Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Crescent 34%

01:31

12:44

10 OK
11 OK
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 Good
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: 07:43, Set: 16:41, Transit: 12:12. Moon - Rise: 01:31, Set: 12:44. Civil Dark: 17:13 - 07:11. Nautical Dark: 17:50 - 06:34. Astro Dark: 18:24 - 05:59

Total Clouds (% Sky Obscured)

23
31
45
42
36
23
24
16
6
41
92
90
100
100
100
100
100
100
100
100
100
59
86
48

Low Clouds (% Sky Obscured)

23
31
45
32
32
23
24
13
0
22
23
0
0
0
63
73
79
71
89
90
86
50
81
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
6
2
22
86
90
100
100
100
100
97
100
100
100
83
26
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
3
17
60
2
0
30
35
0
0
3
50
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
8
0
0
0
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
None
None
None

Precipitation Probability (%)

3
5
4
7
7
6
4
3
1
0
0
0
0
1
0
4
7
51
74
69
50
36
17
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
11
10
10
9
9
9
8
8
7
7
4
5
5
5
3
3
5
6
8
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
86
86
83
84
84
87
89
90
90
90
90
88
88
87
90
94
94
96
94
87
91
78

Pressure (mb)

1017
1018
1017
1017
1016
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1013
1012
1011
1011
1011
1012

Ozone (du)

338
341
349
347
346
344
341
340
345
347
353
355
359
353
365
367
368
368
368
361
368
367
364
365

Saturday 13

Waning Crescent 25%

02:35

13:02

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

Sun - Rise: 07:44, Set: 16:41, Transit: 12:12. Moon - Rise: 02:35, Set: 13:02. Civil Dark: 17:14 - 07:11. Nautical Dark: 17:50 - 06:35. Astro Dark: 18:25 - 06:00

Total Clouds (% Sky Obscured)

3
71
100
100
100
100
91
100
100
97
100
52
36
42
15
6
10
45
63
59
59
34
48
92

Low Clouds (% Sky Obscured)

2
27
38
34
42
50
49
50
14
20
16
10
35
42
15
6
8
24
43
43
38
34
48
90

Medium Clouds (% Sky Obscured)

0
39
45
100
100
100
85
100
100
96
100
52
0
0
0
0
0
29
45
39
20
0
7
41

High Clouds (% Sky Obscured)

0
62
100
100
100
75
75
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
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
0
1

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 (%)

5
4
9
9
19
11
20
9
5
4
5
7
3
2
1
1
3
6
9
19
19
34
36
28

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
12
13
13
13
14
13
11
11
10
10
11
10
10
10
11
12
11
11
11
12
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
79
80
80
79
79
79
77
78
80
81
81
81
83
83
81
79
79
81
81
79
83
88
85

Pressure (mb)

1013
1013
1013
1013
1014
1015
1015
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1020
1020
1021

Ozone (du)

360
362
364
358
351
347
344
349
353
357
354
355
358
365
367
372
376
378
385
382
384
390
385
379

Sunday 14

Waning Crescent 17%

03:39

13:20

10 Bad
11 Bad
12 OK
13 OK
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: 07:45, Set: 16:41, Transit: 12:13. Moon - Rise: 03:39, Set: 13:20. Civil Dark: 17:14 - 07:12. Nautical Dark: 17:50 - 06:36. Astro Dark: 18:25 - 06:01

Total Clouds (% Sky Obscured)

90
79
38
33
51
63
87
95
93
86
84
54
40
29
27
52
78
80
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
79
38
33
40
48
83
93
93
86
83
53
40
24
25
22
24
29
37
51
42
70
92
100

Medium Clouds (% Sky Obscured)

37
1
0
0
0
0
0
0
0
0
0
0
0
0
0
27
31
62
99
95
81
93
97
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
57
80
86
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
1
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

25
11
8
7
8
22
17
28
21
20
11
26
18
18
5
3
1
1
1
0
2
3
3
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
80
81
81
81
86
90
94
92
92
92
92
94
92
90
88
90
88
88
88
86
87

Pressure (mb)

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

Ozone (du)

368
357
351
349
349
347
344
336
349
366
362
356
348
340
331
322
310
304
290
279
277
278
281
285

Monday 15

Waning Crescent 11%

04:44

13:41

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: 07:45, Set: 16:41, Transit: 12:13. Moon - Rise: 04:44, Set: 13:41. Civil Dark: 17:14 - 07:13. Nautical Dark: 17:50 - 06:36. Astro Dark: 18:25 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
88
77
69
77
50
71
71
74
77
77
93
95
99
81
93

Low Clouds (% Sky Obscured)

98
96
95
97
98
100
93
86
82
74
72
68
52
50
70
68
60
57
61
81
73
75
76
73

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
77
99
66
43
35
30
0
0
20
43
70
70
70
70
63
45
38

High Clouds (% Sky Obscured)

67
33
0
0
0
0
0
0
5
3
0
0
0
0
0
30
60
77
77
80
95
73
29
22

ISS Passover

Visibility (miles)

3
0
2
3
4
9
7
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
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

53
74
61
56
54
48
41
30
11
8
6
2
5
7
4
8
10
8
9
7
2
3
4
3

Precipitation Amount (mm)

0.2
0.4
0.2
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
92
89
89
87
84
84
83
83
82
80
82
85
83
85
87
87
87
88
88
90
90
90
90

Pressure (mb)

1025
1024
1022
1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1022

Ozone (du)

286
289
291
291
299
300
300
297
294
295
296
299
303
304
301
300
303
306
307
305
298
287
283
279

Tuesday 16

Waning Crescent 10%

05:49

14:06

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: 07:46, Set: 16:42, Transit: 12:14. Moon - Rise: 05:49, Set: 14:06. Civil Dark: 17:14 - 07:13. Nautical Dark: 17:51 - 06:37. Astro Dark: 18:26 - 06:02

Total Clouds (% Sky Obscured)

97
99
100
100
100
100
98
96
94
94
94
84
94
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

69
58
46
64
78
95
87
75
62
57
54
50
55
61
68
72
73
76
74
75
75
83
87
92

Medium Clouds (% Sky Obscured)

25
33
52
63
79
96
87
82
88
89
88
44
44
39
93
66
83
100
97
95
92
87
75
60

High Clouds (% Sky Obscured)

50
75
100
100
100
100
76
14
10
8
6
28
71
93
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
1
3
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 (%)

2
2
0
3
1
1
3
3
1
0
0
0
0
0
0
0
0
0
12
16
17
19
15
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)

5
6
7
7
7
6
6
4
5
9
7
8
8
8
10
11
12
12
13
13
14
15
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1022
1022
1021
1021
1020
1019
1019
1018
1017
1017
1016
1015
1014
1014
1012
1011
1011
1010
1009
1009
1008
1007
1008
1008

Ozone (du)

277
274
272
270
270
270
270
270
271
270
272
272
270
270
270
273
275
278
280
283
286
289
290
291

Wednesday 17

Waning Crescent 6%

06:52

14:36

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: 07:46, Set: 16:42, Transit: 12:14. Moon - Rise: 06:52, Set: 14:36. Civil Dark: 17:15 - 07:14. Nautical Dark: 17:51 - 06:37. Astro Dark: 18:26 - 06:03

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

96
100
100
100
99
99
92
85
81
83
82
81
83
84
87
83
79
74
72
77
83
88
94
100

Medium Clouds (% Sky Obscured)

67
72
77
73
69
60
60
60
60
73
87
100
100
100
100
97
93
91
93
95
98
78
58
38

High Clouds (% Sky Obscured)

100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
67
38
7
1
0
0
0
5
15

ISS Passover

Visibility (miles)

9
7
4
2
4
7
9
9
9
9
9
9
9
6
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

10
12
12
15
13
8
9
7
2
11
19
24
22
23
26
29
33
36
45
56
71
73
71
67

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
2
2
1
1
1
1
0
0
0
0
1
1
1
1
1
2
2

Feels Like (°C)

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

Dew Point (°C)

1
2
2
2
2
1
1
1
1
1
0
0
0
0
0
0
0
1
1
1
1
1
2
2

Relative Humidity (%)

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

Pressure (mb)

1008
1008
1008
1008
1009
1010
1011
1012
1013
1014
1015
1015
1015
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1011

Ozone (du)

291
292
293
293
294
295
296
297
299
301
302
303
304
305
306
307
308
309
310
309
308
306
304
302

Thursday 18

Waning Crescent 2%

07:51

15:14

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

Sun - Rise: 07:47, Set: 16:43, Transit: 12:15. Moon - Rise: 07:51, Set: 15:14. Civil Dark: 17:15 - 07:14. Nautical Dark: 17:52 - 06:38. Astro Dark: 18:26 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
87
53
29
19
13
7
27
44
66
57
48
39
45
50
55

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
87
53
29
19
13
7
27
44
42
26
19
15
17
21
28

Medium Clouds (% Sky Obscured)

38
38
40
52
56
61
51
44
29
19
13
7
27
44
66
48
25
2
1
1
0

High Clouds (% Sky Obscured)

52
49
28
24
24
24
48
53
29
8
2
0
27
44
58
46
34
24
28
35
36

ISS Passover

Visibility (miles)

0
0
0
0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

70
66
57
47
40
38
37
32
13
12
9
3
1
0
0
0
0
0
11
16
19

Precipitation Amount (mm)

0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
98
96
93
89
91
89
91
85
77
72
69
68
68
70
74
76
77
78

Pressure (mb)

1010
1009
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1011
1012
1014

Ozone (du)

300
300
299
299
300
300
301
302
304
305
307
308
310
310
311
312
312
313
314
314
314

Forecast for High Park-Swansea, Toronto, Canada (43.65,-79.46)

Generated: 12/12/25 10:15:46. Forecast: 12/12/25 to 18/12/25. Timezone: UTC-5.00