Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 6%

07:27

00:23

10 OK
11 OK
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 Bad
07 OK
08 OK
09 Bad

Sun - Rise: 06:30, Set: 20:44, Transit: 13:38. Moon - Rise: 07:27, Set: 00:23. Civil Dark: 21:21 - 05:53. Nautical Dark: 22:07 - 05:06. Astro Dark: 23:01 - 04:11

Total Clouds (% Sky Obscured)

37
45
46
55
78
77
69
72
67
59
59
57
79
85
98
94
92
75
28
44
43
35
40
50

Low Clouds (% Sky Obscured)

37
45
46
55
67
66
67
65
47
43
42
47
50
45
46
50
41
8
1
10
43
35
40
50

Medium Clouds (% Sky Obscured)

21
0
17
23
23
24
0
6
12
7
0
0
26
33
63
91
91
45
8
10
0
0
0
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
3
5
3
7
9
4
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
7
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
40
43
48
27
16
5
0
0
0
0
0
0
3
1
2
3
2
3
2
3
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
59
60
59
55
54
55
58
64
67
72
74
79
84
84
84
81
81
84
86
90
88
79
67

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

423
421
419
417
416
416
415
413
411
411
413
417
420
422
425
428
428
429
431
429
427
426
427
427

Monday 20

Waxing Crescent 14%

08:19

01:47

10 Bad
11 Bad
12 OK
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 OK
03 OK
04 Bad
05 OK
06 Good
07 Good
08 Good
09 Good

Sun - Rise: 06:27, Set: 20:46, Transit: 13:38. Moon - Rise: 08:19, Set: 01:47. Civil Dark: 21:23 - 05:50. Nautical Dark: 22:10 - 05:03. Astro Dark: 23:04 - 04:08

Total Clouds (% Sky Obscured)

44
39
24
69
65
52
81
97
99
97
97
91
65
56
55
51
36
44
50
27
1
6
1
2

Low Clouds (% Sky Obscured)

43
37
24
69
65
52
79
67
67
68
49
46
38
34
22
29
5
34
30
0
1
5
1
1

Medium Clouds (% Sky Obscured)

0
16
7
58
60
40
71
49
45
57
88
86
45
45
41
37
24
27
31
17
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
0
47
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
8
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 (%)

12
11
9
5
12
33
40
26
9
5
9
13
10
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
8
9
9
9
8
6
6
6
6
5
5
6
5
4
3
2
2
1
1
0
1
2

Dew Point (°C)

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

Relative Humidity (%)

62
58
51
47
46
46
49
59
72
74
77
79
81
79
82
84
83
83
85
86
86
85
76
70

Pressure (mb)

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

Ozone (du)

427
428
427
425
424
421
417
413
413
411
409
408
409
409
410
413
414
415
417
420
423
421
419
420

Tuesday 21

Waxing Crescent 23%

09:29

02:51

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

Sun - Rise: 06:25, Set: 20:48, Transit: 13:38. Moon - Rise: 09:29, Set: 02:51. Civil Dark: 21:25 - 05:48. Nautical Dark: 22:12 - 05:01. Astro Dark: 23:07 - 04:04

Total Clouds (% Sky Obscured)

2
4
2
1
21
38
55
49
32
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

1
4
1
1
21
35
45
44
32
1
0
1
1
0
1
1
0
0
0
0
0
0
0
0

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
0
0
4
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
13
14
14
14
15
14
13
10
8
6
9
11
9
8
8
7
7
6
6
6
6
8

Chance of Frost

Temperature (°C)

8
9
11
13
14
15
15
15
14
14
12
10
9
8
7
6
6
5
4
4
3
3
4
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
59
52
47
44
41
41
45
48
54
61
69
74
70
74
78
79
80
82
85
86
85
76
65

Pressure (mb)

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

Ozone (du)

421
421
420
419
416
410
406
402
399
398
398
395
392
389
388
393
399
401
398
394
388
386
390
394

Wednesday 22

Waxing Crescent 34%

No Rise

03:34

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

Sun - Rise: 06:23, Set: 20:49, Transit: 13:37. Moon - Rise: No Rise, Set: 03:34. Civil Dark: 21:27 - 05:46. Nautical Dark: 22:14 - 04:58. Astro Dark: 23:10 - 04:01

Total Clouds (% Sky Obscured)

0
0
0
0
4
9
11
10
6
0
20
39
59
69
77
83
84
70
72
80
81
79
82
83

Low Clouds (% Sky Obscured)

0
0
0
0
4
8
11
7
3
0
19
39
58
65
68
71
68
65
66
63
64
62
66
64

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
4
2
5
4
0
1
0
0
9
17
26
35
43
52
44
35
27
27
24

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)

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

Chance of Frost

Temperature (°C)

9
12
13
15
16
16
16
15
14
12
10
9
8
7
7
7
7
7
6
6
6
6
7
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
41
35
33
32
32
34
40
51
63
68
73
78
87
91
94
94
94
94
94
94
94
88
74

Pressure (mb)

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

Ozone (du)

397
396
395
392
388
385
384
384
384
385
386
388
388
385
382
380
378
376
376
376
375
376
380
380

Thursday 23

Waxing Crescent 46%

10:53

04:02

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

Sun - Rise: 06:21, Set: 20:51, Transit: 13:37. Moon - Rise: 10:53, Set: 04:02. Civil Dark: 21:29 - 05:43. Nautical Dark: 22:16 - 04:55. Astro Dark: 23:13 - 03:57

Total Clouds (% Sky Obscured)

82
72
59
93
85
91
90
89
76
85
84
84
85
88
90
93
91
90
88
87
84
84
82
80

Low Clouds (% Sky Obscured)

65
64
59
60
60
63
66
66
74
74
75
75
75
72
73
78
81
85
87
86
83
83
81
80

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
1
2

High Clouds (% Sky Obscured)

21
17
13
11
8
5
1
1
1
1
1
1
0
14
27
44
30
14
0
0
0
0
0
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
2
2
2
4
4
2
2
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
1
2
2
3
3
4
5
6
6
6
6
6
6
6
5
5
4
4
3
3
3
3

Relative Humidity (%)

62
51
46
47
48
49
51
56
64
72
78
85
87
88
91
93
88
85
81
78
74
73
70
64

Pressure (mb)

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

Ozone (du)

379
379
379
382
382
382
381
382
383
383
382
384
388
391
394
396
399
398
398
398
397
396
395
396

Friday 24

First Quarter 58%

12:20

04:22

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

Sun - Rise: 06:19, Set: 20:53, Transit: 13:37. Moon - Rise: 12:20, Set: 04:22. Civil Dark: 21:30 - 05:41. Nautical Dark: 22:19 - 04:53. Astro Dark: 23:16 - 03:54

Total Clouds (% Sky Obscured)

79
68
61
50
52
53
58
72
83
96
95
93
92
93
88
86
87
84
74
67
71
77
74
71

Low Clouds (% Sky Obscured)

79
68
61
50
49
53
58
70
70
71
64
57
51
35
20
4
3
2
2
18
33
49
48
46

Medium Clouds (% Sky Obscured)

2
1
1
0
0
0
0
0
0
0
10
19
25
21
20
23
23
18
23
15
6
0
0
0

High Clouds (% Sky Obscured)

1
1
0
0
2
5
7
36
66
90
83
78
75
75
76
76
73
78
74
65
35
4
4
4

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
56
56
57
57
60
62
65
67
69
72
80
87
94
94
96
98
98
96
98
94
93
88
78

Pressure (mb)

1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016

Ozone (du)

396
396
389
382
376
377
379
381
378
374
371
370
369
368
369
369
370
370
369
369
370
371
372
372

Saturday 25

Waxing Gibbous 68%

13:46

04:36

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 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:17, Set: 20:55, Transit: 13:37. Moon - Rise: 13:46, Set: 04:36. Civil Dark: 21:32 - 05:39. Nautical Dark: 22:21 - 04:50. Astro Dark: 23:20 - 03:50

Total Clouds (% Sky Obscured)

67
65
66
65
66
62
59
55
57
57
50
44
43
49
51
51
49
52
52
58
63
71

Low Clouds (% Sky Obscured)

45
53
57
65
62
55
56
55
57
57
50
44
43
49
51
51
49
52
52
58
63
67

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

High Clouds (% Sky Obscured)

3
2
1
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

Fog (%)

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

Precipitation Probability (%)

1
8
11
13
13
14
15
14
12
6
6
6
0
0
0
0
3
5
1
7
10
12

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
58
55
52
49
53
55
60
62
65
69
69
69
69
69
69
68
67
67
67
67
69

Pressure (mb)

1016
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1021
1021
1022
1022

Ozone (du)

372
373
373
374
374
375
376
376
376
376
376
379
381
384
386
388
390
390
390
391
393
395

Forecast for Kerkelanden, Gemeente Hilversum, Netherlands (52.22,5.15)

Generated: 19/04/26 10:42:39. Forecast: 19/04/26 to 25/04/26. Timezone: UTC+2.00