Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

02:57

18:53

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 OK
23 Good

Sun - Rise: 07:22, Set: 19:48, Transit: 13:35. Moon - Rise: 02:57, Set: 18:53. Civil Dark: 20:22 - 06:49. Nautical Dark: 21:02 - 06:09. Astro Dark: 21:43 - 05:27

Total Clouds (% Sky Obscured)

86
89
100
100
100
100
100
100
93
86
88
85
68
90
75
83
67
69
60
100
100
100
24
8

Low Clouds (% Sky Obscured)

77
81
75
86
81
80
86
81
73
81
87
74
55
82
67
72
45
57
56
23
0
0
5
3

Medium Clouds (% Sky Obscured)

18
15
21
5
0
0
0
0
0
16
20
21
17
7
7
19
31
19
7
2
6
2
3
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
90
85
85
11
4

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
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

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
2
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)

13
13
14
14
14
13
12
13
12
13
16
15
15
15
15
14
15
14
12
10
8
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
15
15
15
15
16
15
15
14
14
15
15
15
14
14
14
15
16
16
15
15

Relative Humidity (%)

79
82
73
74
74
75
76
79
85
82
77
73
66
61
61
60
56
55
58
65
77
85
88
87

Pressure (mb)

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

Ozone (du)

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

Friday 19

Waning Crescent 6%

04:19

19:07

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

Sun - Rise: 07:24, Set: 19:46, Transit: 13:35. Moon - Rise: 04:19, Set: 19:07. Civil Dark: 20:19 - 06:50. Nautical Dark: 20:59 - 06:11. Astro Dark: 21:41 - 05:29

Total Clouds (% Sky Obscured)

16
9
26
37
55
67
71
31
18
1
1
4
90
100
100
100
100
96
100
100
100
2
1
25

Low Clouds (% Sky Obscured)

16
9
26
37
44
33
32
31
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
3
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
23
32
27
2
1
18

High Clouds (% Sky Obscured)

12
9
0
0
20
42
46
1
12
1
1
4
90
100
100
100
100
96
100
100
100
1
1
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)

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

Chance of Frost

Temperature (°C)

16
16
15
15
15
15
14
14
14
16
19
22
23
25
26
27
28
28
27
24
22
21
20
19

Feels Like (°C)

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

Dew Point (°C)

14
14
14
13
13
13
13
13
13
13
11
10
9
9
10
9
9
10
11
10
8
8
8
9

Relative Humidity (%)

87
89
89
89
90
92
92
92
90
81
60
46
40
36
34
32
30
31
37
40
41
43
47
51

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 2%

05:37

19:18

00 Good
01 OK
02 Good
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: 07:25, Set: 19:44, Transit: 13:35. Moon - Rise: 05:37, Set: 19:18. Civil Dark: 20:17 - 06:52. Nautical Dark: 20:57 - 06:12. Astro Dark: 21:38 - 05:31

Total Clouds (% Sky Obscured)

14
44
17
65
63
100
98
100
95
70
74
97
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
55
54
61
58
63
41
65

Medium Clouds (% Sky Obscured)

7
44
12
50
58
78
82
59
40
53
67
68
95
99
93
86
77
72
38
76
66
15
18
18

High Clouds (% Sky Obscured)

6
8
3
9
16
91
98
99
86
7
13
86
96
100
100
100
100
100
100
100
100
100
98
94

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
5
4
0
0
0
4
0
1
3
17
9
30
51
93
85
90
52
20
4
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.4
0.9
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
18
18
18
18
18
19
20
22
24
26
26
26
25
24
24
23
22
20
20
19
19

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
11
13
13
14
14
12
12
13
12
11
16
20
22
21
20
20
19
19
18

Relative Humidity (%)

55
57
58
59
61
64
70
73
72
65
53
45
44
40
40
56
78
84
92
92
95
95
98
98

Pressure (mb)

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

Ozone (du)

255
254
253
253
254
253
253
252
252
251
251
251
251
250
249
249
250
250
252
253
252
253
254
255

Sunday 21

New Moon 0%

06:52

19:28

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 OK
23 OK

Sun - Rise: 07:27, Set: 19:41, Transit: 13:34. Moon - Rise: 06:52, Set: 19:28. Civil Dark: 20:15 - 06:54. Nautical Dark: 20:54 - 06:14. Astro Dark: 21:35 - 05:33

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
75
53
33
28

Low Clouds (% Sky Obscured)

74
61
52
43
34
23
11
0
24
47
71
62
53
44
47
51
54
46
38
30
20
10
0
0

Medium Clouds (% Sky Obscured)

28
68
29
52
63
73
62
75
86
93
100
100
100
100
98
95
92
82
32
20
65
47
33
28

High Clouds (% Sky Obscured)

94
100
100
100
100
100
91
100
83
67
50
61
78
100
100
100
100
100
100
100
67
34
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
4
2
7
7
8
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
19
91
95
95
95
67
82
54
21
15
10
3
0
0
0
0
0
0
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
0.8
0.8
1.4
0.2
0.5
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
8
8
8
8
8
8
8
8
9
9
12
10
10
10
9
9
7
6
4
3
3
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
17
16
16
15
15
14
14
14
15
16
16
16
14
14
13
12
13
13
12
12
11
11
10

Relative Humidity (%)

98
98
96
96
98
98
98
96
95
96
96
92
95
86
81
77
71
77
79
82
86
87
87
87

Pressure (mb)

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

Ozone (du)

255
255
257
258
258
258
258
257
259
260
261
262
262
263
263
265
266
268
270
271
271
272
273
273

Monday 22

Waxing Crescent 1%

08:06

19:38

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

Sun - Rise: 07:29, Set: 19:39, Transit: 13:34. Moon - Rise: 08:06, Set: 19:38. Civil Dark: 20:12 - 06:55. Nautical Dark: 20:52 - 06:16. Astro Dark: 21:33 - 05:35

Total Clouds (% Sky Obscured)

21
15
21
28
29
35
42
48
54
58
64
62
69
60
56
52
50
46
46
33
82
89
97
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
6
17
23
33
42
49
51
53
51
43
34
27
29
28
27
29
17
4
3

Medium Clouds (% Sky Obscured)

21
15
21
28
29
35
42
48
54
58
64
6
10
17
18
26
30
23
32
6
48
71
96
79

High Clouds (% Sky Obscured)

1
0
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

9
9
9
3
5
5
3
6
3
5
9
5
4
5
9
4
9
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
32
93
95
95
95
95
95
95
53
25
39
42
41
39
47
42
34
24
8
18
17
16
22

Precipitation Amount (mm)

0
0
0.6
1.5
0.4
1.5
0.8
1.3
0.8
0.2
0
0.2
0.2
0
0
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
87
86
90
95
95
96
96
96
96
95
86
79
73
67
63
65
74
82
84
89
87
87
87

Pressure (mb)

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

Ozone (du)

273
273
273
274
273
274
274
276
277
279
284
287
289
290
291
291
292
293
293
293
293
296
299
302

Tuesday 23

Waxing Crescent 3%

09:18

19:49

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: 07:30, Set: 19:37, Transit: 13:34. Moon - Rise: 09:18, Set: 19:49. Civil Dark: 20:10 - 06:57. Nautical Dark: 20:49 - 06:18. Astro Dark: 21:30 - 05:37

Total Clouds (% Sky Obscured)

88
83
82
82
82
88
94
100
100
100
100
99
98
98
99
99
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

1
0
12
25
30
37
40
50
48
50
48
51
62
65
73
84
90
83
78
78
81
77
78
83

Medium Clouds (% Sky Obscured)

60
39
29
19
9
9
8
8
12
15
13
21
26
27
28
24
25
30
44
59
63
72
84
82

High Clouds (% Sky Obscured)

2
5
8
19
30
38
36
40
52
63
72
61
44
25
48
73
98
99
99
100
99
98
93
92

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

Precipitation Probability (%)

25
20
21
26
15
30
35
32
38
43
46
45
44
44
64
76
89
94
95
95
87
73
52
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
0.7
0.7
0.8
0.6
0.3
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
89
87
87
87
86
87
87
87
89
90
87
84
83
78
72
70
70
70
71
73
77
80

Pressure (mb)

1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

303
304
305
306
307
308
308
308
308
308
308
309
309
310
311
310
310
310
311
312
313
315
316
317

Wednesday 24

Waxing Crescent 7%

10:31

20:01

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 OK
21 OK
22 Good
23 Good

Sun - Rise: 07:32, Set: 19:34, Transit: 13:33. Moon - Rise: 10:31, Set: 20:01. Civil Dark: 20:08 - 06:59. Nautical Dark: 20:47 - 06:19. Astro Dark: 21:28 - 05:39

Total Clouds (% Sky Obscured)

98
97
94
91
86
83
77
74
75
72
69
75
77
80
84
90
94
85
73
62
39
21
3
5

Low Clouds (% Sky Obscured)

89
94
90
88
84
74
67
67
72
71
66
65
60
55
63
72
80
70
58
50
34
17
0
0

Medium Clouds (% Sky Obscured)

80
80
77
73
66
60
60
58
48
38
28
34
51
59
59
50
50
41
31
20
12
5
0
0

High Clouds (% Sky Obscured)

91
90
85
90
86
75
70
65
60
41
42
33
24
29
28
23
23
12
5
1
2
2
2
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

57
44
63
63
55
41
32
26
23
19
13
15
16
17
16
15
12
14
14
14
13
9
1
3

Precipitation Amount (mm)

0
0
0.2
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)

8
7
5
5
4
3
3
4
5
7
9
11
12
12
13
13
14
14
12
10
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
85
85
85
85
82
82
82
75
67
62
57
52
48
47
47
47
53
62
71
73
74
76

Pressure (mb)

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

Ozone (du)

319
321
323
324
324
324
323
321
320
318
317
315
314
312
311
309
308
307
305
304
303
302
301
300

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

Generated: 18/09/25 08:26:19. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00