Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Crescent 17%

06:13

13:01

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:55, Set: 17:52, Transit: 12:54. Moon - Rise: 06:13, Set: 13:01. Civil Dark: 18:26 - 07:21. Nautical Dark: 19:04 - 06:42. Astro Dark: 19:43 - 06:04

Total Clouds (% Sky Obscured)

80
88
92
93
98
92
99
98
84
98
100
100
100
100
100
100
100
100
100
99
98
100
97
100

Low Clouds (% Sky Obscured)

80
74
89
86
88
81
86
86
82
84
67
92
100
100
100
100
95
94
99
96
94
100
89
83

Medium Clouds (% Sky Obscured)

62
63
65
48
75
59
66
74
20
51
78
94
81
99
50
73
100
100
82
72
73
78
78
100

High Clouds (% Sky Obscured)

7
4
0
2
15
22
64
29
26
77
100
100
39
20
0
0
0
35
82
88
78
47
68
100

ISS Passover

Visibility (miles)

9
9
9
9
9
8
5
8
9
9
9
9
9
8
9
9
3
4
2
6
9
9
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

5
1
61
60
61
82
52
50
39
15
27
36
41
31
43
83
84
95
95
69
40
35
36
32

Precipitation Amount (mm)

0
0
0.3
0.3
0.3
0.7
0
0
0
0
0
0
0
0
0
0.9
0.9
1.4
1.6
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
75
81
85
88
88
90
91
88
87
85
88
90
90
88
90
93
91
94
91
91
85
86
91

Pressure (mb)

984
985
986
986
987
988
988
989
990
991
991
991
991
991
991
991
991
992
992
992
992
992
992
992

Ozone (du)

438
439
438
439
436
434
430
431
438
441
436
438
434
437
443
440
435
429
421
421
429
435
435
435

Friday 13

Waning Crescent 10%

06:51

14:11

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
12 Bad
13 Bad
14 Bad
15 OK

Sun - Rise: 07:53, Set: 17:54, Transit: 12:54. Moon - Rise: 06:51, Set: 14:11. Civil Dark: 18:28 - 07:19. Nautical Dark: 19:06 - 06:40. Astro Dark: 19:44 - 06:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
69
43
38

Low Clouds (% Sky Obscured)

90
93
96
89
94
86
89
98
95
100
100
100
100
100
100
100
100
100
100
100
89
67
43
38

Medium Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
98
46
85
100
100
97
100
100
64
3
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
95
95
100
90
100
100
100
100
100
100
100
100
100
100
100
27
5
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
7
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 (%)

19
12
2
1
0
0
0
0
0
0
1
1
13
10
3
2
10
9
5
15
5
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
89
86
86
86
86
84
81
80
81
83
86
88
87
87
80
77
74
74
70
64
57
54

Pressure (mb)

992
993
993
994
995
996
997
997
998
999
1000
1001
1002
1003
1004
1006
1007
1008
1010
1011
1012
1013
1013
1014

Ozone (du)

431
429
428
425
422
418
416
422
431
437
438
436
437
439
440
443
447
451
455
459
460
460
459
457

Saturday 14

Waning Crescent 5%

07:20

15:27

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

Sun - Rise: 07:51, Set: 17:55, Transit: 12:54. Moon - Rise: 07:20, Set: 15:27. Civil Dark: 18:29 - 07:17. Nautical Dark: 19:08 - 06:39. Astro Dark: 19:46 - 06:01

Total Clouds (% Sky Obscured)

17
0
0
0
1
1
1
7
39
53
69
28
20
15
46
58
69
78
87
84
94
99
99
98

Low Clouds (% Sky Obscured)

16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
23
55
78

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
13
40
69
28
5
4
15
16
69
78
87
46
32
98
99
72

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
7
39
35
30
28
20
15
20
15
19
2
2
1
2
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
16

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
9
6
5
4
3
2
3
3
4
4
4
5
5
6
6
8
9
11
13
14
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-2
-3
-3
-3
-3
-2
-3
-4
-6
-6
-6
-6
-7
-7
-7
-7
-6
-6
-6
-4
-4
-5
-4

Dew Point (°C)

-6
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-9
-11
-12
-12
-12
-10

Relative Humidity (%)

56
60
70
72
75
77
78
78
78
76
75
75
75
75
75
74
71
63
51
42
36
34
32
39

Pressure (mb)

1014
1015
1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1015
1014
1012
1011

Ozone (du)

452
442
433
428
421
416
413
408
407
403
401
398
396
389
386
383
381
379
376
376
374
375
373
373

Sunday 15

Waning Crescent 1%

07:41

No Set

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:49, Set: 17:57, Transit: 12:54. Moon - Rise: 07:41, Set: No Set. Civil Dark: 18:31 - 07:15. Nautical Dark: 19:09 - 06:37. Astro Dark: 19:47 - 05:59

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
95
92
87
84
81
78
82
88
91
92
94
100
100
100
100

Low Clouds (% Sky Obscured)

85
92
100
100
100
100
100
100
100
95
89
84
80
75
71
74
77
80
79
77
78
77
76
75

Medium Clouds (% Sky Obscured)

87
32
33
98
96
94
92
97
100
88
73
65
65
60
65
69
69
16
26
39
45
52
40
87

High Clouds (% Sky Obscured)

1
3
14
23
2
0
32
67
100
67
33
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

2
9
9
9
9
9
9
9
9
9
3
9
9
5
6
4
9
6
9
9
5
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
Snow
None
None
None
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Moderate Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
Very Light Rain

Precipitation Probability (%)

11
7
7
24
45
22
23
33
45
85
93
69
69
86
95
90
47
38
31
42
55
48
57
63

Precipitation Amount (mm)

0
0
0
0
0.1
0
0
0
0
0.6
0.5
0.2
0.3
0.5
2.7
0.2
0
0
0
0
0.3
0
0
0.2

Wind Speed/Direction (mph)

14
15
16
16
16
16
16
15
15
14
14
14
14
14
13
12
13
13
16
16
16
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
48
54
61
74
84
83
83
88
93
94
94
94
93
93
94
94
94
86
79
75
79
79
78

Pressure (mb)

1010
1009
1009
1008
1007
1006
1005
1004
1003
1003
1002
1001
1000
999
998
998
998
998
998
998
999
999
999
999

Ozone (du)

371
372
375
377
379
384
385
383
381
378
377
382
381
384
389
386
392
403
406
404
408
404
403
411

Monday 16

Waning Crescent 0%

07:57

16:46

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:47, Set: 17:59, Transit: 12:54. Moon - Rise: 07:57, Set: 16:46. Civil Dark: 18:33 - 07:13. Nautical Dark: 19:11 - 06:35. Astro Dark: 19:49 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
95
94
92
92
91
90
91
90
89
89
90
91
92
93
94
91
91
92

Low Clouds (% Sky Obscured)

65
55
45
53
64
73
77
82
89
90
91
90
90
89
88
87
89
91
85
80
74
62
50
38

Medium Clouds (% Sky Obscured)

100
100
100
99
80
55
31
24
14
15
15
16
11
5
0
0
0
0
23
46
68
78
88
92

High Clouds (% Sky Obscured)

4
8
12
8
4
0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
15
15
25
35

ISS Passover

Visibility (miles)

8
8
7
4
9
8
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

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

Precipitation Probability (%)

72
69
91
62
47
36
39
40
42
54
41
22
20
16
8
14
15
13
30
38
43
46
47
45

Precipitation Amount (mm)

0.3
0.3
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
89
86
85
83
82
82
82
85
83
83
80
79
79
78
79
83
85
80
75
71
73
73

Pressure (mb)

999
999
999
1000
1001
1001
1002
1002
1003
1003
1004
1004
1005
1006
1006
1007
1008
1009
1009
1010
1010
1010
1010
1011

Ozone (du)

419
414
408
405
410
411
414
415
416
409
401
393
385
380
374
369
362
355
348
344
340
336
333
330

Tuesday 17

New Moon 1%

08:11

18:06

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:45, Set: 18:01, Transit: 12:54. Moon - Rise: 08:11, Set: 18:06. Civil Dark: 18:34 - 07:12. Nautical Dark: 19:13 - 06:33. Astro Dark: 19:51 - 05:55

Total Clouds (% Sky Obscured)

85
79
74
69
63
57
62
75
89
90
91
94
93
93
92
93
94
95
97
98
100
100
100
100

Low Clouds (% Sky Obscured)

50
63
74
69
63
57
62
75
89
90
88
82
77
76
76
66
60
57
44
35
20
28
36
44

Medium Clouds (% Sky Obscured)

85
79
74
69
63
57
62
75
89
90
91
94
93
93
92
93
94
95
97
98
100
100
100
100

High Clouds (% Sky Obscured)

50
55
55
55
55
55
55
46
42
46
31
30
41
42
42
32
31
35
57
77
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Sleet
Snow
Snow
Snow

Precipitation Probability (%)

45
46
44
57
68
81
92
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
92

Precipitation Amount (mm)

0
0
0
0.2
0.3
0.5
0.6
0.6
0.7
1.2
1.7
2.4
1.8
1.4
0.9
0.9
0.7
0.4
0.7
1
1
1
0.8
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
78
82
85
86
89
93
93
93
93
93
94
94
93
91
88
90
88
90
91
94
98
98
98

Pressure (mb)

1011
1011
1011
1012
1011
1011
1010
1009
1009
1008
1008
1007
1007
1007
1007
1006
1007
1007
1007
1008
1008
1009
1009
1010

Ozone (du)

327
327
327
327
327
326
326
326
327
328
330
332
333
339
345
352
355
359
363
366
370
373
376
379

Wednesday 18

Waxing Crescent 5%

08:24

19:26

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

Sun - Rise: 07:43, Set: 18:02, Transit: 12:54. Moon - Rise: 08:24, Set: 19:26. Civil Dark: 18:36 - 07:10. Nautical Dark: 19:14 - 06:32. Astro Dark: 19:52 - 05:54

Total Clouds (% Sky Obscured)

100
100
100
93
85
75
75
75
75
82
90
97
98
99
100

Low Clouds (% Sky Obscured)

67
84
99
89
70
52
46
49
42
46
52
59
57
54
51

Medium Clouds (% Sky Obscured)

100
100
100
82
64
47
38
29
35
52
54
56
59
65
78

High Clouds (% Sky Obscured)

96
93
84
65
44
30
38
42
51
49
59
70
80
90
100

ISS Passover

Visibility (miles)

0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

74
55
35
59
76
86
87
95
95
95
85
68
60
51
40

Precipitation Amount (mm)

0.4
0.2
0
0.3
0.5
0.6
0.5
0.7
0.9
0.7
0.5
0.3
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
93
88
85
85
84
84
86
86
88
88
89
91
91
88

Pressure (mb)

1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

381
384
386
388
380
372
363
359
356
352
354
356
359
357
356

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

Generated: 12/02/26 15:30:14. Forecast: 12/02/26 to 18/02/26. Timezone: UTC+1.00