Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 95%

22:39

07:23

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

Sun - Rise: 06:19, Set: 20:22, Transit: 13:21. Moon - Rise: 22:39, Set: 07:23. Civil Dark: 20:53 - 05:47. Nautical Dark: 21:32 - 05:08. Astro Dark: 22:15 - 04:25

Total Clouds (% Sky Obscured)

12
9
7
14
14
10
0
0
0
0
0
0
0
0
0
0
0
3
5
19
40
5
6
2

Low Clouds (% Sky Obscured)

0
7
18
24
26
18
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
18
35
3
4
2

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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

4
4
5
8
9
9
8
6
5
3
1
0
-0
-1
-1
-0
-0
-0
0
-0
0
3
6
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

29
30
31
33
35
38
39
41
46
53
50
46
43
41
45
52
58
60
60
59
55
52
43
39

Pressure (mb)

1031
1030
1030
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029

Ozone (du)

430
440
447
441
442
444
443
436
434
431
430
426
427
423
417
411
405
404
404
400
396
396
395
396

Friday 26

Waning Gibbous 89%

23:49

08:02

11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
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

Sun - Rise: 06:17, Set: 20:23, Transit: 13:21. Moon - Rise: 23:49, Set: 08:02. Civil Dark: 20:55 - 05:45. Nautical Dark: 21:34 - 05:06. Astro Dark: 22:17 - 04:23

Total Clouds (% Sky Obscured)

0
3
3
9
7
12
5
43
49
71
54
100
100
100
100
100
82
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
55
60
86
87
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
65
60
55
100
100
100
100
96
100
100

High Clouds (% Sky Obscured)

0
3
2
8
7
11
5
36
53
68
65
100
100
100
100
100
61
100
76
99
100
100
99
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
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
21
86
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1.1
2.1
0.5
1.5
5.7

Wind Speed/Direction (mph)

9
10
10
10
10
11
11
11
10
9
9
11
12
13
13
13
13
14
16
16
16
18
18
18

Chance of Frost

Temperature (°C)

10
12
13
14
15
15
15
14
12
10
8
7
7
8
8
8
9
9
10
10
9
10
10
11

Feels Like (°C)

7
8
10
12
12
12
12
12
10
7
5
2
2
2
3
3
4
4
4
4
4
5
5
6

Dew Point (°C)

-4
-3
-2
-0
1
2
3
5
5
4
4
1
-1
-1
1
3
5
6
6
6
6
7
9
10

Relative Humidity (%)

37
34
34
37
39
42
46
56
61
68
74
63
56
55
59
69
74
77
76
78
78
81
88
93

Pressure (mb)

1029
1028
1028
1027
1026
1026
1025
1025
1024
1024
1025
1024
1024
1023
1023
1022
1021
1020
1020
1019
1019
1018
1018
1017

Ozone (du)

397
390
385
382
377
375
374
372
368
363
361
361
361
360
359
358
357
352
350
347
345
343
339
334

Saturday 27

Waning Gibbous 81%

00:55

08:53

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
10 Bad

Sun - Rise: 06:16, Set: 20:24, Transit: 13:21. Moon - Rise: 00:55, Set: 08:53. Civil Dark: 20:56 - 05:44. Nautical Dark: 21:35 - 05:04. Astro Dark: 22:18 - 04:21

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
71
67
65
68
87
74
63
48
54
71
79
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
94
87
94
100
100
83
78
77
77
65
27
31
39
49
60
65
69
72
83
94
99
100
100

Medium Clouds (% Sky Obscured)

100
98
80
30
0
1
0
0
0
1
1
19
3
3
4
19
2
4
18
23
33
69
65
74

High Clouds (% Sky Obscured)

100
100
100
86
2
0
0
0
8
12
30
54
58
18
1
63
27
53
100
98
100
100
99
99

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
2
3
5
8
5

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

Precipitation Probability (%)

95
71
10
21
5
3
3
9
11
12
31
34
30
52
39
95
79
60
90
85
61
50
49
49

Precipitation Amount (mm)

2
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
1.6
0.4
0
0.6
0.6
0.3
0
0
0

Wind Speed/Direction (mph)

18
19
18
18
18
18
15
15
15
15
15
15
15
15
15
15
14
14
13
11
11
9
9
9

Chance of Frost

Temperature (°C)

11
11
13
14
15
15
15
16
16
16
16
15
15
15
16
17
16
16
16
15
15
16
16
16

Feels Like (°C)

6
6
7
9
11
10
11
12
13
13
12
12
13
13
14
14
14
14
13
13
13
14
14
15

Dew Point (°C)

10
10
11
12
13
14
14
15
15
15
15
14
14
14
15
16
16
15
15
15
15
15
15
15

Relative Humidity (%)

93
93
92
92
92
93
95
95
95
93
93
92
95
93
95
95
95
95
96
98
96
96
95
95

Pressure (mb)

1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1014
1015
1015
1016
1016

Ozone (du)

329
331
330
331
331
329
326
329
330
331
335
332
334
340
334
328
327
325
325
322
322
322
321
323

Sunday 28

Waning Gibbous 72%

01:51

09:56

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
10 Bad

Sun - Rise: 06:14, Set: 20:26, Transit: 13:21. Moon - Rise: 01:51, Set: 09:56. Civil Dark: 20:57 - 05:42. Nautical Dark: 21:37 - 05:03. Astro Dark: 22:20 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
99
99
100
89
76
77
53
71
98
60
98
97

Low Clouds (% Sky Obscured)

100
100
100
94
74
100
99
98
91
85
90
87
80
70
67
67
64
70
52
56
33
30
34
46

Medium Clouds (% Sky Obscured)

83
83
90
95
98
100
98
96
92
52
33
30
30
25
19
29
31
37
28
27
41
50
75
86

High Clouds (% Sky Obscured)

83
73
60
73
87
100
100
100
100
96
92
88
94
97
99
38
27
35
41
37
62
44
72
74

ISS Passover

Visibility (miles)

8
9
9
9
9
3
1
1
8
6
0
0
0
0
0
5
6
7
9
7
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
Light Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

24
18
11
46
80
95
95
95
81
83
86
86
82
79
75
80
88
85
73
64
60
63
59
51

Precipitation Amount (mm)

0
0
0
0
0.5
3
1.6
0.4
0.3
0.4
0.5
0.5
0.5
0.4
0.4
0.4
0.5
0.5
0.4
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

9
7
6
7
6
7
8
4
7
8
5
4
3
3
4
5
4
3
5
5
5
6
7
10

Chance of Frost

Temperature (°C)

16
16
16
16
17
17
15
14
14
13
12
13
12
13
15
16
16
15
15
15
16
16
18
19

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
15
15
15
13
13
13
12
12
12
13
15
16
15
15
15
15
15
15
16
17

Relative Humidity (%)

93
92
95
92
89
85
96
96
95
96
98
98
100
100
98
98
98
98
96
96
96
93
92
86

Pressure (mb)

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

Ozone (du)

320
320
318
317
315
313
310
311
312
313
315
315
317
318
318
317
316
319
322
323
324
322
323
321

Monday 29

Waning Gibbous 61%

02:38

No Set

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
10 Bad

Sun - Rise: 06:13, Set: 20:27, Transit: 13:20. Moon - Rise: 02:38, Set: No Set. Civil Dark: 20:59 - 05:41. Nautical Dark: 21:38 - 05:01. Astro Dark: 22:22 - 04:17

Total Clouds (% Sky Obscured)

97
97
76
79
99
100
95
99
99
99
100
100
100
100
100
100
100
100
99
99
99
99
100
100

Low Clouds (% Sky Obscured)

65
60
48
40
44
27
31
46
67
77
38
37
36
49
62
85
89
95
93
91
90
82
74
69

Medium Clouds (% Sky Obscured)

20
17
25
34
72
88
72
86
79
84
87
94
95
97
64
53
44
42
38
39
43
31
16
0

High Clouds (% Sky Obscured)

59
60
34
55
88
100
78
97
96
97
98
100
95
89
84
100
100
100
93
92
87
77
68
60

ISS Passover

Visibility (miles)

7
9
9
8
5
7
5
3
4
2
8
9
8
6
8
9
6
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

68
42
42
64
91
89
89
95
95
95
74
95
95
95
76
89
74
61
57
50
42
35
26
7

Precipitation Amount (mm)

0
0
0
0.3
0.6
0.7
0.6
1.2
2.3
1.3
0.4
0.8
1
0.6
0.3
0.6
0.4
0.3
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
22
23
24
23
23
22
20
18
18
18
17
17
17
16
16
15
15
14
13
11
11
11

Feels Like (°C)

19
19
20
22
22
21
21
20
17
17
16
16
15
15
15
14
14
14
14
14
14
13
9
9

Dew Point (°C)

18
18
19
18
19
19
20
19
18
18
17
17
16
16
16
16
16
15
14
13
13
11
11
11

Relative Humidity (%)

84
82
83
73
75
79
81
83
91
96
95
92
93
93
95
96
96
98
96
96
98
98
96
96

Pressure (mb)

1014
1013
1013
1012
1012
1012
1011
1011
1011
1012
1012
1012
1011
1011
1011
1012
1011
1011
1011
1012
1013
1013
1014
1014

Ozone (du)

321
325
325
324
326
327
327
327
326
325
327
326
325
326
329
331
333
334
336
338
340
343
349
356

Tuesday 30

Waning Gibbous 50%

03:14

11:09

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

Sun - Rise: 06:11, Set: 20:28, Transit: 13:20. Moon - Rise: 03:14, Set: 11:09. Civil Dark: 21:00 - 05:39. Nautical Dark: 21:40 - 04:59. Astro Dark: 22:24 - 04:14

Total Clouds (% Sky Obscured)

87
71
54
50
47
42
30
18
5
13
20
26
34
42
43
43
46
54
60
74
85
90
95
100

Low Clouds (% Sky Obscured)

58
50
42
37
32
29
20
10
1
1
2
3
7
12
17
12
6
0
10
21
31
41
47
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
2
3
3
10
18
28
40
50
63
45
24
4
8
15
21
31
40
53

High Clouds (% Sky Obscured)

44
23
0
4
10
14
11
6
0
7
14
18
20
20
18
34
50
72
75
75
79
82
89
100

ISS Passover

Visibility (miles)

0
3
6
9
9
9
9
9
9
9
9
9
9
9
8
7
8
9
9
6
3
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
None
None
None
None
None
None
None

Precipitation Probability (%)

8
9
6
4
2
0
0
0
0
9
18
27
32
39
46
45
39
28
24
17
2
4
4
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)

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

Chance of Frost

Temperature (°C)

12
13
14
14
14
15
15
14
14
13
12
12
11
11
11
11
11
11
12
12
12
12
13
14

Feels Like (°C)

10
10
10
9
12
12
11
11
12
12
11
12
12
11
11
11
10
10
9
11
11
12
11
12

Dew Point (°C)

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

Relative Humidity (%)

95
87
79
71
70
68
66
70
75
80
81
86
88
90
93
95
93
93
92
93
96
96
96
98

Pressure (mb)

1015
1015
1015
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

362
358
354
350
351
351
352
353
355
357
356
355
354
353
352
351
351
350
350
353
357
360
360
361

Wednesday 1

Third Quarter 38%

03:43

12:27

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: 06:10, Set: 20:29, Transit: 13:20. Moon - Rise: 03:43, Set: 12:27. Civil Dark: 21:01 - 05:38. Nautical Dark: 21:41 - 04:57. Astro Dark: 22:26 - 04:12

Total Clouds (% Sky Obscured)

100
100
100
87
73
62
58
56
53
57
69
72
84
92
100
99
99
99
99
100
100

Low Clouds (% Sky Obscured)

59
64
63
49
39
29
21
17
12
9
7
6
30
53
75
77
81
85
90
95
100

Medium Clouds (% Sky Obscured)

50
41
20
15
10
10
9
9
13
25
30
21
16
18
22
14
15
12
17
27
25

High Clouds (% Sky Obscured)

97
95
92
73
58
45
42
17
4
19
38
55
60
60
80
90
90
90
90
85
86

ISS Passover

Visibility (miles)

0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

8
10
9
10
9
4
6
6
2
10
16
19
39
49
57
47
35
24
37
51
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
17
18
17
17
17
15
14
12
12
11
10
9
9
7
7
7
6
6
6

Feels Like (°C)

13
13
13
14
14
13
13
12
13
13
9
9
9
8
9
8
2
2
1
1
0

Dew Point (°C)

14
14
15
15
14
13
12
10
9
8
8
9
8
7
6
4
4
3
2
2
2

Relative Humidity (%)

96
92
87
83
79
77
72
73
74
75
80
84
88
85
82
81
79
79
78
76
76

Pressure (mb)

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

Ozone (du)

361
362
364
365
370
374
379
384
389
394
400
405
411
408
406
404
399
395
391
389
387

Forecast for Owen Sound, Canada (44.57,-80.95)

Generated: 25/04/24 11:16:49. Forecast: 25/04/24 to 01/05/24. Timezone: UTC-4.00