Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 16

Waning Crescent 0%

05:48

No Set

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 OK
16 OK
17 Good
18 Good
19 Good

Sun - Rise: 06:04, Set: 19:43, Transit: 12:53. Moon - Rise: 05:48, Set: No Set. Civil Dark: 20:12 - 05:33. Nautical Dark: 20:50 - 04:55. Astro Dark: 21:30 - 04:15

Total Clouds (% Sky Obscured)

57
67
74
80
100
100
100
100
100
100
98
98
100
100
81
78
84
72
49
34
20
15
5
0

Low Clouds (% Sky Obscured)

57
67
74
80
97
84
78
77
91
94
90
93
97
94
74
73
76
62
48
34
20
15
5
0

Medium Clouds (% Sky Obscured)

57
67
74
80
95
94
95
81
42
56
30
40
40
10
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

57
67
74
80
100
100
100
99
86
85
50
2
96
71
9
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
5
2
0
1
2
1
1
3
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
2
12
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
55
71
53
46
60
73
69
45
26
9
2
2
1
1
2
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
10
10
9
8
7
8
7
7
7
7
9
9
10
11
12
14
16
16
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

93
98
98
98
100
98
96
96
96
95
96
95
93
88
81
72
68
67
61
57
56
57
62
70

Pressure (mb)

1006
1007
1007
1007
1008
1008
1009
1009
1009
1010
1012
1013
1014
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017

Ozone (du)

320
321
319
321
321
323
329
330
333
337
336
341
342
336
334
337
338
338
341
344
343
339
337
333

Friday 17

New Moon 3%

06:15

20:27

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

Sun - Rise: 06:02, Set: 19:44, Transit: 12:53. Moon - Rise: 06:15, Set: 20:27. Civil Dark: 20:14 - 05:31. Nautical Dark: 20:51 - 04:53. Astro Dark: 21:32 - 04:12

Total Clouds (% Sky Obscured)

0
1
2
1
1
80
83
85
81
24
20
31
24
30
16
26
71
72
82
88
92
100
93
100

Low Clouds (% Sky Obscured)

0
1
2
1
0
15
22
23
22
24
7
0
0
0
0
0
0
0
0
0
0
2
15
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
23
31
91
90
100

High Clouds (% Sky Obscured)

0
0
0
0
1
50
45
40
46
7
20
31
21
19
13
26
71
72
82
84
87
100
82
98

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
3
4
17
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)

2
1
2
1
2
3
4
4
6
7
8
9
12
16
18
20
21
21
21
21
22
21
20
18

Chance of Frost

Temperature (°C)

13
12
11
10
10
9
8
8
8
8
8
9
12
14
16
17
18
19
19
20
19
18
17
16

Feels Like (°C)

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

Dew Point (°C)

9
8
7
7
7
7
6
6
6
7
7
8
9
10
10
10
10
11
12
12
12
12
12
10

Relative Humidity (%)

75
77
77
78
81
84
87
87
88
91
91
90
83
75
68
63
61
59
60
61
64
68
70
68

Pressure (mb)

1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1015
1014
1013
1012
1012
1011
1009
1008
1007
1007
1007

Ozone (du)

333
329
329
332
335
338
340
342
342
341
341
338
333
334
334
334
334
332
329
329
330
330
330
331

Saturday 18

Waxing Crescent 8%

06:50

21:52

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
19 Bad

Sun - Rise: 06:00, Set: 19:45, Transit: 12:53. Moon - Rise: 06:50, Set: 21:52. Civil Dark: 20:15 - 05:29. Nautical Dark: 20:53 - 04:51. Astro Dark: 21:34 - 04:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
98
93
90
84
85
86
88

Low Clouds (% Sky Obscured)

20
57
70
78
100
100
100
47
59
73
100
100
100
92
100
62
89
59
59
57
64
67
71
77

Medium Clouds (% Sky Obscured)

100
100
63
88
100
100
100
100
100
100
100
100
100
99
98
98
81
94
81
68
55
61
72
44

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
94
100
100
100
80
80
80
80
57
55
35
25
5

ISS Passover

Visibility (miles)

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

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
Light Rain
None
None
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 (%)

23
40
78
54
53
84
95
95
95
95
95
95
95
87
56
38
44
34
28
41
43
32
40
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
19
18
15
12
12
10
12
14
12
10
11
10
9
6
7
9
11
12
13
14
13
12
12

Chance of Frost

Temperature (°C)

15
14
13
12
12
12
12
11
8
7
6
5
4
4
4
5
6
7
8
8
8
7
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
75
75
79
79
81
89
91
88
88
87
86
85
85
86
82
75
70
68
64
63
64
64
64

Pressure (mb)

1006
1006
1006
1006
1005
1005
1005
1006
1007
1008
1008
1009
1010
1011
1011
1010
1011
1010
1010
1010
1009
1010
1010
1011

Ozone (du)

332
330
331
329
329
328
328
328
329
327
327
328
329
328
329
328
329
331
333
336
333
338
344
351

Sunday 19

Waxing Crescent 16%

07:35

23:15

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

Sun - Rise: 05:59, Set: 19:46, Transit: 12:53. Moon - Rise: 07:35, Set: 23:15. Civil Dark: 20:16 - 05:28. Nautical Dark: 20:54 - 04:49. Astro Dark: 21:35 - 04:08

Total Clouds (% Sky Obscured)

86
84
81
76
63
56
66
68
65
66
61
37
19
21
98
98
94
92
85
82
79
68
47
15

Low Clouds (% Sky Obscured)

73
74
76
73
58
49
65
68
65
66
61
9
7
14
98
96
94
92
85
82
79
68
47
15

Medium Clouds (% Sky Obscured)

42
65
62
52
19
14
9
6
2
42
35
16
3
2
2
2
3
4
3
3
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
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 (%)

31
23
20
21
8
3
5
9
4
4
3
1
5
7
7
10
11
6
3
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
11
11
10
10
9
9
8
8
8
9
10
11
11
12
12
12
12
12
11
10
10
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-0
-2
-3
-3
-4
-4
-5
-5
-6
-6
-6
-7
-8
-9
-10
-11
-10
-9
-9
-10
-11
-12
-11
-11

Relative Humidity (%)

70
62
64
64
64
71
66
66
67
67
70
66
56
48
41
37
40
40
41
38
31
31
34
37

Pressure (mb)

1011
1012
1014
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1026
1026

Ozone (du)

367
377
388
400
403
405
407
412
416
422
427
424
422
422
423
424
429
440
447
452
456
462
471
474

Monday 20

Waxing Crescent 26%

08:34

00:31

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Bad
05 OK
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

Sun - Rise: 05:57, Set: 19:48, Transit: 12:52. Moon - Rise: 08:34, Set: 00:31. Civil Dark: 20:18 - 05:26. Nautical Dark: 20:56 - 04:47. Astro Dark: 21:37 - 04:06

Total Clouds (% Sky Obscured)

9
5
5
3
1
3
15
8
68
35
80
85
90
98
100
99
99
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

9
5
5
3
1
0
0
0
0
0
0
0
0
0
0
4
8
14
23
35
51
60
68
75

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
3
29
21
64
72
78
82
79
73
70
68
66
69
81
89
95

High Clouds (% Sky Obscured)

0
0
0
0
0
1
6
3
67
7
75
84
90
98
100
99
99
98
85
73
61
46
35
24

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
8
10
19
22
26
39
53
65

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
0.2

Wind Speed/Direction (mph)

4
4
3
4
3
3
4
3
4
5
6
7
9
11
14
16
16
16
16
15
14
14
11
8

Chance of Frost

Temperature (°C)

1
-0
-1
-1
-1
-1
-2
-2
-2
-2
-2
-0
2
3
5
6
7
8
9
9
9
9
9
8

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-9
-8
-8
-8
-8
-8
-6
-6
-4
-4
-4
-2
-1
0

Relative Humidity (%)

44
47
48
52
53
51
50
48
48
50
57
55
49
45
41
37
38
37
38
39
41
44
51
58

Pressure (mb)

1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1025
1024
1023
1021
1019
1018
1016
1014
1013
1012
1012

Ozone (du)

476
469
460
447
429
417
416
412
410
407
409
411
411
408
406
404
399
395
391
390
389
388
386
384

Tuesday 21

Waxing Crescent 37%

09:46

01:32

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

Sun - Rise: 05:55, Set: 19:49, Transit: 12:52. Moon - Rise: 09:46, Set: 01:32. Civil Dark: 20:19 - 05:24. Nautical Dark: 20:57 - 04:45. Astro Dark: 21:39 - 04:03

Total Clouds (% Sky Obscured)

100
100
100
89
80
80
64
52
37
33
26
17
39
56
72
68
64
63
72
81
88
91
94
97

Low Clouds (% Sky Obscured)

83
92
100
83
66
50
47
37
16
17
20
17
39
56
65
58
50
43
40
36
30
18
9
2

Medium Clouds (% Sky Obscured)

93
91
89
64
43
21
17
9
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

47
74
98
89
80
76
57
24
12
7
1
0
0
0
0
0
0
0
3
3
0
9
14
24

ISS Passover

Visibility (miles)

8
7
6
5
7
8
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

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

Precipitation Probability (%)

76
81
81
82
75
55
38
22
1
2
1
0
3
5
6
7
7
2
6
4
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
8
9
7
6
5
4
3
2
3
3
3
4
5
5
7
8
10
10
10
10
9
7

Feels Like (°C)

2
1
3
5
5
5
6
2
2
2
1
1
0
2
1
1
1
1
1
6
6
6
7
6

Dew Point (°C)

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

Relative Humidity (%)

66
74
81
88
90
91
93
93
91
93
89
88
85
80
75
71
63
55
50
49
49
48
55
62

Pressure (mb)

1012
1012
1012
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1021
1021
1022
1022
1021
1021
1021
1021
1021
1021
1022

Ozone (du)

383
383
384
384
387
389
392
396
400
404
406
408
409
407
404
401
399
396
394
393
392
391
391
391

Wednesday 22

Waxing Crescent 49%

11:03

02:19

20 Bad
21 Bad
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

Sun - Rise: 05:54, Set: 19:50, Transit: 12:52. Moon - Rise: 11:03, Set: 02:19. Civil Dark: 20:20 - 05:22. Nautical Dark: 20:59 - 04:43. Astro Dark: 21:41 - 04:01

Total Clouds (% Sky Obscured)

98
64
40
93
100
100
100
99
92
81
87
99
99
99
99
94
89
84

Low Clouds (% Sky Obscured)

2
1
1
1
0
0
0
0
0
2
5
9
18
26
35
31
29
23

Medium Clouds (% Sky Obscured)

10
17
18
26
26
22
34
43
51
53
57
62
74
86
98
78
55
26

High Clouds (% Sky Obscured)

29
39
40
73
86
99
81
51
55
69
87
94
95
94
94
85
76
68

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
5
5
5
4
4
3
3
3
3
4
5
6
8
10
12
13
14

Feels Like (°C)

7
1
2
2
3
2
2
1
0
0
-0
0
-0
5
5
6
6
7

Dew Point (°C)

1
0
0
-0
-0
-0
-0
-0
-1
-1
-0
0
0
1
1
2
1
1

Relative Humidity (%)

68
70
71
71
73
75
77
79
79
80
75
70
64
59
53
48
45
41

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1022

Ozone (du)

391
392
392
393
393
393
392
393
394
394
395
396
397
397
397
398
396
393

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

Generated: 16/04/26 20:57:52. Forecast: 16/04/26 to 22/04/26. Timezone: UTC-4.00