Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 2

Full Moon 99%

21:09

07:11

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

Sun - Rise: 07:08, Set: 20:15, Transit: 13:43. Moon - Rise: 21:09, Set: 07:11. Civil Dark: 20:50 - 06:34. Nautical Dark: 21:31 - 05:52. Astro Dark: 22:17 - 05:06

Total Clouds (% Sky Obscured)

99
100
100
98
100
93
85
92
100
89
1
0
35
33
21
19
3
65
67
51
95
94
88
99

Low Clouds (% Sky Obscured)

87
100
95
86
96
93
85
92
100
89
1
0
35
33
21
16
0
23
19
15
11
9
34
46

Medium Clouds (% Sky Obscured)

57
87
82
65
1
0
0
0
0
0
0
0
0
0
0
0
0
16
24
39
91
90
76
98

High Clouds (% Sky Obscured)

93
28
82
72
98
5
0
0
0
0
0
0
0
0
0
3
3
35
34
13
9
8
0
1

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 (%)

29
18
18
10
6
5
2
3
9
1
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
10
10
11
10
11
12
10
11
11
8
5
4
4
3
2
3
3
4
5
5
6
6
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
88
84
70
66
70
70
66
70
76
79
77
76
77
78
80
81
81
83
81
81
76

Pressure (mb)

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

Ozone (du)

353
352
350
350
354
362
374
382
384
381
377
377
380
382
383
381
383
390
392
393
394
396
392
389

Friday 3

Waning Gibbous 96%

22:25

07:25

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:06, Set: 20:17, Transit: 13:43. Moon - Rise: 22:25, Set: 07:25. Civil Dark: 20:51 - 06:31. Nautical Dark: 21:33 - 05:49. Astro Dark: 22:19 - 05:03

Total Clouds (% Sky Obscured)

99
97
71
93
98
100
100
100
100
100
100
100
98
100
98
100
98
87
72
46
55
45
83
77

Low Clouds (% Sky Obscured)

1
34
1
33
90
96
100
100
100
100
89
99
87
94
93
80
92
72
72
41
33
27
68
38

Medium Clouds (% Sky Obscured)

98
48
36
93
92
94
98
81
30
60
84
66
73
87
37
38
48
78
1
25
40
36
16
44

High Clouds (% Sky Obscured)

30
48
22
19
76
100
92
100
37
90
100
100
12
28
80
91
72
26
10
18
10
5
16
1

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

Precipitation Probability (%)

0
6
2
0
3
12
41
53
19
4
1
9
13
4
3
5
5
18
6
14
4
3
1
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
7
8
10
10
11
11
10
10
9
10
10
10
10
11
11
11
11
10
10
9
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
65
62
59
56
61
63
66
74
80
84
87
87
90
91
93
93
93
91
91
93
95
94
95

Pressure (mb)

1017
1017
1016
1016
1015
1014
1013
1013
1013
1013
1012
1013
1013
1013
1013
1014
1014
1015
1015
1016
1017
1017
1017
1018

Ozone (du)

388
390
392
391
389
389
387
386
384
383
383
382
381
382
381
380
380
377
376
374
375
377
378
378

Saturday 4

Waning Gibbous 91%

23:42

07:43

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:04, Set: 20:19, Transit: 13:42. Moon - Rise: 23:42, Set: 07:43. Civil Dark: 20:53 - 06:29. Nautical Dark: 21:35 - 05:46. Astro Dark: 22:21 - 05:00

Total Clouds (% Sky Obscured)

90
91
92
100
100
100
100
89
96
86
67
67
68
54
84
90
97
95
92
95
97
100
100
100

Low Clouds (% Sky Obscured)

16
58
78
100
100
100
100
62
48
35
29
29
28
0
0
36
47
60
70
80
90
100
85
71

Medium Clouds (% Sky Obscured)

62
64
82
63
66
51
92
64
92
81
66
36
35
18
32
47
40
85
76
86
93
100
100
100

High Clouds (% Sky Obscured)

6
1
4
4
14
46
98
74
6
1
0
2
2
22
83
88
79
63
43
68
91
100
94
84

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

Precipitation Probability (%)

5
15
3
4
14
7
12
2
0
0
0
1
0
0
0
0
0
0
2
5
8
14
49
45

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
0.2
0

Wind Speed/Direction (mph)

9
10
11
12
12
11
12
12
13
11
10
11
13
15
16
17
17
17
17
17
18
18
18
17

Chance of Frost

Temperature (°C)

10
11
12
13
13
13
14
14
15
15
14
13
12
12
12
12
12
12
12
12
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
87
86
81
72
67
67
71
76
75
72
72
75
73
71
70
70
71
71
73
76
80

Pressure (mb)

1018
1019
1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1014
1013
1013
1012
1011
1011
1011
1011
1011
1011
1012
1013

Ozone (du)

377
376
376
375
374
376
378
379
377
374
375
374
375
375
374
370
370
369
366
366
369
373
376
378

Sunday 5

Waning Gibbous 85%

00:56

08:07

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

Sun - Rise: 07:01, Set: 20:20, Transit: 13:42. Moon - Rise: 00:56, Set: 08:07. Civil Dark: 20:55 - 06:26. Nautical Dark: 21:37 - 05:44. Astro Dark: 22:24 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
90
65
62
54
39
31
38
35
47
60
60
72
78
80
79
63
75
88
93
85

Low Clouds (% Sky Obscured)

57
46
49
55
59
63
62
52
38
23
15
8
0
3
6
9
16
21
26
25
24
25
17
8

Medium Clouds (% Sky Obscured)

100
100
100
100
33
16
0
0
0
0
4
8
13
16
18
19
14
7
0
0
0
0
11
22

High Clouds (% Sky Obscured)

100
100
100
100
74
32
0
0
0
0
9
19
28
34
39
45
48
53
55
55
60
62
75
85

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 (%)

20
13
9
4
5
7
6
18
8
3
3
2
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)

16
17
18
18
18
17
17
16
14
12
11
11
10
9
8
7
7
7
6
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
71
63
58
50
48
50
51
58
61
67
71
74
75
78
80
82
79
80
82
83
86
83
74

Pressure (mb)

1014
1015
1016
1017
1017
1018
1019
1020
1020
1021
1022
1022
1023
1023
1024
1024
1025
1026
1026
1026
1027
1027
1028
1028

Ozone (du)

379
380
380
379
380
382
385
385
386
385
385
392
391
387
386
384
382
380
379
377
375
373
372
371

Monday 6

Waning Gibbous 78%

02:05

08:41

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

Sun - Rise: 06:59, Set: 20:22, Transit: 13:42. Moon - Rise: 02:05, Set: 08:41. Civil Dark: 20:57 - 06:24. Nautical Dark: 21:40 - 05:41. Astro Dark: 22:26 - 04:54

Total Clouds (% Sky Obscured)

100
90
88
82
84
85
88
86
91
88
20
26
33
23
13
3
21
38
52
44
42
42
30
17

Low Clouds (% Sky Obscured)

0
7
15
22
29
35
42
32
23
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

33
31
27
23
33
41
45
28
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
85
70
55
43
30
22
40
63
86
14
25
31
22
12
3
20
35
51
32
33
42
28
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
56
50
48
46
46
47
47
49
58
66
68
69
70
71
72
74
75
76
76
78
79
80
73

Pressure (mb)

1029
1029
1029
1029
1028
1028
1027
1027
1027
1026
1026
1024
1024
1023
1023
1023
1022
1022
1021
1021
1020
1020
1019
1019

Ozone (du)

370
370
369
368
366
366
367
366
366
366
366
367
367
367
368
368
368
368
369
369
368
367
366
365

Tuesday 7

Waning Gibbous 69%

03:05

09:27

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

Sun - Rise: 06:57, Set: 20:24, Transit: 13:41. Moon - Rise: 03:05, Set: 09:27. Civil Dark: 20:59 - 06:22. Nautical Dark: 21:42 - 05:39. Astro Dark: 22:29 - 04:51

Total Clouds (% Sky Obscured)

3
2
2
2
5
9
10
12
15
16
23
29
30
25
27
25
28
35
33
31
25
23
41
58

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
16
30

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
7
11

High Clouds (% Sky Obscured)

2
2
2
2
4
3
2
1
1
1
2
3
4
8
9
10
18
21
24
21
13
15
25
30

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
2
6

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
13
14
14
14
14
14
14
13
12
10
10
10
10
10
10
10
10
9
9
8
8
8
8

Chance of Frost

Temperature (°C)

10
12
14
15
17
17
18
19
18
16
15
14
13
12
11
11
10
10
10
9
9
9
8
10

Feels Like (°C)

5
6
7
8
9
15
15
15
16
16
17
12
12
11
10
10
9
7
6
6
6
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

67
62
57
53
51
51
52
53
56
61
66
68
69
70
72
75
74
76
76
76
74
73
70
67

Pressure (mb)

1019
1018
1017
1016
1016
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

364
364
363
362
361
362
362
362
361
360
359
360
360
360
361
361
362
363
363
364
364
364
363
362

Wednesday 8

Waning Gibbous 60%

03:52

No Set

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

Sun - Rise: 06:54, Set: 20:26, Transit: 13:41. Moon - Rise: 03:52, Set: No Set. Civil Dark: 21:01 - 06:19. Nautical Dark: 21:44 - 05:36. Astro Dark: 22:31 - 04:48

Total Clouds (% Sky Obscured)

74
82
91
100
100
100
100
100
100
100
86
73
60
74
86
98

Low Clouds (% Sky Obscured)

49
64
79
89
82
85
84
75
66
60
41
22
3
4
4
10

Medium Clouds (% Sky Obscured)

20
28
35
43
45
48
50
56
53
50
42
34
26
31
32
41

High Clouds (% Sky Obscured)

35
40
55
70
76
72
78
69
69
68
64
46
45
56
66
81

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

9
37
47
47
42
41
40
34
35
34
28
21
10
11
11
8

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
11
12
13
13
13
14
14
14
14
15
14
14
13
12

Chance of Frost

Temperature (°C)

11
12
13
14
15
14
15
15
13
12
11
10
10
9
9
9

Feels Like (°C)

5
6
5
5
5
10
10
10
10
10
10
6
5
5
4
5

Dew Point (°C)

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

Relative Humidity (%)

65
62
60
58
57
57
58
58
59
59
58
58
57
55
57
58

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015

Ozone (du)

361
360
360
360
361
361
362
363
364
364
365
366
368
369
372
374

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

Generated: 02/04/26 09:53:53. Forecast: 02/04/26 to 08/04/26. Timezone: UTC+2.00