Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 8%

07:13

22:41

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

Sun - Rise: 06:39, Set: 18:55, Transit: 12:47. Moon - Rise: 07:13, Set: 22:41. Civil Dark: 19:28 - 06:06. Nautical Dark: 20:06 - 05:27. Astro Dark: 20:47 - 04:44

Total Clouds (% Sky Obscured)

50
51
60
76
68
49
11
20
21
1
19
23
18
16
24
2
1
0
20
41
39
61
14
5

Low Clouds (% Sky Obscured)

15
45
60
76
68
49
4
0
2
0
15
23
18
16
24
0
0
0
20
38
36
50
14
5

Medium Clouds (% Sky Obscured)

5
2
2
1
1
0
7
18
17
0
4
0
0
0
0
0
0
0
0
0
0
21
0
0

High Clouds (% Sky Obscured)

34
35
18
0
7
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)

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

Chance of Frost

Temperature (°C)

3
3
2
3
4
5
8
10
13
14
14
14
14
13
11
9
8
7
6
5
4
4
4
3

Feels Like (°C)

1
0
-1
-0
2
3
6
9
11
12
12
11
11
11
9
7
6
5
4
4
1
1
2
1

Dew Point (°C)

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

Relative Humidity (%)

89
93
93
86
75
70
64
59
56
53
49
46
52
62
69
73
75
78
80
83
79
82
86
86

Pressure (mb)

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

Ozone (du)

364
362
362
361
361
361
362
360
360
360
360
361
359
359
362
365
365
364
365
368
372
375
376
376

Sunday 22

Waxing Crescent 16%

07:34

00:11

05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK
15 OK
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 Bad

Sun - Rise: 06:37, Set: 18:57, Transit: 12:47. Moon - Rise: 07:34, Set: 00:11. Civil Dark: 19:29 - 06:04. Nautical Dark: 20:08 - 05:25. Astro Dark: 20:49 - 04:42

Total Clouds (% Sky Obscured)

0
0
0
1
1
3
0
0
4
19
25
11
0
0
0
0
0
0
0
0
1
10
12
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
0
0
4
19
25
11
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
1
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
12
88

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
2
3
6
8
10
11
12
12
13
12
13
10
9
7
7
7
6
6
5
2
1

Dew Point (°C)

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

Relative Humidity (%)

88
91
91
85
74
66
63
57
55
54
52
51
53
62
66
68
70
74
77
79
82
83
83
83

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1017

Ozone (du)

375
375
379
384
388
393
397
399
402
406
408
408
406
402
398
395
393
389
386
386
386
386
391
396

Monday 23

Waxing Crescent 26%

08:02

01:37

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

Sun - Rise: 06:35, Set: 18:58, Transit: 12:46. Moon - Rise: 08:02, Set: 01:37. Civil Dark: 19:31 - 06:02. Nautical Dark: 20:10 - 05:23. Astro Dark: 20:51 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
97
89
5
5
31
93
70
59
46
79
97
82
84
76
94
82
86
88
89
92
88

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
11
28
35
22
13
5
5
1
1
0
0
0
8
16
24
18

Medium Clouds (% Sky Obscured)

35
97
100
70
25
1
0
2
17
43
34
44
44
41
62
75
75
77
82
86
58
61
81
72

High Clouds (% Sky Obscured)

100
100
96
89
89
5
5
31
89
56
37
40
78
97
82
79
71
82
66
64
64
57
65
57

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
1
1
2
5
6
8
9
10
11
12
12
12
11
9
7
6
5
5
4
4
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

85
83
88
83
75
70
62
56
52
54
58
59
68
75
75
76
81
82
84
84
85
86
88
86

Pressure (mb)

1017
1018
1018
1019
1020
1020
1020
1021
1020
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

400
402
403
399
389
384
381
378
374
372
368
366
365
363
363
362
360
358
358
356
354
353
353
351

Tuesday 24

Waxing Crescent 38%

08:42

02:51

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
04 Bad

Sun - Rise: 06:32, Set: 19:00, Transit: 12:46. Moon - Rise: 08:42, Set: 02:51. Civil Dark: 19:33 - 05:59. Nautical Dark: 20:12 - 05:20. Astro Dark: 20:53 - 04:37

Total Clouds (% Sky Obscured)

85
81
80
77
77
75
75
75
78
80
83
87
91
87
84
82
99
100
100
100
94
88
85
89

Low Clouds (% Sky Obscured)

13
4
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
30
41
51
61
73

Medium Clouds (% Sky Obscured)

85
69
76
77
77
74
75
75
78
80
12
19
21
27
36
41
77
99
99
89
26
19
10
21

High Clouds (% Sky Obscured)

49
45
47
24
37
55
60
66
64
65
66
74
82
87
84
82
99
100
100
100
67
33
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
6
4
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
13
66
90
71
51
26
15
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
10
11
12
14
15
15
15
16
16
15
15
16
17
17
17
17
16
14
15
16

Chance of Frost

Temperature (°C)

5
5
5
7
9
11
13
14
15
16
16
16
15
14
13
12
12
11
10
10
10
9
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
88
84
78
73
68
64
64
64
65
66
69
69
69
71
72
72
80
87
90
80
81
81

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1015
1014
1013
1013
1012
1011
1011
1009
1009
1008
1008

Ozone (du)

351
349
347
345
343
344
343
344
345
344
348
349
352
353
354
354
355
358
362
367
373
377
381
384

Wednesday 25

First Quarter 49%

09:40

03:46

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
04 Bad

Sun - Rise: 06:30, Set: 19:01, Transit: 12:46. Moon - Rise: 09:40, Set: 03:46. Civil Dark: 19:34 - 05:57. Nautical Dark: 20:14 - 05:18. Astro Dark: 20:55 - 04:34

Total Clouds (% Sky Obscured)

69
100
58
68
57
80
98
100
85
94
92
77
65
56
79
85
91
93
94
94
93
93
92
95

Low Clouds (% Sky Obscured)

69
97
58
68
57
65
75
80
60
64
57
28
24
18
14
18
23
37
50
65
66
67
71
77

Medium Clouds (% Sky Obscured)

37
45
45
49
27
61
96
100
70
54
85
77
65
56
71
81
91
89
81
72
71
73
73
73

High Clouds (% Sky Obscured)

2
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
6
6
6
5
7
7
7
8
9
9
9
9
9
7
5
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

40
43
47
48
57
79
86
86
80
74
65
59
49
34
31
32
33
36
36
34
37
37
35
40

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.5
0.5
0.5
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
17
18
19
20
20
20
19
19
17
15
13
10
11
10
9
10
10
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
-1
-0
0
1
-1
-1
-1
0
-0
1
1
0
-0
0
-0
-1
-1
-1
-1
-1
-1
-1

Dew Point (°C)

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

Relative Humidity (%)

81
82
80
75
72
67
63
64
64
57
57
63
65
68
75
79
82
86
88
91
93
93
91
93

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1009
1009
1008
1008
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

387
392
398
408
420
426
432
435
434
433
429
430
430
430
429
430
430
431
429
428
426
424
421
419

Thursday 26

Waxing Gibbous 61%

10:53

04:25

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
04 Bad

Sun - Rise: 06:28, Set: 19:03, Transit: 12:45. Moon - Rise: 10:53, Set: 04:25. Civil Dark: 19:36 - 05:55. Nautical Dark: 20:15 - 05:16. Astro Dark: 20:57 - 04:31

Total Clouds (% Sky Obscured)

97
100
96
91
87
87
90
90
91
92
94
80
68
59
68
77
86
88
89
91
93
94
96
97

Low Clouds (% Sky Obscured)

85
93
82
74
64
80
90
90
91
92
93
78
66
56
67
76
84
86
89
91
92
92
92
94

Medium Clouds (% Sky Obscured)

73
71
80
88
87
87
90
90
91
89
86
58
32
3
20
37
54
37
20
6
9
13
16
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
8

ISS Passover

Visibility (miles)

6
3
0
2
3
5
6
7
8
8
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

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

Precipitation Probability (%)

49
62
78
87
88
75
63
55
63
68
71
66
55
38
31
23
11
12
10
4
11
11
9
10

Precipitation Amount (mm)

0.2
0.3
0.5
0.6
0.6
0.4
0.2
0
0.3
0.3
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
11
10
11
13
14
15
17
17
17
17
16
14
12
12
11
11
11
11
11
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
88
82
75
69
65
59
59
59
59
64
68
72
72
73
73
72
71
69
71
72
73

Pressure (mb)

1010
1010
1010
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

419
420
420
422
423
425
427
430
432
433
434
434
425
415
406
403
400
397
394
391
388
384
381
378

Friday 27

Waxing Gibbous 72%

12:15

04:52

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: 06:26, Set: 19:05, Transit: 12:45. Moon - Rise: 12:15, Set: 04:52. Civil Dark: 19:38 - 05:53. Nautical Dark: 20:17 - 05:13. Astro Dark: 20:59 - 04:29

Total Clouds (% Sky Obscured)

98
98
97
96
95
96
97
98
86
74
62
65
68
72
76
80
84
91
95
100

Low Clouds (% Sky Obscured)

96
98
95
92
88
81
74
69
62
52
45
52
59
66
64
60
60
62
62
66

Medium Clouds (% Sky Obscured)

42
59
67
73
77
70
65
64
49
38
23
17
11
8
6
5
4
4
4
4

High Clouds (% Sky Obscured)

10
12
15
18
21
20
23
26
40
40
31
27
22
17
18
20
21
38
61
84

ISS Passover

Visibility (miles)

9
9
9
8
8
7
8
8
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

Precipitation Type

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

Precipitation Probability (%)

10
12
17
22
25
27
29
30
24
17
10
8
7
4
8
7
2
11
14
13

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
72
70
69
66
65
65
63
61
60
64
70
75
76
78
80
82
83

Pressure (mb)

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

Ozone (du)

375
372
368
367
366
365
363
361
359
354
348
343
341
339
337
337
336
335
335
335

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

Generated: 21/03/26 05:01:59. Forecast: 21/03/26 to 27/03/26. Timezone: UTC+1.00