Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 89%

23:55

07:30

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

Sun - Rise: 05:56, Set: 20:19, Transit: 13:08. Moon - Rise: 23:55, Set: 07:30. Civil Dark: 20:53 - 05:22. Nautical Dark: 21:36 - 04:39. Astro Dark: 22:25 - 03:49

Total Clouds (% Sky Obscured)

1
0
1
0
2
2
0
0
1
0
28
16
15
48
60
41
100
100
100
100
100
100
99
100

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
92
100
99
99

High Clouds (% Sky Obscured)

2
0
2
0
2
1
0
0
1
0
23
9
87
98
64
39
100
100
100
100
100
100
97
100

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
10
10
10
10
10
10
7
4
2
3
2
0
-0
-2
-2
-2
-2
-2
1
2
4
6

Dew Point (°C)

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

Relative Humidity (%)

30
28
28
28
29
31
34
40
48
58
62
72
68
67
71
74
76
72
73
68
62
57
56
52

Pressure (mb)

1030
1029
1029
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028
1027
1027
1027
1027
1026
1026
1025
1024
1023
1022
1020

Ozone (du)

399
400
396
391
388
385
388
392
394
389
380
377
376
370
365
364
361
360
361
360
360
359
360
359

Saturday 27

Waning Gibbous 82%

01:02

08:19

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
10 Bad
11 Bad

Sun - Rise: 05:55, Set: 20:20, Transit: 13:08. Moon - Rise: 01:02, Set: 08:19. Civil Dark: 20:54 - 05:20. Nautical Dark: 21:38 - 04:37. Astro Dark: 22:27 - 03:47

Total Clouds (% Sky Obscured)

99
100
100
100
96
100
100
100
100
100
100
100
100
100
98
96
100
96
100
98
100
100
100
100

Low Clouds (% Sky Obscured)

37
56
100
100
92
100
100
100
100
88
99
92
100
100
93
90
99
90
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

93
100
100
100
84
61
1
15
45
65
63
44
22
82
49
27
35
43
53
49
46
31
8
7

High Clouds (% Sky Obscured)

94
100
100
100
48
25
0
1
51
60
55
48
93
1
0
0
0
0
13
0
1
1
0
0

ISS Passover

Visibility (miles)

9
9
3
4
9
9
9
9
7
6
1
1
4
1
8
0
2
9
7
9
9
9
7
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
Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

28
95
95
95
64
18
5
30
60
73
95
95
95
51
27
51
45
48
38
27
23
20
17
5

Precipitation Amount (mm)

0
0.7
1.3
1.7
0
0
0
0
0.3
0.3
1.1
1.1
0.8
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
5
4
4
4
4
4
4
4
4
5
6
6
7
8
9
9
9
8
4
1
-1

Dew Point (°C)

2
4
8
8
7
8
8
7
7
7
8
8
8
9
9
10
11
11
11
11
10
7
4
2

Relative Humidity (%)

49
56
80
90
88
91
91
93
95
96
98
96
96
98
96
96
96
96
95
93
95
93
90
89

Pressure (mb)

1018
1018
1017
1016
1015
1015
1014
1014
1014
1013
1012
1011
1011
1010
1010
1009
1009
1009
1010
1010
1012
1014
1016
1018

Ozone (du)

357
358
359
359
364
363
362
361
362
362
361
362
363
363
365
366
363
356
353
352
351
352
348
343

Sunday 28

Waning Gibbous 72%

01:58

09:23

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

Sun - Rise: 05:53, Set: 20:21, Transit: 13:08. Moon - Rise: 01:58, Set: 09:23. Civil Dark: 20:56 - 05:18. Nautical Dark: 21:39 - 04:34. Astro Dark: 22:29 - 03:44

Total Clouds (% Sky Obscured)

84
73
72
80
81
97
46
97
100
87
98
60
55
58
60
55
70
98
100
97
100
86
93
100

Low Clouds (% Sky Obscured)

77
61
60
55
61
49
13
0
0
0
43
58
57
44
0
44
47
53
35
48
45
35
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
3
23
2
54
71
40
22
46
48
46
51
55
62
61
62
57
48
60

High Clouds (% Sky Obscured)

1
0
4
31
64
94
46
98
100
78
96
29
28
48
50
46
61
81
100
94
100
59
82
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
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 (%)

1
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
4
5

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
4
4
4
3
3
2
0
-1
-2
-3
-3
-5
-5
-5
-4
-4
-5
-5
-7
-8
-10
-10

Relative Humidity (%)

88
83
78
73
75
73
74
74
73
74
77
80
83
78
81
82
86
87
84
78
65
50
39
32

Pressure (mb)

1019
1019
1020
1020
1021
1021
1022
1023
1023
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1024

Ozone (du)

339
339
339
340
344
346
345
343
341
341
339
340
339
339
341
339
338
337
335
336
335
334
333
334

Monday 29

Waning Gibbous 62%

02:42

10:39

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
10 Bad
11 Bad

Sun - Rise: 05:51, Set: 20:23, Transit: 13:08. Moon - Rise: 02:42, Set: 10:39. Civil Dark: 20:57 - 05:16. Nautical Dark: 21:41 - 04:32. Astro Dark: 22:32 - 03:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
37
44
58
70
82
85
82
88
94
100
100
100
100
95
90
86
90
95
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
98
100
99
99
99
99
100
67
63
67
66
60
54
32
25
21
24
61
58

High Clouds (% Sky Obscured)

94
100
100
100
86
82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
4
6
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

8
67
95
93
87
95
95
95
95
92
55
54
56
58
81
91
91
78
56
15
14
11
2
7

Precipitation Amount (mm)

0
0.4
0.8
0.6
0.6
0.7
0.6
1.3
1.2
0.8
0
0
0
0
0.3
0.5
0.7
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
7
8
9
8
7
5
9
8
7
8
9
10
10
10
9
9
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-9
-8
-7
-6
-4
0
2
3
3
3
3
3
2
2
2
2
2
1
1
2
2
1

Relative Humidity (%)

29
28
30
34
36
41
50
68
83
88
83
83
85
83
80
80
79
79
76
75
74
72
67
65

Pressure (mb)

1022
1021
1021
1021
1020
1019
1019
1019
1020
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

334
332
332
331
332
333
331
330
331
333
335
339
342
346
348
349
351
353
353
354
357
359
361
362

Tuesday 30

Waning Gibbous 50%

03:15

12:01

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
10 Bad
11 Bad

Sun - Rise: 05:50, Set: 20:24, Transit: 13:08. Moon - Rise: 03:15, Set: 12:01. Civil Dark: 20:59 - 05:15. Nautical Dark: 21:43 - 04:30. Astro Dark: 22:34 - 03:39

Total Clouds (% Sky Obscured)

100
100
100
99
99
97
94
91
94
96
98
97
96
95
97
98
99
99
99
91
96
92
85
86

Low Clouds (% Sky Obscured)

100
100
99
98
97
89
81
73
75
76
78
72
66
58
70
82
94
94
94
94
83
72
63
68

Medium Clouds (% Sky Obscured)

63
50
10
2
11
31
19
26
37
43
45
35
24
23
15
9
0
0
0
0
0
0
0
29

High Clouds (% Sky Obscured)

100
100
75
53
33
4
0
0
0
0
0
0
0
0
0
0
5
6
4
10
70
70
9
58

ISS Passover

Visibility (miles)

9
9
8
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 (%)

9
20
12
18
18
19
9
3
9
11
9
8
7
2
2
1
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

8
9
9
9
9
8
8
8
7
7
7
6
6
6
6
6
6
6
6
6
7
9
9
12

Feels Like (°C)

4
5
5
6
6
5
5
5
4
4
5
4
4
4
3
4
3
3
3
4
5
6
6
9

Dew Point (°C)

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

Relative Humidity (%)

65
60
62
62
68
75
71
71
70
70
71
75
75
76
76
76
75
76
75
75
71
68
66
61

Pressure (mb)

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

Ozone (du)

364
369
370
370
369
364
360
361
360
360
362
361
362
362
360
359
357
357
356
357
358
358
358
358

Wednesday 1

Third Quarter 38%

03:40

12:01

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
10 Bad
11 Bad

Sun - Rise: 05:48, Set: 20:26, Transit: 13:08. Moon - Rise: 03:40, Set: 12:01. Civil Dark: 21:01 - 05:13. Nautical Dark: 21:45 - 04:28. Astro Dark: 22:37 - 03:36

Total Clouds (% Sky Obscured)

94
98
90
86
83
85
87
90
93
96
100
99
97
95
90
85
80
77
70
67
57
49
38
48

Low Clouds (% Sky Obscured)

78
86
86
84
80
53
30
6
28
51
72
71
71
72
72
73
73
81
86
91
88
85
81
81

Medium Clouds (% Sky Obscured)

4
2
4
5
7
16
27
41
49
53
61
59
61
61
54
45
43
31
16
8
6
7
13
11

High Clouds (% Sky Obscured)

69
80
20
29
25
49
68
84
88
93
99
93
87
84
86
87
90
89
83
78
66
46
26
29

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

Precipitation Probability (%)

2
2
1
1
0
0
1
0
2
3
3
27
39
47
65
77
86
75
63
38
36
32
26
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
14
14
15
15
15
15
16
10
11
11
11
11
11
7
7
7
8
7
7
11
10
10

Dew Point (°C)

6
7
7
7
8
8
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
6
6
5

Relative Humidity (%)

58
55
52
51
50
49
57
65
74
76
79
81
86
90
96
96
98
98
90
83
76
67
59
52

Pressure (mb)

1016
1015
1014
1014
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

360
359
359
360
362
363
362
361
360
360
361
362
363
364
365
365
365
366
365
365
364
363
362
361

Thursday 2

Waning Crescent 27%

04:01

13:25

12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
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

Sun - Rise: 05:46, Set: 20:27, Transit: 13:08. Moon - Rise: 04:01, Set: 13:25. Civil Dark: 21:02 - 05:11. Nautical Dark: 21:47 - 04:26. Astro Dark: 22:39 - 03:33

Total Clouds (% Sky Obscured)

54
60
53
47
31
34
29
28
35
46
55
68
80
93
95
97
99
96
92
85
79
73
65
72

Low Clouds (% Sky Obscured)

81
81
88
94
100
100
100
100
85
70
49
44
36
33
26
30
42
40
36
29
34
38
39
50

Medium Clouds (% Sky Obscured)

10
8
12
13
18
9
6
0
7
13
15
15
14
9
10
11
11
11
14
21
28
29
23
31

High Clouds (% Sky Obscured)

37
51
48
50
60
43
22
11
29
44
57
65
77
88
90
92
94
94
95
95
95
95
75
60

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 (%)

45
51
43
34
13
13
9
2
3
2
0
0
0
0
13
16
15
15
12
4
3
1
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)

10
10
10
10
10
9
8
6
4
4
4
4
4
5
5
4
4
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

15
16
17
17
17
17
16
14
13
11
10
8
8
7
7
6
6
6
7
7
8
10
12
14

Feels Like (°C)

11
11
12
15
15
15
15
15
15
10
11
11
10
10
9
4
5
5
4
4
3
6
7
8

Dew Point (°C)

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

Relative Humidity (%)

47
44
40
39
37
35
42
50
59
64
71
78
79
81
81
84
88
90
84
79
74
66
58
52

Pressure (mb)

1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1013
1013

Ozone (du)

360
359
358
357
356
355
354
353
353
352
351
350
349
347
346
344
342
341
341
342
342
342
341
341

Forecast for Val-d'Or, Abitibi-Témiscamingue, Canada (48.10,-77.80)

Generated: 26/04/24 23:56:14. Forecast: 26/04/24 to 02/05/24. Timezone: UTC-4.00