Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 41%

23:03

16:32

12 OK
13 OK
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

Sun - Rise: 07:17, Set: 19:58, Transit: 13:37. Moon - Rise: 23:03, Set: 16:32. Civil Dark: 20:31 - 06:44. Nautical Dark: 21:12 - 06:04. Astro Dark: 21:54 - 05:21

Total Clouds (% Sky Obscured)

20
45
95
100
100
100
100
95
100
95
100
100
90
94
100
100
92
100
76
76
73
68
73
77

Low Clouds (% Sky Obscured)

55
59
67
32
26
71
59
49
77
100
89
84
82
92
77
70
70
59
57
51
60
54
56
59

Medium Clouds (% Sky Obscured)

0
55
99
100
90
100
100
96
55
56
32
40
23
43
38
28
0
16
2
0
0
8
24
26

High Clouds (% Sky Obscured)

82
100
65
84
100
100
100
100
100
100
100
16
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
100
0
100
100
100
100
0
100
0
0
0
4
6
9
16
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.6
0
0.8
1.7
0.3
0.6
0
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
11
12
12
10
8
7
8
9
12
13
17
17
18
22
19
20
21
17
16
17
19
23

Chance of Frost

Temperature (°C)

17
18
18
19
19
19
18
18
16
15
16
17
17
18
20
19
19
17
17
17
16
16
17
18

Feels Like (°C)

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

Dew Point (°C)

10
9
8
8
8
8
9
10
11
13
14
15
16
16
17
16
15
14
13
14
13
12
11
10

Relative Humidity (%)

62
55
52
49
50
50
54
59
71
83
86
88
89
89
82
83
82
80
75
83
82
77
68
61

Pressure (mb)

1015
1014
1014
1014
1013
1012
1011
1011
1009
1009
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007

Ozone (du)

279
278
274
266
262
261
260
261
261
260
261
260
259
260
263
266
266
270
272
274
277
280
281
282

Tuesday 16

Waning Crescent 30%

00:13

17:29

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:19, Set: 19:55, Transit: 13:36. Moon - Rise: 00:13, Set: 17:29. Civil Dark: 20:29 - 06:46. Nautical Dark: 21:09 - 06:05. Astro Dark: 21:52 - 05:23

Total Clouds (% Sky Obscured)

59
79
71
48
56
57
70
71
68
58
55
56
63
80
80
72
86
79
67
73
77
82
83
85

Low Clouds (% Sky Obscured)

54
67
50
48
56
57
60
69
68
58
55
56
63
68
70
61
75
69
65
72
63
68
55
71

Medium Clouds (% Sky Obscured)

5
19
28
0
2
1
34
4
0
0
0
0
3
48
17
16
28
35
0
0
20
33
44
25

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
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
18
9
16
20
13
14
11
8
13
17
32
41
43
35
35
40
33
26
25
22
26
25
23

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)

24
24
24
25
25
24
24
23
23
23
23
23
23
22
22
21
20
20
20
19
18
18
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
50
47
45
45
48
52
58
62
67
70
69
68
78
80
80
79
78
78
75
75
76
74
73

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015

Ozone (du)

280
280
282
283
285
288
291
299
300
301
300
300
299
299
300
301
304
304
306
304
303
303
304
307

Wednesday 17

Waning Crescent 20%

01:34

18:08

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:21, Set: 19:53, Transit: 13:36. Moon - Rise: 01:34, Set: 18:08. Civil Dark: 20:26 - 06:47. Nautical Dark: 21:07 - 06:07. Astro Dark: 21:49 - 05:25

Total Clouds (% Sky Obscured)

75
78
53
95
98
97
91
87
88
81
62
78
98
100
100
95
94
100
99
99
100
100
97
99

Low Clouds (% Sky Obscured)

61
43
46
40
59
35
16
25
28
17
8
5
15
27
14
49
62
66
56
88
49
58
59
83

Medium Clouds (% Sky Obscured)

23
32
4
2
12
37
22
39
41
21
18
28
35
64
70
74
70
90
86
92
100
99
91
94

High Clouds (% Sky Obscured)

0
3
11
79
85
85
85
72
56
63
42
60
95
100
100
68
34
100
92
10
7
2
7
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 (%)

26
22
23
22
27
19
7
7
5
18
22
14
20
19
15
35
45
46
49
44
32
35
37
46

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)

20
21
21
20
20
19
16
14
11
12
13
12
11
10
10
10
10
9
9
9
10
10
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
61
64
63
58
59
55
53
55
66
69
69
78
81
86
89
90
90
90
89
87
80
71
68

Pressure (mb)

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

Ozone (du)

308
306
303
303
303
303
304
303
293
286
281
278
275
271
268
265
263
259
257
256
255
255
253
252

Thursday 18

Waning Crescent 12%

02:57

18:35

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:22, Set: 19:51, Transit: 13:36. Moon - Rise: 02:57, Set: 18:35. Civil Dark: 20:24 - 06:49. Nautical Dark: 21:04 - 06:09. Astro Dark: 21:46 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
99
100
99
100
100
100
100
99
90
94
74
84
77
77
82
75
70
74
82
81
88

Low Clouds (% Sky Obscured)

88
90
85
80
85
85
97
100
100
100
82
82
65
67
67
67
68
71
75
70
74
73
71
68

Medium Clouds (% Sky Obscured)

100
100
89
81
100
85
64
97
95
91
98
82
91
20
67
32
39
39
36
36
31
31
30
32

High Clouds (% Sky Obscured)

11
16
3
11
71
0
0
20
5
44
8
0
0
0
0
0
0
0
0
0
0
0
0
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

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

Precipitation Probability (%)

66
57
77
85
49
51
35
17
5
22
19
16
4
6
5
6
6
6
5
2
3
2
1
1

Precipitation Amount (mm)

0.3
0.2
0.4
0.7
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
75
71
68
65
61
63
65
64
64
71
71
71
73
79
78
79
81
81
83
82
76
67
61

Pressure (mb)

1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019

Ozone (du)

251
250
250
252
252
253
255
256
256
258
259
259
260
259
259
259
260
260
259
258
258
258
257
257

Friday 19

Waning Crescent 6%

04:19

18:53

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:24, Set: 19:48, Transit: 13:35. Moon - Rise: 04:19, Set: 18:53. Civil Dark: 20:22 - 06:50. Nautical Dark: 21:02 - 06:11. Astro Dark: 21:43 - 05:29

Total Clouds (% Sky Obscured)

90
88
94
94
95
95
94
99
93
87
81
81
81
81
85
93
91
84
79
81
93
82
80
81

Low Clouds (% Sky Obscured)

64
60
70
80
89
89
88
87
86
85
81
81
78
76
76
77
78
83
79
81
86
82
77
72

Medium Clouds (% Sky Obscured)

34
37
38
39
45
49
54
48
46
45
43
47
46
47
51
50
66
28
14
3
46
11
16
11

High Clouds (% Sky Obscured)

3
6
6
5
5
4
3
3
2
1
0
0
0
0
3
5
5
33
64
81
75
55
34
26

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
7
11
14
23
32
39
39
35
25
22
17
9
8
5
1
1
1
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)

13
13
13
13
11
10
9
8
8
8
8
9
9
9
8
8
8
8
7
8
8
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
9
7
5
4
4
8
13
15
16
15
14
13
12
12
11
10
9
7
6
6
9
9
10

Relative Humidity (%)

54
46
37
33
30
31
44
68
83
88
85
79
73
73
74
71
67
62
58
54
54
58
51
46

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022

Ozone (du)

257
257
258
260
260
260
260
260
260
260
260
259
258
257
257
256
254
254
254
253
253
253
253
253

Saturday 20

Waning Crescent 6%

05:37

19:07

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

Sun - Rise: 07:25, Set: 19:46, Transit: 13:35. Moon - Rise: 05:37, Set: 19:07. Civil Dark: 20:19 - 06:52. Nautical Dark: 20:59 - 06:12. Astro Dark: 21:41 - 05:31

Total Clouds (% Sky Obscured)

72
59
51
44
37
31
27
2
1
1
2
19
36
52
48
45
44
52
58
66
70
76
79
82

Low Clouds (% Sky Obscured)

68
59
49
38
28
18
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
3
2
2
0
0
0
0
0
0
0
0
0
0
1
1
2
1
1
0
7
13
18
34

High Clouds (% Sky Obscured)

15
4
7
11
14
13
8
0
1
1
2
19
36
52
39
29
20
36
48
61
65
69
72
70

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
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)

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

Chance of Frost

Temperature (°C)

24
26
27
28
28
28
25
22
19
19
18
17
17
17
17
17
16
16
16
17
17
19
22
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
34
28
25
24
25
35
50
55
55
55
57
56
55
54
56
58
60
64
67
72
64
58
52

Pressure (mb)

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

Ozone (du)

254
254
254
254
254
254
254
255
254
254
254
253
254
254
254
254
254
254
254
255
255
254
254
254

Sunday 21

New Moon 2%

06:52

19:18

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:27, Set: 19:44, Transit: 13:35. Moon - Rise: 06:52, Set: 19:18. Civil Dark: 20:17 - 06:54. Nautical Dark: 20:57 - 06:14. Astro Dark: 21:38 - 05:33

Total Clouds (% Sky Obscured)

84
87
90
93
96
98
99
100
81
62
43
59
78
100
99
99
98
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
2
5
7
16
29
36
46
57
70
74
76
77
78
77
75
74
75
78
79

Medium Clouds (% Sky Obscured)

48
64
69
75
79
86
90
95
81
62
37
50
63
75
62
49
35
50
64
77
81
85
89
87

High Clouds (% Sky Obscured)

70
68
76
89
96
98
99
100
68
37
10
40
70
100
95
90
86
91
94
97
98
98
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

2
0
7
12
12
18
26
37
43
43
44
51
53
51
46
36
6
13
16
18
37
46
54
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
27
28
28
27
27
25
22
20
20
19
19
18
18
18
18
18
17
17
17
17
18
18
18

Feels Like (°C)

20
21
22
29
28
28
29
29
30
18
18
18
17
17
17
18
18
18
18
18
18
19
18
19

Dew Point (°C)

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

Relative Humidity (%)

48
45
42
44
44
46
57
68
85
88
91
92
93
96
96
96
95
93
93
93
93
90
90
89

Pressure (mb)

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

Ozone (du)

253
253
253
252
251
250
249
249
248
248
248
247
248
250
251
252
252
253
254
255
256
256
257
257

Forecast for Oudenbosch, Gemeente Halderberge, Netherlands (51.58,4.53)

Generated: 15/09/25 07:34:51. Forecast: 15/09/25 to 21/09/25. Timezone: UTC+2.00