Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waning Gibbous 72%

01:23

09:23

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
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

Sun - Rise: 05:44, Set: 19:57, Transit: 12:51. Moon - Rise: 01:23, Set: 09:23. Civil Dark: 20:29 - 05:11. Nautical Dark: 21:09 - 04:31. Astro Dark: 21:53 - 03:47

Total Clouds (% Sky Obscured)

85
88
91
96
82
59
23
34
77
51
86
72
73
93
73
64
77
100
98
99
97
96
98
100

Low Clouds (% Sky Obscured)

84
82
85
61
51
27
0
0
0
0
0
0
31
58
59
48
50
35
47
52
56
27
3
20

Medium Clouds (% Sky Obscured)

97
97
94
82
61
24
18
29
19
48
42
70
62
73
43
51
58
99
90
92
83
87
88
100

High Clouds (% Sky Obscured)

99
70
60
6
5
30
5
3
50
7
41
4
3
17
22
12
45
66
65
53
82
76
78
10

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
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

24
5
10
2
0
1
1
0
0
0
0
0
0
0
0
0
2
41
45
22
9
0
1
0

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
0
0
0
0

Wind Speed/Direction (mph)

0
0
5
9
8
7
7
5
5
4
4
4
5
8
7
7
6
6
5
4
5
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
12
12
11
9
7
7
6
5
3
3
2
3
3
4
6
7
8
7
7
7
8
9
8

Dew Point (°C)

14
13
13
12
10
9
7
6
5
4
4
3
3
2
2
2
2
2
1
1
1
3
4
1

Relative Humidity (%)

93
89
87
86
89
88
88
91
93
93
93
93
88
76
72
67
61
56
52
50
50
59
61
50

Pressure (mb)

1015
1015
1016
1017
1018
1019
1020
1020
1020
1020
1021
1021
1022
1023
1023
1023
1022
1022
1022
1021
1020
1020
1020
1020

Ozone (du)

328
327
328
328
325
323
322
322
322
322
322
324
326
327
328
325
325
325
326
327
326
326
327
328

Monday 29

Waning Gibbous 62%

02:10

10:36

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:42, Set: 19:58, Transit: 12:51. Moon - Rise: 02:10, Set: 10:36. Civil Dark: 20:31 - 05:10. Nautical Dark: 21:11 - 04:29. Astro Dark: 21:55 - 03:44

Total Clouds (% Sky Obscured)

98
97
100
84
98
100
97
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
30
35
35
80
80
53
85
86
97
90
85
86
89
78
85
87
83
86
85
88
94
85
92

Medium Clouds (% Sky Obscured)

63
66
88
69
68
98
93
100
99
96
100
88
99
94
90
72
68
98
100
98
100
100
100
86

High Clouds (% Sky Obscured)

43
94
100
48
68
81
66
100
100
79
100
90
100
100
100
100
63
63
100
97
93
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
2
7
9
9
8
6
7
9
9
6
7
6
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
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
9
12
44
45
45
95
95
95
95
95
95
95
56
66
91
95
92
91
95
95
87

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
1.2
2.1
1.5
2.1
1
1.2
1.5
0
0.3
0.7
1.2
0.5
0.5
0.5
0.9
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
57
57
59
63
62
63
68
67
77
91
94
93
93
90
88
88
87
87
90
91
93
93
95

Pressure (mb)

1020
1019
1020
1019
1019
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

327
327
327
327
328
328
328
327
326
327
329
331
331
332
334
334
334
332
332
333
335
337
341
341

Tuesday 30

Waning Gibbous 50%

02:46

11:55

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:41, Set: 20:00, Transit: 12:51. Moon - Rise: 02:46, Set: 11:55. Civil Dark: 20:32 - 05:08. Nautical Dark: 21:12 - 04:28. Astro Dark: 21:57 - 03:42

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
98
96
94
96
98
97
97
100
97
98
99
98
100
92
92

Low Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
95
92
87
86
79
93
91
89
98
91
89
84
79
73
72
74

Medium Clouds (% Sky Obscured)

100
86
88
70
55
53
71
40
38
40
34
36
28
16
27
27
24
25
19
16
8
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
64
55
50
50
1
0
0
0
0
0
0
0
4
13
47
100
57
5

ISS Passover

Visibility (miles)

3
6
5
7
8
5
6
6
7
6
7
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 (%)

51
33
32
27
6
4
12
3
3
9
3
4
1
2
5
4
8
4
7
4
3
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
98
98
98
94
93
94
91
90
88
85
84
83
80
79
75
73
70
71

Pressure (mb)

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

Ozone (du)

342
343
344
345
346
347
349
352
351
354
354
356
359
364
366
361
358
354
355
354
356
358
359
360

Wednesday 1

Third Quarter 39%

03:14

13:15

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

Sun - Rise: 05:39, Set: 20:01, Transit: 12:51. Moon - Rise: 03:14, Set: 13:15. Civil Dark: 20:33 - 05:07. Nautical Dark: 21:14 - 04:26. Astro Dark: 21:59 - 03:40

Total Clouds (% Sky Obscured)

64
31
36
36
52
71
97
89
57
63
99
71
92
94
99
90
56
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

61
47
46
38
30
28
25
27
30
28
43
52
65
59
55
48
30
15
1
4
3
3
5
5

Medium Clouds (% Sky Obscured)

0
0
0
0
5
10
14
29
46
60
61
56
48
30
15
0
14
28
42
44
45
47
43
63

High Clouds (% Sky Obscured)

25
6
10
12
28
47
96
83
15
12
70
15
19
46
13
14
10
100
100
100
100
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
2
5
10
5
8
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)

2
3
3
3
3
4
4
3
3
4
4
3
3
3
3
4
8
11
12
13
12
12
10
8

Chance of Frost

Temperature (°C)

14
12
11
10
9
9
9
9
8
8
8
9
11
12
14
16
18
19
20
21
20
19
19
17

Feels Like (°C)

13
11
11
10
9
8
7
7
7
8
7
8
10
10
13
15
15
17
16
16
16
15
16
15

Dew Point (°C)

10
10
10
9
8
8
8
8
7
7
7
8
9
9
9
11
11
10
10
11
14
12
11
12

Relative Humidity (%)

80
89
93
93
95
95
96
93
93
93
91
90
90
81
69
72
60
54
52
53
66
62
61
70

Pressure (mb)

1016
1017
1017
1018
1018
1017
1017
1018
1017
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

360
361
362
361
358
358
358
359
357
356
355
354
355
358
359
358
357
354
353
351
348
347
347
347

Thursday 2

Waning Crescent 27%

03:38

14:35

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:38, Set: 20:02, Transit: 12:51. Moon - Rise: 03:38, Set: 14:35. Civil Dark: 20:35 - 05:05. Nautical Dark: 21:15 - 04:24. Astro Dark: 22:01 - 03:38

Total Clouds (% Sky Obscured)

99
99
99
98
93
87
85
89
90
94
98
99
99
99
99
99
95
86
77
82
87
93
91
93

Low Clouds (% Sky Obscured)

2
3
10
12
18
26
36
46
53
59
40
19
1
8
14
20
22
24
27
22
19
18
13
14

Medium Clouds (% Sky Obscured)

69
54
35
2
7
12
17
11
6
0
0
0
0
1
1
2
9
16
22
36
51
67
56
44

High Clouds (% Sky Obscured)

99
99
100
100
98
97
93
95
95
95
97
98
99
99
99
100
86
73
59
51
44
36
50
65

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
4
6

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)

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

Chance of Frost

Temperature (°C)

16
14
13
12
11
10
10
9
9
8
8
8
9
9
11
13
14
16
17
18
18
18
18
17

Feels Like (°C)

14
13
12
11
10
9
8
6
6
6
5
5
6
7
7
8
8
9
10
11
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

79
89
92
87
90
95
95
95
95
95
96
96
90
84
79
72
68
64
60
56
57
58
60
66

Pressure (mb)

1017
1017
1018
1019
1019
1019
1019
1020
1020
1021
1021
1021
1022
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

348
351
354
354
357
357
357
360
361
358
357
357
356
354
353
353
352
351
351
350
350
349
349
348

Friday 3

Waning Crescent 17%

03:59

15:55

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 05:36, Set: 20:03, Transit: 12:50. Moon - Rise: 03:59, Set: 15:55. Civil Dark: 20:36 - 05:04. Nautical Dark: 21:17 - 04:22. Astro Dark: 22:03 - 03:36

Total Clouds (% Sky Obscured)

93
95
98
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)

8
11
15
18
22
25
29
46
59
70
70
70
70
76
72
73
74
72
66
58
45
35
25
24

Medium Clouds (% Sky Obscured)

32
34
36
38
56
72
87
86
87
88
90
91
92
94
97
100
98
96
94
95
97
99
99
100

High Clouds (% Sky Obscured)

79
86
93
100
90
80
71
78
86
94
78
61
45
64
82
100
100
100
100
100
100
100
99
98

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
7
7
8
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 (%)

6
4
1
0
5
14
23
31
36
37
42
47
49
44
39
33
28
24
21
23
24
27
36
41

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
11
11
11
11
11
10
9
8
8
8
8
8
7
8
8
8
8
8
9
9
9
8

Dew Point (°C)

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

Relative Humidity (%)

72
79
79
80
80
81
81
83
85
87
91
93
93
95
93
93
93
92
90
89
89
89
87
90

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

347
345
346
346
346
345
344
342
342
342
341
342
342
342
344
346
347
347
346
346
345
344
343
343

Saturday 4

Waning Crescent 9%

04:19

17:15

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
13 Bad

Sun - Rise: 05:35, Set: 20:05, Transit: 12:50. Moon - Rise: 04:19, Set: 17:15. Civil Dark: 20:37 - 05:02. Nautical Dark: 21:19 - 04:21. Astro Dark: 22:05 - 03:33

Total Clouds (% Sky Obscured)

100
100
100
100
98
95
93
95
98
100
89
79
71
79
87
94
97
99
100

Low Clouds (% Sky Obscured)

24
24
25
25
30
40
40
40
45
45
48
51
53
64
72
77
83
89
94

Medium Clouds (% Sky Obscured)

100
100
100
99
94
88
83
78
74
69
65
58
50
50
53
54
49
50
50

High Clouds (% Sky Obscured)

96
98
99
100
96
89
86
91
95
100
78
60
43
37
29
15
12
6
4

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
Very Light Rain
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

Precipitation Probability (%)

46
56
63
69
81
90
95
95
95
95
89
66
29
25
31
45
49
48
47

Precipitation Amount (mm)

0
0
0.3
0.3
0.5
0.6
0.7
0.8
0.9
1
0.6
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
13
13
13
13
13
13
13
13
14
14
14
13
13
12
11
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
95
93
93
95
93
95
95
96
95
95
93
91
90
86
81
79
77
75

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

343
342
342
341
340
341
341
342
342
343
344
351
358
366
375
384
394
395
396

Forecast for Hemmingford, Montérégie, Canada (45.05,-73.58)

Generated: 28/04/24 19:04:31. Forecast: 28/04/24 to 04/05/24. Timezone: UTC-4.00