Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 98%

18:06

04:38

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
10 Bad
11 Bad

Sun - Rise: 05:28, Set: 19:53, Transit: 12:41. Moon - Rise: 18:06, Set: 04:38. Civil Dark: 20:27 - 04:53. Nautical Dark: 21:10 - 04:11. Astro Dark: 21:59 - 03:21

Total Clouds (% Sky Obscured)

51
60
71
99
100
93
97
100
100
100
100
85
98
100
100
100
100
100
100
100
100
100
98
100

Low Clouds (% Sky Obscured)

51
60
71
96
100
86
83
88
35
54
39
27
44
83
100
100
100
100
100
99
100
100
96
100

Medium Clouds (% Sky Obscured)

51
60
71
95
46
38
37
40
57
90
64
62
95
48
62
52
100
59
77
38
46
99
78
100

High Clouds (% Sky Obscured)

51
53
71
74
76
60
59
86
86
99
100
52
93
100
100
100
100
100
100
96
88
76
63
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
4
2
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
67
87
95
99
62
70
14
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
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

18
18
11
10
21
7
13
5
15
3
1
0
0
0
1
3
15
61
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
0.6
1.6
2.2
2.2
2.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
10
8
9
9
9
9
8
8
7
6
5
4
4
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
68
68
75
68
74
80
80
82
87
90
94
98
98
98
98
96
96
96
96
98
96
96
98

Pressure (mb)

1013
1013
1013
1012
1012
1011
1010
1010
1010
1011
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

359
364
366
365
364
364
364
364
366
361
365
366
362
363
365
363
363
363
361
359
361
361
362
365

Thursday 30

Waxing Gibbous 100%

19:16

04:57

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
10 Bad
11 Bad

Sun - Rise: 05:26, Set: 19:55, Transit: 12:41. Moon - Rise: 19:16, Set: 04:57. Civil Dark: 20:29 - 04:52. Nautical Dark: 21:12 - 04:09. Astro Dark: 22:01 - 03:19

Total Clouds (% Sky Obscured)

100
96
100
100
97
98
100
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
96
95
94
95
97
100
93
94
96
94
95
100
100
100
95
91
99
99
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
77
86
71
79
77
82
91
42
39
54
57
98
57
26
20
8
32
25
38
39
46
77
56

High Clouds (% Sky Obscured)

97
60
60
29
70
70
83
85
85
85
48
5
0
5
4
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
1
7
1
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
13
23
45
45
52
45
47
51
45
41
67
70
83
22
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
85
85
86
76
67
60
66
71
61
47
36
24
29
37
36
40
34
30
35
35

Precipitation Amount (mm)

2.3
1.3
1.1
1
0.4
0.4
0.4
0.3
0.2
0
0.3
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
98
98
98
98
100
98
98
100
98
98
98
96
100
96
98
100
98
98
98
100

Pressure (mb)

1007
1007
1006
1006
1006
1006
1007
1007
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1009
1009

Ozone (du)

369
375
380
379
376
376
374
370
369
367
369
373
374
375
375
374
376
377
378
379
380
384
388
389

Friday 1

Full Moon 100%

20:26

05:19

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
10 Bad
11 Bad

Sun - Rise: 05:24, Set: 19:56, Transit: 12:41. Moon - Rise: 20:26, Set: 05:19. Civil Dark: 20:30 - 04:50. Nautical Dark: 21:14 - 04:07. Astro Dark: 22:03 - 03:16

Total Clouds (% Sky Obscured)

100
100
100
94
91
93
88
87
88
90
90
90
72
61
85
90
85
80
74
68
82
69
87
91

Low Clouds (% Sky Obscured)

100
100
100
83
76
84
76
66
63
65
70
80
58
50
70
65
60
65
61
51
60
41
63
70

Medium Clouds (% Sky Obscured)

30
30
30
25
25
25
25
25
20
25
25
10
1
1
1
0
0
0
0
7
11
15
18
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
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
2
9
9
9
9
9
9
9
9
9
8
9
3

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

Precipitation Probability (%)

40
37
33
35
34
34
20
23
17
17
4
13
1
2
2
3
4
6
3
12
3
6
13
16

Precipitation Amount (mm)

0.1
0.1
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
96
96
100
98
96
96
96
94
87
89
91
84
84
82
86
84
81
75
62
54

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013
1012

Ozone (du)

391
394
396
397
398
398
400
400
399
398
399
403
406
409
414
416
415
416
420
419
418
416
417
418

Saturday 2

Waning Gibbous 98%

21:35

05:48

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
10 Bad
11 Bad

Sun - Rise: 05:23, Set: 19:58, Transit: 12:41. Moon - Rise: 21:35, Set: 05:48. Civil Dark: 20:32 - 04:48. Nautical Dark: 21:15 - 04:05. Astro Dark: 22:06 - 03:14

Total Clouds (% Sky Obscured)

89
97
97
98
99
98
90
89
52
51
49
48
57
57
88
81
93
94
93
49
91
95
98
98

Low Clouds (% Sky Obscured)

70
71
73
81
88
89
81
81
42
45
47
46
45
46
83
75
88
90
73
39
82
90
95
91

Medium Clouds (% Sky Obscured)

54
63
58
61
59
57
56
51
52
49
39
29
32
34
29
25
20
25
73
22
55
67
56
63

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)

5
5
3
2
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
3
2

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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
17
24
21
26
35
37
40
40
38
33
39
36
33
30
27
21
17
12
16
22
22
24
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
51
54
50
52
49
51
60
77
84
84
84
84
83
83
79
79
78
74
66
57
48
51
49

Pressure (mb)

1012
1012
1011
1011
1011
1011
1012
1012
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1009

Ozone (du)

420
420
421
422
424
423
419
416
412
408
407
406
404
403
399
397
393
394
396
398
398
398
399
401

Sunday 3

Waning Gibbous 94%

22:41

06:24

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

Sun - Rise: 05:21, Set: 19:59, Transit: 12:41. Moon - Rise: 22:41, Set: 06:24. Civil Dark: 20:33 - 04:47. Nautical Dark: 21:17 - 04:03. Astro Dark: 22:08 - 03:11

Total Clouds (% Sky Obscured)

98
97
95
94
93
91
85
77
56
63
32
29
25
16
32
48
63
73
84
94
96
98
100
100

Low Clouds (% Sky Obscured)

89
84
81
81
76
76
78
76
48
56
20
15
11
4
13
21
29
37
47
57
72
87
100
100

Medium Clouds (% Sky Obscured)

67
61
80
94
93
86
77
12
9
7
4
7
6
4
17
30
43
59
75
91
91
89
84
82

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
9
2
2
2
2
2
2
0
0
3
9
18
21
38
49
59
51

ISS Passover

Visibility (miles)

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

Snow
Sleet
None
None
None
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow

Precipitation Probability (%)

37
49
42
44
39
31
33
7
3
2
0
1
1
0
0
0
0
12
23
34
43
55
68
63

Precipitation Amount (mm)

0.1
0.2
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
49
45
52
56
55
59
65
80
84
84
84
84
81
79
81
81
81
83
84
86
89
93
94

Pressure (mb)

1009
1008
1008
1008
1007
1007
1008
1008
1009
1009
1010
1010
1010
1010
1010
1009
1009
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

402
402
403
403
404
407
409
412
413
414
415
417
417
418
419
418
416
415
412
409
406
405
404
402

Monday 4

Waning Gibbous 89%

23:39

07:11

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
10 Bad
11 Bad

Sun - Rise: 05:20, Set: 20:00, Transit: 12:41. Moon - Rise: 23:39, Set: 07:11. Civil Dark: 20:35 - 04:45. Nautical Dark: 21:19 - 04:01. Astro Dark: 22:10 - 03:09

Total Clouds (% Sky Obscured)

100
100
99
97
97
95
93
91
95
98
100
94
72
57
72
84
100
100
100
100
100
99
100
99

Low Clouds (% Sky Obscured)

99
99
96
94
88
74
63
54
63
73
82
70
61
50
65
80
95
95
96
98
97
95
94
88

Medium Clouds (% Sky Obscured)

86
93
85
74
53
55
64
76
85
92
97
81
69
57
47
36
25
49
73
97
93
88
80
77

High Clouds (% Sky Obscured)

28
0
1
2
4
2
1
15
87
95
100
86
65
37
46
55
58
58
62
69
73
76
75
60

ISS Passover

Visibility (miles)

0
0
0
1
1
2
4
7
9
7
4
1
1
0
0
0
0
0
0
0
0
1
1
2

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

Precipitation Probability (%)

61
63
59
53
46
45
41
27
33
46
62
69
79
89
75
60
45
93
95
95
95
95
95
87

Precipitation Amount (mm)

0.3
0.3
0.3
0.2
0
0
0
0
0
0
0.4
0.5
0.6
0.8
0.5
0.3
0
0.6
1.2
1.7
1.3
1
0.8
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
98
96
98
96
96
98
98
98
98
98
98
98
100
98
98
98
98
98
98

Pressure (mb)

1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1003
1002
1002
1001
1000
1000
999
999
999
1000

Ozone (du)

404
405
406
406
405
405
406
407
408
409
410
411
414
417
420
418
416
414
413
411
410
409
408
407

Tuesday 5

Waning Gibbous 82%

00:29

08:07

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

Sun - Rise: 05:18, Set: 20:02, Transit: 12:41. Moon - Rise: 00:29, Set: 08:07. Civil Dark: 20:36 - 04:43. Nautical Dark: 21:21 - 03:59. Astro Dark: 22:13 - 03:06

Total Clouds (% Sky Obscured)

99
99
99
100
100
99
99
98
99
99
100
99
97
96
95
93
90
90
92
97

Low Clouds (% Sky Obscured)

85
81
79
74
68
60
52
43
57
69
78
79
75
74
66
58
45
43
41
35

Medium Clouds (% Sky Obscured)

74
70
74
77
83
89
93
96
78
59
40
45
49
54
40
29
17
13
10
6

High Clouds (% Sky Obscured)

55
50
66
76
90
93
97
96
87
79
71
72
54
4
6
13
19
46
73
97

ISS Passover

Visibility (miles)

4
6
8
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

Precipitation Type

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

Precipitation Probability (%)

68
42
38
34
30
25
19
10
8
8
7
6
6
2
6
6
4
5
4
1

Precipitation Amount (mm)

0.3
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
13
12
12
12
10
8
6
6
5
6
6
6
6
5
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
93
88
85
81
86
91
94
94
93
91
91
91
92
91
91
89
84
80

Pressure (mb)

999
999
999
999
999
999
1000
1001
1002
1003
1004
1005
1005
1006
1006
1007
1007
1008
1008
1008

Ozone (du)

406
405
405
405
406
407
410
412
414
418
421
425
425
426
426
426
426
426
425
424

Forecast for Sainte-Brigitte-de-Laval, Capitale-Nationale, Canada (47.33,-71.14)

Generated: 29/04/26 12:11:22. Forecast: 29/04/26 to 05/05/26. Timezone: UTC-4.00