Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 9

Waning Gibbous 52%

23:52

10:45

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:25, Set: 16:18, Transit: 11:52. Moon - Rise: 23:52, Set: 10:45. Civil Dark: 16:52 - 06:51. Nautical Dark: 17:30 - 06:13. Astro Dark: 18:06 - 05:37

Total Clouds (% Sky Obscured)

100
100
98
96
94
97
82
59
53
52
56
68
100
100
100
100
44
10
60
80
95
100
100
100

Low Clouds (% Sky Obscured)

96
93
97
90
94
97
81
59
53
52
56
47
48
48
35
37
18
0
0
1
1
1
2
3

Medium Clouds (% Sky Obscured)

94
46
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
60
80
95
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
3
0
11
37
100
100
100
100
35
0
0
0
3
0
3
2

ISS Passover

Visibility (miles)

0
0
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
6
0
0

Precipitation Type

Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

92
63
3
8
4
8
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
22
30

Precipitation Amount (mm)

0.8
0.3
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)

1
11
11
13
19
18
18
17
15
13
12
12
11
11
11
8
7
3
2
3
4
4
5
7

Chance of Frost

Temperature (°C)

3
3
3
2
1
-1
-2
-2
-3
-4
-4
-4
-4
-3
-3
-3
-4
-4
-6
-6
-6
-5
-5
-5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
96
80
80
81
81
81
81
84
85
86
84
84
84
84
86
90
90
90
89
89
87
89

Pressure (mb)

1003
1004
1006
1010
1013
1016
1018
1020
1022
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1020
1019

Ozone (du)

322
323
332
335
332
327
320
312
304
302
300
299
296
295
294
293
293
294
295
295
295
294
292
291

Saturday 10

Third Quarter 42%

00:59

11:03

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: 07:25, Set: 16:19, Transit: 11:52. Moon - Rise: 00:59, Set: 11:03. Civil Dark: 16:53 - 06:51. Nautical Dark: 17:31 - 06:13. Astro Dark: 18:07 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
100
99
100
100
100
100
100
100
100
92
98
100
94
93
96

Low Clouds (% Sky Obscured)

17
95
100
100
100
100
100
100
92
92
96
91
94
93
94
99
99
79
78
71
81
90
91
91

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
91
56
54
62
98
100
99
100
100
100
75
95
100
84
82
73

High Clouds (% Sky Obscured)

2
62
50
83
6
0
69
11
90
95
19
0
0
0
0
0
0
1
0
0
0
0
0
12

ISS Passover

Visibility (miles)

7
5
8
0
0
0
0
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
1
2
2
2
2
1
1
0
0
0
2

Precipitation Type

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

Precipitation Probability (%)

25
37
95
95
95
95
95
95
95
95
95
95
86
75
69
69
64
71
64
54
56
55
55
47

Precipitation Amount (mm)

0
0
1
2
2.2
2.2
1.3
1.1
0.7
0.6
0.6
0.8
0.5
0.4
0.2
0.3
0.3
0.3
0.2
0.2
0.2
0.2
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-3
-4
-5
-5
-6
-6
-6
-6
-6

Feels Like (°C)

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

Dew Point (°C)

-7
-7
-6
-5
-5
-5
-5
-5
-5
-5
-5
-4
-4
-4
-4
-4
-4
-5
-6
-7
-7
-7
-7
-7

Relative Humidity (%)

84
79
82
90
92
91
94
92
94
92
94
96
96
96
96
96
96
94
94
94
94
94
96
96

Pressure (mb)

1017
1016
1016
1014
1013
1012
1011
1010
1009
1008
1008
1007
1006
1005
1004
1003
1003
1002
1002
1002
1002
1001
1001
1001

Ozone (du)

291
292
296
303
308
313
318
319
323
327
337
342
345
343
348
366
404
420
419
423
432
445
451
455

Sunday 11

Waning Crescent 33%

02:07

11:24

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: 07:24, Set: 16:21, Transit: 11:52. Moon - Rise: 02:07, Set: 11:24. Civil Dark: 16:55 - 06:50. Nautical Dark: 17:32 - 06:13. Astro Dark: 18:08 - 05:37

Total Clouds (% Sky Obscured)

90
96
99
98
96
93
73
66
79
68
82
82
81
90
100
91
87
92
98
85
100
99
100
100

Low Clouds (% Sky Obscured)

90
91
98
93
91
87
66
66
75
68
76
78
76
80
71
14
15
19
65
69
76
80
84
81

Medium Clouds (% Sky Obscured)

40
84
89
94
88
74
12
0
0
0
0
0
0
13
71
72
71
65
68
78
100
98
100
100

High Clouds (% Sky Obscured)

0
70
60
65
65
51
3
0
0
0
0
0
0
5
67
52
48
48
89
43
48
42
22
19

ISS Passover

Visibility (miles)

0
0
0
0
0
0
6
7
4
5
5
4
4
1
4
9
9
9
9
9
9
7
0
0

Fog (%)

3
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
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow

Precipitation Probability (%)

35
44
64
67
55
25
5
5
4
3
3
8
11
5
0
1
0
0
1
10
19
28
39
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
4
4
6
9
15
16
16
16
16
15
15
15
15
14
13
11
9
7
4
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1001
1001
1001
1003
1003
1004
1005
1007
1009
1011
1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1016
1015
1015
1014

Ozone (du)

453
449
453
443
425
422
395
378
361
360
359
362
359
356
352
351
349
343
340
342
352
359
348
344

Monday 12

Waning Crescent 24%

03:14

11:50

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: 07:23, Set: 16:22, Transit: 11:53. Moon - Rise: 03:14, Set: 11:50. Civil Dark: 16:56 - 06:50. Nautical Dark: 17:33 - 06:12. Astro Dark: 18:09 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
98
97
96
95
91
94
96
98
96
98
97
98
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

79
80
84
88
90
89
92
95
92
90
87
92
94
97
96
96
95
88
81
75
78
68
67
93

Medium Clouds (% Sky Obscured)

100
98
100
100
100
91
83
76
64
51
6
0
0
0
0
0
0
22
45
67
100
100
100
100

High Clouds (% Sky Obscured)

16
15
12
56
85
60
29
3
1
1
0
0
0
0
1
3
4
36
68
100
100
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3
6
9
4
4
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

43
42
44
42
41
42
45
49
47
42
36
41
31
21
23
15
8
11
7
8
6
5
2
28

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
4
4
3
3
4
5
6
8
9
9
9
8
7
6
5
5
6
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
92
92
92
92
92
94
96
96
94
92
94
91
89
89
87
89
92
92
92
92
92
89

Pressure (mb)

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

Ozone (du)

343
345
345
349
347
337
333
334
340
351
354
362
363
367
366
355
352
348
346
346
348
350
353
358

Tuesday 13

Waning Crescent 17%

04:20

12:23

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: 07:23, Set: 16:23, Transit: 11:53. Moon - Rise: 04:20, Set: 12:23. Civil Dark: 16:57 - 06:49. Nautical Dark: 17:34 - 06:12. Astro Dark: 18:10 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
100
100
100
100
100
100
97
97
98
98
98
98
100
99
100
100

Low Clouds (% Sky Obscured)

94
93
93
93
93
95
95
98
100
94
99
100
100
100
92
93
94
93
91
90
94
97
100
97

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
45
100
100
100
79
98
97
94
93
93
96
95
94
90
81
74
68
57

High Clouds (% Sky Obscured)

100
100
100
100
100
99
72
100
100
100
85
76
100
100
5
5
10
19
38
42
41
36
36
58

ISS Passover

Visibility (miles)

9
9
0
0
0
1
1
5
1
2
9
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

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

Precipitation Probability (%)

43
70
95
89
65
61
53
54
59
45
41
45
47
41
57
61
62
63
63
61
63
57
41
46

Precipitation Amount (mm)

0.1
0.2
0.6
0.4
0.1
0.2
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.3
0.3
0.2
0.3
0.2
0
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
91
96
94
91
94
92
92
94
91
100
100
98
98
100
98
100
98
98
98
98
98
98

Pressure (mb)

1004
1003
1001
1001
1000
999
999
998
998
998
998
998
998
998
998
999
1000
1000
1001
1002
1002
1003
1003
1004

Ozone (du)

356
361
365
369
374
372
372
373
376
380
384
379
381
382
382
384
387
389
390
390
390
392
393
395

Wednesday 14

Waning Crescent 10%

05:22

13:05

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: 07:22, Set: 16:25, Transit: 11:53. Moon - Rise: 05:22, Set: 13:05. Civil Dark: 16:58 - 06:49. Nautical Dark: 17:36 - 06:11. Astro Dark: 18:12 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
93
88
91
94
98
99
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
90
88
86
84
83
83
86
87
89
91
92
93
94
94
93
93
85
78
70
75
80
86
83

Medium Clouds (% Sky Obscured)

47
38
24
21
21
24
27
30
49
71
85
90
95
100
100
100
99
99
98
97
98
98
99
89

High Clouds (% Sky Obscured)

76
88
98
99
85
72
51
29
17
24
34
56
78
100
100
95
95
95
95
95
80
66
40
35

ISS Passover

Visibility (miles)

0
0
0
2
4
5
4
3
2
3
3
4
4
5
5
7
8
9
8
7
5
5
5
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

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

Precipitation Probability (%)

46
34
40
39
26
27
28
27
28
29
32
37
40
43
43
40
40
44
42
42
45
42
39
48

Precipitation Amount (mm)

0.1
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0.1
0.1
0
0.1
0
0
0.1
0
0
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-2
-3
-5
-7
-9
-10
-11
-12
-11
-10
-9
-9
-9
-9
-10
-10
-11
-11
-12
-12
-12
-11
-11

Feels Like (°C)

-5
-5
-5
-8
-9
-9
-9
-9
-9
-16
-17
-17
-17
-16
-16
-15
-16
-16
-17
-17
-18
-19
-19
-18

Dew Point (°C)

-1
-3
-3
-6
-8
-10
-11
-12
-14
-12
-12
-11
-11
-11
-11
-13
-14
-15
-15
-15
-15
-15
-14
-14

Relative Humidity (%)

98
96
98
96
94
90
90
88
88
86
86
85
85
85
85
80
77
73
75
76
79
79
80
81

Pressure (mb)

1004
1005
1005
1006
1007
1008
1008
1009
1010
1010
1010
1011
1010
1010
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010

Ozone (du)

396
397
397
394
391
387
391
395
399
394
390
385
382
379
376
372
368
364
366
368
371
368
365
362

Thursday 15

Waning Crescent 5%

06:17

13:58

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

Sun - Rise: 07:22, Set: 16:26, Transit: 11:54. Moon - Rise: 06:17, Set: 13:58. Civil Dark: 16:59 - 06:48. Nautical Dark: 17:37 - 06:11. Astro Dark: 18:13 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
85
75
75
75
70
75
70
65
75
70
70

Low Clouds (% Sky Obscured)

84
83
71
58
45
45
50
50
50
50
60
60
60
60
55
50
40
35
35
30

Medium Clouds (% Sky Obscured)

80
70
65
65
65
60
60
65
65
65
70
75
75
70
75
70
65
70
70
70

High Clouds (% Sky Obscured)

36
40
40
40
100
100
100
100
100
85
75
75
75
60
45
25
25
45
45
45

ISS Passover

Visibility (miles)

3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Fog (%)

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

54
60
63
64
72
74
76
80
72
61
57
60
55
54
57
54
57
56
51
45

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-18
-18
-19
-19
-21
-22
-24
-25
-25
-25
-23
-23
-19
-19
-17
-17
-17
-17
-18
-18

Dew Point (°C)

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

Relative Humidity (%)

83
86
88
88
88
88
86
86
86
85
86
88
88
88
88
88
88
86
88
90

Pressure (mb)

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

Ozone (du)

367
373
379
380
382
383
382
381
380
382
383
384
380
375
371
368
365
362
354
346

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

Generated: 09/01/26 23:45:30. Forecast: 09/01/26 to 15/01/26. Timezone: UTC-5.00