Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 22

Waxing Crescent 32%

08:55

00:07

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

Sun - Rise: 06:33, Set: 17:20, Transit: 11:57. Moon - Rise: 08:55, Set: 00:07. Civil Dark: 17:51 - 06:03. Nautical Dark: 18:26 - 05:27. Astro Dark: 19:02 - 04:52

Total Clouds (% Sky Obscured)

27
11
9
10
2
6
25
7
5
3
60
72
85
51
90
91
77
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
11
2
2
2
3
4
5
3
2
19
2
2
2
1
2
2
0
0
2
1
10
20
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
20
2
2
2
6
31
30
23
26
2
3
54
50
51
49
56
100
100

High Clouds (% Sky Obscured)

0
0
0
4
0
0
0
0
0
0
29
70
76
37
89
75
77
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
9
6
6
4
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

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
1
2
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)

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

Chance of Frost

Temperature (°C)

-1
-3
-5
-11
-11
-12
-12
-12
-13
-14
-14
-14
-14
-14
-15
-15
-13
-11
-9
-8
-7
-7
-7
-7

Feels Like (°C)

-4
-4
-8
-13
-13
-14
-15
-16
-16
-16
-17
-18
-19
-19
-18
-19
-16
-15
-12
-12
-12
-11
-11
-11

Dew Point (°C)

-4
-4
-7
-12
-13
-14
-15
-15
-15
-15
-16
-16
-16
-17
-17
-18
-16
-15
-13
-12
-11
-10
-10
-10

Relative Humidity (%)

84
91
87
86
86
83
83
81
83
86
86
84
83
79
78
79
78
72
68
72
76
76
74
76

Pressure (mb)

1021
1022
1023
1024
1024
1024
1023
1022
1022
1021
1021
1021
1020
1020
1018
1018
1017
1016
1015
1013
1012
1011
1011
1010

Ozone (du)

423
427
429
431
432
434
435
429
426
425
420
415
412
411
411
412
411
413
414
414
416
415
415
417

Monday 23

Waxing Crescent 43%

09:32

01:29

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
14 Bad
15 Bad

Sun - Rise: 06:32, Set: 17:21, Transit: 11:57. Moon - Rise: 09:32, Set: 01:29. Civil Dark: 17:52 - 06:01. Nautical Dark: 18:27 - 05:25. Astro Dark: 19:03 - 04:50

Total Clouds (% Sky Obscured)

100
100
100
100
93
97
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
59
61
44
67
48
45
46
46
45
62
64
35
33
36
32
35
48
70
75
70
70
70
75

Medium Clouds (% Sky Obscured)

96
98
100
100
70
90
100
100
99
60
57
58
57
65
95
100
100
100
87
52
68
92
99
68

High Clouds (% Sky Obscured)

100
55
100
82
65
83
90
87
86
85
100
100
100
100
78
46
90
90
66
0
4
4
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
8
7
7

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
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 (%)

2
2
3
4
6
2
3
3
8
4
4
4
3
3
4
2
2
1
1
2
5
2
18
5

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)

8
9
9
10
9
9
7
6
6
7
7
7
8
7
6
6
6
6
6
7
7
7
8
8

Chance of Frost

Temperature (°C)

-7
-8
-9
-10
-10
-10
-11
-12
-12
-13
-14
-14
-14
-15
-16
-17
-16
-15
-14
-13
-11
-11
-10
-10

Feels Like (°C)

-12
-13
-14
-15
-15
-16
-15
-16
-17
-18
-18
-18
-19
-19
-20
-21
-20
-20
-19
-18
-16
-15
-15
-16

Dew Point (°C)

-10
-11
-11
-12
-13
-13
-13
-14
-14
-15
-16
-16
-16
-17
-18
-19
-18
-17
-17
-16
-15
-14
-14
-14

Relative Humidity (%)

80
80
83
81
80
81
81
83
86
84
83
84
84
82
82
81
82
80
79
78
76
75
75
75

Pressure (mb)

1009
1009
1009
1008
1008
1007
1007
1006
1006
1006
1006
1006
1005
1006
1006
1007
1007
1007
1006
1006
1005
1004
1005
1005

Ozone (du)

419
423
425
425
428
430
432
433
434
432
433
432
429
420
416
413
414
415
421
430
434
435
437
438

Tuesday 24

First Quarter 55%

10:23

02:46

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
14 Bad
15 Bad

Sun - Rise: 06:30, Set: 17:23, Transit: 11:57. Moon - Rise: 10:23, Set: 02:46. Civil Dark: 17:53 - 05:59. Nautical Dark: 18:29 - 05:23. Astro Dark: 19:04 - 04:48

Total Clouds (% Sky Obscured)

70
65
70
70
80
78
66
80
80
85
90
90
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
65
60
50
45
43
44
60
49
52
52
48
80
75
75
70
84
93
98
97
95
94
92
94

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
20
25
25
34
100
100
100
100
100
100
100
90
93
96
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
45
40
47
75
98
90
100
100
100
69
67
90
62
12
37
10

ISS Passover

Visibility (miles)

4
6
1
0
0
1
2
1
2
2
3
4
4
4
4
1
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
1
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 (%)

3
2
14
13
6
11
3
3
2
0
1
1
0
0
2
20
27
39
52
59
46
39
40
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-11
-12
-15
-16
-17
-17
-18
-19
-19
-20
-20
-18
-18
-18
-17
-16
-16
-15
-13
-12
-11
-10
-10
-10

Feels Like (°C)

-16
-16
-19
-20
-21
-21
-22
-23
-24
-24
-24
-21
-22
-21
-20
-20
-19
-18
-18
-16
-15
-14
-14
-14

Dew Point (°C)

-13
-14
-17
-18
-19
-19
-20
-21
-22
-22
-22
-20
-20
-19
-19
-18
-17
-17
-15
-14
-13
-12
-12
-12

Relative Humidity (%)

81
83
84
84
84
82
82
81
80
81
80
84
84
86
86
86
85
86
84
85
85
85
87
85

Pressure (mb)

1005
1006
1008
1008
1009
1009
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1004
1002
1001
1001
1001

Ozone (du)

437
433
429
428
434
434
428
424
428
431
431
426
429
426
436
449
456
463
465
468
467
468
468
469

Wednesday 25

Waxing Gibbous 67%

11:29

03:51

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
14 Bad
15 Bad

Sun - Rise: 06:28, Set: 17:24, Transit: 11:57. Moon - Rise: 11:29, Set: 03:51. Civil Dark: 17:55 - 05:57. Nautical Dark: 18:30 - 05:22. Astro Dark: 19:06 - 04:46

Total Clouds (% Sky Obscured)

100
98
96
95
95
96
97
99
100
99
99
98
99
99
98
92
85
92
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

93
78
77
79
81
85
83
82
93
91
89
88
90
92
92
87
83
92
96
98
100
100
100
100

Medium Clouds (% Sky Obscured)

89
84
79
81
80
81
87
94
100
96
92
91
94
94
91
76
11
0
1
2
2
2
1
0

High Clouds (% Sky Obscured)

24
24
39
25
38
65
62
68
66
64
29
0
0
0
0
0
0
0
0
0
0
0
16
2

ISS Passover

Visibility (miles)

3
2
1
0
1
1
1
1
0
0
0
0
0
0
0
2
7
9
9
9
9
5
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

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

Precipitation Probability (%)

34
31
29
28
25
28
39
47
60
64
62
61
50
37
35
30
29
27
27
26
30
29
23
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-14
-15
-15
-16
-16
-15
-14
-14
-14
-13
-13
-13
-13
-15
-15
-15
-14
-14
-14
-13
-13
-13
-12

Dew Point (°C)

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

Relative Humidity (%)

85
90
90
90
90
90
90
92
92
92
92
92
94
92
92
92
88
81
78
78
77
77
76
79

Pressure (mb)

1000
1001
1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1003
1004
1005
1006
1007
1007
1008
1009
1010
1010
1011
1011

Ozone (du)

467
472
472
469
477
473
475
481
484
482
483
486
483
481
479
472
472
474
470
467
462
462
451
444

Thursday 26

Waxing Gibbous 78%

12:46

04:40

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
14 Bad
15 Bad

Sun - Rise: 06:26, Set: 17:26, Transit: 11:57. Moon - Rise: 12:46, Set: 04:40. Civil Dark: 17:56 - 05:55. Nautical Dark: 18:32 - 05:20. Astro Dark: 19:07 - 04:44

Total Clouds (% Sky Obscured)

99
98
96
87
81
75
78
67
55
61
78
90
91
93
97
99
99
100
100
97
90
92
90
88

Low Clouds (% Sky Obscured)

99
98
45
66
62
39
75
67
55
58
66
75
75
80
80
85
90
95
100
97
90
92
90
88

Medium Clouds (% Sky Obscured)

1
40
10
70
70
70
70
65
55
61
70
79
85
86
82
79
76
70
75
80
80
63
43
29

High Clouds (% Sky Obscured)

40
40
45
45
45
60
60
60
55
50
45
40
30
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
5
9
4
4
8
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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

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

Precipitation Probability (%)

19
14
14
9
10
18
41
59
83
95
95
95
95
82
68
73
76
81
76
73
73
60
42
30

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.2
0.4
0.7
0.8
1.2
1.1
0.5
0.4
0.4
0.4
0.5
0.4
0.4
0.4
0.3
0.1
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-17
-18
-17
-16
-15
-15
-17
-17
-18
-18
-17
-17
-16
-15
-14
-14
-14
-12
-11
-11
-9
-10

Dew Point (°C)

-11
-11
-14
-15
-14
-13
-13
-12
-13
-12
-12
-12
-12
-12
-11
-11
-10
-9
-7
-7
-6
-6
-7
-9

Relative Humidity (%)

82
88
86
86
90
90
90
86
85
90
90
88
90
88
90
92
92
92
94
92
90
89
89
85

Pressure (mb)

1012
1013
1014
1014
1014
1014
1013
1012
1011
1010
1009
1008
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1006

Ozone (du)

438
431
423
412
409
408
401
393
393
391
391
394
398
409
413
422
426
430
434
437
440
442
444
446

Friday 27

Waxing Gibbous 87%

14:07

05:17

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
14 Bad
15 Bad

Sun - Rise: 06:24, Set: 17:27, Transit: 11:56. Moon - Rise: 14:07, Set: 05:17. Civil Dark: 17:58 - 05:53. Nautical Dark: 18:33 - 05:18. Astro Dark: 19:09 - 04:42

Total Clouds (% Sky Obscured)

90
91
94
90
85
83
83
84
85
90
95
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
91
94
90
85
83
83
84
82
88
93
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

24
18
14
10
7
2
4
7
13
41
68
94
96
94
99
89
83
75
58
33
4
4
4
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
15
27
48
51
58
62
54
43
30
13
6
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

24
17
13
17
12
12
11
9
4
15
23
31
51
74
94
95
95
95
95
82
78
72
74
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.8
0.8
1.1
1.1
0.7
0.6
0.5
0.4
0.5
0.5

Wind Speed/Direction (mph)

9
9
9
10
9
9
8
7
6
6
6
6
6
8
10
11
12
13
13
14
16
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-12
-12
-16
-16
-16
-17
-17
-17
-18
-17
-17
-17
-18
-18
-14
-14
-15
-15
-14
-14
-9
-10

Dew Point (°C)

-10
-10
-11
-12
-13
-13
-14
-14
-14
-14
-15
-15
-15
-13
-12
-11
-9
-9
-8
-6
-5
-3
-5
-6

Relative Humidity (%)

85
85
85
85
85
85
83
84
86
88
88
90
90
90
90
90
92
92
92
94
94
94
91
87

Pressure (mb)

1007
1008
1010
1011
1012
1012
1013
1013
1013
1014
1013
1013
1012
1011
1009
1008
1007
1006
1006
1005
1004
1004
1005
1006

Ozone (du)

448
450
452
453
457
461
465
465
465
465
458
452
445
442
439
437
437
438
439
443
447
450
449
447

Saturday 28

Waxing Gibbous 93%

15:29

05:44

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 OK

Sun - Rise: 06:22, Set: 17:29, Transit: 11:56. Moon - Rise: 15:29, Set: 05:44. Civil Dark: 17:59 - 05:52. Nautical Dark: 18:35 - 05:16. Astro Dark: 19:10 - 04:41

Total Clouds (% Sky Obscured)

100
99
100
100
99
99
99
99
99
96
92
89
90
90
91
80
69
58
53
48
40

Low Clouds (% Sky Obscured)

100
99
99
96
94
89
88
89
89
87
86
84
85
84
83
63
42
22
16
8
2

Medium Clouds (% Sky Obscured)

7
3
0
0
0
0
0
0
0
0
0
0
3
5
9
10
12
14
17
22
25

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

ISS Passover

Visibility (miles)

3
3
3
3
3
3
3
3
3
3
3
3
2
3
4
5
6
8
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

Precipitation Type

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

Precipitation Probability (%)

62
49
29
25
21
13
16
16
13
13
12
10
10
10
7
7
5
2
3
2
0

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
16
15
14
13
12
11
10
8
8
8
8
8
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

-5
-6
-7
-9
-10
-11
-12
-14
-16
-18
-19
-20
-21
-21
-22
-23
-21
-18
-16
-15
-14

Feels Like (°C)

-10
-10
-11
-11
-17
-17
-17
-17
-18
-18
-24
-24
-23
-23
-24
-24
-27
-27
-27
-26
-25

Dew Point (°C)

-7
-8
-10
-11
-12
-14
-15
-16
-19
-20
-21
-22
-23
-24
-25
-25
-24
-22
-20
-19
-18

Relative Humidity (%)

85
85
83
83
83
83
83
84
82
83
82
82
79
78
77
77
74
73
69
69
68

Pressure (mb)

1008
1010
1012
1014
1015
1017
1018
1020
1022
1023
1024
1026
1027
1028
1029
1031
1031
1031
1031
1031
1031

Ozone (du)

445
443
441
439
436
433
431
425
420
415
412
410
407
407
406
406
400
395
389
388
387

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

Generated: 22/02/26 16:10:19. Forecast: 22/02/26 to 28/02/26. Timezone: UTC-5.00