Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 3%

06:59

21:15

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

Sun - Rise: 06:43, Set: 18:56, Transit: 12:50. Moon - Rise: 06:59, Set: 21:15. Civil Dark: 19:28 - 06:11. Nautical Dark: 20:07 - 05:32. Astro Dark: 20:48 - 04:51

Total Clouds (% Sky Obscured)

39
37
54
78
76
81
79
70
31
17
65
96
92
100
100
100
94
83
6
68
96
98
100
15

Low Clouds (% Sky Obscured)

0
0
0
0
17
2
3
3
0
0
17
82
35
27
5
0
0
0
0
0
23
22
30
15

Medium Clouds (% Sky Obscured)

12
37
22
50
44
44
44
23
2
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3

High Clouds (% Sky Obscured)

7
2
52
35
23
29
48
44
31
17
53
74
81
100
97
100
92
83
6
61
67
79
86
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 (%)

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)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
7
8
10
12
14
15
15
15
14
14
11
10
8
7
6
6
5
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
85
85
80
69
61
57
53
51
52
54
55
57
58
59
61
62
62
60
61
63
66
69

Pressure (mb)

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

Ozone (du)

386
384
383
383
384
382
382
383
384
383
381
382
381
379
379
378
378
380
382
380
380
378
374
371

Saturday 21

Waxing Crescent 8%

07:15

22:44

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

Sun - Rise: 06:41, Set: 18:57, Transit: 12:49. Moon - Rise: 07:15, Set: 22:44. Civil Dark: 19:30 - 06:08. Nautical Dark: 20:09 - 05:29. Astro Dark: 20:50 - 04:49

Total Clouds (% Sky Obscured)

27
51
63
74
72
27
21
1
0
1
27
24
35
33
32
28
10
0
33
39
21
12
24
0

Low Clouds (% Sky Obscured)

27
44
51
54
54
0
0
0
0
0
27
24
35
33
32
28
10
0
33
39
21
12
24
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

8
19
29
44
38
27
20
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
77
79
75
67
62
58
52
48
42
41
43
49
57
61
64
65
69
71
70
72
75
78

Pressure (mb)

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

Ozone (du)

370
369
368
366
363
359
359
359
357
357
356
353
349
349
349
350
355
359
362
367
368
372
374
375

Sunday 22

Waxing Crescent 16%

07:35

00:14

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

Sun - Rise: 06:39, Set: 18:59, Transit: 12:49. Moon - Rise: 07:35, Set: 00:14. Civil Dark: 19:32 - 06:06. Nautical Dark: 20:11 - 05:27. Astro Dark: 20:52 - 04:46

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
9
21
5
0
3
0
0
0
0
0
0
0
29
25
25
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
9
21
5
0
3
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
14
10
10
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
2
2
3
4
7
8
9
11
11
12
12
12
13
10
9
8
7
6
6
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

79
80
79
79
75
64
58
50
45
43
42
42
43
48
56
59
62
65
70
72
75
76
76
78

Pressure (mb)

1016
1016
1016
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1018

Ozone (du)

376
377
376
377
379
381
383
384
383
383
383
384
387
390
393
396
398
400
401
403
401
399
402
411

Monday 23

Waxing Crescent 26%

08:03

01:40

04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 Good
10 OK
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

Sun - Rise: 06:37, Set: 19:01, Transit: 12:49. Moon - Rise: 08:03, Set: 01:40. Civil Dark: 19:33 - 06:04. Nautical Dark: 20:13 - 05:25. Astro Dark: 20:54 - 04:44

Total Clouds (% Sky Obscured)

50
73
100
70
30
14
46
73
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
8
15
23
34
46
58
39
19
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
73
20
13
10
0
0
4
7
34
24
83
84
93
64
31
20
11
24
36
88
100
100
100

High Clouds (% Sky Obscured)

40
70
100
70
30
9
40
68
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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
3
3
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)

5
5
5
5
5
8
9
11
11
11
11
12
13
11
10
9
8
6
5
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
2
4
6
6
7
8
6
4
3
3
2
2
1
0
-1
-1
-1
-1
-2
-1

Relative Humidity (%)

75
73
75
75
74
69
74
70
71
71
61
54
54
55
57
62
64
65
66
67
68
67
68
68

Pressure (mb)

1018
1019
1019
1020
1021
1021
1022
1022
1022
1023
1023
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

415
408
400
412
409
401
393
389
389
388
385
385
380
378
376
374
372
369
367
364
361
358
358
354

Tuesday 24

Waxing Crescent 38%

08:44

02:54

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:34, Set: 19:02, Transit: 12:48. Moon - Rise: 08:44, Set: 02:54. Civil Dark: 19:35 - 06:02. Nautical Dark: 20:14 - 05:22. Astro Dark: 20:56 - 04:41

Total Clouds (% Sky Obscured)

97
95
92
87
82
77
84
88
77
96
100
100
94
96
100
95
91
85
89
95
100
100
100
100

Low Clouds (% Sky Obscured)

1
0
1
1
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
3
7
8

Medium Clouds (% Sky Obscured)

94
73
63
31
44
75
67
24
28
80
94
97
67
69
65
30
20
10
10
6
10
38
66
94

High Clouds (% Sky Obscured)

89
78
67
59
52
45
63
81
77
96
100
100
94
96
100
95
91
85
89
95
100
100
100
100

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
1
3
5

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)

2
2
3
4
4
6
8
9
9
10
11
11
11
10
9
9
10
10
12
13
13
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
0
-1
1
3
4
5
6
8
8
8
8
9
9
6
5
5
5
5
5
5
3
3

Dew Point (°C)

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

Relative Humidity (%)

69
71
74
76
73
65
57
53
48
46
46
46
47
51
59
67
69
70
73
77
78
82
84
84

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1022
1021
1018
1017
1017
1016
1015
1014
1013
1012

Ozone (du)

352
349
348
345
344
343
342
342
341
341
342
344
343
344
345
346
348
350
352
354
356
357
358
358

Wednesday 25

First Quarter 49%

09:41

03:50

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:32, Set: 19:04, Transit: 12:48. Moon - Rise: 09:41, Set: 03:50. Civil Dark: 19:37 - 05:59. Nautical Dark: 20:16 - 05:20. Astro Dark: 20:58 - 04:38

Total Clouds (% Sky Obscured)

98
95
92
95
97
100
97
95
93
88
84
79
78
74
65
66
63
64
59
55
50
57
65
73

Low Clouds (% Sky Obscured)

12
20
20
39
59
75
75
76
77
76
76
74
63
48
35
34
30
31
33
36
39
40
42
44

Medium Clouds (% Sky Obscured)

95
95
92
67
39
10
11
7
2
12
23
33
54
74
65
66
63
64
59
55
43
37
30
20

High Clouds (% Sky Obscured)

68
37
10
43
72
100
72
43
20
7
2
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
8
9
9
9
9
9
9
9
8
8
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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

18
23
25
30
31
28
37
41
41
29
24
20
22
26
29
35
38
43
50
57
59
48
35
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
15
16
17
18
18
19
18
17
17
15
14
14
13
12
12
11
11
11
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
5
4
2
1
0
-0
-0
-1
0
1
1
2
2
2
2
2
1
1
1
1

Relative Humidity (%)

85
87
87
88
78
70
62
59
55
52
52
50
50
55
60
66
70
75
80
79
79
77
79
79

Pressure (mb)

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

Ozone (du)

358
363
368
372
376
381
385
392
400
407
411
415
419
421
423
425
425
426
426
428
429
431
429
426

Thursday 26

Waxing Gibbous 61%

10:54

No Set

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
23 Bad
00 Bad

Sun - Rise: 06:30, Set: 19:05, Transit: 12:48. Moon - Rise: 10:54, Set: No Set. Civil Dark: 19:38 - 05:57. Nautical Dark: 20:18 - 05:17. Astro Dark: 21:00 - 04:36

Total Clouds (% Sky Obscured)

75
76
78
83
87
92
89
87
84
86
88
88
80
70
62
71
79
86
73
59
47

Low Clouds (% Sky Obscured)

51
58
63
63
62
63
65
68
70
73
76
78
71
63
55
58
59
62
58
55
47

Medium Clouds (% Sky Obscured)

16
12
5
5
5
9
21
36
39
33
27
19
12
6
1
3
4
7
6
4
6

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
28
48
57
33
19
3

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

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

Precipitation Probability (%)

28
33
35
34
33
31
37
42
47
51
55
59
55
46
27
25
23
21
19
18
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
13
13
13
15
16
16
18
18
18
18
17
16
15
14
12
12
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
2
3
3
3
2
2

Relative Humidity (%)

80
80
80
83
79
75
71
68
64
61
63
63
65
69
73
75
78
79
80
80
82

Pressure (mb)

1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1010
1010
1011
1012
1012
1013
1014
1014
1015
1015
1016

Ozone (du)

424
425
426
426
428
429
430
428
427
426
420
414
408
402
395
388
386
383
381
376
370

Forecast for Meise, Flemish Brabant, Kingdom of Belgium (50.94,4.33)

Generated: 20/03/26 04:14:37. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+1.00