Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 23

Waxing Crescent 26%

09:58

22:49

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

Sun - Rise: 07:41, Set: 17:17, Transit: 12:29. Moon - Rise: 09:58, Set: 22:49. Civil Dark: 17:48 - 07:10. Nautical Dark: 18:23 - 06:35. Astro Dark: 18:57 - 06:01

Total Clouds (% Sky Obscured)

75
85
88
90
88
0
89
100
100
100
95
95
98
69
28
0
2
27
37
76
53
51
50
46

Low Clouds (% Sky Obscured)

60
85
85
69
85
0
84
100
79
100
85
92
97
69
0
0
0
9
15
71
53
51
50
25

Medium Clouds (% Sky Obscured)

12
14
30
14
0
0
11
45
65
18
36
0
0
0
0
0
0
0
0
0
0
0
0
0

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
2

ISS Passover

Visibility (miles)

9
6
2
5
9
9
9
0
9
6
7
9
6
9
9
9
9
9
7
2
5
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
29
14
13
25
26
39
33
22
18
26
14
13
10
7
7
6
5
4
7
3
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
10
9
11
14
14
14
12
11
9
9
10
12
13
11
9
8
3
2
3
3
2
2
1

Chance of Frost

Temperature (°C)

-12
-12
-13
-14
-13
-14
-14
-13
-14
-14
-15
-16
-16
-17
-17
-18
-19
-20
-21
-22
-22
-22
-22
-23

Feels Like (°C)

-18
-18
-19
-21
-20
-21
-19
-19
-19
-20
-20
-22
-23
-23
-23
-23
-23
-22
-25
-26
-26
-24
-24
-24

Dew Point (°C)

-16
-16
-16
-17
-17
-18
-18
-16
-19
-18
-19
-20
-20
-21
-22
-23
-24
-24
-24
-24
-25
-25
-25
-26

Relative Humidity (%)

67
73
83
74
70
66
68
78
65
70
70
69
70
67
65
65
66
71
76
76
75
76
75
75

Pressure (mb)

1019
1020
1022
1023
1024
1026
1026
1026
1027
1028
1029
1031
1032
1033
1034
1035
1036
1036
1037
1038
1039
1039
1039
1040

Ozone (du)

415
418
421
421
421
418
421
417
410
410
410
414
421
424
418
413
400
373
353
335
330
326
326
318

Saturday 24

Waxing Crescent 36%

10:18

00:03

06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
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

Sun - Rise: 07:40, Set: 17:18, Transit: 12:29. Moon - Rise: 10:18, Set: 00:03. Civil Dark: 17:49 - 07:09. Nautical Dark: 18:24 - 06:35. Astro Dark: 18:58 - 06:01

Total Clouds (% Sky Obscured)

30
7
6
4
17
7
46
74
91
86
84
69
82
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
1
1
2
2
2
3
30
50
55
13
41
50
42
3
3
4
4
29
24
38
32
41
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
10
32
32
31
76
69
67
92
95
100
100
75
100
100
100
100
99
100

High Clouds (% Sky Obscured)

0
5
6
4
17
7
21
19
56
58
65
49
70
100
77
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
0
2
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
13
15
16
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
1
1
1
1
1
1
4
3
6
11
3
2
2
1
2
1
2
2
2
2
6
11

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)

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

Chance of Frost

Temperature (°C)

-22
-23
-23
-22
-20
-17
-16
-14
-14
-13
-14
-15
-16
-16
-16
-17
-17
-17
-18
-18
-17
-17
-17
-16

Feels Like (°C)

-26
-26
-25
-23
-22
-21
-18
-17
-17
-17
-17
-18
-19
-20
-20
-21
-21
-21
-22
-21
-21
-21
-20
-20

Dew Point (°C)

-25
-25
-26
-25
-23
-21
-19
-18
-18
-18
-18
-17
-17
-18
-18
-19
-19
-19
-20
-20
-19
-19
-19
-18

Relative Humidity (%)

76
75
76
74
76
74
73
71
70
67
71
82
86
85
83
83
84
84
83
82
83
82
82
81

Pressure (mb)

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

Ozone (du)

316
323
323
324
320
314
309
310
304
299
297
298
300
298
300
298
299
302
300
295
295
300
300
300

Sunday 25

First Quarter 47%

10:41

01:19

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

Sun - Rise: 07:39, Set: 17:20, Transit: 12:30. Moon - Rise: 10:41, Set: 01:19. Civil Dark: 17:50 - 07:09. Nautical Dark: 18:25 - 06:34. Astro Dark: 18:59 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
99
99
100
100
100

Low Clouds (% Sky Obscured)

38
69
99
97
96
93
94
97
92
93
98
100
100
100
99
97
98
94
93
94
94
94
93
92

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
93
95
97
99
99
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
42
100
84
33
43
47
31
22
9
3
1

ISS Passover

Visibility (miles)

9
5
0
0
0
1
1
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
0
0
0
0
0
0
0
0
0
0
0

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
Snow

Precipitation Probability (%)

16
23
28
35
41
42
56
79
88
95
95
95
95
95
95
95
90
95
83
75
76
70
65
54

Precipitation Amount (mm)

0
0
0.1
0.1
0.2
0.1
0.2
0.5
0.6
0.8
0.8
0.7
0.7
0.6
0.6
0.6
0.4
0.6
0.4
0.4
0.4
0.3
0.3
0.2

Wind Speed/Direction (mph)

3
4
6
7
8
7
8
9
11
12
12
12
12
13
12
11
9
9
8
8
8
7
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-19
-19
-19
-18
-17
-16
-16
-17
-17
-17
-19
-20
-20
-20
-20
-20
-20
-20
-20
-20
-20
-19
-20

Dew Point (°C)

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

Relative Humidity (%)

83
84
86
86
86
86
81
88
90
92
92
88
88
84
83
86
84
86
86
86
86
86
88
86

Pressure (mb)

1035
1034
1034
1033
1031
1030
1028
1027
1025
1024
1023
1023
1022
1021
1021
1019
1018
1017
1017
1016
1015
1015
1014
1014

Ozone (du)

297
294
293
293
295
295
295
294
295
296
294
295
298
297
294
295
296
298
304
311
317
317
319
321

Monday 26

Waxing Gibbous 59%

11:08

02:39

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 Good
21 Good
22 OK
23 OK
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:38, Set: 17:21, Transit: 12:30. Moon - Rise: 11:08, Set: 02:39. Civil Dark: 17:52 - 07:08. Nautical Dark: 18:26 - 06:33. Astro Dark: 19:00 - 05:58

Total Clouds (% Sky Obscured)

100
98
100
100
100
100
100
99
100
100
85
70
48
29
12
6
12
11
28
32
53
70
79
89

Low Clouds (% Sky Obscured)

92
90
92
94
76
80
87
86
84
79
63
57
48
26
10
2
8
4
3
9
10
10
21
42

Medium Clouds (% Sky Obscured)

55
65
72
100
100
100
100
98
100
83
77
25
0
0
1
2
2
5
28
30
53
70
79
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
20
1
7
25
25
25

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

41
39
38
36
34
32
28
26
30
28
28
32
28
4
4
2
4
3
1
4
2
0
3
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
6
7
6
5
6
8
10
8
4
2
7
8
8
8
9
9
8
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
81
82
82
81
78
75
71
81
81
86
88
86
79
82
79
77
79
82
81
81
80
80

Pressure (mb)

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

Ozone (du)

323
328
337
343
354
369
378
381
391
393
390
386
393
403
396
388
390
398
404
404
405
402
392
386

Tuesday 27

Waxing Gibbous 71%

11:43

03:58

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
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 07:38, Set: 17:22, Transit: 12:30. Moon - Rise: 11:43, Set: 03:58. Civil Dark: 17:53 - 07:07. Nautical Dark: 18:28 - 06:32. Astro Dark: 19:01 - 05:58

Total Clouds (% Sky Obscured)

100
98
97
95
94
94
94
94
93
94
93
92
92
74
59
56
57
44
27
12
6
5
4
4

Low Clouds (% Sky Obscured)

63
71
80
88
86
84
83
82
81
81
67
54
47
54
56
56
57
44
27
12
6
5
4
4

Medium Clouds (% Sky Obscured)

100
97
93
91
91
91
91
38
35
31
84
89
92
74
59
56
48
28
8
3
1
0
0
0

High Clouds (% Sky Obscured)

30
35
40
59
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
8
9
3
1
0
0
1
3
4
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 (%)

2
11
12
11
32
37
33
27
22
13
11
10
6
14
14
8
14
13
9
13
13
8
11
10

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-22
-21
-21
-20
-19
-19
-19
-17
-17
-16
-16
-17
-17
-17
-17
-17
-18
-17
-17
-18
-19
-20
-20
-20

Dew Point (°C)

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

Relative Humidity (%)

81
82
81
82
83
88
86
83
80
81
81
81
83
83
85
85
84
86
86
88
84
82
79
82

Pressure (mb)

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

Ozone (du)

387
386
383
385
383
380
378
378
378
381
382
385
385
388
391
395
398
408
417
427
435
443
451
456

Wednesday 28

Waxing Gibbous 81%

12:28

05:11

06 OK
07 OK
08 Bad
09 OK
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

Sun - Rise: 07:37, Set: 17:24, Transit: 12:30. Moon - Rise: 12:28, Set: 05:11. Civil Dark: 17:54 - 07:06. Nautical Dark: 18:29 - 06:31. Astro Dark: 19:03 - 05:57

Total Clouds (% Sky Obscured)

3
21
39
44
54
74
95
95
97
97
96
95
94
93
91
91
93
95
97
95
94
93
83
70

Low Clouds (% Sky Obscured)

3
8
8
6
21
38
61
72
80
81
82
80
80
75
72
68
72
77
80
62
46
30
25
25

Medium Clouds (% Sky Obscured)

0
15
25
34
41
39
45
62
75
85
82
77
73
77
82
87
88
89
91
87
84
82
56
29

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
0
1
2
3
13
22
31
34
33
33
22
12

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
8
7
5
2
0
1
3
4
6
8
9
9
8
8
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
None

Precipitation Probability (%)

4
6
6
1
6
6
4
12
15
19
21
22
23
22
21
18
19
17
13
13
13
11
12
12

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-21
-21
-19
-18
-18
-17
-17
-17
-13
-13
-13
-13
-13
-12
-18
-17
-17
-17
-16
-16
-21
-21
-22
-22

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
83
81
80
78
78
80
80
83
86
92
90
90
88
84
82
81
80
80
78
78

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

460
465
466
467
469
462
455
448
444
440
436
438
440
442
442
443
443
444
446
447
448
448
449
450

Thursday 29

Waxing Gibbous 90%

13:27

No Set

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:36, Set: 17:25, Transit: 12:30. Moon - Rise: 13:27, Set: No Set. Civil Dark: 17:56 - 07:05. Nautical Dark: 18:30 - 06:31. Astro Dark: 19:04 - 05:56

Total Clouds (% Sky Obscured)

51
58
65
59
55
51
46
54
56
63
46
34
22
33
44
57
61
59
60

Low Clouds (% Sky Obscured)

25
36
48
59
55
51
46
54
56
63
46
34
22
33
44
57
61
59
60

Medium Clouds (% Sky Obscured)

0
10
14
17
11
9
12
16
21
21
19
17
18
20
21
27
31
28
22

High Clouds (% Sky Obscured)

0
0
0
1
4
13
18
12
6
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

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 (%)

6
9
9
5
9
10
11
12
12
12
11
9
6
9
10
9
12
13
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-21
-21
-24
-24
-24
-23
-23
-23
-17
-17
-17
-17
-16
-15
-22
-21
-21
-22
-22

Dew Point (°C)

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

Relative Humidity (%)

77
76
75
75
74
75
73
74
73
76
76
76
77
78
77
77
77
77
75

Pressure (mb)

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

Ozone (du)

451
452
454
455
456
453
449
445
443
441
440
440
441
442
446
450
454
443
432

Forecast for Old Toronto, Canada (43.65,-79.38)

Generated: 23/01/26 06:53:30. Forecast: 23/01/26 to 29/01/26. Timezone: UTC-5.00