Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 26

Waxing Gibbous 64%

11:49

04:21

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 Good
09 Good

Sun - Rise: 06:39, Set: 19:13, Transit: 12:57. Moon - Rise: 11:49, Set: 04:21. Civil Dark: 19:43 - 06:09. Nautical Dark: 20:19 - 05:34. Astro Dark: 20:56 - 04:57

Total Clouds (% Sky Obscured)

99
100
100
95
100
100
100
100
100
100
100
100
100
100
99
96
97
80
30
39
33
24
5
1

Low Clouds (% Sky Obscured)

76
79
70
42
55
57
46
63
72
85
86
93
90
94
76
84
64
19
27
37
31
24
5
1

Medium Clouds (% Sky Obscured)

82
59
85
87
60
100
100
100
100
100
100
100
100
56
70
33
67
14
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
69
89
100
100
100
100
100
100
100
100
99
96
87
63
62
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
1
0
0
0
0
0
0
0
0
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
Very Light Rain
Snow
Light Rain
None
Frozen rai
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
1
26
19
9
65
90
82
63
68
51
54
26
21
6
2
2
1
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
5
4
2
4
3
4
2
1
1
2
4
5
8
13
13
13
14
13
13
13
12
13

Chance of Frost

Temperature (°C)

-3
-2
-1
-0
1
1
2
2
1
1
1
1
1
0
0
-0
-2
-3
-4
-6
-7
-8
-9
-9

Feels Like (°C)

-6
-5
-3
-3
-2
-2
-1
-1
-1
-1
-1
-2
-3
-3
-5
-6
-8
-9
-10
-10
-12
-13
-14
-14

Dew Point (°C)

-3
-2
-1
-1
1
1
2
2
1
1
1
1
1
0
-2
-3
-5
-6
-8
-9
-10
-12
-13
-14

Relative Humidity (%)

94
94
98
96
100
98
100
100
100
98
100
98
100
98
83
81
78
78
76
76
76
72
71
65

Pressure (mb)

1009
1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1006
1006
1006
1006
1007
1009
1011
1012
1014
1016
1018
1020
1022

Ozone (du)

408
404
400
389
380
367
361
357
355
353
345
339
338
343
344
346
351
348
347
349
352
358
361
368

Friday 27

Waxing Gibbous 74%

13:07

04:51

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

Sun - Rise: 06:37, Set: 19:15, Transit: 12:57. Moon - Rise: 13:07, Set: 04:51. Civil Dark: 19:45 - 06:07. Nautical Dark: 20:20 - 05:32. Astro Dark: 20:57 - 04:55

Total Clouds (% Sky Obscured)

1
1
14
19
30
40
45
50
63
77
89
100
100
100
93
54
45
44
35
29
22
13
12
9

Low Clouds (% Sky Obscured)

1
1
7
7
15
25
30
30
25
25
20
22
23
17
22
29
30
26
25
20
12
4
3
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
63
72
84
100
100
100
82
15
3
13
6
1
1
1
1
1

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)

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
2
0
2
2
0
1
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
11
10
10
10
9
8
8
7
6
7
8
9
9
8
8
7
7
6
6
5
5
4
4

Chance of Frost

Temperature (°C)

-8
-8
-7
-6
-5
-5
-5
-4
-5
-5
-6
-7
-7
-8
-9
-10
-11
-11
-12
-13
-13
-13
-12
-11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
59
57
56
55
55
54
58
66
74
77
79
79
80
82
83
85
83
83
86
86
86
83
69

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1025
1026
1026
1026
1027
1027
1027
1028
1028
1029
1029
1030
1030
1031

Ozone (du)

376
381
386
383
386
377
373
371
373
371
375
381
389
396
404
412
415
419
432
457
477
510
522
516

Saturday 28

Waxing Gibbous 83%

14:26

05:15

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

Sun - Rise: 06:36, Set: 19:16, Transit: 12:57. Moon - Rise: 14:26, Set: 05:15. Civil Dark: 19:46 - 06:06. Nautical Dark: 20:22 - 05:30. Astro Dark: 20:59 - 04:52

Total Clouds (% Sky Obscured)

32
59
67
80
80
89
91
100
100
65
83
76
24
4
25
67
65
81
90
78
49
58
91
93

Low Clouds (% Sky Obscured)

13
34
48
70
74
75
86
100
100
48
72
55
23
2
23
58
50
70
41
66
40
9
57
72

Medium Clouds (% Sky Obscured)

1
1
0
0
0
29
57
80
80
30
50
57
0
4
3
38
15
23
51
22
8
56
69
84

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
6
5
4
8
6
9
8
0
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
Snow
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
2
15
21
28
24
36
28
39
24
2
10
4
1
0
2
1
2
1
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-16
-15
-13
-10
-10
-10
-9
-8
-6
-7
-8
-8
-8
-8
-8
-8
-9
-9
-8
-9
-8
-8
-7

Relative Humidity (%)

61
57
59
64
73
69
67
68
72
92
87
82
85
85
87
87
87
87
85
82
80
85
84
79

Pressure (mb)

1031
1031
1031
1030
1030
1029
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1029

Ozone (du)

512
502
500
491
490
490
490
488
480
477
475
474
475
470
464
462
458
454
447
440
438
436
440
442

Sunday 29

Waxing Gibbous 91%

15:42

05:35

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:34, Set: 19:17, Transit: 12:56. Moon - Rise: 15:42, Set: 05:35. Civil Dark: 19:47 - 06:04. Nautical Dark: 20:23 - 05:28. Astro Dark: 21:01 - 04:50

Total Clouds (% Sky Obscured)

96
92
94
85
95
69
94
95
95
96
77
99
86
100
100
100
100
100
100
100
100
100
99
97

Low Clouds (% Sky Obscured)

84
78
79
55
76
57
80
79
79
78
44
73
48
79
81
88
84
79
5
6
5
4
14
79

Medium Clouds (% Sky Obscured)

87
84
83
76
87
58
94
94
95
95
47
43
40
40
76
100
100
100
100
100
100
100
97
94

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
20
15
15
15
15
15
20
18
22

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 (%)

0
3
5
6
8
10
15
23
34
17
11
7
2
3
5
0
0
1
0
2
2
2
2
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-6
-5
-4
-4
-3
-4
-4
-5
-4
-3
-4
-4
-3
-3
-3
-3
-4
-5
-4
-4
-3
-2

Dew Point (°C)

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

Relative Humidity (%)

73
71
78
81
75
66
62
55
60
72
76
74
78
86
88
92
94
94
92
94
96
96
94
93

Pressure (mb)

1029
1029
1028
1027
1026
1024
1023
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018

Ozone (du)

441
439
440
442
440
440
440
440
435
432
432
433
429
426
425
424
423
425
426
427
427
424
424
424

Monday 30

Waxing Gibbous 96%

16:55

05:52

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
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK

Sun - Rise: 06:32, Set: 19:19, Transit: 12:56. Moon - Rise: 16:55, Set: 05:52. Civil Dark: 19:49 - 06:02. Nautical Dark: 20:25 - 05:25. Astro Dark: 21:02 - 04:48

Total Clouds (% Sky Obscured)

96
97
98
98
98
97
97
98
99
100
91
85
70
24
23
32
50
75
99
95
76
63
38
28

Low Clouds (% Sky Obscured)

70
71
77
84
72
62
55
41
32
30
23
20
3
7
8
6
32
22
14
8
8
6
2
1

Medium Clouds (% Sky Obscured)

92
93
94
95
93
92
87
72
90
98
85
21
7
19
23
32
10
15
20
18
16
16
16
17

High Clouds (% Sky Obscured)

25
35
43
55
31
29
25
47
75
100
77
57
27
10
13
16
6
14
30
39
39
38
38
28

ISS Passover

Visibility (miles)

9
8
0
0
0
0
0
0
8
8
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
Light Rain
Snow
Snow
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
71
95
95
72
40
15
14
3
1
0
1
0
0
0
0
2
1
0
1
1
0
0
0

Precipitation Amount (mm)

0
0.4
0.8
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
96
98
100
98
98
98
94
93
88
88
88
84
86
87
86
86
86
86
79
75
69
60

Pressure (mb)

1018
1018
1017
1016
1015
1015
1015
1015
1015
1016
1016
1017
1018
1019
1019
1020
1021
1020
1021
1022
1023
1025
1026
1027

Ozone (du)

422
416
411
411
411
414
415
417
417
416
413
414
418
421
422
421
418
417
415
414
414
414
414
413

Tuesday 31

Waxing Gibbous 99%

18:06

06:08

10 OK
11 OK
12 Bad
13 Bad
14 Bad
15 OK
16 OK
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

Sun - Rise: 06:30, Set: 19:20, Transit: 12:56. Moon - Rise: 18:06, Set: 06:08. Civil Dark: 19:50 - 06:00. Nautical Dark: 20:26 - 05:23. Astro Dark: 21:04 - 04:46

Total Clouds (% Sky Obscured)

23
35
49
67
56
48
46
65
85
97
98
100
100
100
100
100
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
15
25
30
35
40
60
65
61
52
53
63
66

Medium Clouds (% Sky Obscured)

17
26
38
51
38
28
17
40
63
86
89
94
100
100
100
100
83
66
49
34
19
9
18
23

High Clouds (% Sky Obscured)

23
23
32
36
51
48
46
65
79
64
53
32
18
45
72
100
76
52
36
54
72
89
75
66

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
5
8
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
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
10
16
22
36
46
55
56
57
60
48
35
18
27
38

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-12
-12
-12
-12
-11
-11
-10
-9
-8
-7
-7
-6
-6
-5
-4
-3
-3
-2
-2
-1
0
1
1

Relative Humidity (%)

54
47
45
43
41
43
45
46
51
57
63
68
74
79
84
91
96
92
91
91
89
89
91
91

Pressure (mb)

1027
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1028
1028
1027
1026
1026
1025
1024
1023
1023
1022
1021
1021

Ozone (du)

412
412
409
406
403
403
404
405
403
401
399
398
397
396
393
391
389
386
382
379
377
376
374
372

Wednesday 1

Full Moon 100%

19:15

06:25

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 06:28, Set: 19:21, Transit: 12:56. Moon - Rise: 19:15, Set: 06:25. Civil Dark: 19:51 - 05:58. Nautical Dark: 20:28 - 05:21. Astro Dark: 21:06 - 04:43

Total Clouds (% Sky Obscured)

98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
76
82
88
90
95
100
100
100
100
100
100
100
97
95
92
92
92
93
92
92
89

Medium Clouds (% Sky Obscured)

31
44
57
73
80
86
92
95
98
100
99
98
97
68
38
9
9
9
13
21
25
32

High Clouds (% Sky Obscured)

67
61
68
66
76
87
98
83
79
73
74
81
92
94
93
92
96
97
96
97
99
100

ISS Passover

Visibility (miles)

9
9
8
6
5
3
2
0
0
0
0
0
0
0
3
6
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

Precipitation Type

None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Sleet
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None

Precipitation Probability (%)

47
73
95
95
95
95
95
95
95
95
81
64
48
85
95
95
95
95
75
67
47
18

Precipitation Amount (mm)

0
0.4
0.7
1.2
1.2
1.2
1.2
1
0.9
0.7
0.4
0.3
0
0.5
1
1.6
1.3
0.7
0.2
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
96
96
98
98
100
100
100
100
98
98
100
98
98
96
94
91
91
84
81

Pressure (mb)

1020
1020
1019
1018
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1015
1015
1015
1015
1016

Ozone (du)

370
368
366
363
361
359
358
357
356
355
355
356
358
360
359
358
357
354
352
349
348
346

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 26/03/26 10:21:25. Forecast: 26/03/26 to 01/04/26. Timezone: UTC-4.00