Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 8

Waning Gibbous 51%

01:00

09:50

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

Sun - Rise: 06:55, Set: 17:01, Transit: 11:58. Moon - Rise: 01:00, Set: 09:50. Civil Dark: 17:32 - 06:23. Nautical Dark: 18:08 - 05:48. Astro Dark: 18:43 - 05:13

Total Clouds (% Sky Obscured)

17
14
12
12
71
63
40
15
17
5
14
14
12
28
37
19
24
17
18
22
37
25
35
35

Low Clouds (% Sky Obscured)

17
14
12
12
69
61
38
12
11
3
9
10
10
19
23
9
12
3
4
9
14
15
25
25

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

6
6
6
6
5
6
6
7
9
9
9
9
9
8
8
9
9
9
8
5
3
2
2
2

Fog (%)

0
0
0
0
0
0
0
0
6
10
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
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
2
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-25
-25
-25
-24
-25
-25
-25
-26
-25
-25
-23
-23
-21
-20
-19
-18
-17
-18
-18
-19
-20
-20
-20
-20

Dew Point (°C)

-22
-21
-21
-21
-21
-21
-22
-22
-22
-22
-21
-19
-18
-16
-15
-14
-13
-13
-14
-15
-15
-16
-16
-17

Relative Humidity (%)

80
80
79
79
79
79
78
77
77
77
78
78
78
79
79
81
81
81
81
84
88
86
86
86

Pressure (mb)

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

Ozone (du)

456
456
457
457
451
438
430
420
416
422
430
429
425
421
422
425
433
433
428
422
420
422
420
413

Monday 9

Third Quarter 41%

02:07

10:20

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

Sun - Rise: 06:53, Set: 17:03, Transit: 11:58. Moon - Rise: 02:07, Set: 10:20. Civil Dark: 17:34 - 06:22. Nautical Dark: 18:09 - 05:47. Astro Dark: 18:44 - 05:12

Total Clouds (% Sky Obscured)

40
35
35
35
34
30
25
25
30
20
16
31
29
100
77
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
20
15
15
10
10
10
15
15
9
9
19
12
4
18
18
1
2
7
30
83
100
100
95

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
80
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
1
0
0
0
0
4
4
5
0
31
8
100
77
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
1
1
2
2
2
1
1
2
4
7
7
9
9
9
9
9
9
9
9
6
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
1
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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

11
1
0
0
1
0
11
1
0
0
0
0
0
0
0
0
0
0
1
9
46
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.7
1.1
0.9

Wind Speed/Direction (mph)

7
7
6
5
5
5
5
4
4
4
3
3
3
2
2
2
4
4
4
5
5
4
5
7

Chance of Frost

Temperature (°C)

-15
-16
-16
-17
-17
-17
-17
-18
-18
-16
-14
-11
-9
-8
-7
-6
-6
-6
-7
-8
-7
-7
-7
-7

Feels Like (°C)

-20
-21
-21
-21
-21
-22
-22
-22
-22
-21
-17
-15
-13
-11
-11
-10
-9
-10
-11
-12
-11
-11
-13
-12

Dew Point (°C)

-17
-18
-18
-19
-19
-19
-20
-20
-20
-18
-16
-14
-12
-11
-10
-9
-9
-9
-9
-9
-9
-8
-8
-8

Relative Humidity (%)

86
84
83
82
82
82
81
82
82
84
84
81
81
79
77
79
79
84
87
88
88
90
92
94

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1020
1019
1017
1017
1015
1013
1013
1012
1010
1009
1008
1007
1006

Ozone (du)

414
411
405
402
393
384
377
376
376
382
390
390
387
387
384
385
385
389
392
392
392
392
395
396

Tuesday 10

Waning Crescent 32%

03:11

10:58

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:52, Set: 17:04, Transit: 11:58. Moon - Rise: 03:11, Set: 10:58. Civil Dark: 17:35 - 06:21. Nautical Dark: 18:11 - 05:45. Astro Dark: 18:46 - 05:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
96
99
95
95
95
96
97
95
97
96
95
92
92
92
91
80

Low Clouds (% Sky Obscured)

98
92
88
87
90
91
89
89
88
86
88
87
86
88
89
85
88
88
89
89
86
83
81
64

Medium Clouds (% Sky Obscured)

100
100
100
100
100
99
96
93
87
96
82
81
84
84
85
86
85
85
85
81
82
82
85
70

High Clouds (% Sky Obscured)

100
100
78
32
22
59
65
65
61
3
0
3
38
53
53
50
49
1
16
21
1
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
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

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

Precipitation Probability (%)

95
93
86
76
67
62
61
60
57
50
48
41
39
34
33
37
35
36
36
38
32
25
22
24

Precipitation Amount (mm)

0.9
0.6
0.5
0.4
0.3
0.3
0.3
0.3
0.3
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-7
-7
-6
-6
-6
-6
-6
-6
-7
-7
-7
-7
-8
-8

Feels Like (°C)

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

Dew Point (°C)

-8
-8
-8
-8
-8
-9
-9
-9
-9
-9
-8
-8
-7
-7
-7
-7
-7
-7
-8
-8
-8
-9
-9
-9

Relative Humidity (%)

92
92
92
94
94
94
94
94
94
92
92
92
90
90
90
90
92
92
92
90
92
90
88
90

Pressure (mb)

1005
1004
1004
1003
1003
1002
1002
1002
1003
1003
1003
1003
1004
1003
1004
1004
1004
1005
1006
1007
1008
1008
1009
1009

Ozone (du)

394
399
404
406
407
409
413
416
417
422
426
430
429
423
420
418
419
420
418
416
416
418
418
420

Wednesday 11

Waning Crescent 23%

04:09

11:47

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 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 OK

Sun - Rise: 06:50, Set: 17:06, Transit: 11:58. Moon - Rise: 04:09, Set: 11:47. Civil Dark: 17:37 - 06:19. Nautical Dark: 18:12 - 05:44. Astro Dark: 18:47 - 05:09

Total Clouds (% Sky Obscured)

72
66
73
76
78
96
97
97
97
97
97
90
85
81
81
83
68
35
20
5
10
12
7
9

Low Clouds (% Sky Obscured)

47
37
56
60
68
89
89
89
86
85
85
80
75
74
71
70
67
35
20
1
1
2
1
8

Medium Clouds (% Sky Obscured)

52
41
44
46
49
48
47
47
43
41
38
28
21
5
4
3
3
3
2
2
2
2
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

1
2
3
3
3
1
0
1
1
1
2
5
8
9
9
9
7
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 (%)

19
8
8
7
4
16
11
17
11
12
12
9
14
4
3
5
0
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
92
90
90
88
90
90
90
92
92
88
87
87
85
84
85
85
84
83
80
81
84
86

Pressure (mb)

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

Ozone (du)

422
416
413
411
410
411
411
410
408
406
405
405
406
406
405
404
403
402
403
405
407
409
412
419

Thursday 12

Waning Crescent 15%

04:58

12:46

23 Bad
00 Bad
01 Bad
02 Bad
03 OK
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
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:49, Set: 17:07, Transit: 11:58. Moon - Rise: 04:58, Set: 12:46. Civil Dark: 17:38 - 06:18. Nautical Dark: 18:13 - 05:42. Astro Dark: 18:48 - 05:07

Total Clouds (% Sky Obscured)

38
44
53
37
28
47
54
68
67
72
72
76
77
85
63
64
72
74
77
70
93
90
100
96

Low Clouds (% Sky Obscured)

35
41
53
34
22
45
49
61
58
47
33
25
20
30
57
59
53
48
44
40
40
40
40
44

Medium Clouds (% Sky Obscured)

0
0
0
1
1
4
7
9
9
8
9
6
3
0
2
1
0
20
39
50
60
78
96
91

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

3
3
3
5
5
7
7
5
3
3
3
4
2
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
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
1
0
1
0
0
0
1
10
17
26
28
30
37
45
46
41
44
49
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-15
-15
-15
-14
-14
-14
-14
-14
-14
-14
-12
-11
-9
-8
-7
-7
-6
-6
-6
-6
-6
-6
-6
-7

Feels Like (°C)

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

Dew Point (°C)

-16
-17
-17
-16
-16
-16
-16
-16
-16
-15
-14
-12
-11
-9
-8
-8
-7
-7
-7
-7
-6
-7
-7
-8

Relative Humidity (%)

86
86
86
86
84
84
86
86
86
88
88
86
87
88
89
90
90
92
92
92
94
94
92
92

Pressure (mb)

1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

422
423
426
430
435
440
439
439
440
443
446
454
460
460
466
470
474
478
478
478
479
478
477
476

Friday 13

Waning Crescent 9%

05:38

13:53

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
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:47, Set: 17:09, Transit: 11:58. Moon - Rise: 05:38, Set: 13:53. Civil Dark: 17:40 - 06:16. Nautical Dark: 18:15 - 05:41. Astro Dark: 18:50 - 05:06

Total Clouds (% Sky Obscured)

91
84
78
73
68
71
79
87
83
80
78
68
58
53
56
71
84
72
96
100
84
69
54
69

Low Clouds (% Sky Obscured)

49
50
49
52
56
67
73
80
74
67
61
51
35
20
33
37
41
32
26
20
17
13
10
13

Medium Clouds (% Sky Obscured)

85
80
78
71
61
50
38
27
18
9
3
3
2
2
1
1
0
1
3
5
5
5
5
3

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
0

ISS Passover

Visibility (miles)

0
1
1
1
2
2
2
2
3
3
3
3
3
2
1
1
1
1
3
6
9
7
5
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 (%)

32
33
32
28
21
20
15
5
5
3
1
7
9
9
12
13
14
15
17
10
10
8
2
8

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
4
4
4
4
4
4
3
3
3
3
4
4
4
5
4
4
4
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-13
-13
-15
-16
-17
-17
-18
-18
-20
-19
-18
-18
-17
-17
-12
-11
-12
-11
-12
-11
-14
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
90
90
90
90
90
88
86
88
88
87
88
89
89
90
92
92
90
90
90
90
90

Pressure (mb)

1019
1019
1019
1020
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1022
1022
1022
1022
1023
1024
1024
1024
1025
1025

Ozone (du)

475
474
473
469
465
461
458
455
452
454
456
458
454
450
446
442
438
434
430
425
421
418
415
412

Saturday 14

Waning Crescent 4%

06:09

15:06

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

Sun - Rise: 06:45, Set: 17:10, Transit: 11:58. Moon - Rise: 06:09, Set: 15:06. Civil Dark: 17:41 - 06:15. Nautical Dark: 18:16 - 05:39. Astro Dark: 18:51 - 05:05

Total Clouds (% Sky Obscured)

84
100
100
100
100
100
100
100
100
93
87
91
96
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
40
45
45
45
58
73
84
81
77
78
78
77
76
71
65
55
46
40
30

Medium Clouds (% Sky Obscured)

2
0
3
7
10
17
23
31
23
15
8
6
5
3
9
19
32
26
20
14

High Clouds (% Sky Obscured)

0
0
3
6
16
14
11
8
7
6
5
9
22
44
61
80
82
65
63
60

ISS Passover

Visibility (miles)

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

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
12
14
14
15
14
14
15
15
14
13
14
17
17
17
16
14
15
16
13

Precipitation Amount (mm)

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
5
5
5
6
7
6
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
94
94
94
92
92
92
92
92
92
90
89
87
85
82
86
89
92
92
92

Pressure (mb)

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

Ozone (du)

410
407
405
403
401
399
398
397
396
397
397
397
396
395
394
396
398
399
403
406

Forecast for Sainte-Marie, Chaudière-Appalaches, Canada (46.41,-71.06)

Generated: 08/02/26 23:58:29. Forecast: 08/02/26 to 14/02/26. Timezone: UTC-5.00