Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waxing Crescent 14%

07:38

00:15

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

Sun - Rise: 06:34, Set: 20:44, Transit: 13:39. Moon - Rise: 07:38, Set: 00:15. Civil Dark: 21:19 - 05:58. Nautical Dark: 22:04 - 05:14. Astro Dark: 22:55 - 04:23

Total Clouds (% Sky Obscured)

78
79
64
64
44
55
49
46
66
50
57
57
47
36
26
44
68
90
52
41
28
66
81
35

Low Clouds (% Sky Obscured)

64
64
64
59
44
55
34
41
63
50
57
55
47
36
26
0
3
15
0
18
23
53
70
34

Medium Clouds (% Sky Obscured)

41
1
8
0
0
0
28
26
26
3
0
0
0
0
0
29
45
52
37
24
7
22
33
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
1
0
0
0
2
13
15
5
1
0
0
0
1
1
4
4
14
3

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)

6
5
4
4
5
4
4
5
4
4
5
6
7
7
8
8
8
9
11
9
8
5
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
6
6
6
5
4
4
4
4
3
3
2
1
0
-0
-0
1
3
3
4
5
6
8

Relative Humidity (%)

85
88
91
94
96
94
94
94
96
91
83
73
62
54
49
44
42
44
52
53
58
68
81
96

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1020
1021
1020
1020
1021
1022

Ozone (du)

412
414
414
414
415
417
419
422
423
421
420
420
419
421
420
422
424
424
425
426
427
427
426
428

Monday 20

Waxing Crescent 23%

08:31

01:37

23 OK
00 Bad
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 OK
17 Bad
18 OK
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 06:32, Set: 20:45, Transit: 13:39. Moon - Rise: 08:31, Set: 01:37. Civil Dark: 21:21 - 05:56. Nautical Dark: 22:06 - 05:11. Astro Dark: 22:57 - 04:20

Total Clouds (% Sky Obscured)

30
44
66
69
75
79
88
96
93
94
90
75
66
49
58
89
90
34
89
20
0
1
2
9

Low Clouds (% Sky Obscured)

27
21
50
56
62
67
86
89
93
88
84
75
66
40
34
47
76
18
81
19
0
0
0
9

Medium Clouds (% Sky Obscured)

0
19
19
11
19
13
3
45
36
30
20
0
0
10
14
16
11
5
13
3
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
8
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 (%)

8
26
32
28
19
16
11
0
0
0
10
1
13
3
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
6
4
3
5
6
8
7
8
9
11
12
13
15
14
14
14
14
14
13
13
12
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
3
2
2
1
1
1
2
3
3
5
6
7
8
8
9
8
10
9
8
6
5

Dew Point (°C)

7
4
4
4
4
4
3
3
3
3
4
4
4
4
4
3
2
3
4
4
4
4
2
1

Relative Humidity (%)

91
84
90
91
93
93
93
91
89
88
88
81
70
60
59
50
47
49
50
53
55
59
60
61

Pressure (mb)

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

Ozone (du)

429
429
430
430
428
426
424
419
416
413
411
409
408
411
414
417
421
423
424
426
426
425
423
420

Tuesday 21

Waxing Crescent 34%

09:41

02:41

23 Good
00 Good
01 OK
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

Sun - Rise: 06:30, Set: 20:47, Transit: 13:38. Moon - Rise: 09:41, Set: 02:41. Civil Dark: 21:23 - 05:54. Nautical Dark: 22:08 - 05:09. Astro Dark: N/A - 04:17

Total Clouds (% Sky Obscured)

8
4
19
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

8
4
19
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
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
3
3
3
2
2
1
1
2
3
5
7
8
9
11
11
12
12
12
12
11
9
7

Dew Point (°C)

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

Relative Humidity (%)

61
66
71
78
80
83
86
88
86
79
69
60
53
48
47
44
42
43
44
51
54
62
66
69

Pressure (mb)

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

Ozone (du)

414
409
413
409
403
399
395
394
394
394
394
396
398
400
402
399
396
397
397
395
393
393
395
394

Wednesday 22

Waxing Crescent 46%

11:03

03:26

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

Sun - Rise: 06:28, Set: 20:48, Transit: 13:38. Moon - Rise: 11:03, Set: 03:26. Civil Dark: 21:24 - 05:52. Nautical Dark: 22:10 - 05:07. Astro Dark: 23:00 - 04:14

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
30
60
91
88
87
84
67
49
32
29
26
27
31
36
37
37
31
29

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
30
60
90
88
87
84
67
49
32
29
26
27
31
35
37
37
31
29

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
1
0
2
1
1
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
81
88
90
91
93
91
91
91
83
73
61
54
48
44
44
48
50
52
58
63
70
77
87

Pressure (mb)

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

Ozone (du)

391
390
390
389
388
385
383
381
380
379
377
375
374
372
371
370
371
371
371
371
371
372
372
373

Thursday 23

Waxing Crescent 58%

12:28

03:56

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

Sun - Rise: 06:26, Set: 20:50, Transit: 13:38. Moon - Rise: 12:28, Set: 03:56. Civil Dark: 21:26 - 05:50. Nautical Dark: 22:12 - 05:04. Astro Dark: 23:03 - 04:11

Total Clouds (% Sky Obscured)

39
47
58
70
88
100
99
98
97
98
99
100
92
86
80
80
82
80
84
90
96
95
93
92

Low Clouds (% Sky Obscured)

39
47
58
70
88
100
99
98
97
98
99
100
92
85
80
78
75
75
74
74
75
75
79
84

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
18
19
13
8
4

High Clouds (% Sky Obscured)

3
6
8
5
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
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
0
0
0
0
3
7
4
0
1
0
0
1
1
2
6
6
2
7
9
11
10
7
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
4
5
5
4
4
4
4
4
4
4
4
5
5
5
5
6
6
5
5
5

Relative Humidity (%)

91
94
96
98
96
96
88
84
81
77
77
74
75
73
70
72
72
72
71
74
77
78
78
79

Pressure (mb)

1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1019
1019
1020
1020

Ozone (du)

376
380
384
387
390
393
394
396
399
400
403
400
396
392
389
388
389
390
391
390
388
386
384
383

Friday 24

First Quarter 68%

13:51

04:18

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

Sun - Rise: 06:24, Set: 20:52, Transit: 13:38. Moon - Rise: 13:51, Set: 04:18. Civil Dark: 21:28 - 05:48. Nautical Dark: 22:14 - 05:02. Astro Dark: 23:05 - 04:07

Total Clouds (% Sky Obscured)

93
93
93
90
89
90
88
88
89
85
81
76
78
77
73
77
79
75
78
79
82
81
82
83

Low Clouds (% Sky Obscured)

83
84
83
87
89
90
88
88
89
85
80
73
68
61
56
44
35
30
37
41
45
60
65
67

Medium Clouds (% Sky Obscured)

4
2
3
2
1
0
0
0
0
0
0
0
0
0
0
1
3
4
3
2
1
16
31
47

High Clouds (% Sky Obscured)

10
16
19
13
6
0
0
0
0
0
0
0
0
0
0
6
8
12
19
23
27
15
9
3

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
5
4
4
4
4
4
5
6
6
7
7
7
11
10
10
10
10
10
3
4

Dew Point (°C)

4
4
4
3
3
2
2
2
2
2
2
3
3
3
3
3
3
2
2
2
3
3
3
2

Relative Humidity (%)

79
78
78
76
74
71
70
70
70
70
67
64
61
57
54
50
49
48
47
53
60
67
67
68

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1019
1019
1019
1020
1020

Ozone (du)

382
383
384
385
385
386
386
387
388
389
389
388
387
386
385
383
386
388
390
393
396
399
401
404

Saturday 25

Waxing Gibbous 78%

15:10

04:34

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

Sun - Rise: 06:22, Set: 20:53, Transit: 13:38. Moon - Rise: 15:10, Set: 04:34. Civil Dark: 21:30 - 05:46. Nautical Dark: 22:16 - 04:59. Astro Dark: 23:08 - 04:04

Total Clouds (% Sky Obscured)

78
72
68
61
55
49
60
69
77
75
73
73
75
78
80
71
62
54
43
32
21

Low Clouds (% Sky Obscured)

67
66
64
60
55
49
60
68
77
75
73
73
75
78
80
66
52
38
31
24
17

Medium Clouds (% Sky Obscured)

31
15
0
0
0
0
0
0
0
0
0
0
1
2
5
8
9
10
6
2
0

High Clouds (% Sky Obscured)

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

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

Fog (%)

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

Precipitation Probability (%)

9
11
11
10
7
2
5
6
6
4
3
1
8
9
10
7
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
0
0
0
-1
-1
-1
1
1
2
3
3
5
7
8
8
9
10

Dew Point (°C)

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

Relative Humidity (%)

69
67
68
70
70
71
71
72
71
72
68
66
63
61
58
57
52
49
46
52
59

Pressure (mb)

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

Ozone (du)

406
404
403
402
399
396
392
392
391
391
389
387
385
386
386
387
387
386
386
386
387

Forecast for Elst, Flemish Brabant, Kingdom of Belgium (50.77,4.89)

Generated: 19/04/26 23:34:07. Forecast: 19/04/26 to 25/04/26. Timezone: UTC+2.00