Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 25

Waning Gibbous 95%

22:01

06:37

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

Sun - Rise: 05:36, Set: 19:43, Transit: 12:40. Moon - Rise: 22:01, Set: 06:37. Civil Dark: 20:15 - 05:04. Nautical Dark: 20:55 - 04:24. Astro Dark: 21:39 - 03:40

Total Clouds (% Sky Obscured)

1
3
1
2
41
100
94
36
67
5
0
0
3
0
0
0
0
2
6
6
6
6
53
72

Low Clouds (% Sky Obscured)

0
0
0
1
6
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
11
15

Medium Clouds (% Sky Obscured)

0
0
0
0
5
95
91
30
48
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
0
0
0
4
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

35
33
32
34
35
40
47
57
62
64
67
68
69
71
72
72
73
75
63
49
41
39
38
37

Pressure (mb)

1027
1027
1026
1026
1026
1027
1027
1028
1029
1029
1030
1030
1031
1031
1031
1031
1032
1032
1033
1033
1033
1033
1032
1032

Ozone (du)

440
441
444
451
450
448
449
451
455
453
448
440
435
432
429
431
433
434
432
431
434
436
435
436

Friday 26

Waning Gibbous 89%

23:11

07:16

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

Sun - Rise: 05:35, Set: 19:44, Transit: 12:40. Moon - Rise: 23:11, Set: 07:16. Civil Dark: 20:17 - 05:02. Nautical Dark: 20:57 - 04:22. Astro Dark: 21:41 - 03:38

Total Clouds (% Sky Obscured)

87
85
81
78
70
46
4
0
0
1
3
0
0
0
0
0
0
17
14
15
48
44
60
61

Low Clouds (% Sky Obscured)

29
32
32
16
5
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
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
3
0
0
0
0
0
0
17
13
15
47
46
59
61

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)

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

Chance of Frost

Temperature (°C)

7
8
8
8
8
7
5
2
1
1
1
-1
-1
-2
-2
-2
-3
-2
0
5
8
9
11
12

Feels Like (°C)

3
3
4
3
3
3
3
1
0
0
-1
-2
-2
-3
-3
-3
-4
-3
-1
4
8
9
10
12

Dew Point (°C)

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

Relative Humidity (%)

35
34
34
35
39
47
63
77
81
83
81
83
81
78
76
76
75
74
61
51
44
39
35
34

Pressure (mb)

1031
1031
1031
1030
1031
1031
1032
1033
1034
1034
1034
1034
1034
1034
1034
1034
1034
1035
1034
1034
1033
1032
1031
1030

Ozone (du)

441
442
439
440
438
435
433
431
428
424
415
405
401
399
398
398
402
399
396
392
388
385
384
383

Saturday 27

Waning Gibbous 82%

00:17

08:06

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
12 Bad

Sun - Rise: 05:33, Set: 19:46, Transit: 12:40. Moon - Rise: 00:17, Set: 08:06. Civil Dark: 20:18 - 05:01. Nautical Dark: 20:58 - 04:20. Astro Dark: 21:43 - 03:35

Total Clouds (% Sky Obscured)

100
100
100
90
80
79
100
100
88
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
8
6
65
90
98
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
66
100
79
98
95
95
99
100
95
87
99
34
21
24
25
28
30
25

High Clouds (% Sky Obscured)

100
100
100
91
81
81
100
100
69
35
52
47
46
90
50
51
48
3
68
38
42
35
38
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
Light Rain
Light Rain
None
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
11
59
84
95
59
95
39
35
18
3
6
8
6
26
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.7
1.1
0
1.7
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

33
33
33
34
42
55
64
64
71
72
75
76
79
80
81
83
90
90
91
90
90
84
78
79

Pressure (mb)

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

Ozone (du)

381
377
374
374
375
373
374
374
372
369
366
367
367
365
368
369
368
371
377
377
379
376
368
363

Sunday 28

Waning Gibbous 72%

01:14

09:09

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
12 Bad

Sun - Rise: 05:32, Set: 19:47, Transit: 12:40. Moon - Rise: 01:14, Set: 09:09. Civil Dark: 20:19 - 04:59. Nautical Dark: 21:00 - 04:18. Astro Dark: 21:45 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
98
98
95
94
92
95
97
99
100
100
100
100
100
100
99
98

Low Clouds (% Sky Obscured)

99
99
98
97
98
99
100
99
97
96
89
81
73
79
86
93
94
95
97
91
85
79
73
67

Medium Clouds (% Sky Obscured)

31
29
41
85
88
90
93
72
50
31
34
62
68
74
80
33
32
39
43
69
40
37
37
35

High Clouds (% Sky Obscured)

100
100
100
100
95
94
91
91
79
84
47
28
30
75
83
1
11
90
13
87
59
68
39
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
4
1
0
0
0
0
0
0
0
0
0
0
7
8
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

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

Precipitation Probability (%)

53
55
50
49
36
34
32
21
41
45
37
39
18
17
28
6
16
20
7
7
8
6
14
16

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
14
14
14
13
13
11
12
12
12
11
11
10
10
10
9
9
9
9
8
8
8
9

Dew Point (°C)

9
8
9
11
11
11
12
12
12
13
12
12
11
11
11
10
10
10
9
10
9
9
9
9

Relative Humidity (%)

69
64
67
75
80
86
90
93
95
98
98
98
98
100
100
98
100
100
98
98
98
96
91
86

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1016
1017
1017
1017
1017
1018
1018
1019
1019
1020
1021
1021
1021
1021

Ozone (du)

358
357
355
355
356
355
352
352
349
349
347
345
344
343
343
343
343
344
344
344
344
345
344
344

Monday 29

Waning Gibbous 62%

02:00

10:22

13 Bad
14 Bad
15 Bad
16 OK
17 OK
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
12 Bad

Sun - Rise: 05:30, Set: 19:48, Transit: 12:40. Moon - Rise: 02:00, Set: 10:22. Civil Dark: 20:21 - 04:57. Nautical Dark: 21:01 - 04:17. Astro Dark: 21:47 - 03:31

Total Clouds (% Sky Obscured)

97
93
88
45
40
86
99
100
100
100
100
100
100
100
99
98
98
97
95
97
97
100
100
100

Low Clouds (% Sky Obscured)

61
55
49
40
27
14
2
16
28
42
62
81
100
90
82
75
67
59
53
61
74
85
95
97

Medium Clouds (% Sky Obscured)

41
36
29
20
24
57
72
89
96
36
35
34
30
20
30
42
59
76
94
96
98
99
99
99

High Clouds (% Sky Obscured)

2
5
14
15
12
77
98
94
22
20
17
49
80
86
93
99
99
99
94
90
92
93
91
89

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
2
2
2
2
4

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

Precipitation Probability (%)

5
9
9
0
1
0
0
7
12
14
22
29
36
22
25
29
49
62
73
80
87
95
92
91

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.8
0.7
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
13
12
13
15
14
11
9
8
8
8
7
6
6
7
6
6
6
6
6
6
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

79
71
64
61
58
60
69
72
71
71
69
70
73
74
78
84
90
91
93
96
95
96
96
96

Pressure (mb)

1021
1021
1020
1020
1020
1020
1021
1022
1022
1022
1022
1022
1021
1021
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

343
341
339
337
335
336
338
337
338
341
340
341
342
340
339
339
339
340
340
341
342
343
344
345

Tuesday 30

Waning Gibbous 50%

02:36

11:41

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
12 Bad

Sun - Rise: 05:29, Set: 19:50, Transit: 12:40. Moon - Rise: 02:36, Set: 11:41. Civil Dark: 20:22 - 04:56. Nautical Dark: 21:03 - 04:15. Astro Dark: 21:49 - 03:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
85
83
81
80
86
93

Low Clouds (% Sky Obscured)

98
97
95
92
94
94
94
95
97
99
98
97
96
97
99
100
97
94
89
86
82
79
59
39

Medium Clouds (% Sky Obscured)

99
88
77
68
79
90
100
100
100
100
96
88
82
64
47
33
25
11
1
2
3
4
8
12

High Clouds (% Sky Obscured)

88
91
95
99
99
100
100
100
100
100
100
100
100
76
47
19
14
12
7
9
11
15
39
61

ISS Passover

Visibility (miles)

5
6
6
6
6
6
6
6
4
2
0
0
0
0
0
0
0
3
5
8
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

92
88
81
71
67
71
77
85
95
95
95
95
87
70
48
18
19
20
21
19
18
18
17
15

Precipitation Amount (mm)

0.9
0.6
0.4
0.3
0.2
0.3
0.4
0.5
0.8
1.1
1
0.8
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
9
9
9
9
9
9
8
8
9
10
10
10
11
11
11
11
11
11
10

Relative Humidity (%)

96
96
96
93
91
93
95
98
98
98
98
98
98
98
98
100
98
98
96
95
93
90
89
76

Pressure (mb)

1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

345
346
346
345
344
345
346
346
349
352
355
354
353
352
356
360
363
364
365
365
366
366
366
365

Wednesday 1

Third Quarter 39%

03:04

13:02

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: 05:27, Set: 19:51, Transit: 12:40. Moon - Rise: 03:04, Set: 13:02. Civil Dark: 20:24 - 04:54. Nautical Dark: 21:05 - 04:13. Astro Dark: 21:51 - 03:26

Total Clouds (% Sky Obscured)

99
83
70
60
72
75
75
69
74
78
78
79
80
85
91
96
97
98
99

Low Clouds (% Sky Obscured)

21
19
15
13
17
21
14
13
14
13
16
19
22
33
44
55
57
58
55

Medium Clouds (% Sky Obscured)

18
44
70
96
94
92
95
89
82
76
51
30
8
7
6
5
9
9
14

High Clouds (% Sky Obscured)

85
64
63
65
74
81
78
59
41
24
30
30
25
21
16
12
15
18
29

ISS Passover

Visibility (miles)

9
9
8
7
5
5
5
5
4
3
1
3
4
5
5
5
6
7
8

Fog (%)

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

Precipitation Probability (%)

5
17
25
31
55
68
72
62
64
77
69
59
48
41
38
39
38
37
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
17
16
16
15
14
12
12
11
11
10
10
10
10
10
10
11
11

Feels Like (°C)

11
10
17
17
16
15
15
14
10
10
11
10
10
9
9
9
9
9
10

Dew Point (°C)

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

Relative Humidity (%)

67
58
65
73
82
87
92
98
98
98
98
98
96
95
95
96
96
96
95

Pressure (mb)

1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011

Ozone (du)

364
363
364
365
365
369
372
376
378
380
381
384
388
391
398
405
413
410
407

Forecast for Piopolis, Estrie, Canada (45.48,-70.81)

Generated: 25/04/24 13:55:15. Forecast: 25/04/24 to 01/05/24. Timezone: UTC-4.00