Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 29%

08:52

00:21

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

Sun - Rise: 06:51, Set: 19:12, Transit: 13:02. Moon - Rise: 08:52, Set: 00:21. Civil Dark: 19:41 - 06:21. Nautical Dark: 20:16 - 05:46. Astro Dark: 20:53 - 05:10

Total Clouds (% Sky Obscured)

99
94
71
90
54
91
96
86
88
50
27
46
48
54
63
79
96
99
93
97
97
96
100
100

Low Clouds (% Sky Obscured)

89
58
43
43
30
55
58
40
24
21
27
46
48
54
62
78
93
99
91
91
93
95
100
100

Medium Clouds (% Sky Obscured)

21
14
7
33
40
47
91
69
83
43
0
0
0
0
0
0
26
75
82
92
93
83
100
100

High Clouds (% Sky Obscured)

21
21
71
90
12
43
60
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
6
5
5

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
Snow
Snow

Precipitation Probability (%)

17
3
0
1
3
0
0
0
0
0
0
0
1
1
1
3
12
17
18
21
30
36
51
57

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
0.3
0.3

Wind Speed/Direction (mph)

10
9
8
10
11
11
11
10
10
10
10
10
10
10
10
12
12
11
10
9
8
6
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
84
85
85
87
85
82
82
82
83
83
82
82
79
76
73
71
69
66
63
63
63
67

Pressure (mb)

1011
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1016
1016
1016
1016
1016
1017

Ozone (du)

340
339
341
344
343
338
337
337
341
344
348
346
349
350
357
362
367
373
381
388
392
397
402
406

Monday 23

Waxing Crescent 26%

09:40

01:40

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

Sun - Rise: 06:49, Set: 19:13, Transit: 13:02. Moon - Rise: 09:40, Set: 01:40. Civil Dark: 19:43 - 06:19. Nautical Dark: 20:18 - 05:44. Astro Dark: 20:54 - 05:08

Total Clouds (% Sky Obscured)

100
85
88
74
74
50
40
23
22
10
3
5
5
3
1
9
12
79
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
82
51
40
35
26
15
21
21
8
2
2
3
3
1
1
1
0
0
1
0
1
3
15

Medium Clouds (% Sky Obscured)

99
83
73
65
43
24
23
2
1
0
0
0
0
0
0
9
10
79
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
90
100
99
85
85
85

ISS Passover

Visibility (miles)

0
0
1
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

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

Precipitation Probability (%)

66
53
30
9
6
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.6
0.3
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
3
1
3
6
8
9
8
7
7
6
4
4
4
4
4
5
7
9
11
12
13
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-3
-4
-5
-7
-9
-9
-10
-11
-11
-12
-11
-12
-13
-13
-12
-12
-11
-10
-11
-11
-10
-9
-8

Relative Humidity (%)

80
92
96
92
84
77
76
76
77
79
78
80
80
78
71
61
58
57
53
48
47
50
54
59

Pressure (mb)

1018
1019
1020
1021
1021
1022
1022
1023
1024
1024
1025
1025
1026
1027
1027
1028
1028
1027
1026
1025
1025
1024
1023
1022

Ozone (du)

409
408
412
415
414
415
412
414
412
410
410
409
413
414
410
411
415
416
417
421
426
429
440
457

Tuesday 24

Waxing Crescent 40%

10:42

02:49

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
16 Bad
17 Bad

Sun - Rise: 06:47, Set: 19:14, Transit: 13:01. Moon - Rise: 10:42, Set: 02:49. Civil Dark: 19:44 - 06:17. Nautical Dark: 20:19 - 05:42. Astro Dark: 20:56 - 05:06

Total Clouds (% Sky Obscured)

100
98
84
89
92
75
49
58
57
54
80
73
100
100
100
100
100
100
96
80
85
90
95
97

Low Clouds (% Sky Obscured)

66
54
74
81
85
73
48
54
54
47
34
0
0
0
0
0
1
15
15
21
32
39
48
41

Medium Clouds (% Sky Obscured)

100
96
36
33
13
0
0
0
2
13
60
73
100
100
100
100
100
100
96
73
76
81
86
92

High Clouds (% Sky Obscured)

85
0
0
0
0
0
0
0
0
28
60
50
45
77
81
92
100
100
26
30
31
32
28
55

ISS Passover

Visibility (miles)

9
9
0
1
1
5
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

14
39
35
27
30
12
3
6
1
1
0
0
2
1
0
0
0
0
10
51
69
85
87
92

Precipitation Amount (mm)

0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.7
0.7
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-6
-6
-5
-5
-5
-5
-5
-6
-10
-11
-12
-14
-15
-15
-15
-14
-13
-10
-6
-4
-3
-3

Relative Humidity (%)

60
67
84
85
89
89
87
86
82
81
70
69
67
62
57
54
50
50
49
57
81
91
92
94

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1024
1025
1025
1026
1027
1027
1026
1025
1024
1023
1022
1021
1020

Ozone (du)

466
472
480
485
489
493
488
485
483
482
480
480
481
480
477
472
468
464
460
450
439
431
425
423

Wednesday 25

First Quarter 52%

11:54

03:43

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
16 Bad
17 Bad

Sun - Rise: 06:45, Set: 19:16, Transit: 13:01. Moon - Rise: 11:54, Set: 03:43. Civil Dark: 19:45 - 06:15. Nautical Dark: 20:21 - 05:40. Astro Dark: 20:57 - 05:03

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

34
28
47
67
88
91
93
95
95
96
96
95
95
96
98
97
98
97
96
95
95
97
100
93

Medium Clouds (% Sky Obscured)

96
100
100
100
100
100
100
92
97
96
90
96
97
100
56
100
77
72
91
93
77
57
40
51

High Clouds (% Sky Obscured)

78
100
100
100
100
57
30
0
0
0
0
0
0
0
15
13
10
5
10
10
10
20
25
35

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
None
Snow
None
None
Snow
Snow
Snow
Frozen rai

Precipitation Probability (%)

95
95
95
95
95
95
95
95
92
85
72
58
57
46
38
39
36
42
40
40
63
58
95
95

Precipitation Amount (mm)

0.8
0.9
0.9
1.3
1.3
1.3
0.9
0.8
0.7
0.5
0.4
0.2
0.2
0.2
0
0.1
0
0.1
0
0
0.4
0.2
1.2
1.2

Wind Speed/Direction (mph)

5
4
5
6
5
4
5
4
4
4
5
5
4
5
6
6
7
7
6
5
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-7
-8
-7
-7
-8
-7
-6
-6
-5
-5
-4
-5
-5
-5
-6
-6
-5
-6
-5
-6
-6
-5

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
94
96
96
96
96
98
98
100
98
100
100
100
98
96
94
94
96
98
96
96

Pressure (mb)

1020
1019
1019
1018
1017
1016
1015
1014
1013
1012
1011
1010
1010
1009
1009
1009
1009
1008
1008
1007
1006
1005
1004
1003

Ozone (du)

427
427
425
424
422
420
416
414
412
413
420
421
419
415
408
404
405
402
394
383
373
360
354
346

Thursday 26

Waxing Gibbous 64%

13:12

04:24

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
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

Sun - Rise: 06:43, Set: 19:17, Transit: 13:01. Moon - Rise: 13:12, Set: 04:24. Civil Dark: 19:47 - 06:13. Nautical Dark: 20:22 - 05:38. Astro Dark: 20:59 - 05:01

Total Clouds (% Sky Obscured)

91
86
89
92
94
86
88
89
93
93
24
91
87
79
73
73
66
71
76
80
87
84
80
59

Low Clouds (% Sky Obscured)

85
76
73
72
72
66
63
54
58
68
24
24
13
2
8
13
14
14
3
0
0
0
0
2

Medium Clouds (% Sky Obscured)

60
73
75
69
80
28
70
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
40
40
50
50
45
45
40
45
40
2
25
23
26
32
34
30
27
15
1
1
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
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

Frozen rai
Frozen rai
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
70
19
4
2
1
4
3
0
2
1
0
0
0
0
1
4
3
9

Precipitation Amount (mm)

2.9
2.4
3.5
1.4
0.7
0.6
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
6
5
11
16
15
15
13
12
12
11
10
10
11
11
11
12
12
12
12
12

Chance of Frost

Temperature (°C)

-1
0
1
1
1
1
4
3
1
-1
-4
-6
-7
-8
-9
-9
-8
-8
-7
-7
-7
-7
-7
-7

Feels Like (°C)

-5
-4
-3
-2
-1
-1
0
-3
-6
-8
-10
-11
-13
-14
-14
-14
-14
-14
-13
-13
-13
-12
-13
-13

Dew Point (°C)

-1
0
1
1
1
1
4
3
-1
-5
-7
-10
-11
-12
-13
-13
-13
-13
-13
-13
-13
-13
-12
-12

Relative Humidity (%)

98
98
100
98
100
100
100
100
89
77
79
74
76
74
75
71
69
65
64
62
61
63
64
68

Pressure (mb)

1002
1001
1000
1001
1001
1001
1001
1002
1004
1006
1009
1011
1013
1015
1017
1019
1020
1021
1022
1022
1023
1023
1023
1024

Ozone (du)

342
339
334
333
329
328
328
326
326
321
323
323
325
327
327
328
330
332
338
344
349
357
365
373

Friday 27

Waxing Gibbous 74%

14:31

04:55

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

Sun - Rise: 06:41, Set: 19:18, Transit: 13:01. Moon - Rise: 14:31, Set: 04:55. Civil Dark: 19:48 - 06:12. Nautical Dark: 20:24 - 05:36. Astro Dark: 21:01 - 04:59

Total Clouds (% Sky Obscured)

36
20
13
4
1
6
12
18
41
64
87
80
80
77
71
65
59
71
84
99
100
100
100
100

Low Clouds (% Sky Obscured)

4
6
4
2
0
0
0
0
0
0
0
24
48
71
61
51
41
56
71
86
91
95
100
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
8
12
27
43
58
46
26
15
10
10
9
6
1
0
2
3
10
44

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
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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 (%)

5
8
7
5
0
0
0
0
0
0
0
0
0
1
3
4
4
11
13
13
17
18
16
22

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

Chance of Frost

Temperature (°C)

-9
-10
-11
-12
-13
-14
-15
-15
-15
-16
-16
-16
-16
-15
-14
-12
-10
-7
-7
-6
-4
-4
-4
-3

Feels Like (°C)

-13
-13
-13
-17
-17
-17
-17
-17
-17
-18
-18
-19
-19
-19
-19
-15
-15
-13
-14
-13
-12
-9
-10
-10

Dew Point (°C)

-14
-15
-16
-16
-16
-17
-17
-17
-18
-18
-18
-18
-18
-18
-17
-16
-15
-13
-13
-12
-10
-11
-10
-10

Relative Humidity (%)

67
68
67
72
76
81
81
81
81
81
82
82
81
77
76
70
65
62
61
60
61
60
60
59

Pressure (mb)

1025
1026
1027
1028
1028
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027
1026
1026
1025

Ozone (du)

378
384
390
392
393
395
396
398
399
402
405
408
415
421
428
435
442
450
464
479
494
499
505
510

Saturday 28

Waxing Gibbous 83%

15:46

05:18

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: 06:40, Set: 19:20, Transit: 13:00. Moon - Rise: 15:46, Set: 05:18. Civil Dark: 19:50 - 06:10. Nautical Dark: 20:25 - 05:34. Astro Dark: 21:02 - 04:57

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
98
97
95
83
75
66
75
82
90

Low Clouds (% Sky Obscured)

95
92
88
85
83
84
83
82
87
93
98
92
89
87
73
59
45
57
67
79

Medium Clouds (% Sky Obscured)

73
91
95
96
97
96
97
100
100
100
100
95
90
85
67
49
21
8
2
0

High Clouds (% Sky Obscured)

6
9
7
7
23
22
17
10
10
5
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
4
2
4
7
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

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

Precipitation Probability (%)

17
5
23
22
29
38
41
43
39
36
35
38
37
31
29
25
17
17
16
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-5
-7
-8
-8
-7
-6
-5
-5
-5
-6
-6
-7
-7
-7
-8
-6
-6
-5
-4
-4

Feels Like (°C)

-10
-10
-9
-13
-12
-11
-11
-10
-11
-10
-11
-11
-11
-11
-11
-12
-12
-12
-10
-10

Dew Point (°C)

-10
-11
-11
-11
-10
-9
-8
-8
-7
-8
-9
-9
-10
-10
-11
-11
-12
-12
-11
-12

Relative Humidity (%)

66
71
80
79
77
76
80
82
85
84
84
83
82
80
79
71
63
56
55
52

Pressure (mb)

1025
1025
1025
1025
1024
1024
1024
1024
1023
1024
1024
1024
1025
1026
1027
1027
1028
1029
1029
1029

Ozone (du)

506
501
496
492
489
486
482
479
475
471
467
463
463
463
463
464
466
467
463
459

Forecast for Domaine-Laurentien, Laurentides, Canada (45.81,-74.06)

Generated: 22/03/26 18:28:52. Forecast: 22/03/26 to 28/03/26. Timezone: UTC-4.00