Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 2%

06:15

19:46

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
11 Bad

Sun - Rise: 06:38, Set: 20:42, Transit: 13:41. Moon - Rise: 06:15, Set: 19:46. Civil Dark: 21:18 - 06:01. Nautical Dark: 22:04 - 05:15. Astro Dark: 22:56 - 04:22

Total Clouds (% Sky Obscured)

50
55
62
51
46
68
50
53
85
76
93
93
100
86
91
97
99
92
100
100
56
100
100
100

Low Clouds (% Sky Obscured)

50
55
23
6
3
3
3
3
36
1
0
0
0
0
0
15
30
10
0
0
0
0
24
0

Medium Clouds (% Sky Obscured)

17
13
8
3
0
0
7
18
85
76
84
85
90
86
89
66
27
92
98
80
56
48
46
49

High Clouds (% Sky Obscured)

39
42
26
35
36
63
30
21
22
22
77
82
100
31
77
88
97
25
98
96
10
90
95
96

ISS Passover

Visibility (miles)

4
1
0
0
0
0
0
0
0
5
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)

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

Chance of Frost

Temperature (°C)

15
15
15
14
14
14
14
13
12
11
11
10
10
10
10
10
10
9
9
9
10
12
13
14

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
8
9
9
9
9
9
9
8
8
8
7
8
7
8
8
7
7
7
8
8

Relative Humidity (%)

68
69
69
68
67
70
72
76
84
87
87
85
84
84
83
84
84
88
88
87
80
73
70
68

Pressure (mb)

1021
1021
1021
1021
1021
1022
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

389
390
392
391
389
383
378
373
370
367
366
364
363
363
363
363
364
364
364
365
365
365
365
365

Friday 17

New Moon 0%

06:31

21:18

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

Sun - Rise: 06:36, Set: 20:43, Transit: 13:41. Moon - Rise: 06:31, Set: 21:18. Civil Dark: 21:20 - 05:59. Nautical Dark: 22:06 - 05:13. Astro Dark: 22:59 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
92
100
100
88
56
32
43
43
74
88
89
83
78
71
80
99
95
95
97
100
100

Low Clouds (% Sky Obscured)

0
30
25
0
37
0
23
0
0
0
0
0
0
0
0
0
0
0
7
7
48
55
77
93

Medium Clouds (% Sky Obscured)

42
38
26
22
39
45
40
31
23
23
28
22
20
45
44
45
48
61
99
94
93
94
100
100

High Clouds (% Sky Obscured)

100
100
100
83
100
100
24
19
2
19
8
63
88
80
37
20
1
4
8
5
5
10
5
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
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
8
6
21
48
60

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
6
8
10
13
11
10
9
7
6
6
6
6
6
6
6
6
7
7
7
7
8
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
61
55
56
64
67
66
68
74
79
78
77
76
76
78
82
84
88
90
88
85
81
76
76

Pressure (mb)

1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1021
1021
1021

Ozone (du)

367
365
364
364
362
362
363
364
366
367
367
365
364
364
364
363
363
362
363
366
367
369
368
369

Saturday 18

Waxing Crescent 2%

06:54

22:53

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

Sun - Rise: 06:33, Set: 20:45, Transit: 13:40. Moon - Rise: 06:54, Set: 22:53. Civil Dark: 21:22 - 05:56. Nautical Dark: 22:08 - 05:10. Astro Dark: 23:02 - 04:16

Total Clouds (% Sky Obscured)

100
100
96
57
34
17
5
26
22
0
0
0
1
20
4
7
9
36
53
68
71
76
81
87

Low Clouds (% Sky Obscured)

96
88
70
45
23
17
5
26
22
0
0
0
0
20
4
7
9
34
40
49
53
56
61
54

Medium Clouds (% Sky Obscured)

100
100
92
38
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
11
16
16
23

High Clouds (% Sky Obscured)

100
29
1
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
5
2
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

82
95
95
64
21
0
0
0
0
0
0
0
0
0
0
0
0
14
2
3
3
4
3
7

Precipitation Amount (mm)

0.4
1.1
1.1
0.4
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
9
8
7
6
8
10
9
7
6
6
6
6
6
7
7
7
7
6
6
6
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
83
93
91
77
72
72
81
88
88
90
90
90
91
90
90
91
91
90
85
80
71
64

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026
1026

Ozone (du)

372
376
380
382
384
386
388
393
395
397
401
404
407
410
410
411
408
408
408
410
410
409
408
408

Sunday 19

Waxing Crescent 6%

07:28

00:27

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

Sun - Rise: 06:31, Set: 20:47, Transit: 13:40. Moon - Rise: 07:28, Set: 00:27. Civil Dark: 21:24 - 05:54. Nautical Dark: 22:10 - 05:07. Astro Dark: 23:05 - 04:12

Total Clouds (% Sky Obscured)

94
82
73
71
56
62
58
61
54
48
42
42
42
46
61
87
100
95
90
86
75
75
73
80

Low Clouds (% Sky Obscured)

47
41
43
46
46
46
46
44
42
40
37
40
42
46
60
86
100
85
70
55
58
68
73
77

Medium Clouds (% Sky Obscured)

28
35
25
71
56
62
26
5
3
2
0
0
0
0
14
30
41
39
35
29
30
30
31
25

High Clouds (% Sky Obscured)

0
0
3
50
30
22
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
8
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 (%)

8
5
8
8
6
7
6
6
6
5
3
6
9
15
34
33
27
27
32
34
30
22
19
36

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
11
11
11
13
13
12
11
10
8
8
7
7
7
7
7
8
8
8
8
8
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
55
53
56
58
62
59
60
68
77
81
82
84
85
88
90
90
87
84
78
75
67
61
58

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022

Ozone (du)

407
405
404
404
406
408
409
409
408
407
409
408
408
408
406
406
408
410
413
420
428
430
429
427

Monday 20

Waxing Crescent 14%

08:20

01:50

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 OK
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:29, Set: 20:49, Transit: 13:40. Moon - Rise: 08:20, Set: 01:50. Civil Dark: 21:26 - 05:52. Nautical Dark: 22:13 - 05:04. Astro Dark: 23:08 - 04:09

Total Clouds (% Sky Obscured)

89
88
75
71
65
56
60
61
62
65
65
57
40
33
33
32
30
31
32
32
41
50
59
59

Low Clouds (% Sky Obscured)

76
73
67
61
56
53
51
51
51
54
57
48
29
23
16
8
0
11
22
32
41
50
59
55

Medium Clouds (% Sky Obscured)

26
29
21
11
0
1
3
10
23
14
11
10
11
11
13
12
10
5
2
0
0
0
0
2

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
7
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 (%)

35
37
39
36
30
38
33
23
18
23
8
17
19
5
18
21
2
6
6
1
4
5
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
2
2
3
6
5
5
5
5
5
4
3
3
2
2
1
0
-1
-2
-2
-1
-1

Relative Humidity (%)

59
59
52
51
51
58
77
76
81
78
79
81
79
73
75
74
72
71
66
62
59
53
49
45

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

423
418
414
410
409
407
407
406
401
400
399
400
400
397
397
399
402
404
404
403
402
404
407
409

Tuesday 21

Waxing Crescent 23%

09:30

02:54

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
11 Bad

Sun - Rise: 06:27, Set: 20:50, Transit: 13:40. Moon - Rise: 09:30, Set: 02:54. Civil Dark: 21:28 - 05:50. Nautical Dark: 22:15 - 05:02. Astro Dark: 23:11 - 04:05

Total Clouds (% Sky Obscured)

53
50
46
49
51
54
54
54
59
63
63
71
76
80
77
70
62
61
64
62
62
61
53
55

Low Clouds (% Sky Obscured)

51
47
46
49
51
53
47
39
38
34
30
27
25
22
14
7
0
0
0
0
0
0
0
10

Medium Clouds (% Sky Obscured)

4
7
5
3
0
7
14
23
29
30
31
35
39
48
48
44
40
42
44
45
45
41
40
44

High Clouds (% Sky Obscured)

0
0
1
2
3
3
4
5
4
4
4
27
48
75
53
32
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 (%)

5
0
2
3
3
2
1
0
1
1
1
4
7
7
14
13
2
6
5
0
2
2
1
10

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)

17
16
16
16
16
16
15
15
15
13
12
10
9
8
8
8
7
7
7
7
7
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
41
40
41
42
44
49
55
61
64
68
74
74
75
76
75
73
72
72
72
72
61
50
40

Pressure (mb)

1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025

Ozone (du)

408
406
404
403
401
400
399
399
398
398
399
399
399
399
399
401
403
405
405
405
405
401
398
395

Wednesday 22

Waxing Crescent 34%

10:54

03:37

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

Sun - Rise: 06:25, Set: 20:52, Transit: 13:39. Moon - Rise: 10:54, Set: 03:37. Civil Dark: 21:29 - 05:47. Nautical Dark: 22:17 - 04:59. Astro Dark: 23:14 - 04:02

Total Clouds (% Sky Obscured)

57
50
51
47
47
42
36
36
25
17
4
3
2
0
0
0
0
11
21
32

Low Clouds (% Sky Obscured)

21
31
33
35
38
27
19
11
9
7
4
3
2
0
0
0
0
7
15
22

Medium Clouds (% Sky Obscured)

44
44
49
46
42
37
32
23
16
9
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
2
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

Fog (%)

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

Precipitation Probability (%)

15
17
15
11
6
6
5
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
10
10
9
9
9
10
6
6
6
6
5
5
4
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

40
38
37
40
44
48
53
60
67
74
82
91
91
91
93
91
91
93
90
87

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

393
391
389
388
387
386
384
383
382
380
377
375
373
371
368
366
364
362
360
359

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

Generated: 16/04/26 12:02:11. Forecast: 16/04/26 to 22/04/26. Timezone: UTC+2.00