Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Crescent 25%

09:42

22:16

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:13, Set: 16:38, Transit: 11:56. Moon - Rise: 09:42, Set: 22:16. Civil Dark: 17:10 - 06:41. Nautical Dark: 17:46 - 06:05. Astro Dark: 18:22 - 05:29

Total Clouds (% Sky Obscured)

57
100
100
100
100
90
97
99
82
100
100
100
100
100
92
84
83
88
92
94
88
83
89
87

Low Clouds (% Sky Obscured)

57
81
84
95
100
90
94
99
82
100
100
100
100
100
92
84
83
88
92
94
88
83
89
87

Medium Clouds (% Sky Obscured)

57
93
100
100
66
3
29
12
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
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
0
0
0
0
6
5
1
1
1
2
2
3
3
2
2
2
2
3
4
6
5
2

Fog (%)

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

Precipitation Type

None
None
None
Snow
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
39
29
20
4
3
3
7
9
12
9
7
7
2
1
1
1
0
3
0
0
3

Precipitation Amount (mm)

0
0
0
0.2
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)

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

Chance of Frost

Temperature (°C)

-13
-14
-15
-17
-17
-18
-19
-21
-22
-23
-25
-26
-26
-27
-28
-28
-29
-29
-28
-27
-26
-25
-24
-24

Feels Like (°C)

-19
-20
-20
-22
-24
-25
-26
-27
-28
-30
-31
-32
-34
-34
-35
-35
-35
-36
-35
-34
-33
-32
-31
-30

Dew Point (°C)

-16
-17
-18
-19
-20
-21
-23
-24
-25
-27
-28
-29
-30
-31
-31
-32
-32
-32
-31
-31
-30
-29
-28
-27

Relative Humidity (%)

76
79
81
84
82
79
72
69
72
70
70
69
68
67
67
68
70
70
71
69
66
66
67
69

Pressure (mb)

1016
1017
1018
1018
1020
1021
1022
1022
1023
1025
1026
1027
1028
1029
1031
1032
1033
1034
1035
1035
1035
1035
1034
1035

Ozone (du)

406
428
440
443
461
459
459
456
456
452
449
445
438
425
417
411
398
391
399
398
372
339
334
332

Saturday 24

Waxing Crescent 36%

10:02

23:32

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:12, Set: 16:39, Transit: 11:56. Moon - Rise: 10:02, Set: 23:32. Civil Dark: 17:11 - 06:40. Nautical Dark: 17:48 - 06:04. Astro Dark: 18:23 - 05:29

Total Clouds (% Sky Obscured)

84
80
80
85
82
84
84
84
86
88
84
82
64
65
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
80
80
85
82
84
83
84
85
87
84
82
63
45
50
60
55
50
49
4
3
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
50
52
67
96
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
19
97
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

2
1
1
1
1
1
0
1
1
1
1
1
1
1
1
2
2
3
4
9
9
9
9
9

Fog (%)

2
1
1
1
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
3
17
5
0
15
1
4
1
1
0
0
0
0
10
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)

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

Chance of Frost

Temperature (°C)

-24
-25
-25
-26
-26
-26
-27
-27
-27
-27
-27
-27
-27
-27
-28
-29
-28
-27
-26
-24
-22
-21
-20
-19

Feels Like (°C)

-31
-31
-32
-32
-32
-32
-32
-33
-33
-33
-32
-32
-32
-32
-33
-33
-33
-32
-31
-28
-27
-25
-24
-23

Dew Point (°C)

-27
-28
-29
-29
-29
-29
-30
-30
-30
-30
-30
-30
-30
-30
-31
-31
-31
-30
-29
-28
-27
-25
-24
-23

Relative Humidity (%)

71
72
71
72
73
72
73
73
74
74
75
74
74
74
74
74
74
75
72
67
63
63
66
65

Pressure (mb)

1035
1036
1037
1037
1038
1038
1039
1039
1039
1039
1039
1040
1040
1039
1040
1040
1040
1040
1039
1039
1037
1036
1035
1034

Ozone (du)

334
334
334
334
334
330
327
332
335
332
324
320
324
326
326
326
321
322
320
319
314
307
303
302

Sunday 25

First Quarter 47%

10:27

00:51

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:11, Set: 16:41, Transit: 11:57. Moon - Rise: 10:27, Set: 00:51. Civil Dark: 17:13 - 06:39. Nautical Dark: 17:49 - 06:03. Astro Dark: 18:24 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
17
56
87
84
95
95
97
99
98
99
98
92
87
93
95
95
95
94
93
95
95
93
92

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
55
40
39
94
95
100
100
100
69
67
78
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
5
16
35
48
60
71
88
95
95
90
84
76
66
62
52
56
68
76
66
62
51
53

Precipitation Amount (mm)

0
0
0
0
0
0.2
0.3
0.4
0.6
0.7
0.7
0.6
0.5
0.4
0.3
0.3
0.2
0.2
0.3
0.4
0.3
0.3
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-18
-18
-19
-18
-18
-18
-18
-17
-17
-17
-17
-17
-16
-16
-16
-16
-16
-16
-16
-15
-15
-14
-14
-14

Feels Like (°C)

-22
-22
-22
-22
-22
-22
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-22
-21
-21
-20
-20
-19
-18
-18

Dew Point (°C)

-23
-22
-21
-21
-21
-21
-20
-19
-19
-19
-18
-19
-18
-18
-18
-18
-18
-19
-18
-17
-17
-16
-16
-16

Relative Humidity (%)

65
70
79
78
79
78
80
82
85
85
85
84
84
84
84
84
83
82
82
84
84
83
84
84

Pressure (mb)

1033
1032
1031
1031
1030
1028
1027
1026
1024
1023
1022
1021
1019
1018
1017
1016
1015
1014
1014
1013
1012
1011
1010
1009

Ozone (du)

301
301
297
292
291
291
292
293
292
292
292
291
291
294
296
302
307
310
313
314
315
319
325
327

Monday 26

Waxing Gibbous 59%

11:00

02:12

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:10, Set: 16:42, Transit: 11:57. Moon - Rise: 11:00, Set: 02:12. Civil Dark: 17:14 - 06:38. Nautical Dark: 17:50 - 06:02. Astro Dark: 18:25 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
96
95
94
94
93
95
98
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

91
93
94
96
97
96
96
96
96
96
95
96
95
94
94
93
91
89
88
86
85
85
89
93

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
84
60
35
40
36
2
23
48
72
67
67
65
56
57

High Clouds (% Sky Obscured)

100
85
63
55
3
0
0
0
0
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
0
0
0
0
0
0
0
0
1
1
1
1

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 (%)

58
56
56
58
63
64
59
52
52
46
41
36
29
27
24
22
21
21
13
18
12
16
22
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-14
-14
-14
-15
-15
-15
-16
-16
-16
-16
-17
-17
-18
-18
-18
-19
-19
-19
-19
-18
-17
-16
-16
-16

Feels Like (°C)

-18
-18
-18
-18
-19
-19
-19
-20
-20
-21
-22
-22
-23
-23
-23
-23
-24
-24
-25
-24
-24
-23
-22
-22

Dew Point (°C)

-15
-15
-16
-16
-17
-17
-17
-17
-18
-18
-19
-20
-20
-20
-20
-21
-21
-21
-21
-21
-20
-19
-19
-19

Relative Humidity (%)

86
88
88
88
88
86
88
87
86
87
84
82
83
83
84
83
81
82
82
80
77
76
77
78

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015
1014
1014
1014
1014

Ozone (du)

330
333
339
346
350
367
380
388
390
393
395
400
402
401
404
416
424
425
422
425
426
421
417
409

Tuesday 27

Waxing Gibbous 70%

11:43

03:33

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:09, Set: 16:43, Transit: 11:57. Moon - Rise: 11:43, Set: 03:33. Civil Dark: 17:16 - 06:37. Nautical Dark: 17:51 - 06:01. Astro Dark: 18:27 - 05:26

Total Clouds (% Sky Obscured)

98
98
97
96
95
96
96
97
94
91
90
87
82
79
74
73
74
79
83
87
85
85
80
78

Low Clouds (% Sky Obscured)

94
94
93
94
93
95
93
95
90
89
88
87
82
71
44
41
51
57
72
78
85
85
80
78

Medium Clouds (% Sky Obscured)

53
52
51
46
36
34
29
20
12
19
65
66
65
65
60
60
70
74
74
87
85
85
80
78

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

2
1
1
1
1
1
1
0
0
1
1
2
2
4
9
9
6
4
3
1
1
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
None
None
None
None
None
None

Precipitation Probability (%)

25
24
22
21
18
17
18
15
15
15
14
14
12
12
11
5
10
8
6
12
17
22
22
23

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

Chance of Frost

Temperature (°C)

-16
-17
-18
-18
-19
-19
-22
-22
-22
-22
-23
-23
-24
-21
-22
-22
-23
-20
-17
-15
-14
-14
-13
-13

Feels Like (°C)

-22
-23
-23
-23
-24
-24
-27
-27
-26
-26
-27
-28
-28
-25
-26
-26
-27
-26
-26
-25
-24
-23
-22
-17

Dew Point (°C)

-19
-20
-20
-21
-21
-21
-25
-25
-25
-25
-25
-26
-26
-24
-24
-25
-25
-23
-20
-18
-16
-16
-15
-15

Relative Humidity (%)

78
79
79
82
83
83
78
77
78
78
77
77
76
79
79
77
78
80
80
82
83
81
81
83

Pressure (mb)

1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013

Ozone (du)

408
410
406
414
415
413
413
411
407
402
402
407
416
428
436
440
448
456
465
473
474
475
475
482

Wednesday 28

Waxing Gibbous 81%

12:41

04:47

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
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:08, Set: 16:45, Transit: 11:57. Moon - Rise: 12:41, Set: 04:47. Civil Dark: 17:17 - 06:36. Nautical Dark: 17:53 - 06:00. Astro Dark: 18:28 - 05:25

Total Clouds (% Sky Obscured)

76
73
73
73
76
85
89
91
90
88
88
87
85
83
80
74
76
82
84
86
85
85
91
94

Low Clouds (% Sky Obscured)

76
73
73
73
76
85
89
91
90
87
83
80
77
75
74
70
69
68
68
69
70
71
71
70

Medium Clouds (% Sky Obscured)

76
73
73
73
76
84
84
67
46
30
23
15
11
9
6
3
2
1
0
0
1
1
9
20

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
6
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 (%)

24
21
19
17
18
20
22
20
18
14
15
16
16
16
16
14
13
11
3
8
9
12
11
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-16
-17
-18
-19
-19
-20
-20
-21
-21
-21
-21
-21
-21
-22
-22
-22
-21
-20
-20
-19
-19
-19

Relative Humidity (%)

84
88
86
86
86
86
85
85
84
84
83
84
83
83
83
83
83
81
78
78
76
76
74
75

Pressure (mb)

1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013

Ozone (du)

488
494
497
499
502
498
495
491
483
475
468
465
462
460
459
458
457
455
452
450
452
453
455
463

Thursday 29

Waxing Gibbous 89%

13:53

05:49

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
12 Bad

Sun - Rise: 07:07, Set: 16:46, Transit: 11:57. Moon - Rise: 13:53, Set: 05:49. Civil Dark: 17:18 - 06:35. Nautical Dark: 17:54 - 05:59. Astro Dark: 18:29 - 05:24

Total Clouds (% Sky Obscured)

97
93
87
83
86
87
90
94
97
100
97
95
95
97
98
100
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

70
73
76
79
79
80
82
88
91
95
93
91
88
85
84
82
78
83
86
91
92
91

Medium Clouds (% Sky Obscured)

30
30
30
30
23
18
20
50
74
98
72
46
25
46
66
82
61
39
22
17
12
6

High Clouds (% Sky Obscured)

0
3
13
20
20
12
3
15
3
5
0
0
0
0
0
5
2
1
1
1
1
0

ISS Passover

Visibility (miles)

9
9
7
5
2
2
1
0
0
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

Precipitation Type

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

Precipitation Probability (%)

3
9
11
12
13
12
14
16
15
14
17
19
21
24
24
25
25
24
25
24
22
21

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-16
-16
-18
-20
-22
-22
-21
-20
-20
-20
-20
-20
-20
-20
-21
-21
-21
-20
-19
-18
-17
-16

Feels Like (°C)

-20
-20
-20
-20
-20
-27
-26
-26
-25
-25
-25
-24
-24
-25
-25
-26
-26
-25
-25
-25
-24
-24

Dew Point (°C)

-19
-19
-20
-22
-24
-24
-23
-23
-22
-22
-22
-22
-22
-23
-23
-23
-23
-22
-22
-21
-19
-18

Relative Humidity (%)

77
79
79
80
79
79
80
80
80
81
82
80
80
80
79
79
79
80
80
80
81
82

Pressure (mb)

1013
1012
1013
1014
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1012

Ozone (du)

471
479
477
476
474
472
471
469
474
479
484
485
485
486
486
486
486
482
479
475
475
476

Forecast for Saint-Romain, Estrie, Canada (45.79,-71.09)

Generated: 23/01/26 15:20:58. Forecast: 23/01/26 to 29/01/26. Timezone: UTC-5.00