Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Waning Gibbous 59%

02:00

10:08

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

Sun - Rise: 07:12, Set: 18:52, Transit: 13:02. Moon - Rise: 02:00, Set: 10:08. Civil Dark: 19:20 - 06:42. Nautical Dark: 19:54 - 06:08. Astro Dark: 20:29 - 05:34

Total Clouds (% Sky Obscured)

14
13
20
22
33
50
100
85
66
63
57
37
35
29
18
31
55
66
83
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
5
15
35
29
18
31
55
53
57
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
2
15
33
26
50
72
61
63
51
33
24
12
2
13
44
51
67
65
65
49
66
53

High Clouds (% Sky Obscured)

5
8
20
12
13
45
100
32
0
0
0
0
0
0
0
0
0
2
3
13
5
6
0
0

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
8
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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
1
0
3
38
49
35

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
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
10
9
8
7
7
6
6
6
6
5
5
7
8
10
11
12
12
11
10
8
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
67
70
72
77
81
82
85
86
86
88
88
88
82
74
68
65
62
60
69
74
70
75

Pressure (mb)

1008
1009
1009
1010
1011
1011
1011
1012
1013
1013
1013
1014
1014
1014
1015
1014
1015
1014
1014
1014
1014
1014
1015
1017

Ozone (du)

331
331
333
332
334
329
319
317
319
316
317
318
318
318
319
322
320
316
316
315
314
316
319
324

Tuesday 10

Waning Gibbous 50%

03:00

10:52

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:10, Set: 18:53, Transit: 13:02. Moon - Rise: 03:00, Set: 10:52. Civil Dark: 19:21 - 06:41. Nautical Dark: 19:55 - 06:06. Astro Dark: 20:30 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
99
85
87
85
84
75
74
100
81
100
96
100
100
100
100
91
77
78
76
80
52
81
83

Medium Clouds (% Sky Obscured)

60
55
60
55
50
52
46
49
44
41
51
100
100
98
100
100
100
100
100
100
100
100
100
95

High Clouds (% Sky Obscured)

0
4
4
0
4
4
10
11
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
3
1
5
9
7
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

34
40
28
6
3
6
0
0
0
1
4
16
38
77
89
95
95
95
95
95
95
95
91
94

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6
1.9
1.6
0.8
0.5
1.5
1
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
75
67
64
65
68
72
70
73
77
78
80
80
83
88
93
96
96
96
96
96
98
96

Pressure (mb)

1018
1019
1020
1020
1021
1021
1022
1021
1021
1021
1019
1018
1017
1015
1014
1013
1012
1010
1008
1006
1004
1002
1000
999

Ozone (du)

322
321
330
337
341
345
352
354
354
353
353
353
354
353
346
341
332
334
334
330
331
335
333
332

Wednesday 11

Third Quarter 40%

03:52

11:47

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:08, Set: 18:55, Transit: 13:01. Moon - Rise: 03:52, Set: 11:47. Civil Dark: 19:23 - 06:39. Nautical Dark: 19:57 - 06:05. Astro Dark: 20:31 - 05:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
88
100
70
100
91
83
79
83
60
67
67
67
70
73
80

Low Clouds (% Sky Obscured)

83
80
67
86
86
98
100
91
98
82
100
55
100
84
73
66
69
38
37
34
28
29
35
48

Medium Clouds (% Sky Obscured)

95
100
100
93
100
100
100
100
50
60
60
46
29
0
0
0
0
0
0
2
3
5
11
19

High Clouds (% Sky Obscured)

98
100
100
84
100
100
100
100
100
35
19
35
35
50
45
8
15
1
65
50
50
26
51
5

ISS Passover

Visibility (miles)

3
6
4
9
1
1
2
0
3
7
9
9
9
9
4
2
6
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
2
20
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

78
95
95
95
95
95
64
95
69
57
25
8
15
18
22
21
5
6
4
4
5
12
2
4

Precipitation Amount (mm)

0.3
0.9
0.9
1.9
3.3
0.6
0
1.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
12
17
19
20
18
15
11
13
19
25
23
25
24
23
23
23
23
23
23
22
20
19
17

Chance of Frost

Temperature (°C)

9
11
12
13
14
14
13
9
9
9
6
3
2
-1
-2
-3
-3
-3
-3
-2
-1
-1
-0
-1

Feels Like (°C)

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

Dew Point (°C)

8
8
11
12
13
14
13
9
8
8
2
0
-3
-5
-6
-7
-7
-9
-10
-9
-8
-7
-6
-6

Relative Humidity (%)

93
85
89
89
90
100
100
98
96
93
76
79
71
71
76
72
71
62
57
57
60
61
66
67

Pressure (mb)

997
995
993
992
991
990
991
991
992
992
995
997
999
1001
1003
1005
1006
1007
1008
1009
1010
1011
1012
1013

Ozone (du)

327
322
321
322
322
324
321
322
319
318
318
321
331
337
337
337
338
336
338
345
347
352
359
363

Thursday 12

Waning Crescent 30%

04:36

12:49

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

Sun - Rise: 07:06, Set: 18:56, Transit: 13:01. Moon - Rise: 04:36, Set: 12:49. Civil Dark: 19:24 - 06:37. Nautical Dark: 19:58 - 06:03. Astro Dark: 20:33 - 05:28

Total Clouds (% Sky Obscured)

85
83
77
53
51
54
61
45
72
48
59
37
42
39
38
97
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

53
56
67
47
44
44
46
35
72
48
50
9
8
4
5
5
9
4
9
21
90
100
90
74

Medium Clouds (% Sky Obscured)

27
21
11
2
2
2
2
2
44
0
13
27
35
30
35
41
100
99
100
100
100
100
100
100

High Clouds (% Sky Obscured)

3
1
0
0
0
0
0
0
0
0
30
37
42
39
38
97
100
100
100
100
100
100
94
89

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
8
3
8

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
Snow

Precipitation Probability (%)

15
8
8
3
8
8
6
5
3
2
1
0
0
0
0
0
0
0
0
0
4
24
33
50

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
67
68
68
65
65
61
59
57
58
58
58
58
57
52
46
43
42
41
41
41
41
48
64

Pressure (mb)

1014
1015
1017
1018
1019
1019
1020
1021
1022
1022
1022
1022
1023
1023
1023
1022
1023
1021
1020
1019
1017
1015
1013
1013

Ozone (du)

366
372
380
388
406
423
429
434
439
441
443
448
449
448
446
450
447
444
448
450
454
461
466
469

Friday 13

Waning Crescent 21%

05:11

13:58

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:04, Set: 18:57, Transit: 13:01. Moon - Rise: 05:11, Set: 13:58. Civil Dark: 19:25 - 06:35. Nautical Dark: 19:59 - 06:01. Astro Dark: 20:34 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
97
98
98
96
98
99
100
100
99
98
92
85
81
73
69

Low Clouds (% Sky Obscured)

61
72
84
100
90
80
72
75
79
83
86
89
89
89
89
87
93
94
97
92
85
81
73
63

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
87
77
60
55
45
43
50
63
75
62
60
79
76
67
59
37
16

High Clouds (% Sky Obscured)

84
55
29
15
25
30
30
30
35
35
45
50
19
22
19
14
14
14
13
8
4
0
0
0

ISS Passover

Visibility (miles)

0
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
9
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

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

Precipitation Probability (%)

50
46
50
58
95
95
85
90
95
86
73
57
40
48
49
46
49
53
56
51
45
34
24
18

Precipitation Amount (mm)

0.2
0.1
0
0.2
1.1
0.7
0.4
0.6
0.7
0.5
0.4
0.3
0.1
0.2
0.2
0.1
0.2
0.2
0.3
0.2
0.1
0
0
0

Wind Speed/Direction (mph)

12
12
13
14
15
14
12
11
11
10
10
10
11
13
14
16
17
18
20
21
21
20
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
84
86
83
84
94
94
92
96
96
94
96
98
94
92
91
89
89
89
89
86
81
78
84

Pressure (mb)

1012
1011
1010
1009
1008
1007
1007
1006
1006
1006
1006
1007
1007
1008
1009
1009
1010
1011
1013
1014
1015
1016
1018
1019

Ozone (du)

462
459
458
460
464
464
465
468
477
482
488
486
486
489
489
489
489
490
490
491
490
488
487
478

Saturday 14

Waning Crescent 13%

05:40

15:10

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:02, Set: 18:59, Transit: 13:01. Moon - Rise: 05:40, Set: 15:10. Civil Dark: 19:27 - 06:33. Nautical Dark: 20:01 - 05:59. Astro Dark: 20:36 - 05:24

Total Clouds (% Sky Obscured)

62
58
54
55
54
51
38
54
77
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
25
8
0
0
0
0
0
0
0
8
14
15
15
14
14
33
67
100
81
62
43
45
47

Medium Clouds (% Sky Obscured)

0
0
1
1
20
38
38
54
77
95
97
99
100
97
95
94
98
99
100
100
100
100
78
57

High Clouds (% Sky Obscured)

0
1
2
3
31
51
38
54
77
100
88
56
30
53
77
99
99
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
0
2
3
4
6
8
9
9
9
9
9
9
9
6
3
0
0
0
0
1
2
2
5

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

17
20
21
19
15
11
2
2
1
0
0
0
0
25
39
53
88
95
95
95
95
95
95
93

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.6
0.9
1.4
1.6
1.7
1.9
1.3
0.6

Wind Speed/Direction (mph)

17
16
14
13
11
10
8
6
5
5
4
3
2
2
4
5
7
8
9
11
11
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-5
-5
-5
-5
-6
-7
-6
-6
-6
-6
-6
-6
-5
-4
-3
-2
-2
-1
-1
-1
-1
0

Relative Humidity (%)

87
94
94
92
94
94
92
92
92
92
90
89
87
85
89
91
94
96
98
100
96
96
92
91

Pressure (mb)

1020
1021
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1023
1022
1020
1019
1017
1015
1013
1010
1008

Ozone (du)

470
462
453
445
437
432
428
423
418
413
408
405
401
397
395
394
392
391
391
390
391
391
391
390

Sunday 15

Waning Crescent 7%

06:03

16:24

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

Sun - Rise: 07:01, Set: N/A, Transit: 13:00. Moon - Rise: 06:03, Set: 16:24. Civil Dark: 19:28 - 06:31. Nautical Dark: 20:02 - 05:57. Astro Dark: 20:37 - 05:22

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

56
59
61
63
68
75
82
88
93
100
84
73
68
71
66
64
56
47
35

Medium Clouds (% Sky Obscured)

39
64
83
100
98
96
95
97
99
100
100
100
100
99
99
98
83
65
38

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
85
78
79
79
89
79
63
44

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

25
26
24
18
50
64
69
95
95
95
95
95
95
92
69
22
31
27
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.6
1
1.3
1
0.9
0.9
0.6
0.3
0
0
0
0

Wind Speed/Direction (mph)

14
17
20
22
25
24
23
23
17
13
13
16
18
20
20
19
19
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-0
-0
-1
-1
-1
-1
2
2
2
2
2
2
-10
-11
-11
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

89
88
88
90
91
90
90
88
90
93
96
91
88
84
78
73
70
69
67

Pressure (mb)

1006
1003
1002
1000
999
997
996
995
994
994
994
996
999
1001
1003
1004
1006
1007
1007

Ozone (du)

389
387
387
387
387
385
383
381
382
384
385
386
386
387
390
393
396
397
397

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

Generated: 09/03/26 19:02:05. Forecast: 09/03/26 to 15/03/26. Timezone: UTC-4.00