Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 96%

23:15

06:57

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: 06:19, Set: 20:57, Transit: 13:39. Moon - Rise: 23:15, Set: 06:57. Civil Dark: 21:34 - 05:41. Nautical Dark: 22:23 - 04:53. Astro Dark: 23:21 - 03:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
99
100
100
100
100
100
99
100
96
93
95
97
96
98
99

Low Clouds (% Sky Obscured)

69
55
75
84
99
98
73
82
66
70
53
90
94
96
95
87
83
77
59
45
50
51
77
71

Medium Clouds (% Sky Obscured)

96
93
98
100
100
100
100
97
94
90
100
100
100
100
100
81
69
63
53
52
91
92
91
79

High Clouds (% Sky Obscured)

40
7
20
64
83
75
77
30
0
0
0
1
4
6
0
4
13
33
51
40
4
4
8
24

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
6
6
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

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

Precipitation Probability (%)

0
0
0
0
100
100
100
100
0
50
62
69
80
81
77
66
54
41
27
28
34
34
19
15

Precipitation Amount (mm)

0
0
0
0
0.7
1.8
0.8
0.4
0
0.3
0.5
0.3
0.6
0.7
0.5
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
15
15
16
14
16
13
13
10
8
6
4
5
3
5
5
4
3
3
2
2
2
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
58
54
52
55
69
76
85
80
88
93
91
93
90
88
90
90
88
86
86
84
84
78
75

Pressure (mb)

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

Ozone (du)

432
431
432
434
433
430
430
432
432
431
434
438
438
438
436
432
432
431
431
432
432
432
430
429

Friday 26

Waning Gibbous 91%

00:33

07:26

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: 06:17, Set: 20:59, Transit: 13:39. Moon - Rise: 00:33, Set: 07:26. Civil Dark: 21:36 - 05:39. Nautical Dark: 22:25 - 04:50. Astro Dark: 23:24 - 03:50

Total Clouds (% Sky Obscured)

99
100
96
97
99
98
97
96
74
64
62
87
96
90
88
100
100
100
100
100
93
96
91
83

Low Clouds (% Sky Obscured)

85
93
90
94
96
92
79
61
54
56
45
78
67
64
55
64
60
78
100
83
81
90
80
71

Medium Clouds (% Sky Obscured)

60
57
51
58
84
76
75
57
45
40
48
81
72
40
81
100
100
100
100
100
65
60
12
36

High Clouds (% Sky Obscured)

19
25
17
3
62
69
63
69
73
73
70
11
17
68
70
100
100
34
39
100
76
81
4
56

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

25
15
15
19
27
4
0
0
0
0
0
0
2
2
1
3
20
45
90
95
82
35
9
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.4
0.3
0
0
0

Wind Speed/Direction (mph)

3
4
4
5
5
5
4
3
2
1
2
3
4
3
4
5
6
6
6
6
6
5
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
65
61
60
61
64
62
68
73
73
73
77
82
84
87
90
93
96
94
95
96
90
83

Pressure (mb)

1003
1003
1003
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1004
1004
1004
1003
1003
1004
1004
1004
1005

Ozone (du)

430
432
433
431
427
425
431
434
438
441
444
445
443
439
438
438
441
439
438
438
439
443
446
446

Saturday 27

Waning Gibbous 83%

01:45

08:10

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: 06:15, Set: 21:00, Transit: 13:39. Moon - Rise: 01:45, Set: 08:10. Civil Dark: 21:38 - 05:37. Nautical Dark: 22:27 - 04:48. Astro Dark: 23:27 - 03:47

Total Clouds (% Sky Obscured)

95
100
100
100
100
100
100
100
100
100
94
66
80
100
100
91
100
100
89
72
85
89
91
98

Low Clouds (% Sky Obscured)

53
61
54
96
94
80
89
73
83
81
55
78
59
64
77
70
74
78
65
72
83
76
83
83

Medium Clouds (% Sky Obscured)

78
86
100
100
100
100
100
92
94
92
81
51
71
60
100
73
100
73
77
11
40
74
39
60

High Clouds (% Sky Obscured)

31
100
100
100
100
100
97
100
96
96
9
4
10
100
98
86
30
100
72
70
4
70
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

40
47
71
88
95
95
95
95
64
44
16
11
4
8
19
20
16
23
25
28
45
48
35
63

Precipitation Amount (mm)

0
0
0.4
0.6
0.9
1.2
1.4
1
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
15
14
13
12
12
12
12
12
12
11
11
11
11
11
12
12
12
12
12
12
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
79
90
93
95
98
98
95
92
93
96
95
90
88
84
83
84
84
86
86
90
87
80

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1003
1004
1004
1004
1003
1003
1003
1002
1002
1002
1003
1003
1004
1004
1005
1005

Ozone (du)

445
442
436
426
424
425
428
427
427
428
426
418
413
414
418
421
422
425
426
429
427
429
436
438

Sunday 28

Waning Gibbous 74%

02:45

09:11

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: 06:13, Set: 21:02, Transit: 13:39. Moon - Rise: 02:45, Set: 09:11. Civil Dark: 21:40 - 05:35. Nautical Dark: 22:30 - 04:45. Astro Dark: 23:31 - 03:43

Total Clouds (% Sky Obscured)

93
84
57
84
87
80
53
90
75
60
45
55
72
85
74
68
66
72
76
83
84
85
86
91

Low Clouds (% Sky Obscured)

80
65
43
75
85
56
51
79
33
17
1
22
17
29
25
18
14
31
44
54
55
58
57
44

Medium Clouds (% Sky Obscured)

47
35
42
48
54
49
46
40
27
13
19
25
25
25
20
24
30
48
64
78
75
64
66
69

High Clouds (% Sky Obscured)

0
0
0
0
1
38
3
56
60
60
60
66
77
89
80
73
70
58
46
8
6
45
18
59

ISS Passover

Visibility (miles)

6
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 (%)

50
42
29
26
30
28
30
28
9
7
0
2
1
5
16
18
4
15
3
0
2
2
2
4

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)

15
15
16
16
14
13
12
12
11
11
11
10
9
10
9
6
6
5
4
4
4
5
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
70
74
57
61
62
60
65
77
72
76
77
74
79
84
84
81
82
82
81
79
74
68
62

Pressure (mb)

1006
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1016
1016
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020

Ozone (du)

438
435
432
430
428
421
418
419
417
420
420
420
419
415
413
411
410
411
411
412
412
411
411
416

Monday 29

Waning Gibbous 64%

03:28

10:28

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: 06:11, Set: 21:04, Transit: 13:38. Moon - Rise: 03:28, Set: 10:28. Civil Dark: 21:42 - 05:33. Nautical Dark: 22:32 - 04:42. Astro Dark: 23:34 - 03:39

Total Clouds (% Sky Obscured)

95
99
95
92
89
70
73
65
62
54
55
70
85
100
100
99
99
98
98
98
97
96
96
95

Low Clouds (% Sky Obscured)

34
24
46
54
53
43
41
26
19
20
1
1
1
0
0
10
10
25
39
54
58
44
24
24

Medium Clouds (% Sky Obscured)

72
74
58
80
83
34
64
55
55
50
20
35
45
43
66
84
99
97
84
94
88
82
75
77

High Clouds (% Sky Obscured)

81
66
85
70
70
33
70
35
52
49
42
58
79
100
57
59
79
83
86
89
90
88
90
82

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
2
11
20
27
24
40
49
35
11
0
0
0
0
0
1
2
19
50
68
69
75
78
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
6
6
7
7
8
10
12
12
11
11
10
10
9
9
9
9
9
9
10
11
13
14

Relative Humidity (%)

56
52
50
51
53
54
57
68
80
87
90
92
90
91
93
93
91
91
91
93
95
95
95
95

Pressure (mb)

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

Ozone (du)

419
417
413
414
414
413
411
410
409
410
410
410
408
405
403
401
398
397
396
393
391
390
389
387

Tuesday 30

Waning Gibbous 53%

03:58

11:54

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: 06:10, Set: 21:05, Transit: 13:38. Moon - Rise: 03:58, Set: 11:54. Civil Dark: 21:44 - 05:31. Nautical Dark: 22:34 - 04:40. Astro Dark: 23:38 - 03:35

Total Clouds (% Sky Obscured)

95
94
85
76
68
74
80
86
88
89
91
93
96
98
99
99
100
93
90
85
92
96
100
96

Low Clouds (% Sky Obscured)

25
31
27
25
23
15
9
1
2
2
3
6
8
15
22
35
44
52
61
73
78
81
81
85

Medium Clouds (% Sky Obscured)

80
82
70
58
45
53
60
68
74
80
85
81
76
72
62
56
50
60
68
80
76
72
68
56

High Clouds (% Sky Obscured)

72
62
45
27
9
17
25
35
47
56
62
71
81
91
93
97
100
87
83
87
94
99
100
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
6
4
6
7
9
8
7
6
6
7
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

40
5
21
25
24
32
33
29
51
63
68
95
95
95
95
78
54
57
53
43
33
23
17
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.6
1
1.2
0.7
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
19
20
20
21
21
20
20
19
17
16
16
15
15
15
14
14
14
14
14
15
16
18

Feels Like (°C)

12
11
10
19
19
19
19
20
20
19
19
19
18
18
18
14
14
13
13
13
13
15
15
16

Dew Point (°C)

14
14
14
14
14
14
15
15
15
15
14
14
14
14
14
14
14
14
14
14
14
15
15
16

Relative Humidity (%)

86
78
72
69
67
64
68
71
74
77
81
85
87
93
96
96
98
98
98
98
98
95
92
89

Pressure (mb)

1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

388
389
389
387
385
383
383
383
383
381
379
378
378
378
378
378
378
378
378
378
378
379
379
379

Wednesday 1

Third Quarter 41%

04:20

11:54

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

Sun - Rise: 06:08, Set: 21:07, Transit: 13:38. Moon - Rise: 04:20, Set: 11:54. Civil Dark: 21:46 - 05:29. Nautical Dark: 22:37 - 04:37. Astro Dark: 23:41 - 03:32

Total Clouds (% Sky Obscured)

92
89
88
87
86
68
56
38
29
20
11
13
15
15
17
20
23
24
25
26
22
18
14
13

Low Clouds (% Sky Obscured)

83
78
62
49
44
31
17
4
3
3
2
2
1
0
2
4
6
6
6
6
6
6
6
4

Medium Clouds (% Sky Obscured)

40
27
19
11
5
5
5
5
4
3
3
2
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
73
76
74
77
68
49
30
21
13
4
8
11
15
18
22
25
20
14
9
9
9
9
10

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
14
14
12
4
5
4
1
2
1
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
6
7
7
8
9
8
8
7
7
6
6
6
6
6
6
5
5
6
6
6
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
21
20
20
20
20
20
15
15
14
14
14
13
12
12
12
11
11
11
13
14
14

Dew Point (°C)

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

Relative Humidity (%)

86
81
77
76
75
74
76
79
81
85
87
90
90
92
93
95
95
96
95
92
90
84
78
73

Pressure (mb)

1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014

Ozone (du)

377
375
374
373
373
373
374
375
375
374
373
371
371
371
371
371
371
371
369
368
367
366
365
364

Forecast for Capelle-West, Gemeente Capelle aan den IJssel, Netherlands (51.92,4.57)

Generated: 25/04/24 21:04:03. Forecast: 25/04/24 to 01/05/24. Timezone: UTC+2.00