Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 18

Waning Crescent 0%

06:31

17:02

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

Sun - Rise: 06:46, Set: 18:49, Transit: 12:48. Moon - Rise: 06:31, Set: 17:02. Civil Dark: 19:21 - 06:13. Nautical Dark: 20:00 - 05:35. Astro Dark: 20:40 - 04:55

Total Clouds (% Sky Obscured)

82
83
73
52
52
54
43
74
74
85
98
66
31
85
19
33
32
63
54
8
2
1
1
1

Low Clouds (% Sky Obscured)

49
40
52
64
27
18
25
24
0
0
1
0
1
24
1
5
25
32
9
5
1
0
0
0

Medium Clouds (% Sky Obscured)

28
37
41
43
40
51
31
45
4
3
0
4
8
24
7
27
32
49
37
0
0
0
0
0

High Clouds (% Sky Obscured)

49
47
38
55
23
76
67
92
68
83
83
57
15
15
6
0
6
1
1
1
2
1
1
1

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
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
8
8
9
8
6
6
4
4
5
6
6
6
5
4
4
3
6
6
8
7
9
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
9
9
8
8
7
7
7
6
6
6
6
5
4
2
2
1
-2
-2

Relative Humidity (%)

69
69
65
62
61
63
69
74
78
84
86
86
87
88
88
88
90
87
84
69
70
61
47
42

Pressure (mb)

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

Ozone (du)

347
344
339
338
338
339
339
337
337
337
337
337
337
336
337
335
335
335
335
337
337
337
337
338

Thursday 19

New Moon 0%

06:44

18:23

12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
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 OK
08 Good
09 OK
10 Good
11 Good

Sun - Rise: 06:44, Set: 18:50, Transit: 12:48. Moon - Rise: 06:44, Set: 18:23. Civil Dark: 19:23 - 06:11. Nautical Dark: 20:02 - 05:32. Astro Dark: 20:42 - 04:52

Total Clouds (% Sky Obscured)

1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
25
11
27
15
0

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
7
18
8
0

High Clouds (% Sky Obscured)

1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
1
1
0
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
38
38
39
47
52
58
60
66
72
74
77
79
82
85
85
86
86
86
86
82
71
62
57

Pressure (mb)

1024
1024
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1027
1027
1027
1026

Ozone (du)

341
342
341
342
342
342
341
341
342
343
342
340
338
337
337
335
334
333
335
336
337
340
344
346

Friday 20

Waxing Crescent 0%

06:57

19:46

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

Sun - Rise: 06:41, Set: 18:52, Transit: 12:48. Moon - Rise: 06:57, Set: 19:46. Civil Dark: 19:25 - 06:09. Nautical Dark: 20:03 - 05:30. Astro Dark: 20:44 - 04:50

Total Clouds (% Sky Obscured)

0
0
3
0
1
74
77
96
100
100
93
97
68
43
44
52
1
48
12
51
63
63
72
74

Low 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
16

Medium Clouds (% Sky Obscured)

0
0
1
0
0
0
0
57
70
72
93
78
60
43
44
28
1
34
6
32
42
33
40
42

High Clouds (% Sky Obscured)

0
0
3
0
1
58
58
81
100
96
82
7
12
8
12
42
1
9
12
18
7
31
40
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
11
11
12
12
12
11
9
8
6
5
5
5
6
4
3
3
4
3
1
2
5
7
9

Dew Point (°C)

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

Relative Humidity (%)

52
48
45
44
44
50
60
64
64
68
69
71
74
77
76
78
75
78
79
80
79
70
63
59

Pressure (mb)

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

Ozone (du)

345
346
347
345
346
344
343
341
347
353
357
360
364
365
365
366
367
370
372
374
374
375
375
375

Saturday 21

Waxing Crescent 3%

07:13

21:12

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

Sun - Rise: 06:39, Set: 18:54, Transit: 12:48. Moon - Rise: 07:13, Set: 21:12. Civil Dark: 19:26 - 06:06. Nautical Dark: 20:05 - 05:28. Astro Dark: 20:45 - 04:47

Total Clouds (% Sky Obscured)

76
82
82
82
82
87
74
65
57
46
47
47
46
53
62
71
79
81
83
85
83
90
100
99

Low Clouds (% Sky Obscured)

39
25
20
39
26
27
28
33
38
46
46
40
37
48
56
68
78
81
83
85
83
90
99
99

Medium Clouds (% Sky Obscured)

41
33
25
16
13
12
8
7
5
4
0
0
0
0
0
0
8
13
20
24
24
25
28
30

High Clouds (% Sky Obscured)

41
71
72
75
80
87
60
41
21
3
1
1
0
1
2
2
2
2
2
4
1
2
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
9
9
9
10
9
8
8
8
7
7
6
6
6
6
6
6
6
6
7
7
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
50
46
44
46
53
61
69
73
78
82
85
91
94
96
96
93
91
91
91
83
72
68
63

Pressure (mb)

1022
1021
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

375
374
373
373
373
373
371
371
372
373
373
374
374
375
375
377
376
377
377
378
375
375
375
376

Sunday 22

Waxing Crescent 8%

07:33

22:41

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

Sun - Rise: 06:37, Set: 18:55, Transit: 12:47. Moon - Rise: 07:33, Set: 22:41. Civil Dark: 19:28 - 06:04. Nautical Dark: 20:07 - 05:25. Astro Dark: 20:47 - 04:44

Total Clouds (% Sky Obscured)

99
99
99
99
98
96
92
66
66
46
27
16
7
4
12
4
4
6
6
6
6
6
9
12

Low Clouds (% Sky Obscured)

98
87
76
65
60
56
47
30
14
0
1
2
3
2
5
1
3
5
6
3
2
0
0
0

Medium Clouds (% Sky Obscured)

85
69
41
97
92
51
43
35
34
22
18
8
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
29
59
88
59
29
5
2
0
0
0
0
0
0
0
0
3
6
6
9
12

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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
59
55
52
52
56
59
66
69
67
70
73
77
80
82
83
82
82
85
86
80
67
57
53

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1017
1017
1017
1017
1017
1018
1017

Ozone (du)

375
376
381
383
382
383
386
388
388
391
393
396
398
399
400
402
405
408
413
414
412
414
416
421

Monday 23

Waxing Crescent 16%

08:02

00:11

12 Good
13 OK
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: 06:35, Set: 18:57, Transit: 12:47. Moon - Rise: 08:02, Set: 00:11. Civil Dark: 19:30 - 06:02. Nautical Dark: 20:09 - 05:23. Astro Dark: 20:49 - 04:42

Total Clouds (% Sky Obscured)

16
42
69
97
94
90
87
77
69
58
57
55
67
71
75
79
86
92
100
100
100
100
90
81

Low Clouds (% Sky Obscured)

2
17
32
43
31
29
27
19
9
2
4
5
6
11
16
23
21
24
22
26
32
37
29
25

Medium Clouds (% Sky Obscured)

0
12
20
30
23
21
15
10
6
6
3
2
2
3
3
3
4
4
5
16
30
41
35
33

High Clouds (% Sky Obscured)

16
42
69
97
94
90
87
77
69
58
57
55
67
71
75
79
68
84
100
99
98
98
71
43

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
2
2
2
4
3
0
0
0
0
0
1
0
0
0
0
0
0
0
2
2
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
8
8
8
8
7
7
4
4
4
4
4
4
3
3
4
5
4
4
3
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

49
50
54
60
64
67
69
73
76
82
86
86
89
89
88
88
89
89
88
88
80
74
68
63

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

425
426
426
425
424
423
422
422
416
411
405
404
402
400
400
400
400
402
405
408
405
402
399
398

Tuesday 24

Waxing Crescent 26%

08:42

01:38

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: 06:33, Set: 18:58, Transit: 12:47. Moon - Rise: 08:42, Set: 01:38. Civil Dark: 19:31 - 06:00. Nautical Dark: 20:10 - 05:20. Astro Dark: 20:51 - 04:39

Total Clouds (% Sky Obscured)

71
78
86
92
92
94
95
92
91
88
90
92
94
91
85
81
85
92
100
91
85
78
83
88

Low Clouds (% Sky Obscured)

22
22
30
38
47
50
56
60
57
54
57
59
61
61
57
53
45
37
32
33
28
28
26
25

Medium Clouds (% Sky Obscured)

27
38
44
48
58
66
76
60
45
29
33
37
41
44
46
45
59
75
88
82
78
75
77
85

High Clouds (% Sky Obscured)

13
38
67
92
67
45
20
22
25
32
30
27
20
15
55
55
70
85
100
91
78
72
76
76

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 (%)

2
6
6
4
15
12
6
19
22
17
22
19
10
10
7
2
6
2
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
13
14
15
15
15
14
14
14
15
16
14
13
12
11
11
11
11
10
9
10
12
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
52
50
47
45
51
59
68
74
81
88
91
93
94
94
94
94
91
91
88
83
78
72
70

Pressure (mb)

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

Ozone (du)

396
395
394
393
393
391
389
387
386
384
383
381
380
379
376
374
372
370
369
367
366
365
364
362

Forecast for Boutersem, Flemish Brabant, Kingdom of Belgium (50.84,4.83)

Generated: 18/03/26 02:43:02. Forecast: 18/03/26 to 24/03/26. Timezone: UTC+1.00