Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 92%

17:59

05:18

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Good
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:40, Set: 21:12, Transit: 13:56. Moon - Rise: 17:59, Set: 05:18. Civil Dark: 21:48 - 06:05. Nautical Dark: 22:33 - 05:19. Astro Dark: 23:26 - 04:26

Total Clouds (% Sky Obscured)

81
83
80
80
72
80
68
82
89
88
83
85
75
51
50
39
52
0
31
51
57
73
54
77

Low Clouds (% Sky Obscured)

0
7
0
39
51
54
54
65
43
49
46
18
39
24
21
0
0
0
0
0
0
27
0
0

Medium Clouds (% Sky Obscured)

60
63
54
39
31
28
19
34
41
32
29
30
23
17
20
20
31
0
31
30
31
33
31
40

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
1
3
2
0
1
1
9
19
14
14
4
3
2
0
0
3
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)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
11
12
13
14
14
14
15
16
15
16
15
13
12
12
12
12
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
51
49
59
70
80
72
59
54
53
54
54
54
55
61
58
65
74
76
77
75
67
59
59

Pressure (mb)

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

Ozone (du)

400
404
411
416
421
425
429
434
437
442
445
442
437
432
429
427
426
425
425
422
421
420
417
415

Wednesday 29

Waxing Gibbous 97%

19:11

05:31

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

Sun - Rise: 06:39, Set: 21:13, Transit: 13:56. Moon - Rise: 19:11, Set: 05:31. Civil Dark: 21:49 - 06:03. Nautical Dark: 22:35 - 05:17. Astro Dark: 23:29 - 04:23

Total Clouds (% Sky Obscured)

80
56
35
1
92
48
47
41
57
100
100
100
97
24
41
69
90
80
58
13
6
75
67
2

Low 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

Medium Clouds (% Sky Obscured)

40
50
24
1
83
48
30
25
35
65
88
98
56
0
15
2
2
15
2
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
3
46
10
50
100
100
100
88
24
26
69
90
80
56
13
6
61
67
2

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 (%)

8
11
7
3
1
1
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)

15
16
16
16
16
17
18
18
19
19
18
19
19
20
20
20
20
20
20
20
20
20
20
20

Chance of Frost

Temperature (°C)

12
13
12
11
10
10
11
13
15
16
17
18
19
20
20
20
19
18
16
15
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
60
63
65
66
67
66
62
56
55
56
53
50
50
52
54
54
56
52
46
45
46
48
47

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1016
1017
1017
1017
1018
1018
1018
1018
1018

Ozone (du)

414
413
412
408
406
403
401
399
395
392
392
389
385
382
379
376
375
373
372
371
371
373
373
373

Thursday 30

Waxing Gibbous 99%

20:23

05:45

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
16 Good
17 Good
18 Good
19 Good
20 Good
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:37, Set: 21:15, Transit: 13:56. Moon - Rise: 20:23, Set: 05:45. Civil Dark: 21:51 - 06:01. Nautical Dark: 22:37 - 05:15. Astro Dark: 23:32 - 04:20

Total Clouds (% Sky Obscured)

9
4
1
1
6
1
7
1
2
0
0
0
0
0
0
0
0
17
33
50
54
58
63
68

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
6
3
0
23

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
13
19
21
22
27

High Clouds (% Sky Obscured)

9
4
1
1
6
1
7
1
1
0
0
0
0
0
0
0
0
0
1
2
21
42
59
44

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)

20
19
18
18
17
18
18
18
17
16
15
15
15
15
14
13
11
9
9
9
9
9
8
7

Chance of Frost

Temperature (°C)

12
12
11
10
9
9
10
12
14
16
18
19
20
21
21
21
20
19
17
16
15
14
13
13

Feels Like (°C)

6
6
5
5
4
4
5
6
9
12
14
16
16
18
19
19
18
18
16
14
13
13
12
12

Dew Point (°C)

1
1
1
1
0
1
1
1
1
2
3
4
4
5
6
8
9
10
10
9
9
8
8
7

Relative Humidity (%)

46
47
50
52
54
56
53
47
42
39
37
35
35
36
38
42
47
56
65
65
67
68
68
68

Pressure (mb)

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

Ozone (du)

371
371
371
370
370
369
371
371
373
372
373
372
372
372
371
370
370
371
372
373
373
374
373
372

Friday 1

Full Moon 100%

21:35

06:00

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:35, Set: 21:16, Transit: 13:56. Moon - Rise: 21:35, Set: 06:00. Civil Dark: 21:53 - 05:59. Nautical Dark: 22:39 - 05:12. Astro Dark: 23:34 - 04:17

Total Clouds (% Sky Obscured)

71
74
80
75
76
79
89
86
86
89
91
71
43
21
52
74
99
99
100
96
95
95
92
94

Low Clouds (% Sky Obscured)

45
68
68
66
66
66
68
67
64
62
61
44
24
6
5
5
9
16
27
35
31
29
26
27

Medium Clouds (% Sky Obscured)

29
35
40
43
40
40
34
31
37
36
38
25
16
10
19
28
40
40
44
47
43
43
39
41

High Clouds (% Sky Obscured)

29
15
41
65
76
75
57
46
34
23
10
8
4
1
41
66
86
86
82
91
84
80
68
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
3
3
3
2
3
4
9
6
5
9
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
0
3
4
1
4
8
3
8
30
56
73
77
76
70
70
60
44
35
24
24
32
21
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
13
15
16
18
19
20
19
19
19
19
18
17
16
15
15
14
13
13
13

Feels Like (°C)

12
11
11
10
11
13
15
16
18
20
20
19
19
21
21
19
18
17
16
16
15
15
13
13

Dew Point (°C)

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

Relative Humidity (%)

70
70
72
72
76
75
73
71
65
60
61
71
82
80
81
85
90
93
93
95
95
96
96
98

Pressure (mb)

1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

371
371
370
369
369
370
369
370
370
371
370
370
370
368
368
366
363
360
360
361
362
362
361
362

Saturday 2

Waning Gibbous 98%

22:47

06:20

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:33, Set: 21:18, Transit: 13:56. Moon - Rise: 22:47, Set: 06:20. Civil Dark: 21:54 - 05:57. Nautical Dark: 22:41 - 05:10. Astro Dark: 23:37 - 04:14

Total Clouds (% Sky Obscured)

96
97
98
99
100
100
100
100
99
90
100
100
100
100
100
100
100
100
100
100
99
98
97
90

Low Clouds (% Sky Obscured)

30
33
42
51
59
57
58
56
59
62
66
69
72
75
73
70
69
67
68
67
72
79
85
80

Medium Clouds (% Sky Obscured)

47
83
88
99
100
100
73
100
96
67
63
69
79
90
88
87
85
81
78
71
59
42
15
14

High Clouds (% Sky Obscured)

37
24
47
75
100
100
99
93
92
90
99
100
100
100
98
92
86
77
75
82
72
53
32
23

ISS Passover

Visibility (miles)

8
9
9
5
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
Light Rain
Light Rain
None
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

24
25
30
28
21
41
39
28
44
51
51
86
77
45
69
75
63
66
65
62
59
43
23
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
13
14
15
16
16
16
16
15
15
14
13
12
12
12
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
98
98
95
95
89
71
57
54
52
55
59
64
69
76
83
86
89
92
92
91
90

Pressure (mb)

1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

364
366
366
366
369
371
374
376
380
383
383
384
381
379
376
377
378
379
378
377
376
375
374
372

Sunday 3

Waning Gibbous 97%

23:56

06:45

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:32, Set: 21:19, Transit: 13:56. Moon - Rise: 23:56, Set: 06:45. Civil Dark: 21:56 - 05:55. Nautical Dark: 22:43 - 05:08. Astro Dark: 23:40 - 04:11

Total Clouds (% Sky Obscured)

84
78
80
82
85
79
71
65
54
46
39
55
65
74
73
76
75
70
62
55
56
57
60
66

Low Clouds (% Sky Obscured)

76
78
80
82
84
79
71
65
54
44
31
37
46
53
50
48
45
40
34
28
31
34
38
49

Medium Clouds (% Sky Obscured)

8
4
18
30
40
39
44
65
54
46
35
25
15
4
21
38
55
68
62
55
56
57
60
59

High Clouds (% Sky Obscured)

17
8
18
29
40
28
14
5
3
4
15
15
10
10
15
14
23
28
34
49
56
53
50
35

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 (%)

8
3
13
16
18
21
21
17
22
22
19
25
26
21
31
28
13
15
10
1
1
1
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
9
10
10
10
10
10
11
11
11
12
15
15
15
15
15
15
12
12
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

91
90
90
91
91
93
87
83
78
70
65
58
56
56
54
58
61
66
69
74
79
78
81
82

Pressure (mb)

1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

372
372
372
371
371
370
370
370
370
371
373
374
375
376
376
376
376
376
378
379
381
382
384
385

Monday 4

Waning Gibbous 95%

00:57

07:18

Sun - Rise: 06:30, Set: 21:21, Transit: 13:55. Moon - Rise: 00:57, Set: 07:18. Civil Dark: 21:58 - 05:53. Nautical Dark: 22:45 - 05:06. Astro Dark: 23:43 - 04:08

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Saint-Martin-du-Bec, Seine-Maritime, France (49.60,0.21)

Generated: 28/04/26 03:09:31. Forecast: 28/04/26 to 04/05/26. Timezone: UTC+2.00