Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 0%

06:36

17:27

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
12 Bad
13 Bad

Sun - Rise: 06:49, Set: 18:53, Transit: 12:52. Moon - Rise: 06:36, Set: 17:27. Civil Dark: 19:24 - 06:19. Nautical Dark: 20:00 - 05:43. Astro Dark: 20:36 - 05:06

Total Clouds (% Sky Obscured)

93
94
96
100
100
100
91
82
86
91
86
80
75
76
73
72
74
71
55
40
47
55
50
25

Low Clouds (% Sky Obscured)

93
94
96
100
100
100
91
82
83
82
81
80
75
76
73
72
74
71
55
30
33
40
50
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
2
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
2
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
1
1
1
0
1
1
1
1
1
2
3
3
2
2
2
5
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
5
8
12
17
30
28
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

42
42
0
35
22
23
16
18
10
9
16
7
5
4
5
5
2
1
3
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.1
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
20
19
17
17
16
15
14
13
12
11
10
10
9
8
7
6
6
5
7
8
10
10
10

Chance of Frost

Temperature (°C)

-10
-11
-12
-13
-15
-16
-18
-19
-19
-20
-21
-21
-22
-23
-24
-24
-25
-25
-24
-23
-21
-20
-18
-16

Feels Like (°C)

-17
-18
-19
-20
-22
-23
-25
-26
-26
-27
-27
-27
-28
-28
-29
-29
-30
-30
-29
-28
-27
-25
-24
-22

Dew Point (°C)

-11
-12
-14
-15
-17
-19
-21
-22
-23
-24
-24
-24
-25
-26
-27
-27
-28
-28
-27
-27
-26
-24
-22
-21

Relative Humidity (%)

87
86
81
81
81
79
77
75
75
71
73
73
72
72
72
73
72
72
73
67
65
68
68
69

Pressure (mb)

997
999
1000
1002
1005
1007
1010
1011
1013
1014
1016
1017
1018
1019
1020
1022
1023
1024
1025
1026
1027
1028
1028
1029

Ozone (du)

413
423
436
456
470
472
478
481
486
483
480
484
489
490
489
487
473
468
460
451
443
440
439
438

Wednesday 18

New Moon 1%

06:52

18:44

14 OK
15 OK
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

Sun - Rise: 06:47, Set: 18:55, Transit: 12:52. Moon - Rise: 06:52, Set: 18:44. Civil Dark: 19:25 - 06:16. Nautical Dark: 20:01 - 05:41. Astro Dark: 20:38 - 05:04

Total Clouds (% Sky Obscured)

25
30
100
77
75
85
98
98
99
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98

Low Clouds (% Sky Obscured)

25
30
30
30
30
37
48
28
29
45
49
45
45
45
85
86
90
88
85
95
96
96
95
93

Medium Clouds (% Sky Obscured)

0
0
57
57
45
65
94
93
91
90
96
95
92
95
97
100
100
100
100
100
90
85
82
83

High Clouds (% Sky Obscured)

3
3
48
12
5
1
17
4
0
0
7
14
5
5
9
21
29
34
10
3
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
9
2
0
0
0
3
0
0
0
0
0
12
14
7
1
2
19
33
37
41
37
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.1
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-21
-20
-19
-18
-18
-19
-20
-20
-20
-20
-20
-20
-20
-20
-20
-19
-19
-19
-18
-16
-15
-14
-13
-12

Dew Point (°C)

-19
-18
-17
-17
-16
-17
-18
-17
-18
-18
-19
-19
-19
-19
-18
-17
-17
-17
-16
-14
-12
-11
-9
-8

Relative Humidity (%)

69
70
71
70
79
82
83
86
83
82
81
82
81
81
85
86
88
86
84
88
88
88
90
89

Pressure (mb)

1028
1028
1028
1028
1028
1029
1031
1031
1032
1031
1031
1030
1030
1029
1028
1028
1027
1027
1026
1025
1024
1023
1022
1021

Ozone (du)

438
437
431
426
425
421
419
417
414
408
404
401
399
398
399
402
405
405
406
405
404
403
405
406

Thursday 19

Waxing Crescent 0%

07:10

20:04

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
12 Bad
13 Bad

Sun - Rise: 06:45, Set: 18:56, Transit: 12:51. Moon - Rise: 07:10, Set: 20:04. Civil Dark: 19:27 - 06:14. Nautical Dark: 20:03 - 05:38. Astro Dark: 20:40 - 05:01

Total Clouds (% Sky Obscured)

97
98
98
99
100
99
100
100
100
100
99
97
100
98
97
95
66
80
84
93
85
90
54
56

Low Clouds (% Sky Obscured)

95
94
95
97
100
95
100
100
100
100
97
94
100
92
92
91
65
76
77
75
69
73
46
51

Medium Clouds (% Sky Obscured)

82
83
82
78
85
83
91
95
98
83
74
13
1
0
0
0
0
0
0
5
6
15
9
15

High Clouds (% Sky Obscured)

0
0
0
2
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
0
1
0
0
0
3
2
2
3
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
6
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

52
56
57
65
70
76
77
93
95
88
54
37
51
49
38
17
14
10
7
9
6
6
5
0

Precipitation Amount (mm)

0.2
0.3
0.3
0.4
0.4
0.4
0.4
0.6
0.8
0.6
0.2
0
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-5
-5
-5
-5
-6
-6
-6
-6
-5
-6
-6
-6
-7
-8
-9
-11
-13
-11
-9
-9
-8
-7
-6

Feels Like (°C)

-11
-10
-10
-10
-9
-9
-9
-9
-9
-8
-9
-10
-10
-9
-11
-12
-14
-17
-14
-13
-13
-12
-12
-10

Dew Point (°C)

-8
-7
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-7
-7
-8
-10
-11
-15
-12
-11
-11
-11
-10
-9

Relative Humidity (%)

85
89
92
92
96
94
96
96
96
98
96
96
94
96
96
94
94
90
94
90
82
77
77
76

Pressure (mb)

1019
1018
1017
1017
1016
1016
1016
1015
1014
1014
1013
1013
1013
1013
1014
1015
1015
1016
1016
1016
1017
1017
1016
1016

Ozone (du)

407
409
414
415
416
413
411
411
411
412
415
420
422
424
427
431
431
431
428
423
419
417
417
412

Friday 20

Waxing Crescent 4%

07:31

21:26

14 OK
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
12 Bad
13 Bad

Sun - Rise: 06:43, Set: 18:58, Transit: 12:51. Moon - Rise: 07:31, Set: 21:26. Civil Dark: 19:28 - 06:12. Nautical Dark: 20:04 - 05:36. Astro Dark: 20:41 - 04:59

Total Clouds (% Sky Obscured)

31
63
80
83
83
85
85
86
87
80
65
55
55
55
52
53
55
53
63
82
100
100
100
100

Low Clouds (% Sky Obscured)

29
61
80
83
83
73
83
83
84
74
65
55
37
50
45
52
50
43
35
40
45
55
68
69

Medium Clouds (% Sky Obscured)

2
1
17
33
40
40
40
45
55
70
65
55
55
1
1
3
3
4
12
23
66
100
93
100

High Clouds (% Sky Obscured)

0
2
6
39
65
60
60
50
40
35
35
2
0
0
0
0
0
0
25
50
70
60
60
55

ISS Passover

Visibility (miles)

9
9
9
9
9
5
2
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
4
4

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

0
0
0
12
2
2
20
41
54
54
43
40
24
21
22
22
25
18
15
8
16
18
9
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-8
-8
-9
-10
-10
-9
-10
-10
-10
-10
-12
-13
-14
-14
-13
-11
-9
-8
-8
-8
-7

Relative Humidity (%)

76
74
76
82
87
92
94
94
96
94
94
96
94
96
94
92
90
94
94
94
90
85
82
84

Pressure (mb)

1015
1015
1015
1014
1015
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020
1019
1019
1019
1018
1017

Ozone (du)

410
409
410
408
405
404
403
405
406
408
409
409
410
409
409
410
413
416
418
420
421
422
423
422

Saturday 21

Waxing Crescent 10%

07:57

22:50

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
12 Bad
13 Bad

Sun - Rise: 06:41, Set: 18:59, Transit: 12:51. Moon - Rise: 07:57, Set: 22:50. Civil Dark: 19:30 - 06:10. Nautical Dark: 20:06 - 05:34. Astro Dark: 20:43 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

78
89
97
98
96
87
100
100
100
100
99
99
100
100
100
100
95
95
93
94
98
97
97
96

Medium Clouds (% Sky Obscured)

64
34
33
89
100
100
100
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

55
55
100
100
100
100
83
63
40
30
30
35
87
74
62
74
77
76
80
89
100
73
37
0

ISS Passover

Visibility (miles)

4
7
8
8
5
1
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

10
21
22
50
73
91
95
95
95
95
95
95
67
72
77
74
73
72
66
61
55
57
57
53

Precipitation Amount (mm)

0
0
0
0.2
0.4
0.6
0.8
1
1.1
0.9
0.8
0.8
0.3
0.3
0.4
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-8
-8
-10
-10
-10
-10
-10
-10
-10
-9
-10
-10
-10
-10
-10
-10
-8
-7
-7
-6
-5

Dew Point (°C)

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

Relative Humidity (%)

85
81
79
79
89
96
96
98
96
96
96
96
96
96
98
96
96
96
96
98
98
100
100
98

Pressure (mb)

1017
1016
1014
1013
1013
1012
1011
1009
1008
1007
1006
1004
1003
1014
1013
1013
1012
1011
1011
1010
1009
1009
1008
1008

Ozone (du)

414
407
405
408
407
408
402
399
394
389
386
386
387
387
386
385
383
381
380
371
363
354
351
347

Sunday 22

Waxing Crescent 18%

08:32

00:15

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
12 Bad
13 Bad

Sun - Rise: 06:39, Set: 19:00, Transit: 12:50. Moon - Rise: 08:32, Set: 00:15. Civil Dark: 19:31 - 06:08. Nautical Dark: 20:07 - 05:32. Astro Dark: 20:45 - 04:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
97
97
97
97
97
97
97
98
98
98
99
84
68
52

Low Clouds (% Sky Obscured)

97
97
97
95
94
93
93
92
92
90
89
88
90
92
92
89
87
86
83
82
78
70
56
44

Medium Clouds (% Sky Obscured)

99
98
97
97
97
97
96
95
95
94
96
97
97
97
97
97
97
97
96
95
94
78
64
52

High Clouds (% Sky Obscured)

0
0
0
0
0
15
69
63
54
44
30
18
12
6
0
0
0
0
16
33
46
34
28
22

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
1
1
1
1
1
0
3
6
9
9
9
9
9
9
9
9
9

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

58
65
68
78
85
92
87
82
74
72
70
68
61
52
41
33
28
21
23
20
14
18
20
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
0
-0
-1
-1
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-11
-11
-12
-13
-12
-11
-11
-10
-10

Feels Like (°C)

-5
-3
-2
-3
-4
-3
-4
-5
-6
-6
-7
-7
-8
-12
-13
-13
-14
-14
-14
-19
-19
-19
-19
-19

Dew Point (°C)

0
0
-0
-1
-1
-1
-3
-4
-5
-7
-7
-8
-9
-10
-12
-13
-14
-15
-15
-15
-14
-13
-13
-13

Relative Humidity (%)

100
100
100
100
100
100
98
96
92
89
90
90
90
87
85
83
81
79
79
79
81
83
81
80

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1011
1012
1013
1014
1015
1015
1016
1016
1017
1017

Ozone (du)

344
344
345
345
344
343
342
344
346
348
349
350
351
355
359
362
368
374
380
382
384
386
388
390

Monday 23

Waxing Crescent 29%

09:19

01:36

14 Bad
15 Bad
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 OK

Sun - Rise: 06:37, Set: 19:02, Transit: 12:50. Moon - Rise: 09:19, Set: 01:36. Civil Dark: 19:32 - 06:06. Nautical Dark: 20:09 - 05:30. Astro Dark: 20:46 - 04:52

Total Clouds (% Sky Obscured)

40
23
14
29
44
58
62
65
69
53
38
23
23
26
33
36
31
18

Low Clouds (% Sky Obscured)

37
23
14
29
44
57
58
58
55
47
38
23
23
26
33
33
30
18

Medium Clouds (% Sky Obscured)

40
23
14
24
13
8
3
1
0
0
0
0
2
3
5
15
23
18

High Clouds (% Sky Obscured)

16
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
13

Precipitation Type

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

Precipitation Probability (%)

30
29
22
21
18
7
10
9
3
4
3
1
4
5
3
2
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-10
-10
-10
-12
-13
-15
-15
-16
-17
-17
-17
-18
-20
-22
-23
-21
-19

Feels Like (°C)

-18
-16
-16
-17
-18
-18
-18
-23
-23
-23
-23
-23
-23
-23
-23
-22
-23
-25

Dew Point (°C)

-12
-13
-13
-13
-15
-17
-18
-18
-19
-20
-20
-20
-21
-23
-24
-26
-24
-22

Relative Humidity (%)

78
78
77
78
76
76
77
77
75
76
75
77
76
77
76
76
77
81

Pressure (mb)

1017
1018
1019
1020
1021
1023
1024
1025
1027
1028
1029
1029
1030
1031
1032
1033
1033
1033

Ozone (du)

392
396
400
404
405
406
407
407
407
407
405
404
403
404
405
406
407
409

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

Generated: 17/03/26 14:20:36. Forecast: 17/03/26 to 23/03/26. Timezone: UTC-4.00