Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Crescent 10%

11:06

18:29

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: 07:03, Set: 16:15, Transit: 11:39. Moon - Rise: 11:06, Set: 18:29. Civil Dark: 16:48 - 06:31. Nautical Dark: 17:24 - 05:54. Astro Dark: 17:59 - 05:19

Total Clouds (% Sky Obscured)

99
100
99
97
96
97
96
97
98
98
97
98
97
98
96
95
96
97
100
96
80
86
100
100

Low Clouds (% Sky Obscured)

58
57
58
59
79
80
83
86
91
94
91
94
89
86
85
84
90
92
100
90
74
82
100
100

Medium Clouds (% Sky Obscured)

98
99
91
89
86
80
61
60
62
66
52
53
54
57
52
47
29
27
10
8
0
0
0
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
0
0
3

ISS Passover

Visibility (miles)

9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
44
15
2
1
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

1
2
2
16
10
16
35
59
68
71
67
55
41
40
47
41
29
15
10
5
3
4
1
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-3
-3
-2

Dew Point (°C)

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

Relative Humidity (%)

87
98
100
98
98
98
98
98
100
100
100
98
100
100
100
100
98
98
98
91
86
81
77
79

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1016
1017
1018
1019
1020
1020
1021
1021
1021
1021
1022

Ozone (du)

332
334
335
337
337
338
338
338
337
337
335
333
334
331
330
327
322
319
318
318
316
313
310
308

Monday 24

Waxing Crescent 18%

11:38

19:34

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: 07:05, Set: 16:14, Transit: 11:39. Moon - Rise: 11:38, Set: 19:34. Civil Dark: 16:47 - 06:32. Nautical Dark: 17:23 - 05:55. Astro Dark: 17:59 - 05:20

Total Clouds (% Sky Obscured)

100
95
96
92
76
63
65
91
75
92
95
100
89
96
100
98
99
100
100
100
100
89
93
98

Low Clouds (% Sky Obscured)

100
83
85
76
51
34
15
52
14
7
12
13
5
9
37
21
10
10
8
8
8
6
2
10

Medium Clouds (% Sky Obscured)

27
30
32
68
58
50
53
39
64
64
78
96
88
92
100
96
97
98
97
92
100
82
75
58

High Clouds (% Sky Obscured)

2
0
0
0
0
0
7
4
13
90
45
96
89
96
91
82
95
100
100
100
100
14
57
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
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 (%)

3
1
0
0
0
0
0
0
1
0
0
0
0
0
0
5
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
78
81
83
88
87
89
89
89
88
88
86
84
84
84
84
84
85
83
82
80
79
78
78

Pressure (mb)

1022
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1018
1018

Ozone (du)

304
303
302
301
297
296
296
297
295
295
293
292
294
295
298
300
304
305
306
304
302
297
295
293

Tuesday 25

Waxing Crescent 27%

12:04

20:43

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: 07:06, Set: 16:14, Transit: 11:40. Moon - Rise: 12:04, Set: 20:43. Civil Dark: 16:46 - 06:33. Nautical Dark: 17:23 - 05:57. Astro Dark: 17:58 - 05:21

Total Clouds (% Sky Obscured)

89
100
100
100
100
100
100
100
100
98
100
95
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
31
30
9
1
28
45
80
89
87
100
87
93
100
100
100
100
100
100
100
100
100
97
93

Medium Clouds (% Sky Obscured)

62
62
62
97
100
100
100
100
100
96
83
70
41
39
46
40
72
34
36
29
44
45
47
48

High Clouds (% Sky Obscured)

15
100
100
100
100
100
100
100
19
1
0
1
3
1
0
0
0
0
0
42
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
3
4
7
9
8
9
9
9
9
9
9
9
9
9
7
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

1
1
11
15
14
33
88
95
95
85
64
59
45
28
20
26
28
39
41
51
40
42
35
39

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
1.1
0.7
0.3
0.2
0
0
0
0
0
0
0
0
0.3
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
4
3
4
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
86
89
93
91
88
85
89
94
96
96
94
96
94
93
93
93
93
93
94
93
94
94
94

Pressure (mb)

1017
1017
1017
1016
1016
1015
1014
1014
1013
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1008
1007
1006
1005
1005

Ozone (du)

295
296
294
292
293
293
294
292
291
291
292
293
292
291
291
290
291
291
289
289
288
288
288
291

Wednesday 26

Waxing Crescent 36%

12:26

21:54

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 OK
05 Bad
06 Bad
07 Bad
08 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:07, Set: 16:13, Transit: 11:40. Moon - Rise: 12:26, Set: 21:54. Civil Dark: 16:46 - 06:34. Nautical Dark: 17:22 - 05:58. Astro Dark: 17:58 - 05:22

Total Clouds (% Sky Obscured)

100
91
66
83
88
93
100
95
53
79
81
72
57
33
70
84
84
31
36
90
95
97
98
98

Low Clouds (% Sky Obscured)

90
71
48
44
58
81
100
82
20
43
61
60
49
19
67
84
84
8
18
90
95
97
96
97

Medium Clouds (% Sky Obscured)

50
38
34
72
81
56
66
95
53
44
32
18
5
8
12
14
9
7
4
10
17
22
37
78

High Clouds (% Sky Obscured)

0
1
0
0
15
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
7
0
0
0
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

46
41
37
75
95
86
78
73
64
41
28
25
4
1
1
4
3
4
18
29
40
38
39
48

Precipitation Amount (mm)

0.2
0
0
0.3
2
0.3
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
5
3
1
1
0
-1
-2
-2
-2
-2
-2
-2
-2
-3
-2
-2
-2
-2
-1

Relative Humidity (%)

96
96
98
100
96
88
78
70
72
75
75
68
72
74
78
78
78
74
69
68
64
66
68
73

Pressure (mb)

1004
1003
1002
1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1001
1001
1001
1000
1000
1000

Ozone (du)

291
294
300
304
306
310
313
316
319
321
324
325
328
329
330
331
332
331
330
331
332
329
330
330

Thursday 27

Waxing Crescent 47%

12:45

23:06

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: 16:13, Transit: 11:40. Moon - Rise: 12:45, Set: 23:06. Civil Dark: 16:45 - 06:35. Nautical Dark: 17:22 - 05:59. Astro Dark: 17:57 - 05:23

Total Clouds (% Sky Obscured)

99
99
99
99
97
96
94
97
99
100
100
100
100
100
100
100
100
100
100
100
99
99
97
96

Low Clouds (% Sky Obscured)

98
93
85
79
77
73
70
75
81
87
86
87
89
93
96
97
97
97
97
98
97
98
97
96

Medium Clouds (% Sky Obscured)

97
95
93
92
87
82
78
90
96
100
100
100
100
100
100
100
98
96
94
93
93
95
95
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
18
15
0
0
23
16
4
8
11
13
11
8
5
5
4

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
8
4
3
3
4
1
2
1
0
0
0
0
0
1
1
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
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

27
29
22
25
36
30
29
26
29
30
38
41
45
48
54
58
76
65
56
56
56
52
54
54

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
14
14
15
16
16
15
14
14
14
14
14
14
14
14
14
14
14
15
16
16
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-3
-2
-1
-2
-4
-4
-4
-4
-4
-3
-3
-4
-4
-4
-3
-3
-3
-3
-3
-3
-3
-4
-4

Relative Humidity (%)

70
69
77
81
78
69
69
70
73
80
84
83
81
84
83
87
91
91
92
91
89
86
83
80

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
999
999
999
999
999
999
999
1000
1000
1001
1001
1002
1002
1003
1003
1005

Ozone (du)

331
334
339
346
353
360
368
379
383
386
390
390
388
381
374
371
366
362
359
355
353
352
350
350

Friday 28

First Quarter 57%

13:03

00:19

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: 16:12, Transit: 11:41. Moon - Rise: 13:03, Set: 00:19. Civil Dark: 16:45 - 06:36. Nautical Dark: 17:22 - 06:00. Astro Dark: 17:57 - 05:24

Total Clouds (% Sky Obscured)

96
96
96
95
95
96
97
97
96
96
92
88
84
83
85
86
94
96
99
98
97
97
97
96

Low Clouds (% Sky Obscured)

95
92
87
83
75
69
66
65
65
65
67
69
71
74
76
76
82
88
94
86
80
73
69
65

Medium Clouds (% Sky Obscured)

92
83
75
68
56
42
26
30
32
34
29
23
18
19
20
20
13
7
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
9
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

Snow
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 (%)

45
41
35
21
26
21
11
21
19
13
15
13
5
13
12
5
14
12
7
11
10
3
6
3

Precipitation Amount (mm)

0.1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-9
-10
-9
-9
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11
-11
-12
-12
-11
-11
-11
-11
-9

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
74
74
74
72
72
72
73
75
73
75
73
75
76
76
73
69
66
64
59
56
58

Pressure (mb)

1006
1007
1008
1009
1011
1011
1012
1013
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1027
1027
1028

Ozone (du)

349
349
345
341
338
341
344
347
350
353
356
355
354
353
351
349
347
343
339
335
332
329
326
323

Saturday 29

Waxing Gibbous 68%

13:23

01:34

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: 07:11, Set: 16:12, Transit: 11:41. Moon - Rise: 13:23, Set: 01:34. Civil Dark: 16:45 - 06:38. Nautical Dark: 17:21 - 06:01. Astro Dark: 17:57 - 05:25

Total Clouds (% Sky Obscured)

95
93
90
88
85
81
78
85
92
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

61
41
20
6
7
7
6
5
5
5
11
9
0
35
57
76
83
89
95
95
95
94

Medium Clouds (% Sky Obscured)

0
1
2
3
13
22
29
41
54
64
73
84
95
95
96
97
98
99
100
99
98
98

High Clouds (% Sky Obscured)

4
24
42
60
51
49
51
67
88
100
95
91
88
93
93
92
79
67
74
73
64
52

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3

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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
27
39
49
56
61
64

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
64
66
68
70
72
72
73
73
72
72
72
70
72
70
70
70
68
64
60
69
78

Pressure (mb)

1029
1029
1030
1031
1031
1031
1032
1032
1032
1033
1033
1033
1032
1032
1032
1031
1031
1030
1030
1030
1028
1027

Ozone (du)

320
317
314
312
309
307
304
301
300
298
297
297
296
296
297
297
298
299
300
301
300
300

Forecast for Domaine-Joyeux, Montérégie, Canada (45.22,-73.09)

Generated: 23/11/25 15:13:18. Forecast: 23/11/25 to 29/11/25. Timezone: UTC-5.00