0
2
4
9
6
22
3

High Clouds (% Sky Obscured)

2
12
8
1
2
23
20
32
11
23
24
20
100
99
15
5
5
4
16
24
81
89
72
4

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
1
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
3
3
5
5
6
6
7
7
8
10
11
12
12
12
12
12
11
10
8
8
8
9

Chance of Frost

Temperature (°C)

17
16
15
15
15
15
15
15
15
15
16
19
22
24
25
27
28
29
29
28
26
23
21
21

Feels Like (°C)

19
18
16
16
15
15
13
12
12
12
14
16
18
20
22
23
26
27
27
25
23
20
19
18

Dew Point (°C)

14
14
13
12
11
9
8
7
6
6
7
7
7
7
7
7
7
6
6
6
8
9
9
8

Relative Humidity (%)

85
86
86
83
76
69
62
58
55
56
52
44
37
34
31
28
25
23
22
24
32
40
43
45

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1018
1018
1018
1018
1018
1018

Ozone (du)

257
256
256
256
256
256
255
254
253
254
254
254
253
253
253
254
254
254
252
252
253
255
256
256

Friday 19

Waning Crescent 2%

05:44

19:22

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

Sun - Rise: 07:30, Set: 19:48, Transit: 13:39. Moon - Rise: 05:44, Set: 19:22. Civil Dark: 20:20 - 06:58. Nautical Dark: 20:59 - 06:19. Astro Dark: 21:39 - 05:39

Total Clouds (% Sky Obscured)

95
100
90
100
100
94
98
99
66
97
94
100
100
100
100
100
100
73
52
100
96
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
10
10
5
68
56
62
66
69

Medium Clouds (% Sky Obscured)

21
3
85
100
78
80
49
56
32
30
41
59
50
66
64
87
86
73
52
98
23
18
88
72

High Clouds (% Sky Obscured)

94
100
83
100
91
80
98
98
39
96
93
99
98
100
100
100
100
55
15
97
96
99
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
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
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
4
3
0
0
0
0
1
13
1
6
9
10
11
7
17
76
32
59
95
75
89
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0
0.3
1.1
0.5
0.6
0.7

Wind Speed/Direction (mph)

9
9
9
10
10
10
10
11
11
12
13
14
15
17
18
15
15
13
9
9
10
6
7
8

Chance of Frost

Temperature (°C)

20
20
20
20
21
21
20
20
20
20
21
22
24
26
27
27
26
25
23
22
21
19
19
19

Feels Like (°C)

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

Dew Point (°C)

9
10
11
11
11
11
11
11
12
12
12
11
10
10
11
14
16
17
20
21
19
18
18
19

Relative Humidity (%)

48
51
54
55
53
54
56
57
60
60
58
48
41
36
37
46
51
59
85
92
88
93
93
95

Pressure (mb)

1018
1017
1017
1017
1016
1016
1015
1015
1015
1014
1014
1014
1014
1014
1013
1012
1012
1012
1011
1011
1012
1012
1012
1011

Ozone (du)

255
255
254
253
254
255
255
254
255
255
254
254
254
252
251
252
252
253
254
255
256
257
257
257

Saturday 20

Waning Crescent 0%

06:58

19:33

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

Sun - Rise: 07:32, Set: 19:46, Transit: 13:39. Moon - Rise: 06:58, Set: 19:33. Civil Dark: 20:18 - 06:59. Nautical Dark: 20:57 - 06:21. Astro Dark: 21:36 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
98
97
96
91
83
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
67
66
62
57
53
51
50
49
48
48
47
52
57
62
56
49
40
48
61
73
72
70
67

Medium Clouds (% Sky Obscured)

20
11
94
92
93
93
93
91
88
86
90
77
65
62
62
60
60
57
74
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
91
83
74
83
91
83
99
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

73
50
23
75
95
95
95
95
95
95
49
24
22
3
0
0
0
0
0
5
7
35
71
95

Precipitation Amount (mm)

0.4
0
0
0.2
2.3
1.1
2
0.4
1.8
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1.4

Wind Speed/Direction (mph)

8
9
9
10
12
14
12
11
12
14
13
13
14
14
13
13
11
10
10
8
6
6
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
19
19
18
16
15
15
15
14
11
12
13
13
14
15
16
16
17
17
16
16
14
13
13

Dew Point (°C)

18
18
18
17
16
16
15
15
14
13
13
13
12
11
9
7
6
5
5
5
6
6
8
10

Relative Humidity (%)

93
93
93
92
89
93
92
95
93
90
89
86
75
67
55
47
43
41
40
41
47
51
63
80

Pressure (mb)

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

Ozone (du)

258
257
258
257
258
260
261
261
261
260
262
264
265
265
265
266
268
269
268
269
270
270
270
269

Sunday 21

New Moon 1%

08:10

19:44

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

Sun - Rise: 07:33, Set: 19:44, Transit: 13:38. Moon - Rise: 08:10, Set: 19:44. Civil Dark: 20:16 - 07:01. Nautical Dark: 20:54 - 06:23. Astro Dark: 21:34 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
92
84
74
83
88
92
85
78
72
78
82
87
88
90
94
85
73
59
63
67
74

Low Clouds (% Sky Obscured)

69
68
65
65
66
60
72
75
81
73
69
60
56
54
55
50
47
44
30
14
3
27
52
67

Medium Clouds (% Sky Obscured)

95
90
87
76
69
53
64
12
68
57
38
25
54
68
63
60
62
61
63
65
59
63
63
63

High Clouds (% Sky Obscured)

100
100
100
70
30
0
13
9
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
5
6
9
9
9
9
9
9
9
9
8
4
4
7
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
Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
78
38
10
3
12
42
34
47
50
72
82
82
64
60
52
27
38
40
22
33
40
44

Precipitation Amount (mm)

0.8
0.9
0.4
0
0
0
0
0
0
0
0
0.5
0.7
0.6
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
4
4
5
3
4
4
4
5
7
8
8
10
11
10
10
9
8
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

269
269
271
274
276
280
281
283
283
284
286
287
287
289
291
293
295
297
299
301
303
305
306
307

Monday 22

Waxing Crescent 3%

09:21

19:56

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

Sun - Rise: 07:35, Set: 19:41, Transit: 13:38. Moon - Rise: 09:21, Set: 19:56. Civil Dark: 20:14 - 07:03. Nautical Dark: 20:52 - 06:24. Astro Dark: 21:31 - 05:45

Total Clouds (% Sky Obscured)

87
95
100
98
96
94
95
96
97
97
98
98
99
99
99
99
99
100
98
95
92
93
95
87

Low Clouds (% Sky Obscured)

61
53
52
49
47
48
57
66
75
83
90
97
98
98
98
97
95
94
87
79
68
71
75
83

Medium Clouds (% Sky Obscured)

75
84
100
97
94
91
81
71
59
49
37
17
13
10
6
6
6
6
6
5
4
4
5
5

High Clouds (% Sky Obscured)

0
0
0
0
1
2
1
1
0
0
0
0
23
57
90
72
48
25
16
8
0
7
12
17

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

43
49
61
58
50
39
38
35
25
25
26
30
44
51
52
67
78
88
87
85
84
66
46
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
90
91
93
95
95
95
96
91
87
84
83
84
83
72
62
54
60
64
71
77
83

Pressure (mb)

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

Ozone (du)

308
308
308
308
309
311
312
312
311
311
311
312
313
313
313
313
314
314
314
317
319
322
325
327

Tuesday 23

Waxing Crescent 7%

10:32

20:09

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:36, Set: 19:39, Transit: 13:38. Moon - Rise: 10:32, Set: 20:09. Civil Dark: 20:11 - 07:04. Nautical Dark: 20:50 - 06:26. Astro Dark: 21:29 - 05:46

Total Clouds (% Sky Obscured)

83
82
86
90
93
92
93
94
95
90
84
79
67
61
59
59
58
58
63
60
56

Low Clouds (% Sky Obscured)

77
69
60
66
73
79
82
85
88
85
82
79
67
61
58
59
58
58
50
41
29

Medium Clouds (% Sky Obscured)

5
5
5
8
6
6
5
3
0
3
7
11
15
20
24
11
3
0
0
0
0

High Clouds (% Sky Obscured)

14
10
4
18
25
33
25
23
40
48
46
35
23
10
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

Fog (%)

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

Precipitation Probability (%)

13
12
6
7
5
1
1
1
0
0
0
0
5
11
16
32
40
45
36
25
2

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
91
91
90
91
91
93
93
83
73
64
57
51
46
43
42
40
46
52

Pressure (mb)

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

Ozone (du)

330
329
329
329
328
328
327
326
324
323
322
321
319
319
319
318
317
315
314
312
310

Forecast for Denain, North, France (50.34,3.38)

Generated: 17/09/25 23:47:26. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+2.00