Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 11

Waxing Gibbous 99%

16:18

08:07

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: 08:03, Set: 17:47, Transit: 12:55. Moon - Rise: 16:18, Set: 08:07. Civil Dark: 18:23 - 07:27. Nautical Dark: 19:03 - 06:47. Astro Dark: 19:42 - 06:08

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

91
100
100
92
97
95
84
84
85
100
90
86
87
87
91
93
89
86
86
83
85
82
77
84

Medium Clouds (% Sky Obscured)

100
100
100
100
60
80
60
51
66
30
87
37
52
95
100
100
97
97
97
94
95
94
88
98

High Clouds (% Sky Obscured)

91
100
100
15
10
20
7
0
0
0
0
0
0
0
0
0
8
20
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
1
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
95
56
5
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
93
87
47
50
63
58
72
75
74
82
87
95
95
95
95
92
81
76
67
64

Precipitation Amount (mm)

1
0.5
2.7
0.9
0.6
0.5
0
0
0.3
0.2
0.4
0.4
0.3
0.5
0.6
0.8
0.8
0.7
0.6
0.6
0.4
0.4
0.2
0.3

Wind Speed/Direction (mph)

20
19
18
18
17
16
17
13
14
14
13
13
12
12
12
11
12
11
10
9
8
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-6
-5
-5
-4
-2
-1
-2
-2
-2
-2
-1
-2
-1
-1
-1
-0
1
0
0
0
0

Dew Point (°C)

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

Relative Humidity (%)

91
96
96
96
98
98
98
96
98
98
96
98
98
98
96
98
96
98
96
98
96
98
98
96

Pressure (mb)

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

Ozone (du)

398
398
397
395
392
392
393
397
397
397
395
395
393
391
389
384
381
380
381
382
386
387
389
391

Wednesday 12

Full Moon 100%

17:39

08:24

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: 08:01, Set: 17:49, Transit: 12:55. Moon - Rise: 17:39, Set: 08:24. Civil Dark: 18:24 - 07:26. Nautical Dark: 19:04 - 06:46. Astro Dark: 19:44 - 06:06

Total Clouds (% Sky Obscured)

100
100
99
99
100
99
98
95
97
95
99
98
98
100
100
100
98
90
97
97
100
100
84
78

Low Clouds (% Sky Obscured)

87
85
90
89
87
88
95
87
92
88
96
95
95
100
100
100
96
83
93
94
100
100
79
72

Medium Clouds (% Sky Obscured)

100
99
98
98
99
96
66
71
59
34
36
29
24
34
38
37
47
51
30
30
33
36
45
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)

0
0
0
0
0
0
0
0
0
0
6
6
6
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
1
100
100
51
83
97
84
16
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
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
None
None
None
None
None
None
None

Precipitation Probability (%)

71
70
64
69
66
62
51
41
33
25
21
17
9
6
13
20
13
7
11
3
4
9
4
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
96
96
94
91
93
89
88
89
89
93
91
91
89
89
89
88

Pressure (mb)

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

Ozone (du)

391
389
387
385
385
384
385
386
386
384
385
384
383
382
383
383
380
377
374
372
370
371
368
368

Thursday 13

Waning Gibbous 100%

18:57

08:36

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: 07:59, Set: 17:51, Transit: 12:55. Moon - Rise: 18:57, Set: 08:36. Civil Dark: 18:26 - 07:24. Nautical Dark: 19:06 - 06:44. Astro Dark: 19:46 - 06:04

Total Clouds (% Sky Obscured)

76
79
72
77
80
79
77
61
55
50
57
70
94
94
100
100
90
90
64
68
58
58
58
57

Low Clouds (% Sky Obscured)

76
76
72
77
80
79
77
61
55
48
55
70
94
93
100
100
90
90
64
68
58
58
58
57

Medium Clouds (% Sky Obscured)

51
59
58
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
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 (%)

4
5
4
4
2
2
2
0
0
1
1
2
1
0
0
0
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
84
83
84
84
83
81
81
78
73
64
61
59
60
63
65
73
77
80
80
81
83
84

Pressure (mb)

1020
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

366
363
360
358
356
356
357
359
362
364
367
369
367
367
369
369
368
362
358
354
354
353
351
350

Friday 14

Waning Gibbous 98%

20:12

08:46

00 Bad
01 Bad
02 OK
03 OK
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

Sun - Rise: 07:57, Set: 17:53, Transit: 12:55. Moon - Rise: 20:12, Set: 08:46. Civil Dark: 18:28 - 07:22. Nautical Dark: 19:08 - 06:42. Astro Dark: 19:47 - 06:02

Total Clouds (% Sky Obscured)

56
49
42
37
42
52
63
65
66
70
71
69
68
66
65
65
67
65
65
64
67
65
59
54

Low Clouds (% Sky Obscured)

56
49
42
37
42
52
62
64
66
70
67
66
66
65
64
64
67
65
65
64
67
65
59
54

Medium 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

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
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
1
0
1
0
2
2
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
84
86
84
84
84
83
80
76
72
64
62
60
57
58
65
73
78
80
80
80
81

Pressure (mb)

1024
1024
1024
1025
1024
1025
1025
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1028
1028
1028
1029
1029

Ozone (du)

352
352
353
353
354
354
354
355
353
353
355
357
355
354
347
341
341
337
333
332
336
337
339
342

Saturday 15

Waning Gibbous 94%

21:24

08:55

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

Sun - Rise: 07:55, Set: 17:54, Transit: 12:55. Moon - Rise: 21:24, Set: 08:55. Civil Dark: 18:30 - 07:20. Nautical Dark: 19:10 - 06:40. Astro Dark: 19:49 - 06:01

Total Clouds (% Sky Obscured)

45
47
50
52
51
51
50
45
39
28
31
38
41
39
33
26
18
11
4
13
22
30
48
58

Low Clouds (% Sky Obscured)

45
47
50
52
51
51
50
45
39
28
31
38
41
39
33
26
17
9
0
8
16
24
18
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
4
4
4
4
2
1
10
18

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
5
6
8
31
51

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
1
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-6
-6
-7
-7
-7
-7
-7
-7
-6
-6
-6
-6
-6
-6

Relative Humidity (%)

81
81
83
81
81
81
79
79
79
77
67
60
56
52
52
52
51
56
61
67
68
68
70
71

Pressure (mb)

1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1027
1027
1027
1027
1027
1027
1028

Ozone (du)

341
337
333
326
325
322
324
323
324
326
328
329
329
330
332
333
335
341
347
353
357
362
367
366

Sunday 16

Waning Gibbous 89%

22:36

09:03

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

Sun - Rise: 07:53, Set: 17:56, Transit: 12:55. Moon - Rise: 22:36, Set: 09:03. Civil Dark: 18:32 - 07:18. Nautical Dark: 19:11 - 06:38. Astro Dark: 19:51 - 05:59

Total Clouds (% Sky Obscured)

62
73
83
93
85
80
73
72
71
70
66
63
64
53
40
25
37
49
58
63
63
65
65
65

Low Clouds (% Sky Obscured)

5
14
25
38
27
16
5
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

30
37
40
43
42
41
48
55
43
40
38
27
30
23
19
11
19
25
30
35
40
45
38
32

High Clouds (% Sky Obscured)

62
69
65
61
68
65
60
55
50
55
40
22
0
0
0
0
1
2
2
35
63
65
65
65

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 (%)

1
6
7
4
3
2
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
11
13
14
13
13
13
14
14
14
14
14
14
14
13
13
12
12
11
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-5
-6
-6
-6
-6
-6
-7
-8
-7
-7
-7
-6
-4
-5
-5
-5
-4
-4
-7
-6
-6
-6

Dew Point (°C)

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

Relative Humidity (%)

71
72
72
74
74
68
63
58
55
52
49
43
39
33
34
34
34
39
44
51
53
55
58
59

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

366
366
365
364
363
371
378
386
387
387
388
388
389
389
390
392
393
394
395
395
395
394
394
392

Monday 17

Waning Gibbous 82%

23:48

09:12

Sun - Rise: 07:51, Set: 17:58, Transit: 12:55. Moon - Rise: 23:48, Set: 09:12. Civil Dark: 18:33 - 07:16. Nautical Dark: 19:13 - 06:36. Astro Dark: 19:53 - 05:57

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Castricum, Gemeente Castricum, Netherlands (52.55,4.67)

Generated: 11/02/25 00:27:51. Forecast: 11/02/25 to 17/02/25. Timezone: UTC+1.00