Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

New Moon 0%

07:24

17:45

08 Bad
09 Bad
10 Bad
11 Bad
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 OK
07 OK

Sun - Rise: 06:51, Set: 17:24, Transit: 12:08. Moon - Rise: 07:24, Set: 17:45. Civil Dark: 17:54 - 06:20. Nautical Dark: 18:29 - 05:45. Astro Dark: 19:04 - 05:10

Total Clouds (% Sky Obscured)

91
93
96
91
94
94
100
94
73
93
82
90
100
100
75
82
85
73
66
46
34
64
30
30

Low Clouds (% Sky Obscured)

81
83
89
82
87
88
100
94
73
92
76
87
100
100
75
82
85
73
66
46
34
64
30
22

Medium Clouds (% Sky Obscured)

75
86
43
38
37
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

3
1
0
0
0
0
1
9
9
9
9
5
1
2
1
9
1
5
2
3
1
1
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
31
39
26
5
4
15
3
1
1
17
21
8
8
17
0
2
13
2
0
0
0

Precipitation Amount (mm)

0
0
0
0
0.1
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
3
4
3
4
5
8
9
8
6
5
7
10
9
10
11
11
11
9
9
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-7
-6
-5
-4
-3
-3
-4
-5
-5
-5
-4
-5
-7
-8
-8
-9
-10
-11
-12
-13
-13
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
100
100
100
100
88
86
84
92
96
94
87
92
87
89
87
87
89
88
87
85
83

Pressure (mb)

1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1017
1017
1018

Ozone (du)

446
445
439
431
429
432
435
442
442
439
438
440
437
436
432
430
423
418
418
417
420
419
421
424

Wednesday 18

Waxing Crescent 2%

07:41

19:00

08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 Bad
16 OK
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

Sun - Rise: 06:49, Set: 17:25, Transit: 12:08. Moon - Rise: 07:41, Set: 19:00. Civil Dark: 17:56 - 06:19. Nautical Dark: 18:31 - 05:44. Astro Dark: 19:06 - 05:09

Total Clouds (% Sky Obscured)

21
19
26
40
37
33
25
100
31
87
55
99
100
100
77
100
100
100
88
87
86
89
85
64

Low Clouds (% Sky Obscured)

16
12
16
33
37
33
25
19
1
2
1
8
11
12
17
18
16
16
15
17
17
19
18
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
28
31
55
50
56
31
46
0
0
0
0
0
0
75
10
30
64

High Clouds (% Sky Obscured)

5
19
26
40
37
33
25
100
31
87
55
99
100
100
77
100
100
100
57
38
29
33
56
42

ISS Passover

Visibility (miles)

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

Fog (%)

0
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-12
-11
-9
-9
-7
-7
-6
-6
-6
-7
-8
-8
-9
-10
-10
-11
-11
-13
-13
-14
-14
-15
-16

Relative Humidity (%)

83
81
83
85
84
84
81
82
85
89
92
89
90
90
90
88
90
90
86
86
85
84
84
84

Pressure (mb)

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

Ozone (du)

421
417
413
411
412
410
409
409
403
402
400
401
402
404
405
407
408
408
408
409
410
411
410
409

Thursday 19

Waxing Crescent 6%

07:58

20:16

08 Bad
09 OK
10 OK
11 Bad
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 OK
06 OK
07 OK

Sun - Rise: 06:48, Set: 17:27, Transit: 12:08. Moon - Rise: 07:58, Set: 20:16. Civil Dark: 17:57 - 06:17. Nautical Dark: 18:32 - 05:42. Astro Dark: 19:07 - 05:07

Total Clouds (% Sky Obscured)

58
32
45
78
89
64
98
81
66
64
50
43
64
76
85
70
53
69
70
80
57
34
29
25

Low Clouds (% Sky Obscured)

2
2
2
3
0
0
1
2
1
3
2
1
1
6
7
17
18
18
30
35
34
15
12
12

Medium Clouds (% Sky Obscured)

58
32
45
67
42
53
46
51
37
30
1
1
7
38
69
30
2
3
1
0
0
0
0
0

High Clouds (% Sky Obscured)

31
12
12
58
78
22
95
70
61
54
43
31
35
40
40
34
4
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
3
3
3
2
2
2
3
3
5
5
6

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
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)

4
4
4
4
4
5
4
3
3
2
3
2
2
2
2
2
2
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-14
-11
-9
-7
-6
-4
-5
-4
-5
-9
-10
-10
-11
-11
-12
-13
-14
-14
-15
-15
-15
-14
-15

Dew Point (°C)

-15
-14
-11
-10
-8
-6
-5
-5
-4
-4
-7
-8
-8
-9
-9
-10
-11
-11
-11
-12
-13
-13
-13
-14

Relative Humidity (%)

84
83
83
80
76
75
75
74
81
91
89
89
89
88
92
90
88
90
90
88
86
85
85
83

Pressure (mb)

1021
1021
1020
1020
1020
1019
1018
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

408
408
408
410
408
408
410
411
410
411
412
412
411
410
417
424
424
425
425
423
417
414
415
415

Friday 20

Waxing Crescent 13%

07:58

21:33

08 Good
09 Good
10 OK
11 Bad
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 OK

Sun - Rise: 06:46, Set: 17:28, Transit: 12:08. Moon - Rise: 07:58, Set: 21:33. Civil Dark: 17:59 - 06:16. Nautical Dark: 18:34 - 05:40. Astro Dark: 19:09 - 05:06

Total Clouds (% Sky Obscured)

3
1
25
62
85
90
95
100
100
100
100
100
100
100
100
100
100
100
100
97
74
29
31
29

Low Clouds (% Sky Obscured)

2
0
3
4
4
4
3
18
46
79
95
93
98
98
98
98
99
98
90
83
66
14
12
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
28
50
76
100
100
100
100
100
100
100
100
100
100
78
40
40
29
31
23

High Clouds (% Sky Obscured)

0
1
19
62
85
90
95
100
100
100
100
100
100
100
77
54
31
25
27
16
3
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
5
6
2
1
1
1
1
1
2
6
7
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
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
5
8
16
23
29
35
41
50
46
47
41
36
33
29
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-9
-8
-6
-4
-3
-2
-3
-3
-4
-5
-6
-7
-7
-8
-9
-10
-11
-11
-12
-13
-14
-14
-15

Feels Like (°C)

-12
-11
-10
-9
-9
-8
-8
-8
-9
-10
-11
-11
-13
-13
-14
-15
-16
-16
-17
-17
-18
-18
-18
-18

Dew Point (°C)

-12
-12
-11
-8
-7
-5
-5
-4
-4
-6
-6
-7
-8
-9
-10
-10
-12
-13
-13
-14
-15
-16
-17
-18

Relative Humidity (%)

83
77
79
82
82
82
84
89
89
89
90
90
90
88
88
88
87
86
85
85
84
81
78
75

Pressure (mb)

1018
1018
1017
1016
1014
1013
1012
1011
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1014
1015
1016

Ozone (du)

415
412
408
406
402
395
392
391
389
391
394
396
399
401
403
404
402
401
403
403
408
410
410
412

Saturday 21

Waxing Crescent 22%

08:17

22:53

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

Sun - Rise: 06:44, Set: 17:29, Transit: 12:08. Moon - Rise: 08:17, Set: 22:53. Civil Dark: 18:00 - 06:14. Nautical Dark: 18:35 - 05:39. Astro Dark: 19:10 - 05:04

Total Clouds (% Sky Obscured)

26
21
16
10
3
3
23
59
55
49
30
22
5
24
44
58
61
69
74
80
79
78
59
29

Low Clouds (% Sky Obscured)

7
3
7
6
3
2
16
34
32
27
18
13
3
18
34
42
48
17
15
20
0
0
0
0

Medium Clouds (% Sky Obscured)

12
0
0
0
0
0
0
0
0
0
0
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
0
0
0
1
3
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
7
7
6
6
5
4
3
3
3
3
3

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 (%)

18
10
7
5
0
0
0
0
1
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
9
9
9
9
9
8
8
8
7
7
7
7
6
6
5
4
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
70
72
72
74
75
77
77
83
83
86
88
86
84
84
82
84
84
86
86
86
87
86
88

Pressure (mb)

1016
1017
1017
1017
1018
1018
1018
1019
1020
1021
1022
1023
1024
1025
1025
1025
1026
1026
1025
1025
1025
1026
1026
1026

Ozone (du)

414
416
416
415
414
417
419
418
418
418
418
420
423
426
429
432
434
434
436
437
438
433
429
424

Sunday 22

Waxing Crescent 32%

08:40

00:14

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

Sun - Rise: 06:43, Set: 17:31, Transit: 12:08. Moon - Rise: 08:40, Set: 00:14. Civil Dark: 18:01 - 06:12. Nautical Dark: 18:36 - 05:37. Astro Dark: 19:11 - 05:02

Total Clouds (% Sky Obscured)

19
10
3
3
3
3
4
5
8
32
32
45
56
68
83
93
94
86
78
70
58
46
33
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
19
51
54
57
49
42
36
19
7
5
1

Medium 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
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
8
22
30
34
38
39
38
36
24
19
8
6
4
2
1
0

ISS Passover

Visibility (miles)

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

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
6
6
10
10
10
4
3
2
1
3
4
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)

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

Chance of Frost

Temperature (°C)

-13
-10
-6
-6
-5
-4
-4
-4
-4
-5
-6
-7
-8
-8
-9
-10
-11
-12
-13
-12
-13
-14
-14
-16

Feels Like (°C)

-20
-19
-18
-17
-15
-14
-7
-7
-7
-7
-7
-7
-11
-12
-12
-12
-11
-11
-17
-16
-16
-16
-16
-15

Dew Point (°C)

-15
-12
-8
-8
-8
-7
-6
-6
-6
-6
-7
-8
-9
-10
-11
-12
-12
-13
-14
-14
-15
-16
-16
-18

Relative Humidity (%)

86
85
85
84
82
82
84
84
86
89
90
92
90
88
87
88
88
88
86
86
84
84
84
85

Pressure (mb)

1026
1025
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

423
421
420
420
420
419
420
421
422
422
422
422
418
415
411
410
409
407
409
411
412
416
419
422

Monday 23

Waxing Crescent 43%

09:09

01:36

08 OK
09 OK
10 OK
11 Good
12 Good
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

Sun - Rise: 06:41, Set: 17:32, Transit: 12:07. Moon - Rise: 09:09, Set: 01:36. Civil Dark: 18:03 - 06:10. Nautical Dark: 18:38 - 05:35. Astro Dark: 19:13 - 05:00

Total Clouds (% Sky Obscured)

28
26
22
18
14
38
62
87
88
89
86
89
92
90
90
80
75
77
78
100
82
74
62

Low Clouds (% Sky Obscured)

5
5
5
3
2
11
21
22
31
31
36
47
48
50
50
50
45
35
15
5
5
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
49
73
78
74
62

High Clouds (% Sky Obscured)

0
5
5
6
7
5
4
2
3
4
4
12
14
6
4
4
25
58
74
93
82
74
62

ISS Passover

Visibility (miles)

7
8
9
9
9
9
9
9
9
6
3
0
0
0
0
1
1
2
2
3
3
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

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

Precipitation Probability (%)

0
0
0
0
0
7
10
12
12
13
13
20
24
25
18
11
3
6
4
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-10
-8
-6
-5
-4
-4
-4
-4
-6
-7
-9
-10
-11
-12
-13
-14
-16
-16
-17
-17
-17
-17

Feels Like (°C)

-19
-18
-18
-16
-15
-14
-7
-8
-8
-8
-8
-9
-15
-14
-14
-14
-14
-15
-21
-21
-22
-22
-22

Dew Point (°C)

-15
-13
-10
-9
-9
-8
-8
-7
-7
-8
-9
-10
-12
-12
-13
-14
-16
-18
-18
-19
-20
-20
-20

Relative Humidity (%)

83
81
80
79
77
75
78
79
81
84
89
92
88
88
86
86
84
83
82
80
79
78
78

Pressure (mb)

1022
1021
1021
1020
1019
1018
1017
1017
1016
1017
1017
1017
1018
1018
1019
1019
1019
1020
1020
1020
1021
1021
1022

Ozone (du)

423
424
424
423
422
421
421
422
422
421
419
417
421
424
428
426
424
422
424
427
430
435
439

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.53,-73.70)

Generated: 17/02/26 08:59:36. Forecast: 17/02/26 to 23/02/26. Timezone: UTC-5.00