Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 32%

09:12

00:10

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: 06:41, Set: 17:32, Transit: 12:07. Moon - Rise: 09:12, Set: 00:10. Civil Dark: 18:02 - 06:11. Nautical Dark: 18:36 - 05:37. Astro Dark: 19:10 - 05:02

Total Clouds (% Sky Obscured)

41
62
69
96
93
96
96
93
77
82
62
100
65
77
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
39
35
35
43
73
61
31
8
14
4
2
8
10
1
5
1
1
6
7
10
12
17
14

Medium Clouds (% Sky Obscured)

41
62
69
93
85
93
92
86
70
72
44
52
60
77
91
100
95
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
4
25
34
100
30
21
65
100
100
100
100
90
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
8
1
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
7
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 (%)

4
1
0
18
3
2
5
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-6
-5
-5
-4
-5
-6
-6
-7
-8
-9
-9
-10
-11
-11
-12
-13
-13
-13
-14
-13
-13
-12
-11

Dew Point (°C)

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

Relative Humidity (%)

89
87
87
87
92
92
94
92
94
94
94
94
92
92
90
90
90
90
88
88
90
90
92
89

Pressure (mb)

1021
1020
1020
1019
1019
1019
1019
1019
1018
1018
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1013
1012
1012

Ozone (du)

417
414
413
416
418
417
414
414
412
410
403
399
400
401
403
403
407
410
411
412
415
417
421
424

Monday 23

Waxing Crescent 43%

09:52

01:30

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: 06:39, Set: 17:33, Transit: 12:07. Moon - Rise: 09:52, Set: 01:30. Civil Dark: 18:03 - 06:09. Nautical Dark: 18:37 - 05:35. Astro Dark: 19:12 - 05:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
92
100
100
100
100
100
100
100
94
60
79
81
59
69
80
45

Low Clouds (% Sky Obscured)

16
15
2
1
1
2
34
25
23
24
5
25
59
56
46
14
22
27
34
62
59
67
67
15

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
65
100
100
100
100
100
96
100
78
20
66
38
10
1
0
0

High Clouds (% Sky Obscured)

100
100
100
67
65
100
92
84
76
91
100
90
64
90
100
100
94
7
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
2
4
9
9
9
7
9
9
9
9
9
9
9
9
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 (%)

1
0
0
0
1
0
5
8
8
5
2
3
3
5
4
2
2
1
1
1
1
1
1
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)

13
12
13
12
9
6
3
3
4
5
6
7
7
10
10
9
8
7
8
10
11
12
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-8
-7
-6
-5
-4
-6
-6
-7
-8
-9
-10
-11
-13
-13
-13
-14
-16
-17
-18
-18
-19
-19

Dew Point (°C)

-5
-4
-4
-3
-3
-3
-3
-3
-3
-4
-6
-7
-8
-8
-10
-11
-11
-11
-13
-14
-15
-15
-15
-15

Relative Humidity (%)

89
87
86
87
86
86
92
96
96
94
89
85
84
84
80
80
85
87
83
81
81
83
81
79

Pressure (mb)

1011
1011
1010
1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1008
1009
1009
1010
1011
1011
1011
1011

Ozone (du)

421
415
415
422
428
426
425
425
426
424
424
425
428
422
419
413
410
412
418
429
431
437
443
443

Tuesday 24

First Quarter 55%

10:44

02:46

12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 Good
20 OK
21 Good
22 OK
23 OK
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: 06:37, Set: 17:35, Transit: 12:07. Moon - Rise: 10:44, Set: 02:46. Civil Dark: 18:04 - 06:08. Nautical Dark: 18:39 - 05:33. Astro Dark: 19:13 - 04:59

Total Clouds (% Sky Obscured)

45
35
20
19
16
19
23
3
35
12
31
35
45
98
100
100
100
100
100
99
98
98
97
96

Low Clouds (% Sky Obscured)

15
15
15
10
7
6
6
1
1
0
11
1
1
1
1
2
10
93
100
97
94
91
90
87

Medium Clouds (% Sky Obscured)

0
0
0
1
3
19
1
0
0
8
19
10
19
88
84
100
100
100
100
96
92
91
89
90

High Clouds (% Sky Obscured)

0
0
0
0
8
19
3
0
18
2
0
28
20
81
100
100
100
100
100
78
53
5
1
2

ISS Passover

Visibility (miles)

6
2
1
2
9
9
9
9
9
9
9
9
9
8
9
9
9
9
5
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
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

5
5
18
9
4
3
0
0
0
0
0
0
0
0
0
0
0
2
47
63
69
71
55
45

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
13
14
14
14
13
12
11
9
7
6
5
4
3
3
4
5
6
7
7
7
7
8
7

Chance of Frost

Temperature (°C)

-12
-12
-11
-11
-11
-12
-12
-13
-13
-14
-14
-15
-15
-16
-17
-16
-15
-14
-14
-13
-12
-11
-9
-7

Feels Like (°C)

-19
-18
-18
-18
-18
-18
-19
-19
-17
-17
-17
-17
-20
-20
-20
-20
-20
-19
-18
-18
-17
-15
-14
-12

Dew Point (°C)

-15
-14
-14
-13
-14
-14
-15
-16
-16
-17
-17
-17
-18
-19
-19
-19
-18
-16
-16
-15
-14
-12
-11
-9

Relative Humidity (%)

79
80
83
85
81
81
83
79
79
79
79
81
81
80
80
80
82
84
84
86
88
88
88
88

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1011
1010
1010
1010
1008
1007
1006
1004
1004
1003
1002
1001
1000

Ozone (du)

443
436
431
434
434
438
441
446
445
444
439
431
427
426
429
429
434
438
441
444
450
456
466
469

Wednesday 25

Waxing Gibbous 67%

11:49

03:50

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: 06:36, Set: 17:36, Transit: 12:07. Moon - Rise: 11:49, Set: 03:50. Civil Dark: 18:06 - 06:06. Nautical Dark: 18:40 - 05:32. Astro Dark: 19:14 - 04:57

Total Clouds (% Sky Obscured)

94
95
96
97
94
91
88
91
93
96
95
95
94
94
90
81
51
57
60
44
38
48
49
47

Low Clouds (% Sky Obscured)

86
90
94
97
94
91
88
91
93
96
95
95
91
94
87
71
32
35
38
29
35
47
49
38

Medium Clouds (% Sky Obscured)

89
91
93
95
85
74
67
66
69
78
84
87
92
17
9
2
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

14
15
10
5
5
5
5
0
0
0
0
1
10
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
1
1
0
0
0
0
0
0
0
0
1
1
0
0
7
9
9
9
9
9
8
7
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
40
44
50
59
61
77
83
71
46
36
22
29
34
14
9
6
5
3
3
2
0
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

999
998
997
997
996
996
997
997
998
999
999
1001
1002
1003
1004
1006
1007
1008
1010
1011
1012
1013
1014
1014

Ozone (du)

468
471
472
470
470
471
469
465
470
477
478
474
472
474
474
472
473
472
468
468
462
456
443
438

Thursday 26

Waxing Gibbous 78%

No Rise

04:41

12 Bad
13 OK
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: 06:34, Set: 17:37, Transit: 12:06. Moon - Rise: No Rise, Set: 04:41. Civil Dark: 18:07 - 06:04. Nautical Dark: 18:41 - 05:30. Astro Dark: 19:16 - 04:55

Total Clouds (% Sky Obscured)

50
43
50
62
62
71
75
76
81
91
92
94
93
100
98
97
98
97
98
95
94
91
93
96

Low Clouds (% Sky Obscured)

24
16
9
9
4
3
2
36
43
63
75
74
78
5
5
35
35
20
15
10
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
3
27
45
55
60
65
70
70
63
61
55
98
97
95
95
96
96
93
91
87
89
91

High Clouds (% Sky Obscured)

0
0
0
10
10
15
20
20
20
25
27
33
34
71
49
30
30
40
45
49
49
46
31
17

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
1
1
1
1
5
28
30
66
78
95
95
95
95
95
95
95
95
93
81
75
68

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.6
1
1.3
1.6
1.8
1.3
1
0.9
0.8
0.6
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-10
-9
-8
-8
-9
-11
-11
-11
-12
-12
-13
-14
-15
-14
-16
-17
-17
-17
-16
-14
-13
-13
-12

Dew Point (°C)

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

Relative Humidity (%)

85
82
81
79
84
90
90
90
90
90
92
94
94
92
92
92
92
94
96
96
94
94
92
92

Pressure (mb)

1015
1014
1014
1014
1015
1015
1014
1014
1013
1013
1012
1011
1010
1009
1007
1006
1005
1005
1004
1004
1004
1005
1006
1006

Ozone (du)

439
440
437
433
429
425
423
419
417
415
412
410
406
404
403
403
403
409
415
421
428
435
442
441

Friday 27

Waxing Gibbous 87%

13:05

05:19

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

Sun - Rise: 06:32, Set: 17:39, Transit: 12:06. Moon - Rise: 13:05, Set: 05:19. Civil Dark: 18:09 - 06:02. Nautical Dark: 18:43 - 05:28. Astro Dark: 19:17 - 04:54

Total Clouds (% Sky Obscured)

100
96
92
89
82
79
75
54
37
15
15
16
18
31
44
54
65
76
86
86
79
77
88
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
5
21
17
6
5
2
0
9
18
28
45
61
74
58
42
27
30
34

Medium Clouds (% Sky Obscured)

92
83
71
55
39
23
7
3
1
0
4
9
14
13
15
16
15
15
18
31
41
50
63
72

High Clouds (% Sky Obscured)

1
2
4
6
4
1
0
0
0
0
0
0
0
0
1
1
3
4
7
12
13
31
78
91

ISS Passover

Visibility (miles)

0
0
3
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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 (%)

58
49
37
21
19
14
3
9
9
0
1
1
0
0
0
0
3
7
10
15
15
12
9
8

Precipitation Amount (mm)

0.2
0.2
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)

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

Chance of Frost

Temperature (°C)

-6
-5
-4
-4
-3
-4
-5
-5
-6
-7
-7
-8
-9
-10
-11
-12
-12
-12
-12
-12
-10
-7
-5
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
87
82
78
81
82
82
84
84
83
85
87
88
86
86
86
86
86
86
87
88
89
91

Pressure (mb)

1007
1008
1009
1010
1011
1012
1014
1015
1015
1016
1017
1017
1018
1018
1018
1019
1019
1018
1017
1017
1016
1016
1016
1015

Ozone (du)

441
440
441
442
443
444
444
445
445
445
445
442
439
436
430
424
419
416
414
411
410
409
408
406

Saturday 28

Waxing Gibbous 94%

14:25

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

Sun - Rise: 06:30, Set: 17:40, Transit: 12:06. Moon - Rise: 14:25, Set: 05:48. Civil Dark: 18:10 - 06:01. Nautical Dark: 18:44 - 05:26. Astro Dark: 19:18 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
99
98
98
95
93
88
83
76
65

Low Clouds (% Sky Obscured)

41
37
37
42
64
84
90
93
95
96
92
86
79
81
80
82
70
61
50

Medium Clouds (% Sky Obscured)

81
83
85
87
91
94
98
97
97
96
90
84
78
80
82
79
83
76
65

High Clouds (% Sky Obscured)

100
90
83
79
76
60
67
60
48
45
53
58
60
40
20
0
0
0
0

ISS Passover

Visibility (miles)

9
9
7
5
2
5
7
9
6
3
0
0
0
0
0
0
0
3
6

Fog (%)

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Snow
Snow
Snow
Snow

Precipitation Probability (%)

4
13
16
14
31
42
47
56
62
72
78
79
75
70
61
50
53
51
48

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
13
13
11
10
10
11
13
15
15
14
15
14
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-11
-4
-4
-5
-4
-4
-4
-3
-3
-3
-3
-3
-3
-5
-6
-6
-7
-7

Dew Point (°C)

-2
0
1
2
3
3
3
2
2
2
2
2
1
1
-0
-1
-2
-4
-7

Relative Humidity (%)

92
94
96
96
98
98
98
98
98
100
100
100
100
100
100
98
98
94
87

Pressure (mb)

1014
1013
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1014
1014
1016
1018

Ozone (du)

405
403
400
398
395
395
395
396
396
397
397
396
394
393
392
392
391
393
394

Forecast for Le Vieux-Port, Montréal, Canada (45.50,-73.57)

Generated: 22/02/26 12:16:02. Forecast: 22/02/26 to 28/02/26. Timezone: UTC-5.00