Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Gibbous 91%

01:00

07:43

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

Sun - Rise: 07:05, Set: 20:22, Transit: 13:44. Moon - Rise: 01:00, Set: 07:43. Civil Dark: 20:57 - 06:30. Nautical Dark: 21:40 - 05:47. Astro Dark: 22:27 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
95
99
55
15
46
81
69
66
18
57
13
26
81
42
26
49

Low Clouds (% Sky Obscured)

50
61
28
80
31
66
44
67
46
42
14
10
8
67
5
0
0
53
0
10
28
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
95
92
55
15
16
9
22
19
18
20
0
0
2
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
90
89
66
25
93
33
1
4
4
6
5
1
0
4
4
50
28
26
49

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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
10
8
20
19
2
10
28
20
1
0
0
0
0
23
46
50
28
6
3
13
6
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
24
27
30
30
31
29
25
21
19
19
18
17
16
16
15
15
16
15
13
10
9
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
66
70
72
75
81
67
69
69
68
68
63
61
60
64
64
67
74
74
75
73
75
74
73

Pressure (mb)

1008
1007
1007
1007
1007
1007
1008
1009
1011
1012
1014
1015
1016
1017
1017
1017
1017
1018
1019
1020
1021
1022
1022
1023

Ozone (du)

372
371
369
369
373
375
377
381
382
383
385
387
387
389
390
388
386
392
390
385
382
383
383
384

Monday 6

Waning Gibbous 85%

01:00

08:07

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 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 07:02, Set: 20:24, Transit: 13:43. Moon - Rise: 01:00, Set: 08:07. Civil Dark: 20:59 - 06:27. Nautical Dark: 21:42 - 05:44. Astro Dark: 22:29 - 04:57

Total Clouds (% Sky Obscured)

83
100
100
100
70
100
74
69
61
50
77
63
50
64
89
100
99
55
53
12
8
5
10
2

Low Clouds (% Sky Obscured)

0
0
5
24
25
29
11
32
33
33
29
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
0
45
45
65
61
7
1
2
2
1
1
0

High Clouds (% Sky Obscured)

83
100
100
100
56
100
69
43
30
15
54
52
42
58
87
100
96
46
51
7
8
1
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
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)

12
12
11
11
9
10
9
9
10
9
9
9
8
8
8
6
6
4
4
5
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
73
71
74
75
76
75
69
62
57
54
52
50
50
49
50
50
54
64
74
76
74
71

Pressure (mb)

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

Ozone (du)

385
384
383
381
378
376
375
373
372
371
369
367
366
366
366
365
365
366
365
364
364
364
364
364

Tuesday 7

Waning Gibbous 78%

02:10

08:40

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

Sun - Rise: 07:00, Set: 20:26, Transit: 13:43. Moon - Rise: 02:10, Set: 08:40. Civil Dark: 21:01 - 06:25. Nautical Dark: 21:44 - 05:42. Astro Dark: 22:32 - 04:54

Total Clouds (% Sky Obscured)

3
3
2
2
2
0
0
1
3
0
1
1
1
2
1
1
1
1
0
0
0
0
10
19

Low 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

Medium Clouds (% Sky Obscured)

2
1
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)

1
1
0
0
0
0
0
1
3
0
1
1
1
2
1
1
1
1
0
0
0
0
3
7

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
3
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)

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

Chance of Frost

Temperature (°C)

5
5
4
4
4
4
4
4
6
8
10
11
12
13
14
14
14
14
13
11
10
9
9
8

Feels Like (°C)

3
2
2
2
2
2
1
1
3
5
5
7
8
9
10
11
10
10
9
8
8
7
5
5

Dew Point (°C)

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

Relative Humidity (%)

72
73
75
75
75
73
73
72
65
56
50
44
41
39
39
40
41
46
50
56
62
62
64
68

Pressure (mb)

1028
1028
1028
1027
1027
1027
1027
1027
1027
1028
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

365
365
365
366
367
368
369
369
371
372
373
375
377
377
376
374
372
371
370
367
362
360
360
361

Wednesday 8

Waning Gibbous 69%

03:09

09:26

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

Sun - Rise: 06:58, Set: 20:28, Transit: 13:43. Moon - Rise: 03:09, Set: 09:26. Civil Dark: 21:03 - 06:23. Nautical Dark: 21:46 - 05:39. Astro Dark: 22:34 - 04:51

Total Clouds (% Sky Obscured)

29
21
12
3
3
3
4
23
42
61
65
68
75
82
84
86
77
73
61
73
81
92
90
83

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
7
16
24
32
38
41
44
51
50
45
36
28
24
20
16
20
26

High Clouds (% Sky Obscured)

13
10
7
2
3
3
3
14
25
39
56
68
75
68
51
35
23
12
0
26
51
77
72
68

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
1
1
2
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)

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

Chance of Frost

Temperature (°C)

7
7
6
6
6
6
5
6
8
9
11
13
14
15
16
16
17
16
14
13
12
11
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
74
74
75
75
75
70
63
55
50
45
39
37
36
37
41
43
47
53
54
57
60
61

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

362
363
361
361
360
360
359
359
359
359
359
360
361
362
363
364
364
364
363
362
362
363
365
366

Thursday 9

Waning Gibbous 60%

03:56

10:26

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
00 Bad

Sun - Rise: 06:56, Set: 20:29, Transit: 13:43. Moon - Rise: 03:56, Set: 10:26. Civil Dark: 21:05 - 06:20. Nautical Dark: 21:49 - 05:37. Astro Dark: 22:37 - 04:48

Total Clouds (% Sky Obscured)

77
74
82
82
82
87
98
100
98
95
93
97
100
100
100
100
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
19
39
55
64
78
92
65
32
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

37
32
27
20
39
57
75
53
23
0
11
22
29
35
37
33
31
39
48
32
14
0
0
0

High Clouds (% Sky Obscured)

63
74
82
82
82
87
98
100
98
95
93
97
100
100
100
100
100
100
100
100
100
100
100
97

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
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
4
4
3
3
2
3
4
7
8
9
9
9
9
9
9
9
10
6
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

63
65
68
66
67
70
74
74
66
58
50
45
41
36
36
36
35
41
48
56
58
61
63
63

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1027
1027
1027
1027
1027

Ozone (du)

367
368
369
369
370
370
369
368
370
372
373
374
376
377
377
378
379
380
381
383
383
383
383
381

Friday 10

Third Quarter 50%

04:30

11:36

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 OK
22 Good
23 Good
00 Good

Sun - Rise: 06:53, Set: 20:31, Transit: 13:42. Moon - Rise: 04:30, Set: 11:36. Civil Dark: 21:07 - 06:18. Nautical Dark: 21:51 - 05:34. Astro Dark: 22:40 - 04:45

Total Clouds (% Sky Obscured)

98
98
99
100
95
91
86
91
95
100
95
91
86
90
95
100
97
93
87
62
36
14
10
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
11
23
34
23
11
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
1
1
8
15
25
23
18
14
17
20
25
20
12
4
17
30
43
29
13
0
0
0

High Clouds (% Sky Obscured)

98
98
99
100
91
84
75
87
94
100
90
80
67
77
86
100
97
93
87
62
33
0
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
4
3
3
3
3
2
3
3
3
4
4
4
10
10
9
10
11
11
8
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

65
65
65
65
66
65
65
64
55
49
43
39
36
33
35
35
36
40
45
50
52
53
55
56

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1023
1022
1021
1020
1019
1019
1018
1018
1018
1017
1017
1017

Ozone (du)

379
378
374
371
368
367
366
365
365
365
366
366
367
367
367
366
366
366
366
366
367
368
370
371

Saturday 11

Waning Crescent 40%

04:55

12:53

Sun - Rise: 06:51, Set: 20:33, Transit: 13:42. Moon - Rise: 04:55, Set: 12:53. Civil Dark: 21:09 - 06:15. Nautical Dark: 21:53 - 05:31. Astro Dark: 22:42 - 04:42

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 Overveen, Gemeente Bloemendaal, Netherlands (52.39,4.61)

Generated: 05/04/26 00:31:53. Forecast: 05/04/26 to 11/04/26. Timezone: UTC+2.00