Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 8%

07:09

21:14

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

Sun - Rise: 06:38, Set: 18:53, Transit: 12:46. Moon - Rise: 07:09, Set: 21:14. Civil Dark: 19:27 - 06:04. Nautical Dark: 20:07 - 05:24. Astro Dark: 20:48 - 04:42

Total Clouds (% Sky Obscured)

96
90
70
58
23
48
72
99
100
100
100
92
99
90
66
84
87
67
32
0
0
8
8
26

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
16
35
41
37
29
24
39
44
72
81
67
32
0
0
8
8
26

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
1
3
0
0
0
0
0

High Clouds (% Sky Obscured)

75
41
28
10
18
48
72
99
99
97
97
83
97
75
44
39
38
3
1
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)

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

Chance of Frost

Temperature (°C)

13
12
11
9
7
6
5
5
4
3
3
3
2
2
2
2
2
4
6
8
10
12
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
52
60
65
69
71
75
78
80
83
85
86
86
88
88
88
85
75
67
62
56
52
50
49

Pressure (mb)

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

Ozone (du)

371
370
369
368
368
366
364
363
364
363
363
362
362
363
363
362
363
364
367
366
368
368
367
366

Saturday 21

Waxing Crescent 16%

07:27

22:45

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

Sun - Rise: 06:36, Set: 18:55, Transit: 12:46. Moon - Rise: 07:27, Set: 22:45. Civil Dark: 19:28 - 06:02. Nautical Dark: 20:08 - 05:22. Astro Dark: 20:50 - 04:40

Total Clouds (% Sky Obscured)

36
48
54
53
36
30
55
32
22
22
21
0
0
0
0
0
0
0
0
0
5
0
0
0

Low Clouds (% Sky Obscured)

36
45
51
49
28
29
55
32
22
20
17
0
0
0
0
0
0
0
0
0
5
0
0
0

Medium Clouds (% Sky Obscured)

0
17
20
20
11
4
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
8
7
5
5
4
4
4
4
3
3
2
2
2
4
5
8
10
11
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

52
58
66
73
77
77
76
76
78
78
79
78
75
73
73
76
76
69
65
60
54
52
49
49

Pressure (mb)

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

Ozone (du)

365
367
367
366
368
370
370
372
375
376
375
374
375
376
376
375
375
376
377
378
378
377
379
381

Sunday 22

Waxing Crescent 15%

07:53

00:18

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

Sun - Rise: 06:33, Set: 18:56, Transit: 12:46. Moon - Rise: 07:53, Set: 00:18. Civil Dark: 19:30 - 06:00. Nautical Dark: 20:10 - 05:19. Astro Dark: 20:52 - 04:37

Total Clouds (% Sky Obscured)

0
15
8
0
0
0
8
100
100
100
100
100
100
22
11
23
25
31
45
73
99
93
87
81

Low Clouds (% Sky Obscured)

0
15
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
26
18
79
67
51
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
25
75
80
78
100
78
22
11
2
2
31
5
16
50
55
59
60

High Clouds (% Sky Obscured)

0
0
0
0
0
0
7
95
95
98
100
100
100
10
1
23
25
31
30
59
95
81
71
59

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
54
64
67
72
77
76
78
81
81
81
76
76
75
78
78
76
75
70
66
65
63
62
60

Pressure (mb)

1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1022
1022
1022
1022
1022
1022

Ozone (du)

384
388
392
393
395
396
396
399
405
402
393
391
381
384
396
392
390
390
387
383
380
380
378
374

Monday 23

Waxing Crescent 26%

08:32

01:46

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: 06:31, Set: 18:58, Transit: 12:46. Moon - Rise: 08:32, Set: 01:46. Civil Dark: 19:32 - 05:57. Nautical Dark: 20:12 - 05:17. Astro Dark: 20:55 - 04:34

Total Clouds (% Sky Obscured)

88
94
100
100
100
100
100
100
100
98
97
95
87
79
73
78
84
89
92
95
99
99
100
96

Low Clouds (% Sky Obscured)

24
12
0
0
0
1
3
6
11
8
7
0
0
0
0
0
0
0
0
0
0
12
22
31

Medium Clouds (% Sky Obscured)

56
52
57
33
40
60
67
60
100
98
96
93
82
73
57
65
75
89
91
93
95
97
98
93

High Clouds (% Sky Obscured)

76
93
100
100
100
100
98
95
92
85
75
69
60
54
47
41
35
29
52
74
97
98
99
95

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
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
6
4
3
2
2
2
1
4
5
5
5
7
7
8
9
11
12
15
15
16
17
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
58
64
70
74
75
75
76
78
75
75
72
78
80
82
78
78
78
73
72
67
70
69
67

Pressure (mb)

1022
1023
1023
1023
1023
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1019
1018
1017
1017
1016
1014

Ozone (du)

373
372
369
365
362
360
358
357
355
352
350
346
346
345
345
345
345
344
343
344
346
347
347
357

Tuesday 24

Waxing Crescent 38%

09:29

03:00

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: 06:29, Set: 19:00, Transit: 12:45. Moon - Rise: 09:29, Set: 03:00. Civil Dark: 19:34 - 05:55. Nautical Dark: 20:14 - 05:14. Astro Dark: 20:57 - 04:32

Total Clouds (% Sky Obscured)

100
100
100
95
93
90
92
96
100
100
100
96
100
96
92
91
94
97
98
98
98
98
97
96

Low Clouds (% Sky Obscured)

28
29
20
3
20
10
6
8
9
40
69
95
90
75
64
66
78
87
83
78
72
77
84
91

Medium Clouds (% Sky Obscured)

100
100
100
94
93
60
60
62
100
70
70
65
75
57
70
49
54
62
56
55
59
61
58
57

High Clouds (% Sky Obscured)

95
100
100
70
40
10
40
70
100
68
36
4
3
1
0
91
83
77
78
79
80
80
75
75

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

7
26
7
43
53
79
56
17
20
14
22
45
77
90
95
29
32
35
42
49
54
53
65
82

Precipitation Amount (mm)

0
0
0
0.2
0
0.6
0.2
0
0
0
0
0
0.4
0.6
0.8
0
0
0
0
0
0
0
0.3
0.4

Wind Speed/Direction (mph)

19
19
19
19
19
20
17
13
13
14
14
15
16
17
16
17
17
19
20
21
21
22
20
19

Chance of Frost

Temperature (°C)

15
14
13
12
11
11
10
9
9
8
8
7
7
7
6
6
6
7
7
7
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
67
72
72
80
85
90
82
82
79
77
77
79
74
75
75
72
72
71
69
66
65
68
70

Pressure (mb)

1013
1012
1012
1011
1010
1009
1009
1008
1007
1007
1006
1005
1004
1003
1003
1002
1008
1008
1007
1006
1005
1004
1003
1002

Ozone (du)

359
363
361
364
368
369
373
379
387
390
395
401
411
421
429
433
433
433
433
434
435
437
438
439

Wednesday 25

First Quarter 49%

10:43

03:55

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: 06:27, Set: 19:02, Transit: 12:45. Moon - Rise: 10:43, Set: 03:55. Civil Dark: 19:35 - 05:53. Nautical Dark: 20:16 - 05:12. Astro Dark: 20:59 - 04:29

Total Clouds (% Sky Obscured)

97
98
100
98
95
93
90
88
86
89
94
100
100
99
99
99
100
100
93
86
82
79
73
73

Low Clouds (% Sky Obscured)

86
83
80
84
87
89
87
83
78
79
82
87
92
91
91
92
96
95
73
51
26
30
33
43

Medium Clouds (% Sky Obscured)

66
76
88
80
72
65
50
35
25
44
65
86
74
61
48
58
67
75
72
71
67
53
34
16

High Clouds (% Sky Obscured)

35
25
6
6
6
4
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
95
95
75
39
51
55
54
48
41
32
33
32
28
41
51
59
60
57
51
48
44
41

Precipitation Amount (mm)

0.8
0.9
0.9
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0
0

Wind Speed/Direction (mph)

18
18
17
17
16
16
16
17
20
22
21
20
19
18
16
15
16
17
17
18
20
21
21
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
75
76
74
71
68
72
76
80
82
82
80
80
79
78
76
76
75
67
63
56
59
59

Pressure (mb)

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

Ozone (du)

440
440
441
441
445
448
451
451
451
451
450
449
447
450
452
454
453
451
449
446
444
441
438
435

Thursday 26

Waxing Gibbous 61%

12:07

04:32

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

Sun - Rise: 06:24, Set: 19:03, Transit: 12:45. Moon - Rise: 12:07, Set: 04:32. Civil Dark: 19:37 - 05:50. Nautical Dark: 20:18 - 05:09. Astro Dark: 21:01 - 04:26

Total Clouds (% Sky Obscured)

64
57
48
55
63
73
77
80
79
84
90
96
97
98
99
99
98
97
95
94
93

Low Clouds (% Sky Obscured)

43
44
40
39
33
27
34
42
47
38
31
23
44
64
84
88
93
97
94
90
84

Medium Clouds (% Sky Obscured)

10
5
0
14
23
41
43
45
48
59
70
80
88
93
99
93
88
83
79
74
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
7
8
8
4
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
7
6
4
6
7

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

Precipitation Probability (%)

37
29
10
8
6
4
11
14
10
23
25
23
29
36
41
53
64
72
68
66
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.3
0.3

Wind Speed/Direction (mph)

22
20
18
16
13
9
7
7
7
8
9
10
11
12
11
11
12
14
16
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
63
62
62
65
66
67
67
67
68
68
68
68
68
67
67
66
63
62
55
48

Pressure (mb)

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

Ozone (du)

433
430
427
424
420
417
413
412
410
409
410
411
413
414
415
416
415
414
414
417
419

Forecast for De Meern, Gemeente Utrecht, Netherlands (52.08,5.03)

Generated: 20/03/26 16:33:18. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+1.00