Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 22

Waxing Gibbous 77%

16:59

00:58

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

Sun - Rise: 06:06, Set: 19:48, Transit: 12:56. Moon - Rise: 16:59, Set: 00:58. Civil Dark: 20:19 - 05:35. Nautical Dark: 20:57 - 04:57. Astro Dark: 21:38 - 04:17

Total Clouds (% Sky Obscured)

35
39
43
67
57
62
44
22
35
39
27
46
35
38
45
40
36
52
36
79
92
94
100
99

Low Clouds (% Sky Obscured)

0
10
25
0
2
2
0
0
0
0
0
0
0
0
0
0
17
0
5
11
34
67
44
28

Medium Clouds (% Sky Obscured)

35
30
23
33
35
30
16
13
14
3
0
12
16
9
0
1
3
7
14
33
85
86
100
99

High Clouds (% Sky Obscured)

8
4
0
0
1
12
22
2
18
35
27
46
21
33
45
40
26
49
18
43
56
53
100
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
3
7

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
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
4
21
36
63
79
78

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
25
25
25
26
25
23
21
20
19
19
18
17
17
17
17
16
16
17
19
21
22
22
22

Feels Like (°C)

24
24
25
24
26
26
23
22
21
20
18
17
17
16
15
15
14
15
15
18
19
21
22
22

Dew Point (°C)

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

Relative Humidity (%)

51
48
52
63
58
63
67
72
74
73
73
73
72
73
74
77
78
78
79
78
76
83
94
91

Pressure (mb)

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

Ozone (du)

327
324
324
323
322
323
324
323
322
323
323
324
322
322
322
322
320
320
321
319
318
320
318
316

Sunday 23

Waxing Gibbous 84%

17:42

01:59

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

Sun - Rise: 06:07, Set: 19:46, Transit: 12:56. Moon - Rise: 17:42, Set: 01:59. Civil Dark: 20:17 - 05:37. Nautical Dark: 20:55 - 04:59. Astro Dark: 21:36 - 04:18

Total Clouds (% Sky Obscured)

98
73
78
87
39
26
23
32
29
35
29
31
17
3
23
18
0
0
0
8
59
71
47
55

Low Clouds (% Sky Obscured)

37
39
68
46
27
26
23
32
29
35
29
31
16
1
23
18
0
0
0
3
43
45
40
45

Medium Clouds (% Sky Obscured)

88
44
34
34
24
0
0
0
0
0
0
2
2
0
0
0
0
0
0
2
15
24
13
18

High Clouds (% Sky Obscured)

50
0
0
0
0
0
0
0
1
0
0
0
0
2
0
0
0
0
0
0
0
10
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
2
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

48
36
32
39
31
36
43
38
35
28
21
8
5
0
0
1
0
2
3
15
42
62
63
64

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
9
10
11
10
11
10
7
7
6
5
4
4
4
3
3
3
3
3
2
4
6
6
7

Chance of Frost

Temperature (°C)

21
22
23
23
23
22
21
20
19
18
17
16
15
14
14
13
13
12
13
17
19
20
21
22

Feels Like (°C)

21
21
22
22
21
23
22
21
20
20
19
17
16
16
15
15
15
15
15
19
21
21
22
23

Dew Point (°C)

20
18
17
18
18
19
19
19
18
17
16
15
13
12
12
12
11
11
12
15
16
16
17
18

Relative Humidity (%)

89
75
69
71
75
79
84
93
95
96
96
93
90
89
90
90
90
90
92
87
80
77
79
75

Pressure (mb)

1009
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

318
321
321
323
322
323
325
324
324
325
325
325
329
332
338
344
343
340
338
336
338
339
340
344

Monday 24

Waxing Gibbous 91%

18:17

03:05

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: 06:09, Set: 19:45, Transit: 12:56. Moon - Rise: 18:17, Set: 03:05. Civil Dark: 20:15 - 05:38. Nautical Dark: 20:53 - 05:00. Astro Dark: 21:33 - 04:20

Total Clouds (% Sky Obscured)

56
100
100
81
100
100
51
77
100
100
100
100
99
100
100
100
100
99
95
93
92
90
85
80

Low Clouds (% Sky Obscured)

40
66
45
28
20
20
40
29
51
85
86
90
95
100
91
95
96
96
93
87
87
84
81
78

Medium Clouds (% Sky Obscured)

22
72
57
46
97
100
48
45
52
98
99
100
96
54
47
51
52
69
74
47
38
46
36
29

High Clouds (% Sky Obscured)

1
98
44
2
55
43
5
44
100
41
34
17
0
1
34
0
2
7
3
0
0
0
0
2

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

64
70
58
67
71
74
80
78
75
59
92
95
95
70
41
22
46
41
42
39
41
42
36
37

Precipitation Amount (mm)

0.3
0.4
0.2
0.5
0.6
0.5
0.6
0.4
0.5
0
0.9
1.4
1.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
23
21
21
19
18
16
16
16
16
16
16
16
15
16
15
15
15
16
16
17
17
18

Feels Like (°C)

23
24
23
22
22
19
17
18
16
15
16
16
15
15
15
14
13
14
13
14
15
16
15
16

Dew Point (°C)

18
18
19
18
17
16
15
15
14
14
15
15
15
15
14
14
14
14
14
14
15
16
16
16

Relative Humidity (%)

75
70
79
82
77
84
86
90
89
90
90
93
98
96
93
92
93
93
93
92
90
92
89
90

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1011
1011
1011
1011

Ozone (du)

348
353
357
358
355
352
348
343
339
337
337
337
339
339
336
332
333
336
340
344
345
343
340
341

Tuesday 25

Waxing Gibbous 96%

18:45

04:14

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

Sun - Rise: 06:10, Set: 19:43, Transit: 12:55. Moon - Rise: 18:45, Set: 04:14. Civil Dark: 20:14 - 05:39. Nautical Dark: 20:51 - 05:02. Astro Dark: 21:31 - 04:22

Total Clouds (% Sky Obscured)

76
82
87
92
74
66
63
60
53
48
45
42
41
38
39
40
43
51
61
54
53
54
63
65

Low Clouds (% Sky Obscured)

74
72
67
58
37
22
16
16
12
12
7
11
11
7
14
20
23
28
36
27
25
23
22
18

Medium Clouds (% Sky Obscured)

26
22
20
20
14
8
0
1
2
2
8
15
19
14
8
2
6
9
11
16
19
22
25
32

High Clouds (% Sky Obscured)

1
22
45
68
57
53
42
41
32
24
19
15
10
7
3
0
0
1
10
2
0
0
2
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 (%)

31
53
65
71
69
54
25
21
15
2
4
4
2
2
2
0
1
1
0
3
4
1
1
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)

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

Chance of Frost

Temperature (°C)

19
20
20
20
20
19
18
17
16
16
15
15
15
15
15
14
14
14
15
16
18
19
21
21

Feels Like (°C)

17
17
18
18
18
18
18
16
16
15
15
14
14
15
14
14
14
14
15
16
18
19
20
21

Dew Point (°C)

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

Relative Humidity (%)

86
85
77
71
70
73
77
81
82
80
79
79
77
82
87
89
90
92
89
81
72
66
61
58

Pressure (mb)

1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

343
342
343
343
339
338
339
341
341
342
343
343
343
343
342
341
340
340
339
337
334
332
332
330

Wednesday 26

Waxing Gibbous 99%

19:09

05:24

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

Sun - Rise: 06:11, Set: 19:41, Transit: 12:55. Moon - Rise: 19:09, Set: 05:24. Civil Dark: 20:12 - 05:40. Nautical Dark: 20:49 - 05:03. Astro Dark: 21:29 - 04:24

Total Clouds (% Sky Obscured)

62
66
67
59
50
37
29
37
68
70
69
69
44
61
67
73
62
49
36
38
49
59
56
52

Low Clouds (% Sky Obscured)

12
22
20
19
19
9
0
8
14
18
18
12
12
22
23
25
20
17
16
25
33
40
32
25

Medium Clouds (% Sky Obscured)

32
30
25
23
19
18
17
12
8
2
1
1
0
2
5
7
20
37
36
38
20
4
12
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
4
30
25
30
33
14
25
40
55
44
32
24
33
39
42
36
32

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
7

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
7
5
4
2
3
4
4
4
4
4
4
5
5
6
6
7
8
9
11
10

Chance of Frost

Temperature (°C)

22
23
23
23
23
22
20
18
17
15
14
14
14
14
15
15
15
16
17
18
20
22
24
25

Feels Like (°C)

22
23
23
23
24
23
22
21
18
15
14
14
13
14
15
15
15
16
16
16
18
18
19
19

Dew Point (°C)

13
13
13
13
15
15
16
15
14
13
12
12
12
12
13
13
13
13
14
14
15
15
16
16

Relative Humidity (%)

56
54
52
54
58
67
77
83
86
87
87
87
87
90
89
89
87
83
81
77
70
64
59
58

Pressure (mb)

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

Ozone (du)

328
326
323
321
321
321
319
317
316
315
313
311
308
308
306
305
304
305
306
306
306
305
304
305

Thursday 27

Waxing Gibbous 100%

19:29

06:33

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: 06:12, Set: 19:39, Transit: 12:55. Moon - Rise: 19:29, Set: 06:33. Civil Dark: 20:10 - 05:42. Nautical Dark: 20:47 - 05:05. Astro Dark: 21:27 - 04:25

Total Clouds (% Sky Obscured)

50
51
49
47
62
81
100
93
84
76
85
93
100
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

20
30
36
43
34
26
13
18
20
22
41
62
83
63
42
24
39
53
67
70
74
78
76
72

Medium Clouds (% Sky Obscured)

27
33
40
46
45
45
47
49
50
50
53
55
64
68
69
68
70
73
72
66
63
57
48
37

High Clouds (% Sky Obscured)

38
40
37
24
46
73
100
72
40
10
46
72
93
90
89
86
92
96
100
94
89
79
69
51

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

10
24
36
47
47
40
29
33
33
22
47
50
37
40
40
41
58
72
86
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
1
1.3
1.6
1.1
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
27
27
27
26
25
24
23
23
22
22
22
21
21
20
20
19
19
20
20
20
21
21
22

Feels Like (°C)

20
21
28
28
28
27
26
25
24
23
23
23
23
23
21
20
19
19
19
20
19
20
21
20

Dew Point (°C)

17
18
20
21
23
22
21
20
20
19
18
18
18
17
18
18
18
18
19
19
20
20
20
20

Relative Humidity (%)

57
57
65
72
83
84
84
85
83
79
78
77
79
79
84
89
93
93
93
96
95
95
95
85

Pressure (mb)

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

Ozone (du)

305
305
305
305
305
305
305
305
304
304
304
304
305
305
306
306
306
307
308
309
310
310
311
313

Friday 28

Full Moon 99%

19:47

07:44

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: 06:13, Set: 19:37, Transit: 12:54. Moon - Rise: 19:47, Set: 07:44. Civil Dark: 20:08 - 05:43. Nautical Dark: 20:45 - 05:06. Astro Dark: 21:24 - 04:27

Total Clouds (% Sky Obscured)

90
89
92
94
75
58
41
48
53
60
73
86
100
94
88
82
76
71
61

Low Clouds (% Sky Obscured)

68
67
67
63
53
46
40
46
52
59
72
86
99
92
85
78
76
71
61

Medium Clouds (% Sky Obscured)

23
24
24
24
15
8
2
1
1
0
8
16
27
19
11
4
2
1
0

High Clouds (% Sky Obscured)

30
30
40
40
37
22
3
3
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
6
6
6
5
7
8
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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
89
76
60
42
19
23
23
22
19
15
10
9
9
2

Precipitation Amount (mm)

1.1
0.7
0.6
1.1
0.8
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
24
24
23
23
22
20
19
18
18
17
17
17
17
16
14
13
13
13

Feels Like (°C)

19
18
27
26
25
26
26
26
18
18
18
17
16
16
14
13
13
13
13

Dew Point (°C)

19
18
19
19
20
19
18
18
17
16
16
15
14
14
14
13
12
11
11

Relative Humidity (%)

78
71
74
78
81
85
88
93
92
92
90
87
86
85
87
90
93
89
84

Pressure (mb)

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

Ozone (du)

315
317
315
313
311
311
312
313
313
313
314
314
314
314
318
322
326
330
334

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

Generated: 22/08/26 13:51:26. Forecast: 22/08/26 to 28/08/26. Timezone: UTC-4.00