Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Crescent 41%

10:24

01:47

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:00, Set: N/A, Transit: 12:30. Moon - Rise: 10:24, Set: 01:47. Civil Dark: 18:27 - 06:31. Nautical Dark: 19:01 - 05:58. Astro Dark: 19:34 - 05:25

Total Clouds (% Sky Obscured)

69
73
75
76
56
52
53
50
48
43
50
46
47
79
87
79
66
49
60
75
91
100
100
100

Low Clouds (% Sky Obscured)

68
47
36
38
56
52
53
50
48
43
50
46
47
65
63
63
61
30
11
16
13
56
74
78

Medium Clouds (% Sky Obscured)

69
52
42
37
18
3
0
0
0
0
32
4
0
30
19
2
8
2
27
28
71
86
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
5
29
77
62
4
49
44
22
49
100
100
100

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
1
1
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 (%)

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

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)

21
21
21
20
14
13
12
11
10
10
9
9
9
8
9
8
7
5
4
6
6
6
6
7

Chance of Frost

Temperature (°C)

-8
-10
-12
-14
-13
-14
-15
-15
-16
-16
-17
-18
-18
-19
-19
-18
-16
-14
-13
-11
-10
-9
-8
-8

Feels Like (°C)

-16
-18
-19
-19
-18
-19
-19
-19
-20
-21
-21
-21
-22
-23
-24
-23
-21
-18
-17
-16
-13
-12
-13
-12

Dew Point (°C)

-11
-13
-15
-17
-16
-17
-18
-18
-19
-20
-21
-21
-22
-22
-22
-21
-20
-18
-17
-16
-15
-15
-14
-13

Relative Humidity (%)

80
78
78
76
78
76
77
76
74
72
73
72
72
72
72
73
73
72
70
67
64
61
63
68

Pressure (mb)

1018
1019
1019
1019
1020
1020
1019
1020
1020
1020
1020
1020
1020
1020
1021
1020
1019
1018
1017
1016
1014
1013
1012
1010

Ozone (du)

411
419
432
431
432
437
438
432
427
424
423
426
426
424
424
425
426
426
429
430
426
426
429
434

Tuesday 24

First Quarter 56%

11:17

03:01

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:58, Set: 18:00, Transit: 12:30. Moon - Rise: 11:17, Set: 03:01. Civil Dark: 18:29 - 06:29. Nautical Dark: 19:02 - 05:56. Astro Dark: 19:35 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
97
96
93
96
95
98
92
91
100
100
68
93
93
75
81
63
80

Low Clouds (% Sky Obscured)

84
80
100
100
100
97
91
89
90
90
94
90
98
90
83
93
67
68
89
88
75
81
63
80

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
93
42
35
31
16
0
49
7
34
100
100
54
27
58
50
31
2
3

High Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
0
0
0
0
0
0
1
3
8
6
1
0
4
9
9
9
9
9
6
0
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
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
None

Precipitation Probability (%)

3
10
88
95
95
95
70
51
37
27
17
13
28
28
24
10
24
12
19
12
24
40
45
18

Precipitation Amount (mm)

0
0
0.5
1.5
1.5
1.1
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0

Wind Speed/Direction (mph)

8
11
11
10
12
11
11
13
13
12
11
11
10
10
10
9
11
12
11
11
10
9
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-11
-11
-11
-11
-9
-7
-8
-8
-7
-7
-7
-7
-6
-6
-4
-5
-6
-6
-5
-5
-5
-5
-6

Dew Point (°C)

-11
-10
-9
-7
-6
-5
-3
-3
-3
-3
-3
-3
-3
-3
-2
-1
-3
-3
-3
-3
-3
-3
-3
-5

Relative Humidity (%)

74
73
74
92
94
94
96
96
92
91
91
89
89
89
94
94
83
84
81
83
81
81
87
77

Pressure (mb)

1009
1007
1005
1004
1003
1001
999
998
997
996
996
995
995
996
996
997
997
998
998
999
999
1000
1001
1001

Ozone (du)

439
444
445
439
432
440
448
447
450
452
458
465
466
465
467
468
471
469
466
464
465
468
468
469

Wednesday 25

Waxing Gibbous 67%

12:22

04:05

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 Good
04 OK
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

Sun - Rise: 06:57, Set: 18:01, Transit: 12:30. Moon - Rise: 12:22, Set: 04:05. Civil Dark: 18:30 - 06:28. Nautical Dark: 19:03 - 05:55. Astro Dark: 19:37 - 05:21

Total Clouds (% Sky Obscured)

64
57
81
50
64
82
25
28
43
6
44
76
100
98
100
87
69
100
99
98
96
95
82
64

Low Clouds (% Sky Obscured)

64
50
81
40
63
82
22
25
10
4
3
5
4
4
5
6
4
44
50
45
45
39
25
8

Medium Clouds (% Sky Obscured)

0
0
0
0
3
0
0
0
0
0
44
76
75
73
100
86
60
98
55
68
96
95
82
55

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
15
1
5
62
100
97
100
86
5
84
83
50
29
5
5
0

ISS Passover

Visibility (miles)

9
9
9
9
9
2
9
9
9
9
9
9
9
9
9
9
9
9
8
6
6
8
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 (%)

9
4
2
6
3
1
0
0
1
2
0
0
0
0
0
0
0
0
4
0
15
2
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
81
82
84
82
82
84
85
79
82
85
87
85
87
83
79
74
73
70
72
72
70
73
77

Pressure (mb)

1003
1004
1005
1007
1007
1008
1009
1010
1011
1011
1011
1012
1012
1013
1014
1014
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

468
465
462
461
459
454
452
448
444
439
438
443
442
440
438
439
439
439
440
443
443
444
446
445

Thursday 26

Waxing Gibbous 78%

13:37

04:57

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

Sun - Rise: 06:55, Set: 18:02, Transit: 12:29. Moon - Rise: 13:37, Set: 04:57. Civil Dark: 18:31 - 06:26. Nautical Dark: 19:05 - 05:53. Astro Dark: 19:38 - 05:20

Total Clouds (% Sky Obscured)

34
28
27
24
18
12
6
17
30
44
48
53
83
81
80
71
70
90
93
54
31
28
40
57

Low Clouds (% Sky Obscured)

10
14
21
23
17
11
4
4
3
2
19
40
71
60
49
33
35
53
56
31
18
16
4
2

Medium Clouds (% Sky Obscured)

23
10
7
0
0
0
0
14
28
42
48
52
53
46
49
51
50
49
52
38
20
28
40
54

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1
0
0
2
2
45

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
1
1
1
0
0
0
0
0
0
0
0
6
6
3
6
6
1
5
4
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)

7
7
6
6
5
4
4
3
3
2
1
1
1
1
2
4
9
10
11
10
11
10
11
11

Chance of Frost

Temperature (°C)

-7
-9
-10
-10
-10
-11
-11
-11
-11
-11
-11
-11
-10
-10
-8
-5
-3
-2
-1
0
1
1
1
1

Feels Like (°C)

-11
-12
-12
-13
-13
-13
-13
-13
-13
-13
-12
-12
-11
-11
-10
-8
-7
-6
-6
-5
-3
-3
-4
-5

Dew Point (°C)

-10
-11
-12
-13
-13
-14
-14
-14
-13
-13
-13
-12
-12
-11
-10
-8
-7
-6
-5
-4
-4
-4
-4
-4

Relative Humidity (%)

80
82
81
80
80
78
80
81
83
85
86
88
88
87
85
82
76
75
74
74
71
70
70
69

Pressure (mb)

1015
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1019
1018
1018
1017
1017
1016

Ozone (du)

448
445
440
436
432
432
432
431
431
431
435
434
430
428
426
427
425
422
423
419
412
408
408
406

Friday 27

Waxing Gibbous 87%

14:55

05:36

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:53, Set: 18:04, Transit: 12:29. Moon - Rise: 14:55, Set: 05:36. Civil Dark: 18:33 - 06:25. Nautical Dark: 19:06 - 05:51. Astro Dark: 19:39 - 05:18

Total Clouds (% Sky Obscured)

73
74
73
74
74
73
71
70
69
72
67
59
52
60
71
82
92
94
100
93
85
76
84
92

Low Clouds (% Sky Obscured)

0
0
0
0
17
31
44
46
51
53
51
46
47
46
55
59
52
43
31
23
13
6
15
33

Medium Clouds (% Sky Obscured)

57
38
37
62
66
57
50
43
39
36
6
46
52
53
47
41
61
81
100
90
81
71
81
90

High Clouds (% Sky Obscured)

45
45
50
55
74
73
71
70
69
72
67
59
52
60
68
60
12
5
5
5
5
4
35
34

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
1
3
0
4
5
1
4
6
9
8
6
2
4
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
77
81
86
81
77
77
79
82
83
85
85
86
91
89
88
88
82
77
73
70
69
65
66

Pressure (mb)

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

Ozone (du)

403
403
403
402
399
394
392
390
387
383
384
385
388
393
391
389
387
387
387
386
387
388
389
387

Saturday 28

Waxing Gibbous 94%

16:12

06:07

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

Sun - Rise: 06:52, Set: 18:05, Transit: 12:29. Moon - Rise: 16:12, Set: 06:07. Civil Dark: 18:34 - 06:23. Nautical Dark: 19:07 - 05:50. Astro Dark: 19:40 - 05:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
67
48
35
25
16
19
22
25
42
60
81
78
72
69
60
59

Low Clouds (% Sky Obscured)

38
48
64
81
78
75
58
47
30
35
27
21
15
18
22
25
41
56
71
58
44
32
21
11

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
67
48
35
15
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
65
39
20
4
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
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
25
31
37
32
27
18
17
13
3
5
4
1
3
4
2
3
3
1
3
3
1
4
8

Precipitation Amount (mm)

0
0
0
0.1
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
10
10
11
12
13
13
13
12
11
10
10
10
10
11
11
12
12
13
14
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-4
-8
-8
-8
-8
-8
-9
-12
-13
-13
-13
-13
-13
-16
-16
-16
-15
-16
-16
-16
-16
-16
-16

Dew Point (°C)

-7
-8
-9
-9
-10
-11
-11
-12
-13
-13
-14
-15
-16
-17
-17
-17
-18
-17
-17
-17
-18
-18
-18
-18

Relative Humidity (%)

66
67
64
63
61
62
63
65
63
62
60
61
62
63
61
60
59
57
54
53
52
51
50
53

Pressure (mb)

1021
1022
1022
1023
1023
1024
1024
1025
1025
1026
1026
1028
1029
1030
1031
1032
1032
1033
1033
1033
1033
1034
1034
1035

Ozone (du)

386
384
385
386
387
388
389
389
396
402
408
410
412
414
412
409
407
407
407
407
408
408
409
410

Sunday 1

Waxing Gibbous 98%

17:27

06:31

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

Sun - Rise: 06:50, Set: 18:06, Transit: 12:29. Moon - Rise: 17:27, Set: 06:31. Civil Dark: 18:35 - 06:21. Nautical Dark: 19:08 - 05:48. Astro Dark: 19:42 - 05:15

Total Clouds (% Sky Obscured)

63
60
52
43
31
20
7
5
4
4
5
7
8
32
57
73
79
88
100

Low Clouds (% Sky Obscured)

0
0
0
3
4
3
1
1
1
1
1
1
1
1
2
3
17
30
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
37
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
5
32
57
73
64
78
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-18
-18
-18

Dew Point (°C)

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

Relative Humidity (%)

54
57
57
57
57
57
57
57
57
56
57
55
54
52
55
56
58
57
56

Pressure (mb)

1036
1037
1038
1038
1039
1040
1040
1041
1041
1041
1042
1042
1043
1043
1043
1043
1043
1042
1041

Ozone (du)

410
411
412
414
415
415
415
415
412
409
405
401
397
393
391
389
387
383
379

Forecast for Don Mills, Canada (43.73,-79.34)

Generated: 23/02/26 18:19:52. Forecast: 23/02/26 to 01/03/26. Timezone: UTC-5.00