Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 1

Waxing Gibbous 98%

14:27

07:21

08 OK
09 OK
10 OK
11 Good
12 Good
13 Good
14 OK
15 Bad
16 Bad
17 OK
18 OK
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: 07:42, Set: 16:39, Transit: 12:11. Moon - Rise: 14:27, Set: 07:21. Civil Dark: 17:12 - 07:10. Nautical Dark: 17:48 - 06:33. Astro Dark: 18:23 - 05:58

Total Clouds (% Sky Obscured)

13
11
9
3
0
0
25
73
73
23
22
64
85
88
92
96
98
97
94
73
45
66
65
50

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
49
66
15
6
52
72
77
81
91
96
94
84
68
29
61
60
50

Medium Clouds (% Sky Obscured)

0
0
0
1
0
0
24
54
51
23
22
36
49
48
75
73
47
39
50
29
7
2
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
1
3
9
9
4
4
6
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
41

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
1
2
4
7
11
11
11
11
17
18
28
25
23
17
7
5
4
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-20
-20
-20
-19
-19
-17
-16
-16
-15
-16
-16
-17
-17
-17
-16
-16
-16
-16
-16
-16
-16
-17
-17
-17

Dew Point (°C)

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

Relative Humidity (%)

71
66
63
58
54
51
53
60
67
74
79
79
81
79
76
80
85
88
85
86
90
88
88
84

Pressure (mb)

1009
1010
1011
1011
1010
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1007

Ozone (du)

339
337
336
344
358
380
367
365
363
361
358
355
351
353
355
371
375
370
370
364
360
371
382
380

Friday 2

Waxing Gibbous 100%

15:34

No Set

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

Sun - Rise: 07:42, Set: 16:40, Transit: 12:11. Moon - Rise: 15:34, Set: No Set. Civil Dark: 17:13 - 07:10. Nautical Dark: 17:49 - 06:33. Astro Dark: 18:24 - 05:58

Total Clouds (% Sky Obscured)

66
56
21
27
46
5
23
9
16
18
20
29
23
50
80
74
72
27
50
82
81
80
78
60

Low Clouds (% Sky Obscured)

60
56
3
3
4
0
3
0
16
18
20
29
23
50
65
67
16
8
29
67
68
67
64
60

Medium Clouds (% Sky Obscured)

0
0
0
1
15
0
4
5
0
0
0
4
0
14
6
2
43
14
15
13
12
24
2
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
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 (%)

17
17
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
3
3
3
3
3
3
4
2
3
3
2
1
1
1
1
2
2
3
3
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
75
63
63
64
64
64
68
74
80
81
83
83
81
81
80
78
79
81
81
83
81
76
73

Pressure (mb)

1007
1007
1007
1007
1007
1006
1006
1006
1006
1007
1008
1008
1009
1009
1009
1010
1010
1009
1010
1011
1011
1011
1012
1013

Ozone (du)

362
368
372
389
390
395
399
413
405
388
377
366
358
345
343
341
344
351
355
355
353
350
351
351

Saturday 3

Full Moon 99%

16:51

08:18

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

Sun - Rise: 07:42, Set: 16:41, Transit: 12:11. Moon - Rise: 16:51, Set: 08:18. Civil Dark: 17:13 - 07:10. Nautical Dark: 17:50 - 06:33. Astro Dark: 18:25 - 05:58

Total Clouds (% Sky Obscured)

45
42
47
50
62
56
64
78
68
88
89
97
96
99
99
100
100
99
97
96
96
96
96
96

Low Clouds (% Sky Obscured)

45
42
47
50
62
28
29
4
0
2
0
29
81
80
81
86
87
83
80
76
82
87
92
93

Medium Clouds (% Sky Obscured)

0
0
0
1
27
38
53
70
67
78
89
96
92
96
98
100
100
98
96
93
91
88
85
57

High Clouds (% Sky Obscured)

0
0
0
4
3
3
0
4
6
56
14
17
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
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

2
1
1
1
1
1
1
1
0
0
0
0
6
20
29
39
48
43
38
44
51
48
50
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-13
-12
-11
-11
-10
-10
-10
-10
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11

Feels Like (°C)

-17
-17
-16
-15
-14
-13
-13
-13
-14
-15
-15
-16
-16
-15
-15
-15
-15
-15
-15
-14
-14
-15
-15
-15

Dew Point (°C)

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

Relative Humidity (%)

73
68
64
61
60
57
57
59
64
69
72
70
70
73
73
75
85
86
86
86
86
88
90
90

Pressure (mb)

1013
1014
1015
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

347
346
346
347
348
350
351
352
350
350
351
348
342
339
340
340
341
343
342
346
349
348
348
349

Sunday 4

Waning Gibbous 95%

18:13

09:01

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

Sun - Rise: 07:42, Set: 16:42, Transit: 12:12. Moon - Rise: 18:13, Set: 09:01. Civil Dark: 17:14 - 07:09. Nautical Dark: 17:51 - 06:33. Astro Dark: 18:26 - 05:58

Total Clouds (% Sky Obscured)

97
98
96
94
92
87
82
50
35
20
11
7
5
3
3
2
4
6
8
19
36
80
99
92

Low Clouds (% Sky Obscured)

94
95
93
91
90
83
76
50
35
20
11
7
4
0
0
1
1
1
1
1
2
1
1
1

Medium Clouds (% Sky Obscured)

32
21
15
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
3
37
59
67

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
31
70
85
81

ISS Passover

Visibility (miles)

0
0
0
0
2
5
2
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

48
56
53
35
25
25
18
23
14
11
3
5
4
0
0
0
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

0.2
0.3
0.3
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
6
5
4
5
7
8
10
9
7
7
6
6
5
5
4
4
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-15
-14
-12
-11
-12
-13
-13
-14
-15
-16
-17
-17
-18
-19
-19
-20
-20
-20
-21
-21
-22
-21

Dew Point (°C)

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

Relative Humidity (%)

88
88
86
85
82
79
79
73
71
73
75
76
78
79
80
81
80
79
79
78
78
78
77
76

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1018
1018
1020
1021
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026

Ozone (du)

351
351
350
349
348
349
348
350
356
359
357
352
354
353
350
347
344
343
342
340
341
343
345
348

Monday 5

Waning Gibbous 89%

19:33

09:33

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
06 Bad
07 Bad

Sun - Rise: 07:42, Set: 16:43, Transit: 12:12. Moon - Rise: 19:33, Set: 09:33. Civil Dark: 17:15 - 07:09. Nautical Dark: 17:52 - 06:33. Astro Dark: 18:27 - 05:58

Total Clouds (% Sky Obscured)

81
79
86
92
100
100
100
100
100
100
100
100
100
100
99
99
98
98
98
98
97
96
96
82

Low Clouds (% Sky Obscured)

0
5
25
45
65
65
66
67
73
80
85
89
92
95
96
98
98
97
94
91
86
81
75
53

Medium Clouds (% Sky Obscured)

46
66
65
69
45
80
99
100
99
99
99
93
86
78
53
33
11
16
21
36
49
47
44
40

High Clouds (% Sky Obscured)

31
50
24
44
32
30
34
37
74
100
100
79
58
36
25
15
35
32
19
6
17
31
48
49

ISS Passover

Visibility (miles)

9
9
9
9
0
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1
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
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

1
1
3
7
17
12
20
25
34
43
49
79
78
72
74
76
78
78
75
71
65
59
49
43

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-17
-15
-14
-13
-12
-11
-10
-9
-9
-9
-8
-8
-8
-7
-7
-7
-8
-8
-8
-7
-7
-7
-6
-6

Feels Like (°C)

-20
-18
-17
-16
-15
-15
-14
-12
-12
-12
-12
-11
-11
-11
-11
-11
-10
-10
-11
-11
-11
-11
-10
-10

Dew Point (°C)

-20
-19
-18
-17
-14
-13
-12
-11
-10
-9
-9
-8
-8
-8
-7
-8
-8
-8
-8
-7
-7
-7
-6
-6

Relative Humidity (%)

71
70
69
71
80
83
85
87
92
96
96
96
98
96
96
98
98
96
98
98
98
98
98
98

Pressure (mb)

1026
1025
1025
1025
1024
1023
1022
1021
1020
1019
1018
1018
1017
1017
1016
1015
1015
1014
1014
1014
1013
1014
1014
1014

Ozone (du)

350
350
352
352
352
352
352
351
351
351
349
350
351
353
354
352
351
349
349
349
348
349
349
349

Tuesday 6

Waning Gibbous 81%

20:48

09:58

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
06 Bad
07 Bad

Sun - Rise: 07:42, Set: 16:44, Transit: 12:13. Moon - Rise: 20:48, Set: 09:58. Civil Dark: 17:16 - 07:09. Nautical Dark: 17:53 - 06:33. Astro Dark: 18:28 - 05:58

Total Clouds (% Sky Obscured)

68
59
72
80
87
87
87
88
86
82
81
80
76
73
80
90
100
99
98
97
98
99
100
100

Low Clouds (% Sky Obscured)

31
8
5
3
5
10
20
40
34
39
52
58
59
55
50
72
100
92
83
76
84
92
100
100

Medium Clouds (% Sky Obscured)

40
40
57
72
85
86
87
86
86
82
81
80
76
73
80
87
85
82
78
75
58
42
26
20

High Clouds (% Sky Obscured)

46
50
45
52
60
45
33
20
20
5
15
20
35
45
80
80
80
78
80
77
65
46
23
17

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

37
33
25
19
15
26
33
39
35
27
10
38
53
63
61
58
49
42
35
26
22
21
21
20

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
5
5
5
6
6
5
5
5
5
6
6
6
6
6
7
7
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
94
96
96
98
96
98
98
98
100
98
98
100
100
100
98
100
100
100
98

Pressure (mb)

1014
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

352
354
357
358
359
360
360
360
361
360
358
357
357
356
356
357
358
360
356
352
348
349
350
351

Wednesday 7

Waning Gibbous 72%

21:59

10:18

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

Sun - Rise: 07:42, Set: 16:45, Transit: 12:13. Moon - Rise: 21:59, Set: 10:18. Civil Dark: 17:17 - 07:09. Nautical Dark: 17:54 - 06:33. Astro Dark: 18:29 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
97
96
94
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
99
99
98
97
96
94
92
88
87
84
87
87

Medium Clouds (% Sky Obscured)

12
8
10
9
9
6
4
1
7
14
18
40
59
87
90
88
87

High Clouds (% Sky Obscured)

11
5
5
4
3
9
13
17
35
53
71
81
90
99
91
83
81

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

20
20
18
16
14
12
10
6
6
5
2
3
1
0
2
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
6
6
7
6
5
5
5
5
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

-1
-1
-0
0
1
1
1
1
1
1
1
1
1
1
1
0
0

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-0
0
1
1
1
1
1
1
1
0
1
0
0
-0
-0

Relative Humidity (%)

100
98
100
98
100
100
98
98
100
98
98
96
98
98
98
96
96

Pressure (mb)

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

Ozone (du)

353
355
357
355
352
350
348
347
345
350
354
358
359
360
361
361
361

Forecast for Yarker, Lennox and Addington County, Canada (44.37,-76.77)

Generated: 01/01/26 08:23:06. Forecast: 01/01/26 to 07/01/26. Timezone: UTC-5.00