Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 21%

08:12

21:23

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 OK
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good

Sun - Rise: 06:37, Set: 17:24, Transit: 12:00. Moon - Rise: 08:12, Set: 21:23. Civil Dark: 17:54 - 06:07. Nautical Dark: 18:28 - 05:33. Astro Dark: 19:02 - 04:59

Total Clouds (% Sky Obscured)

67
74
80
100
100
100
99
100
98
95
95
96
84
64
19
3
0
2
2
2
4
2
3
3

Low Clouds (% Sky Obscured)

67
74
80
92
87
82
83
85
87
90
88
81
74
59
12
3
0
2
2
2
3
2
3
3

Medium Clouds (% Sky Obscured)

67
74
80
100
100
100
98
99
95
88
90
68
28
10
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

67
58
80
48
76
21
8
4
2
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
5
7
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

91
94
95
87
72
68
67
58
62
60
48
35
24
13
7
5
2
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.9
1.1
0.8
0.5
0.3
0.3
0.3
0.2
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
8
7
7
7
7
7
7
8
7
6
6
6
7
8
8
8
8
8
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
98
94
94
94
96
92
94
92
92
92
88
87
82
73
66
68
69
73
81
87
90
88

Pressure (mb)

1006
1007
1006
1006
1006
1006
1007
1007
1008
1009
1010
1011
1013
1014
1014
1015
1015
1015
1016
1017
1018
1019
1020
1020

Ozone (du)

389
392
396
399
404
408
411
407
407
409
412
414
411
407
403
401
401
404
405
407
410
414
416
417

Saturday 21

Waxing Crescent 32%

08:36

22:42

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

Sun - Rise: 06:35, Set: 17:25, Transit: 12:00. Moon - Rise: 08:36, Set: 22:42. Civil Dark: 17:55 - 06:06. Nautical Dark: 18:29 - 05:31. Astro Dark: 19:03 - 04:57

Total Clouds (% Sky Obscured)

3
13
17
18
18
15
3
3
3
3
3
4
3
4
3
4
27
72
93
86
75
86
79
59

Low Clouds (% Sky Obscured)

1
10
13
14
11
9
1
2
1
1
1
1
2
2
2
2
15
11
2
6
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
62
45
22
29
24
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
65
80
80
75
80
79
59

ISS Passover

Visibility (miles)

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

Chance of Frost

Temperature (°C)

-9
-9
-10
-11
-12
-13
-14
-14
-15
-15
-15
-16
-13
-10
-7
-4
-1
1
2
2
2
-1
-3
-4

Feels Like (°C)

-11
-12
-12
-14
-15
-16
-16
-16
-17
-17
-17
-18
-15
-12
-8
-6
-4
-3
-2
-2
-2
-4
-7
-8

Dew Point (°C)

-10
-11
-11
-13
-14
-15
-16
-16
-16
-17
-17
-18
-16
-13
-10
-7
-4
-2
-1
-1
-2
-3
-5
-6

Relative Humidity (%)

88
88
88
86
86
86
86
86
86
86
86
83
83
80
76
76
78
81
81
80
77
84
86
84

Pressure (mb)

1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1022
1022
1021
1021
1020
1020
1020
1021
1020

Ozone (du)

419
420
421
423
423
426
427
426
423
420
419
417
415
413
412
411
414
410
409
410
410
408
409
407

Sunday 22

Waxing Crescent 43%

09:06

00:02

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
18 Bad
19 Bad

Sun - Rise: 06:34, Set: 17:27, Transit: 12:00. Moon - Rise: 09:06, Set: 00:02. Civil Dark: 17:56 - 06:04. Nautical Dark: 18:31 - 05:30. Astro Dark: 19:05 - 04:55

Total Clouds (% Sky Obscured)

60
74
50
50
50
54
65
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
1
2
1
1
1
4
2
8
2
5
2
2
3
2
13
16
16
33
40
57
67
73
77

Medium Clouds (% Sky Obscured)

47
66
33
23
50
54
65
77
67
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

60
70
50
50
50
54
44
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
9
9
9
9
9
9
9
4
5
5
2
4
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
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
7
24
3
6
16
21
28

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
4
4
4
4
3
3
3
3
4
4
5
5
7
9
10
11
11
12
12
11
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
87
85
85
90
90
88
90
88
90
86
81
78
77
79
79
78
82
84
85
85
85
90

Pressure (mb)

1020
1020
1020
1019
1018
1018
1017
1017
1017
1016
1015
1015
1015
1013
1012
1011
1010
1009
1008
1007
1007
1007
1007
1006

Ozone (du)

407
408
409
410
409
408
407
407
405
405
407
410
411
413
416
422
422
423
425
427
430
432
434
429

Monday 23

Waxing Crescent 55%

09:45

01:23

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
18 Bad
19 Bad

Sun - Rise: 06:32, Set: 17:28, Transit: 12:00. Moon - Rise: 09:45, Set: 01:23. Civil Dark: 17:58 - 06:02. Nautical Dark: 18:32 - 05:28. Astro Dark: 19:06 - 04:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
95
95
94
92
89
88
85
81

Low Clouds (% Sky Obscured)

87
87
91
91
90
85
84
84
88
93
97
98
99
100
98
96
94
92
90
87
81
82
83
44

Medium Clouds (% Sky Obscured)

100
100
100
83
71
93
80
37
28
19
70
17
4
0
0
0
0
0
1
2
3
3
3
32

High Clouds (% Sky Obscured)

100
100
95
89
84
89
95
100
98
95
93
62
30
0
0
0
0
0
0
1
1
0
0
6

ISS Passover

Visibility (miles)

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

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 (%)

33
29
27
30
26
22
20
21
28
30
30
30
32
28
28
27
24
23
17
19
14
16
5
9

Precipitation Amount (mm)

0.1
0.1
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
9
9
9
9
8
7
6
5
6
7
7
8
10
10
10
11
11
11
11
10
8
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-13
-13
-13
-14
-15
-15
-16
-17
-16
-16
-16
-16
-15
-15
-14
-14
-15
-16
-16
-17
-18
-18

Dew Point (°C)

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

Relative Humidity (%)

90
88
90
88
90
92
90
90
92
90
88
90
88
86
83
81
82
80
82
80
83
85
83
84

Pressure (mb)

1006
1006
1006
1006
1005
1005
1006
1006
1006
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1010
1010
1011
1012
1013

Ozone (du)

425
425
427
424
423
422
418
418
416
415
414
421
416
420
426
429
424
425
424
429
429
427
424
426

Tuesday 24

First Quarter 67%

10:37

02:38

20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
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
18 Bad
19 Bad

Sun - Rise: 06:30, Set: 17:29, Transit: 12:00. Moon - Rise: 10:37, Set: 02:38. Civil Dark: 17:59 - 06:01. Nautical Dark: 18:33 - 05:26. Astro Dark: 19:07 - 04:52

Total Clouds (% Sky Obscured)

86
84
69
59
50
39
50
50
51
60
65
79
92
100
100
99
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
68
57
34
5
0
0
0
0
0
16
59
81
91
93
94
97
98
99
100
100
99
99
92

Medium Clouds (% Sky Obscured)

47
30
46
39
50
36
50
50
51
60
65
79
92
100
99
97
96
97
99
100
100
100
100
100

High Clouds (% Sky Obscured)

7
8
3
6
2
15
45
45
5
54
39
39
34
25
12
9
4
34
61
88
86
79
76
84

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

8
5
7
6
2
1
1
0
0
0
0
0
0
0
20
31
41
56
64
68
70
73
72
72

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-14
-13
-13
-13
-14
-15
-17
-16
-15
-15
-15
-16
-13
-11
-8
-6
-4
-3
-3
-3
-3
-3
-3
-3

Feels Like (°C)

-18
-18
-18
-18
-18
-19
-21
-20
-19
-19
-20
-20
-19
-18
-17
-16
-15
-14
-7
-7
-7
-6
-5
-4

Dew Point (°C)

-16
-15
-15
-16
-16
-17
-19
-18
-17
-17
-18
-18
-15
-14
-11
-9
-7
-5
-5
-4
-4
-4
-5
-5

Relative Humidity (%)

83
83
83
83
84
84
84
83
82
82
82
82
81
78
77
79
81
82
86
89
91
89
89
89

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1012
1012
1011
1009
1008
1006
1005
1004
1003
1003
1002
1002

Ozone (du)

432
432
436
444
446
446
451
453
459
466
463
464
464
464
464
464
463
462
462
461
461
462
464
465

Wednesday 25

Waxing Gibbous 63%

11:43

03:42

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
18 Bad
19 Bad

Sun - Rise: 06:28, Set: 17:31, Transit: 12:00. Moon - Rise: 11:43, Set: 03:42. Civil Dark: 18:00 - 05:59. Nautical Dark: 18:35 - 05:25. Astro Dark: 19:09 - 04:50

Total Clouds (% Sky Obscured)

100
100
99
98
97
98
99
100
94
90
88
90
90
87
92
96
100
97
94
91
94
96
98
91

Low Clouds (% Sky Obscured)

86
82
84
86
88
90
95
100
93
86
78
77
75
74
83
91
100
93
86
79
61
43
25
41

Medium Clouds (% Sky Obscured)

99
99
98
98
97
89
82
75
59
44
28
20
13
0
1
2
3
2
1
0
0
0
0
0

High Clouds (% Sky Obscured)

91
100
74
48
22
13
5
0
0
0
0
0
0
0
0
0
0
8
15
18
31
42
61
56

ISS Passover

Visibility (miles)

6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4
4
4
4

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

70
66
73
77
80
81
80
69
60
54
45
41
41
42
33
32
30
25
24
21
15
13
3
4

Precipitation Amount (mm)

0.3
0.2
0.3
0.4
0.4
0.5
0.5
0.4
0.3
0.2
0.1
0.1
0.1
0.1
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-2
-2
-2
-3
-2
-2
-3
-2
-4
-6
-7
-7
-6
-5
-5
-5
-5
-5
-6
-6
-9
-12
-14

Feels Like (°C)

-7
-7
-6
-7
-8
-7
-6
-6
-6
-6
-5
-3
-11
-12
-12
-12
-13
-13
-10
-10
-11
-11
-12
-12

Dew Point (°C)

-4
-3
-3
-3
-4
-3
-3
-3
-3
-5
-7
-9
-8
-8
-7
-7
-7
-7
-8
-8
-8
-11
-14
-16

Relative Humidity (%)

91
92
94
96
94
96
96
96
94
94
90
89
89
89
87
87
85
84
84
84
84
87
86
88

Pressure (mb)

1001
1001
1000
1000
1000
1000
1000
1001
1001
1003
1005
1007
1008
1009
1011
1011
1012
1013
1013
1013
1013
1014
1015
1016

Ozone (du)

470
475
480
481
482
483
482
480
479
478
477
476
476
475
475
470
465
459
453
446
439
435
431
427

Thursday 26

Waxing Gibbous 78%

12:58

04:33

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

Sun - Rise: 06:27, Set: 17:32, Transit: 11:59. Moon - Rise: 12:58, Set: 04:33. Civil Dark: 18:02 - 05:57. Nautical Dark: 18:36 - 05:23. Astro Dark: 19:10 - 04:49

Total Clouds (% Sky Obscured)

84
78
79
84
90
94
94
91
94
96
99
98
98
99
99
100
100

Low Clouds (% Sky Obscured)

59
68
59
52
45
60
64
68
77
85
94
91
89
88
86
81
80

Medium Clouds (% Sky Obscured)

1
1
20
38
52
48
44
45
45
45
45
55
45
50
68
83
94

High Clouds (% Sky Obscured)

37
9
5
2
0
0
0
0
0
0
0
0
0
0
25
43
60

ISS Passover

Visibility (miles)

3
3
3
5
7
9
6
4
1
1
0
0
0
0
0
0
0

Fog (%)

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

3
0
4
1
0
17
28
40
61
75
87
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.1
0.3
0.4
0.5
0.7
0.6
0.5
0.7
0.7
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-15
-15
-16
-14
-13
-11
-10
-8
-6
-6
-6
-6
-5
-5
-4
-4
-3

Feels Like (°C)

-19
-19
-19
-19
-19
-19
-15
-14
-13
-12
-12
-11
-10
-11
-11
-11
-10

Dew Point (°C)

-16
-16
-17
-16
-14
-13
-12
-10
-8
-8
-7
-7
-7
-6
-6
-5
-4

Relative Humidity (%)

88
88
88
88
86
86
87
85
87
87
89
90
89
89
89
91
91

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1010
1009
1008
1007
1006

Ozone (du)

422
417
412
408
404
400
398
396
395
395
395
395
394
394
393
397
400

Forecast for View Point, Estrie, Canada (45.37,-71.85)

Generated: 20/02/26 19:34:17. Forecast: 20/02/26 to 26/02/26. Timezone: UTC-5.00