Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 13

Waning Crescent 9%

04:20

18:37

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

Sun - Rise: 05:51, Set: 21:20, Transit: 13:36. Moon - Rise: 04:20, Set: 18:37. Civil Dark: 22:00 - 05:11. Nautical Dark: 22:53 - 04:17. Astro Dark: 00:08 - 03:01

Total Clouds (% Sky Obscured)

69
72
70
98
99
91
67
100
100
96
98
86
92
84
100
97
100
100
99
100
100
100
100
98

Low Clouds (% Sky Obscured)

64
53
62
97
75
80
55
57
71
70
71
63
67
61
45
68
84
75
66
77
80
68
52
27

Medium Clouds (% Sky Obscured)

64
72
70
96
97
54
19
99
98
86
76
36
49
33
79
77
100
100
90
84
98
100
100
79

High Clouds (% Sky Obscured)

37
0
7
1
0
0
0
0
0
0
0
1
1
1
0
0
0
21
0
25
35
29
7
0

ISS Passover

Visibility (miles)

5
7
9
9
9
8
9
9
8
9
7
9
9
7
9
9
4
4
5
4
3
6
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None

Precipitation Probability (%)

48
52
95
63
56
46
41
27
24
21
33
29
51
56
59
76
90
87
95
95
95
80
66
34

Precipitation Amount (mm)

0.2
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.6
0.7
1
1
0.4
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
93
91
93
94
94
96
94
96
93
91
90
87
84
84
71
78
81
72
77
88
88
88

Pressure (mb)

999
1000
1000
999
999
999
999
999
999
999
999
999
999
999
999
999
998
998
998
998
998
999
999
1000

Ozone (du)

434
438
441
440
440
438
436
436
438
441
440
436
432
431
430
430
431
434
436
436
436
435
434
435

Thursday 14

Waning Crescent 3%

04:37

20:07

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

Sun - Rise: 05:50, Set: 21:21, Transit: 13:36. Moon - Rise: 04:37, Set: 20:07. Civil Dark: 22:01 - 05:10. Nautical Dark: 22:56 - 04:15. Astro Dark: 00:12 - 02:57

Total Clouds (% Sky Obscured)

47
36
58
83
69
38
55
65
45
87
62
85
94
69
92
76
99
94
81
86
96
79
86
86

Low Clouds (% Sky Obscured)

13
4
46
53
56
38
55
65
45
26
41
48
66
52
30
47
49
76
62
71
69
57
52
51

Medium Clouds (% Sky Obscured)

38
24
30
44
19
1
2
2
3
4
12
12
15
6
80
34
99
82
65
58
62
33
58
56

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
74
8
52
7
10
15
14
13
1
1
1
62
25
50
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
5
4
5
6
7
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
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

9
3
7
13
12
2
1
0
0
0
0
0
28
44
56
68
68
69
57
49
28
37
13
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
93
93
93
93
93
93
89
91
86
82
77
71
68
65
65
67
62
66
60
72
74

Pressure (mb)

1000
1001
1001
1001
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1005
1005
1005
1005
1006
1006
1006
1007

Ozone (du)

435
435
435
434
433
431
430
431
431
431
431
428
427
425
425
424
422
423
423
423
422
420
419
418

Friday 15

Waning Crescent 0%

05:00

No Set

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

Sun - Rise: 05:49, Set: 21:23, Transit: 13:36. Moon - Rise: 05:00, Set: No Set. Civil Dark: 22:03 - 05:08. Nautical Dark: 22:58 - 04:13. Astro Dark: 00:16 - 02:52

Total Clouds (% Sky Obscured)

56
86
98
98
98
97
93
95
57
52
43
41
78
91
77
78
86
80
72
67
66
64
59
67

Low Clouds (% Sky Obscured)

30
5
25
53
24
0
5
6
0
0
1
0
10
31
44
50
73
67
60
51
40
32
19
20

Medium Clouds (% Sky Obscured)

33
64
75
65
73
72
59
74
57
52
43
21
59
79
51
19
14
15
57
67
66
64
59
67

High Clouds (% Sky Obscured)

1
11
10
96
94
51
76
37
18
24
23
18
3
3
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
8
9
7
8
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
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
4
1
1
0
0
0
2
25
27
29
28
36
39
45
50
40
39
48
45

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
5
5
5
5
5
4
4
4
4
4
5
4
3
2
2
2
2
4
5
5
6
9

Relative Humidity (%)

81
90
91
93
93
94
94
93
94
94
90
82
74
65
57
52
49
47
49
54
58
59
62
76

Pressure (mb)

1007
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

417
416
416
415
415
416
416
414
413
412
411
411
410
408
405
404
408
411
412
412
410
406
403
403

Saturday 16

New Moon 1%

05:31

21:41

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

Sun - Rise: 05:47, Set: 21:24, Transit: 13:36. Moon - Rise: 05:31, Set: 21:41. Civil Dark: 22:05 - 05:06. Nautical Dark: 23:00 - 04:11. Astro Dark: 00:20 - 02:48

Total Clouds (% Sky Obscured)

71
78
80
84
83
83
93
98
89
87
86
88
86
79
88
95
95
94
92
85
95
93
100
100

Low Clouds (% Sky Obscured)

26
31
36
49
53
56
67
79
74
68
63
62
61
60
67
74
81
75
68
61
67
72
74
68

Medium Clouds (% Sky Obscured)

71
78
80
84
23
24
78
84
32
30
29
63
62
36
33
38
71
93
86
66
93
84
71
100

High Clouds (% Sky Obscured)

0
0
5
11
16
14
10
5
3
2
0
0
0
0
0
0
0
0
0
0
35
66
100
71

ISS Passover

Visibility (miles)

9
8
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
9
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
None

Precipitation Probability (%)

46
46
23
14
1
2
5
6
8
8
7
7
6
10
25
24
23
17
33
52
58
66
69
46

Precipitation Amount (mm)

0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.2
0.3
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
87
91
91
91
93
95
95
94
93
93
85
78
75
68
65
76
77
72
64
71
80
80
86

Pressure (mb)

1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1013
1014
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

402
400
398
396
394
393
392
390
390
390
391
392
392
392
393
395
400
405
402
398
397
397
400
403

Sunday 17

Waxing Crescent 5%

06:17

23:10

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

Sun - Rise: 05:46, Set: 21:25, Transit: 13:36. Moon - Rise: 06:17, Set: 23:10. Civil Dark: 22:06 - 05:05. Nautical Dark: 23:02 - 04:08. Astro Dark: 00:25 - 02:43

Total Clouds (% Sky Obscured)

100
100
98
97
95
97
98
100
100
100
100
92
94
97
95
93
91
88
84
80
68
56
40
47

Low Clouds (% Sky Obscured)

60
62
52
57
54
61
69
76
74
71
55
59
59
59
58
60
55
57
62
66
47
28
8
13

Medium Clouds (% Sky Obscured)

100
100
89
96
94
95
95
96
95
93
93
71
75
91
91
88
87
62
38
16
23
28
34
47

High Clouds (% Sky Obscured)

38
9
7
5
4
36
68
100
100
100
100
0
0
0
0
0
0
33
66
80
66
45
20
15

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

48
52
64
92
95
87
62
37
33
28
22
15
17
17
34
41
43
43
47
52
51
49
47
42

Precipitation Amount (mm)

0
0
0.3
0.7
0.6
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
93
95
96
96
95
96
95
95
93
91
83
77
71
67
61
57
63
70
76
80
81
84

Pressure (mb)

1012
1012
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

407
404
405
405
405
407
410
413
416
417
418
417
419
421
422
423
423
423
419
415
411
403
395
387

Monday 18

Waxing Crescent 11%

07:23

00:25

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

Sun - Rise: 05:45, Set: 21:27, Transit: 13:36. Moon - Rise: 07:23, Set: 00:25. Civil Dark: 22:08 - 05:03. Nautical Dark: 23:04 - 04:06. Astro Dark: 00:29 - 02:39

Total Clouds (% Sky Obscured)

53
60
73
90
100
97
95
93
94
97
100
100
100
100
100
100
100
99
98
97
96
95
94
93

Low Clouds (% Sky Obscured)

22
29
56
72
78
78
79
75
69
63
60
60
45
35
45
58
72
69
66
63
63
60
54
49

Medium Clouds (% Sky Obscured)

53
60
73
88
88
82
75
69
66
63
58
59
61
62
71
80
87
78
68
59
38
22
6
3

High Clouds (% Sky Obscured)

21
10
36
69
96
80
66
60
67
76
87
93
96
100
100
99
99
72
44
17
20
36
53
36

ISS Passover

Visibility (miles)

8
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 (%)

37
30
25
19
3
7
7
1
4
6
6
12
11
2
11
17
20
22
19
18
17
15
12
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
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
90
93
93
91
91
91
93
93
93
93
91
90
87
84
84
84
84
86
86
89
87
87
86

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

385
383
380
380
380
380
379
377
376
375
373
372
373
374
375
376
377
378
378
378
378
377
377
376

Tuesday 19

Waxing Crescent 21%

08:44

01:20

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
12 Bad
13 Bad

Sun - Rise: 05:43, Set: 21:28, Transit: 13:37. Moon - Rise: 08:44, Set: 01:20. Civil Dark: 22:10 - 05:02. Nautical Dark: 23:06 - 04:04. Astro Dark: 00:34 - 02:34

Total Clouds (% Sky Obscured)

94
94
88
83
77
79
76
74
81
89
96
95
93
93
95
97
99

Low Clouds (% Sky Obscured)

45
41
28
14
2
11
22
33
43
54
65
65
67
64
59
54
48

Medium Clouds (% Sky Obscured)

4
13
14
19
29
35
40
36
48
58
65
60
57
55
57
59
61

High Clouds (% Sky Obscured)

19
2
7
13
19
50
76
74
81
89
96
94
88
43
46
47
53

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
7
13
13
9
10
8
0
3
2
1
2
1
0
9
12
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
13
13
12
12
11
11
11
11
12
12
14
15
16
17
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
93
95
95
96
95
95
95
92
90
84
79
75
70
64

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022

Ozone (du)

377
377
378
377
376
375
374
373
372
372
373
373
375
376
377
376
376

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

Generated: 13/05/26 21:30:06. Forecast: 13/05/26 to 19/05/26. Timezone: UTC+2.00