Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Full Moon 100%

16:35

09:21

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:52, Set: 16:14, Transit: 12:03. Moon - Rise: 16:35, Set: 09:21. Civil Dark: 16:51 - 07:15. Nautical Dark: 17:32 - 06:35. Astro Dark: 18:10 - 05:56

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
98
97

Low Clouds (% Sky Obscured)

100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100
87
69
69
99
93
97
92

Medium Clouds (% Sky Obscured)

96
99
89
96
100
93
100
67
97
88
95
100
100
72
70
37
43
60
65
65
100
100
94
77

High Clouds (% Sky Obscured)

62
41
80
100
100
100
100
100
100
100
100
100
83
95
70
70
9
39
46
38
100
59
7
0

ISS Passover

Visibility (miles)

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

Fog (%)

17
24
34
36
38
34
23
0
0
0
0
0
0
0
0
0
0
0
0
4
16
21
21
0

Precipitation Type

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

Precipitation Probability (%)

0
0
7
15
65
79
95
95
95
95
95
95
79
63
42
43
52
62
57
46
66
95
95
85

Precipitation Amount (mm)

0
0
0
0
0.3
0.4
0.8
1.3
1.3
2
1.2
0.6
0.2
0
0
0
0
0
0
0
0
0.3
0.6
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
3
2
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
8
8
9
9

Feels Like (°C)

2
1
0
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
6
7
7
6
6

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
90
90
90
93
94
96
94
94
94
94
94
93
93
94
94
98
96
95
88
90

Pressure (mb)

1022
1021
1021
1020
1020
1019
1018
1016
1015
1013
1012
1011
1010
1009
1008
1007
1006
1005
1005
1004
1004
1004
1004
1003

Ozone (du)

305
305
307
303
305
308
308
313
317
323
325
326
329
329
329
329
330
327
327
330
331
332
332
336

Friday 5

Waning Gibbous 97%

17:52

10:23

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:53, Set: 16:14, Transit: 12:04. Moon - Rise: 17:52, Set: 10:23. Civil Dark: 16:51 - 07:16. Nautical Dark: 17:31 - 06:36. Astro Dark: 18:10 - 05:57

Total Clouds (% Sky Obscured)

100
100
97
91
89
86
97
86
84
67
82
95
96
100
100
99
100
99
94
82
84
83
84
88

Low Clouds (% Sky Obscured)

84
91
86
79
64
80
93
74
43
37
69
62
96
81
48
76
92
94
76
59
63
74
72
66

Medium Clouds (% Sky Obscured)

99
90
78
82
83
51
65
82
75
64
79
90
58
65
100
97
99
89
53
46
43
39
24
3

High Clouds (% Sky Obscured)

0
0
2
2
33
2
24
0
2
40
40
34
0
0
0
0
0
0
0
0
0
2
23
50

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
2
6
0
4
6
6
6
4
4
0
0
0
0
0
0
0
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

67
73
71
48
25
23
25
28
39
28
27
43
63
64
51
61
60
68
78
49
27
32
31
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
8
7
7
6
5
5
4
3
4
2
2
2
4
3
4
4
3
3
2
2
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
91
91
93
95
93
93
91
93
90
85
77
73
73
76
78
82
87
90
91
93
93

Pressure (mb)

1004
1004
1005
1005
1006
1007
1008
1009
1009
1010
1011
1012
1012
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016

Ozone (du)

337
335
329
324
318
317
316
316
315
314
312
311
311
312
314
315
315
316
317
319
322
324
325
325

Saturday 6

Waning Gibbous 91%

19:17

11:05

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:54, Set: 16:14, Transit: 12:04. Moon - Rise: 19:17, Set: 11:05. Civil Dark: 16:51 - 07:17. Nautical Dark: 17:31 - 06:37. Astro Dark: 18:10 - 05:58

Total Clouds (% Sky Obscured)

83
77
99
100
100
100
100
100
100
100
100
100
100
100
100
100
97
99
98
98
96
97
97
97

Low Clouds (% Sky Obscured)

49
63
78
85
76
85
100
94
94
100
100
92
82
78
91
100
97
93
93
92
89
91
90
91

Medium Clouds (% Sky Obscured)

23
67
63
69
100
68
100
100
100
100
100
100
100
100
100
93
93
98
67
64
58
76
74
72

High Clouds (% Sky Obscured)

44
58
39
94
100
100
100
100
100
100
70
70
70
65
55
0
0
0
7
6
1
4
4
35

ISS Passover

Visibility (miles)

6
6
6
6
1
1
1
1
1
1
3
2
3
4
1
4
9
2
1
1
1
1
1
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
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

33
32
28
45
42
66
95
95
95
95
95
95
95
95
95
85
87
74
68
75
57
41
25
24

Precipitation Amount (mm)

0
0
0
0.3
0
0.2
1.3
2.1
1.6
0.9
1.5
1.3
0.8
2.5
2.2
0.3
0.5
0.3
0.2
0.3
0
0
0
0

Wind Speed/Direction (mph)

3
4
4
4
4
4
4
4
5
5
4
3
3
3
5
4
5
5
4
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
96
98
98
98
98
98
98
98
96
98
96
96
96
96
98
98
98
98
98
98
98

Pressure (mb)

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

Ozone (du)

327
329
332
335
336
336
337
337
334
335
334
335
334
330
330
328
324
322
318
316
317
313
310
314

Sunday 7

Waning Gibbous 83%

20:41

11:35

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:55, Set: 16:14, Transit: 12:04. Moon - Rise: 20:41, Set: 11:35. Civil Dark: 16:51 - 07:18. Nautical Dark: 17:31 - 06:38. Astro Dark: 18:10 - 05:59

Total Clouds (% Sky Obscured)

97
97
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
91
93
94
91
92
92
91
93
95
97
99
99
100
100
98
96
93
81
68
58
41
12
3

Medium Clouds (% Sky Obscured)

54
47
47
80
85
90
93
97
100
99
98
97
98
99
100
100
100
100
75
50
25
35
68
93

High Clouds (% Sky Obscured)

41
41
42
61
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

1
1
2
2
9
4
6
4
8
3
1
1
1
1
1
0
1
0
1
1
1
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

35
15
22
40
59
81
84
95
95
95
95
95
95
95
95
95
95
95
95
95
80
60
41
27

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.4
0.5
0.7
1.5
1.3
0.9
1.1
1.8
1.9
2.3
2.6
2.1
0.7
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
3
4
4
5
5
5
5
6
6
5
6
5
5
7
7
7
7
7
4

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

8
8
7
7
7
7
7
7
8
8
8
8
8
8
8
9
9
9
8
9
9
9
5
5

Relative Humidity (%)

98
98
98
96
96
96
96
95
95
96
98
98
96
98
96
98
98
98
98
98
96
91
71
76

Pressure (mb)

1018
1018
1018
1017
1016
1016
1015
1014
1013
1012
1011
1011
1010
1009
1007
1005
1004
1004
1003
1003
1003
1004
1004
1005

Ozone (du)

313
312
309
308
305
300
303
306
308
305
305
308
310
308
308
310
310
312
315
319
320
322
324
327

Monday 8

Waning Gibbous 74%

22:02

11:56

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:56, Set: 16:13, Transit: 12:05. Moon - Rise: 22:02, Set: 11:56. Civil Dark: 16:51 - 07:19. Nautical Dark: 17:31 - 06:39. Astro Dark: 18:10 - 06:00

Total Clouds (% Sky Obscured)

99
99
98
99
76
81
91
91
81
74
90
87
91
85
77
85
93
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

41
55
65
72
45
52
55
55
52
54
78
75
57
49
39
46
54
62
61
63
64
73
84
95

Medium Clouds (% Sky Obscured)

92
91
90
72
72
75
80
81
80
61
68
51
35
40
51
55
42
30
39
53
68
78
89
100

High Clouds (% Sky Obscured)

94
86
61
44
28
11
7
3
0
0
0
0
35
29
30
54
77
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
2
6
9
9
9
9
9
9
9
9
6
5
5
4
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
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

51
73
81
59
58
50
77
85
82
77
68
70
53
50
45
40
35
26
44
57
70
73
87
95

Precipitation Amount (mm)

0
0.4
0.5
0
0.2
0
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.4
0.5
0.6

Wind Speed/Direction (mph)

2
1
3
5
4
4
4
2
2
4
6
8
11
4
4
5
5
5
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
3
4
4
5
5
6
7
8
5
4
4
5
4
5
4
5
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

80
82
91
84
69
66
75
79
84
85
87
84
82
78
74
72
73
73
74
75
75
78
79
82

Pressure (mb)

1005
1005
1006
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013

Ozone (du)

327
330
335
336
337
344
352
344
339
333
334
333
333
331
330
328
327
326
325
325
326
326
326
327

Tuesday 9

Waning Gibbous 64%

22:02

12:12

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:57, Set: 16:13, Transit: 12:05. Moon - Rise: 22:02, Set: 12:12. Civil Dark: 16:51 - 07:20. Nautical Dark: 17:31 - 06:39. Astro Dark: 18:10 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
98
97
100
100
100
100
96
73
49
26
39
53
66
78
89
100

Low Clouds (% Sky Obscured)

93
95
100
93
88
89
87
84
78
74
67
65
60
53
57
42
27
14
24
32
39
37
36
35

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
95
92
88
87
91
90
95
95
95
68
41
14
9
5
1
1
2
2

High Clouds (% Sky Obscured)

97
90
90
90
90
90
95
95
95
74
53
30
20
10
0
2
4
6
7
9
10
10
10
10

ISS Passover

Visibility (miles)

9
9
9
9
7
5
3
5
7
9
8
7
7
8
8
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
84
81
79
78
72
63
52
42
30
1
6
7
4
17
22
23

Precipitation Amount (mm)

0.9
1.3
1.8
1.1
0.9
0.8
0.5
0.4
0.4
0.3
0.3
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
7
6
5
4
4
7
7
8
8
7
7
8
8
8
8
6
5
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
6
5
5
4
5
4
4
4
4

Feels Like (°C)

4
4
3
3
4
4
4
3
3
2
2
2
2
2
3
3
3
3
3
4
4
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

85
88
90
91
93
93
94
93
91
89
88
86
88
83
82
79
82
83
86
85
86
86
85
86

Pressure (mb)

1012
1011
1010
1009
1008
1007
1006
1005
1005
1004
1005
1005
1006
1007
1008
1010
1011
1012
1013
1015
1016
1017
1018
1019

Ozone (du)

327
328
330
332
333
333
334
336
338
340
343
346
349
346
344
341
341
340
339
341
344
346
349
353

Wednesday 10

Waning Gibbous 53%

23:17

12:26

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

Sun - Rise: 07:58, Set: 16:13, Transit: 12:06. Moon - Rise: 23:17, Set: 12:26. Civil Dark: 16:51 - 07:21. Nautical Dark: 17:31 - 06:40. Astro Dark: 18:10 - 06:02

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

30
35
45
59
73
87
85
83
80
81
82
83
81
79
75
67
57
50

Medium Clouds (% Sky Obscured)

5
7
9
4
4
4
19
29
41
61
78
94
95
94
94
95
95
94

High Clouds (% Sky Obscured)

9
4
6
4
6
7
38
68
100
100
100
100
100
100
100
89
74
56

ISS Passover

Visibility (miles)

9
8
7
6
7
8
9
9
9
9
6
3
1
1
1
1
1
2

Fog (%)

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

25
23
18
20
19
15
22
23
18
52
72
88
91
91
89
88
85
81

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.5
0.8
0.8
0.7
0.6
0.6
0.6
0.6

Wind Speed/Direction (mph)

3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

4
4
4
3
3
3
3
3
4
4
4
4
4
5
5
5
5
5

Feels Like (°C)

3
3
2
2
2
2
2
1
1
1
1
1
1
2
2
2
2
2

Dew Point (°C)

2
3
2
2
2
2
2
2
3
3
3
3
4
4
4
4
4
4

Relative Humidity (%)

86
89
89
91
93
93
94
93
93
93
94
94
96
96
96
94
94
96

Pressure (mb)

1020
1021
1021
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

357
354
352
350
347
344
342
340
339
338
338
338
338
336
334
333
330
326

Forecast for Yaletown, Metro Vancouver Regional District, Canada (49.28,-123.12)

Generated: 04/12/25 21:51:08. Forecast: 04/12/25 to 10/12/25. Timezone: UTC-8.00