Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Crescent 3%

06:19

15:30

16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 OK
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

Sun - Rise: 08:06, Set: 16:49, Transit: 12:27. Moon - Rise: 06:19, Set: 15:30. Civil Dark: 17:26 - 07:29. Nautical Dark: 18:07 - 06:47. Astro Dark: 18:46 - 06:08

Total Clouds (% Sky Obscured)

33
18
14
0
0
0
33
93
95
82
63
49
65
69
71
91
68
77
94
82
77
86
89
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
14
29
48
47
48
49
57
55
55
67
51
52
66
69
66
44
55
50

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
39
26
32
1
13
27
24
40
24
30
36
22
20
31
36
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
23
84
71
37
0
0
1
5
10
13
15
15
2
2
1
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
7
7
7
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

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

Precipitation Probability (%)

0
0
1
1
3
3
6
8
8
11
17
32
33
28
23
30
28
39
59
61
53
45
37
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
7
5
4
4
5
4
4
4
5
6
7
7
8
8
8
8
8
9
12
13
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
2
2
2
1
-1
-0
0
1
0
1
1
1
1
1
1
1
1
0
0
0

Dew Point (°C)

-3
-3
-3
-4
-5
-5
-5
-4
-3
-1
-0
0
1
1
2
2
2
2
1
1
1
-1
-1
0

Relative Humidity (%)

50
57
58
55
53
54
56
61
65
72
75
77
77
78
83
85
83
79
74
70
67
63
61
64

Pressure (mb)

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

Ozone (du)

280
277
275
273
273
280
285
289
288
277
274
277
282
283
287
288
287
287
294
287
290
287
283
278

Tuesday 18

Waning Crescent 1%

07:32

15:48

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:08, Set: 16:47, Transit: 12:27. Moon - Rise: 07:32, Set: 15:48. Civil Dark: 17:25 - 07:30. Nautical Dark: 18:06 - 06:49. Astro Dark: 18:46 - 06:09

Total Clouds (% Sky Obscured)

79
71
85
92
91
96
95
100
96
98
99
99
94
98
99
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
53
0
24
52
70
82
92
70
84
89
88
86
89
91
65
86
74
62
86
62
75
80
61

Medium Clouds (% Sky Obscured)

43
29
60
61
84
89
60
88
55
52
52
62
53
59
87
90
100
100
100
100
100
100
100
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
2
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
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

23
21
8
9
9
9
10
17
22
32
56
64
69
69
70
52
43
36
56
63
46
68
84
94

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
5
4
4
4
4
4
5
5
4
5
5
5
5
5
5
5
5
6
6
6
6
6
6

Feels Like (°C)

0
0
0
-1
-0
-0
-0
-1
-0
-0
0
1
1
1
1
0
-0
1
1
1
2
2
3
3

Dew Point (°C)

0
0
0
-0
1
1
1
1
2
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4

Relative Humidity (%)

67
70
73
73
77
79
79
79
80
91
89
86
88
93
91
90
91
90
86
85
87
85
87
88

Pressure (mb)

1015
1014
1014
1013
1012
1011
1011
1010
1009
1008
1007
1007
1006
1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1001

Ozone (du)

275
278
280
282
285
287
288
294
295
291
292
293
297
301
299
297
298
301
305
311
316
327
336
333

Wednesday 19

Waning Crescent 0%

08:46

No Set

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
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

Sun - Rise: 08:09, Set: 16:46, Transit: 12:27. Moon - Rise: 08:46, Set: No Set. Civil Dark: 17:24 - 07:32. Nautical Dark: 18:05 - 06:50. Astro Dark: 18:45 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
97
53
63
33
23
51
100
96
95
100
100
99
100
100
100
100
98
97
96
90

Low Clouds (% Sky Obscured)

63
57
53
39
43
38
23
25
23
0
0
5
36
42
41
42
43
41
29
62
65
53
41
29

Medium Clouds (% Sky Obscured)

100
100
100
100
95
47
62
33
23
51
75
76
76
66
100
99
100
100
100
62
96
96
95
77

High Clouds (% Sky Obscured)

0
0
44
4
0
5
5
5
5
5
5
50
4
76
51
16
10
13
4
11
2
5
9
3

ISS Passover

Visibility (miles)

3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
9
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

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

Precipitation Probability (%)

95
72
40
21
13
7
3
4
3
3
7
9
16
35
42
39
37
36
14
41
52
40
33
30

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
8
9
11
12
11
9
8
6
6
5
5
5
5
5
5
4
3
3
3
5
7
7
7

Chance of Frost

Temperature (°C)

6
5
5
5
5
4
4
3
3
2
2
1
1
1
2
2
2
2
3
5
6
6
6
6

Feels Like (°C)

3
2
0
-1
-2
-2
-1
-1
-1
-2
-2
-2
-1
-1
-1
-1
-1
-1
1
2
4
3
2
2

Dew Point (°C)

4
4
3
3
3
2
2
2
2
1
-0
-1
-2
-2
-1
0
0
0
1
0
-1
-1
-2
-1

Relative Humidity (%)

88
91
89
88
86
83
86
89
93
91
88
83
81
80
83
88
86
86
82
71
62
60
57
61

Pressure (mb)

1001
1002
1002
1003
1003
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

327
320
318
323
328
331
330
328
328
324
317
318
316
324
322
315
315
316
317
319
316
315
319
323

Thursday 20

New Moon 2%

09:55

16:11

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
12 Bad
13 Bad
14 OK
15 OK

Sun - Rise: 08:11, Set: 16:45, Transit: 12:27. Moon - Rise: 09:55, Set: 16:11. Civil Dark: 17:23 - 07:33. Nautical Dark: 18:04 - 06:52. Astro Dark: 18:44 - 06:12

Total Clouds (% Sky Obscured)

78
76
69
64
56
53
67
83
100
100
100
98
94
92
95
93
93
89
83
64
57
49
40
40

Low Clouds (% Sky Obscured)

37
44
51
50
49
48
54
61
67
67
67
67
72
77
82
84
85
87
76
64
54
49
40
38

Medium Clouds (% Sky Obscured)

49
72
60
63
56
53
67
83
100
100
100
76
49
50
67
65
46
22
35
7
9
7
4
4

High Clouds (% Sky Obscured)

12
30
35
40
40
40
21
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

55
64
56
65
66
63
63
62
50
38
17
8
11
11
10
18
17
16
21
14
5
6
6
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
4
4
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
3
4
4
5
5
5

Feels Like (°C)

2
1
0
-1
-1
-1
0
1
0
-1
-1
-2
-1
-0
0
-1
-2
-2
0
1
5
5
4
3

Dew Point (°C)

-1
0
1
-0
0
0
0
0
0
1
0
-0
-1
-1
-1
-1
-1
0
1
1
0
0
-1
0

Relative Humidity (%)

65
75
80
80
83
85
85
83
85
88
88
86
86
86
86
84
84
86
88
83
75
71
67
70

Pressure (mb)

1011
1011
1012
1012
1013
1014
1014
1014
1014
1015
1015
1016
1016
1016
1017
1017
1018
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

326
332
338
339
339
339
335
332
332
332
331
329
328
330
328
321
317
312
312
316
314
310
309
310

Friday 21

Waxing Crescent 5%

10:57

16:43

16 OK
17 OK
18 OK
19 OK
20 OK
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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:13, Set: 16:44, Transit: 12:28. Moon - Rise: 10:57, Set: 16:43. Civil Dark: 17:22 - 07:35. Nautical Dark: 18:03 - 06:53. Astro Dark: 18:43 - 06:13

Total Clouds (% Sky Obscured)

45
42
38
36
44
50
58
83
100
100
100
99
100
100
100
100
100
100
100
100
100
99
98
97

Low Clouds (% Sky Obscured)

31
26
22
25
27
32
31
31
30
38
47
57
57
61
68
51
56
61
74
86
99
96
94
92

Medium Clouds (% Sky Obscured)

29
39
38
3
36
50
45
83
100
99
97
95
97
98
100
100
100
100
100
100
100
85
70
55

High Clouds (% Sky Obscured)

2
0
0
2
4
6
36
66
100
97
95
93
95
97
100
58
78
98
71
41
17
12
10
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0
0
3
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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
8
4
2
1
0
0
0
0
0
0
0
0
0
0
20
34
52
91
95
95
95
95
90

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.7
1.4
1.9
1.4
0.9
0.5

Wind Speed/Direction (mph)

4
4
5
5
5
6
7
7
7
8
9
11
12
13
13
14
15
16
16
17
17
17
17
17

Chance of Frost

Temperature (°C)

4
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
2
2
2
2
2
3

Feels Like (°C)

3
-1
-1
-1
-2
-2
-2
-2
-3
-3
-3
-4
-4
-4
-5
-4
-4
-4
-3
-4
-4
-4
-5
-4

Dew Point (°C)

1
-0
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-1
1
2
1
2
2
2
2

Relative Humidity (%)

77
79
79
80
81
83
83
83
80
78
78
77
76
76
74
73
80
88
96
96
98
98
96
94

Pressure (mb)

1022
1022
1022
1023
1023
1022
1022
1022
1021
1020
1020
1019
1018
1017
1016
1015
1016
1015
1015
1013
1012
1011
1010
1009

Ozone (du)

309
305
303
300
296
293
291
293
290
285
281
270
267
279
287
290
293
296
299
302
306
310
306
303

Saturday 22

Waxing Crescent 10%

11:47

17:27

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:14, Set: 16:43, Transit: 12:28. Moon - Rise: 11:47, Set: 17:27. Civil Dark: 17:21 - 07:36. Nautical Dark: 18:02 - 06:54. Astro Dark: 18:42 - 06:15

Total Clouds (% Sky Obscured)

98
98
99
99
100
100
100
100
100
99
98
98
94
92
89
86
83
79
86
93
100
100
100
100

Low Clouds (% Sky Obscured)

92
92
93
95
98
100
97
95
93
84
73
63
57
53
55
66
69
75
79
83
88
91
93
95

Medium Clouds (% Sky Obscured)

49
42
36
60
81
100
100
100
100
96
94
91
81
68
54
52
46
29
52
76
99
85
72
53

High Clouds (% Sky Obscured)

4
4
5
37
69
100
83
66
50
36
19
2
10
18
27
19
11
7
18
30
41
29
14
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

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

Precipitation Probability (%)

80
80
81
80
73
59
49
37
24
29
31
27
28
24
9
12
17
20
39
48
50
58
67
71

Precipitation Amount (mm)

0.5
0.6
0.6
0.7
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

18
16
14
13
13
12
11
11
10
10
9
9
9
9
9
8
9
9
9
9
10
10
7
5

Chance of Frost

Temperature (°C)

4
4
4
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
6
6
6

Feels Like (°C)

-4
-4
-3
-3
-1
-1
-0
-0
0
-1
0
0
0
0
1
1
0
1
1
1
1
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
94
96
96
96
96
98
96
96
94
94
94
93
93
91
93
91
93
91
90

Pressure (mb)

1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1005
1005
1005

Ozone (du)

299
298
298
297
295
292
290
290
291
292
291
289
287
286
285
284
282
281
279
278
277
276
276
276

Sunday 23

Waxing Crescent 16%

12:24

18:25

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
12 Bad

Sun - Rise: 08:16, Set: 16:42, Transit: 12:28. Moon - Rise: 12:24, Set: 18:25. Civil Dark: 17:20 - 07:37. Nautical Dark: 18:02 - 06:56. Astro Dark: 18:41 - 06:16

Total Clouds (% Sky Obscured)

98
97
95
94
91
89
81
73
64
69
73
75
76
80
82
87
88
87
82
74
65

Low Clouds (% Sky Obscured)

94
92
91
85
79
74
68
61
51
52
56
60
68
75
80
80
80
81
73
66
58

Medium Clouds (% Sky Obscured)

44
43
39
37
35
33
31
27
14
22
38
48
48
49
55
60
65
65
63
57
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
13
29
40
36
35
30
50
71
82
85
80
65
48
23
9

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

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

Precipitation Probability (%)

72
72
68
55
43
27
24
18
6
14
14
9
14
13
7
13
12
4
13
18
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
7
7
6
6
5
5
5
5
5
5
5
5
5
5
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
85
82
81
78
76
81
85
88
89
91
91
91
93
91
91
90
90
86
85

Pressure (mb)

1005
1005
1005
1005
1005
1005
1006
1006
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1003
1002
1001

Ozone (du)

276
278
280
282
283
284
285
286
286
287
287
288
288
288
287
287
287
287
287
288
288

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

Generated: 17/11/25 16:34:44. Forecast: 17/11/25 to 23/11/25. Timezone: UTC+1.00