Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Full Moon 99%

21:12

07:12

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

Sun - Rise: 07:09, Set: 20:17, Transit: 13:45. Moon - Rise: 21:12, Set: 07:12. Civil Dark: 20:52 - 06:35. Nautical Dark: 21:34 - 05:52. Astro Dark: 22:20 - 05:06

Total Clouds (% Sky Obscured)

99
97
100
49
97
87
77
41
25
44
40
0
37
46
53
73
88
88
90
83
88
89
98
98

Low Clouds (% Sky Obscured)

75
82
92
43
96
87
77
39
25
44
40
0
37
46
52
22
18
9
33
31
55
56
59
41

Medium Clouds (% Sky Obscured)

47
14
0
0
0
0
0
0
0
0
0
0
0
0
2
32
43
49
89
45
53
72
96
88

High Clouds (% Sky Obscured)

42
50
100
13
0
0
0
0
0
0
0
0
0
0
6
3
85
81
7
0
0
2
2
20

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 (%)

9
1
1
15
5
6
14
1
1
0
0
0
0
0
0
0
0
0
0
0
0
4
5
6

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
14
13
12
8
6
5
4
3
2
4
5
7
7
8
9
10
11
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
6
4
3
3
3
2
1
1
0
0
-0
-0
-1
-1
-1
-1
-1
-0
-0
-0
0
0
0

Relative Humidity (%)

88
82
73
67
70
71
68
65
64
66
71
73
75
75
75
74
76
77
80
79
80
80
73
66

Pressure (mb)

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

Ozone (du)

349
352
356
360
370
377
381
375
373
375
377
376
379
382
385
392
392
393
397
397
396
392
393
393

Friday 3

Waning Gibbous 96%

22:28

07:26

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
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:07, Set: 20:19, Transit: 13:44. Moon - Rise: 22:28, Set: 07:26. Civil Dark: 20:54 - 06:32. Nautical Dark: 21:36 - 05:50. Astro Dark: 22:22 - 05:03

Total Clouds (% Sky Obscured)

100
97
90
100
100
100
100
100
100
100
96
100
100
100
90
91
25
34
36
28
38
81
78
94

Low Clouds (% Sky Obscured)

10
38
78
100
100
100
100
83
71
68
69
79
68
46
50
59
17
20
24
0
0
40
5
5

Medium Clouds (% Sky Obscured)

89
88
90
96
95
94
56
55
96
81
87
49
29
30
37
19
3
5
23
23
31
70
61
92

High Clouds (% Sky Obscured)

74
57
24
80
96
35
99
100
100
100
44
95
95
91
57
64
1
8
0
4
5
19
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
1
3
28
48
53
32
4
3
16
29
7
24
12
9
4
16
2
1
0
1
4
20
10

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
16
18
18
18
18
18
20
20
19
19
21
21
21
20
18
18
15
13
11
10
9
9
11

Chance of Frost

Temperature (°C)

7
9
10
10
10
9
9
9
9
9
10
10
10
10
10
10
10
10
9
9
9
9
9
10

Feels Like (°C)

2
3
4
4
4
4
4
3
3
4
4
4
5
5
5
5
5
6
6
5
6
6
6
7

Dew Point (°C)

1
2
2
3
3
5
6
7
7
8
8
9
9
9
9
9
9
9
9
8
8
8
8
9

Relative Humidity (%)

63
61
59
61
63
73
78
84
88
91
91
93
95
95
95
91
93
95
95
96
98
95
95
95

Pressure (mb)

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

Ozone (du)

395
396
392
391
389
387
386
385
386
385
384
385
387
385
384
383
381
378
376
377
377
379
380
380

Saturday 4

Waning Gibbous 91%

23:45

07:43

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:05, Set: 20:21, Transit: 13:44. Moon - Rise: 23:45, Set: 07:43. Civil Dark: 20:56 - 06:30. Nautical Dark: 21:38 - 05:47. Astro Dark: 22:24 - 05:00

Total Clouds (% Sky Obscured)

86
99
94
100
91
96
93
85
66
73
77
93
80
97
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

69
76
85
94
84
79
58
58
43
25
23
30
7
41
68
64
63
59
67
74
82
62
42
22

Medium Clouds (% Sky Obscured)

71
70
66
61
55
87
40
48
66
34
43
37
24
45
48
65
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

3
1
6
100
12
5
17
4
0
3
4
52
45
90
100
100
100
100
100
100
95
91
100
100

ISS Passover

Visibility (miles)

3
1
0
1
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Light Rain
None
None
None

Precipitation Probability (%)

19
8
1
0
0
0
0
0
0
2
0
0
0
0
0
1
3
3
22
50
67
32
20
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0
0

Wind Speed/Direction (mph)

12
15
18
18
18
19
18
17
18
18
15
16
18
19
20
20
21
22
23
23
23
20
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
87
89
83
75
74
71
63
58
62
63
68
68
69
69
70
71
75
77
80
80
69
69

Pressure (mb)

1018
1018
1018
1017
1017
1016
1016
1015
1014
1013
1013
1012
1011
1011
1010
1010
1009
1009
1009
1009
1010
1010
1012
1013

Ozone (du)

379
378
377
376
376
375
376
377
377
374
375
375
376
373
372
370
370
370
373
376
379
381
384
387

Sunday 5

Waning Gibbous 85%

01:00

08:07

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
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

Sun - Rise: 07:02, Set: 20:22, Transit: 13:44. Moon - Rise: 01:00, Set: 08:07. Civil Dark: 20:57 - 06:27. Nautical Dark: 21:40 - 05:44. Astro Dark: 22:27 - 04:57

Total Clouds (% Sky Obscured)

100
100
98
62
32
6
25
38
46
37
42
54
51
43
50
62
75
88
92
96
100
98
96
95

Low Clouds (% Sky Obscured)

33
47
51
34
18
1
16
35
43
18
9
4
3
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

99
99
63
22
11
0
1
2
3
8
15
19
13
6
0
0
0
0
0
0
0
17
38
61

High Clouds (% Sky Obscured)

100
100
92
57
30
3
1
0
0
8
15
23
29
35
41
56
70
85
90
95
100
94
88
83

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 (%)

15
19
16
17
27
25
26
25
28
16
18
1
0
1
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)

18
19
19
18
17
17
16
14
13
12
11
10
11
10
11
11
11
9
8
8
7
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
67
66
63
61
59
58
61
67
69
70
71
71
74
77
75
74
74
74
74
72
71
65
60

Pressure (mb)

1014
1015
1016
1017
1018
1018
1019
1020
1020
1021
1021
1022
1023
1023
1024
1025
1025
1025
1026
1026
1027
1027
1028
1028

Ozone (du)

386
385
387
390
388
388
389
390
390
395
397
394
392
390
387
386
384
381
378
376
374
373
372
372

Monday 6

Waning Gibbous 78%

02:10

08:40

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
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good

Sun - Rise: 07:00, Set: 20:24, Transit: 13:43. Moon - Rise: 02:10, Set: 08:40. Civil Dark: 20:59 - 06:25. Nautical Dark: 21:42 - 05:42. Astro Dark: 22:29 - 04:54

Total Clouds (% Sky Obscured)

94
93
90
78
86
79
77
66
63
46
24
4
6
8
10
8
6
4
7
10
13
9
6
2

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
5
10
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

52
38
24
19
11
5
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

82
82
82
78
76
72
66
56
50
46
24
4
6
8
10
8
6
4
7
8
10
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
49
47
44
43
43
42
45
53
64
65
65
65
67
71
74
75
74
74
75
75
76
68
62

Pressure (mb)

1029
1029
1029
1029
1028
1028
1027
1027
1027
1026
1024
1024
1023
1023
1022
1022
1022
1021
1020
1020
1020
1019
1019
1018

Ozone (du)

371
369
368
368
367
366
366
366
366
367
368
369
370
370
370
371
370
370
370
369
368
367
366
365

Tuesday 7

Waning Gibbous 69%

03:09

09:26

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

Sun - Rise: 06:58, Set: 20:26, Transit: 13:43. Moon - Rise: 03:09, Set: 09:26. Civil Dark: 21:01 - 06:23. Nautical Dark: 21:44 - 05:39. Astro Dark: 22:32 - 04:51

Total Clouds (% Sky Obscured)

3
3
4
4
4
2
5
8
9
14
18
27
37
34
40
61
75
94
75
61
45
61
66
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
23
34
23
11
0
26
52
70

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
13
24
36

High Clouds (% Sky Obscured)

3
3
4
3
2
1
1
1
2
0
0
4
9
10
20
39
61
77
51
28
0
7
14
22

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
1
9
25
42

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)

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

Chance of Frost

Temperature (°C)

12
14
15
17
17
18
18
17
16
15
14
13
12
11
10
10
10
9
9
9
9
8
9
10

Feels Like (°C)

6
7
7
8
15
14
14
15
15
15
11
10
10
10
9
9
5
5
5
5
4
4
3
3

Dew Point (°C)

4
4
4
5
5
6
6
7
7
7
7
7
7
6
5
5
5
4
4
4
3
2
3
3

Relative Humidity (%)

56
52
47
44
45
45
45
50
56
61
64
66
71
71
71
72
72
70
70
69
68
65
62
59

Pressure (mb)

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

Ozone (du)

364
363
362
361
360
359
358
358
358
359
359
360
360
360
361
361
361
362
362
362
361
361
361
361

Wednesday 8

Waning Gibbous 60%

03:56

10:26

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
00 Bad
01 Bad

Sun - Rise: 06:56, Set: 20:28, Transit: 13:43. Moon - Rise: 03:56, Set: 10:26. Civil Dark: 21:03 - 06:20. Nautical Dark: 21:46 - 05:37. Astro Dark: 22:34 - 04:48

Total Clouds (% Sky Obscured)

79
88
98
98
98
98
95
91
87
91
95
100
99
98
97

Low Clouds (% Sky Obscured)

78
78
79
74
69
68
48
25
0
0
0
0
13
26
38

Medium Clouds (% Sky Obscured)

34
36
38
42
43
43
48
49
45
45
42
38
34
35
30

High Clouds (% Sky Obscured)

16
14
10
30
42
58
46
36
26
51
75
100
74
48
23

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

54
58
57
56
51
46
47
37
26
16
7
0
1
2
1

Precipitation Amount (mm)

0.2
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
13
14
14
15
15
15
16
16
16
16
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
8
8
8
8
8
8
5
5
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

56
52
50
48
49
49
50
52
54
55
55
55
56
54
53

Pressure (mb)

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

Ozone (du)

361
362
362
363
364
364
365
365
366
366
368
370
372
374
375

Forecast for Overveen, Gemeente Bloemendaal, Netherlands (52.39,4.61)

Generated: 02/04/26 11:27:25. Forecast: 02/04/26 to 08/04/26. Timezone: UTC+2.00