Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

First Quarter 55%

13:53

23:34

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:13, Set: 20:27, Transit: 12:50. Moon - Rise: 13:53, Set: 23:34. Civil Dark: 21:03 - 04:38. Nautical Dark: 21:51 - 03:51. Astro Dark: 22:50 - 02:53

Total Clouds (% Sky Obscured)

100
95
100
71
66
81
96
67
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
81

Low Clouds (% Sky Obscured)

13
0
0
0
0
0
2
0
18
40
55
67
43
74
36
30
44
60
52
63
67
55
80
44

Medium Clouds (% Sky Obscured)

91
86
85
28
35
15
5
6
24
32
43
100
81
94
94
100
99
97
93
100
95
80
51
67

High Clouds (% Sky Obscured)

79
95
100
65
63
76
93
67
100
100
100
100
100
100
100
100
89
100
100
100
100
100
65
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
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

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

Precipitation Probability (%)

0
1
0
0
0
0
0
0
0
3
18
37
36
32
24
21
45
29
43
50
95
61
82
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0
0.6
0.2

Wind Speed/Direction (mph)

0
1
2
8
9
11
12
13
13
13
14
14
13
12
14
16
17
16
17
16
15
16
15
13

Chance of Frost

Temperature (°C)

15
16
17
18
20
22
24
25
26
27
27
25
22
21
21
21
20
19
18
18
18
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
82
82
76
68
60
58
53
51
50
50
57
63
83
80
73
72
90
90
92
93
92
93
96

Pressure (mb)

1011
1011
1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1003
1002
1001
1000
1000

Ozone (du)

335
343
350
343
339
338
336
336
338
343
341
337
336
336
336
335
335
338
337
338
339
342
351
356

Wednesday 22

Waxing Gibbous 65%

15:02

23:58

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

Sun - Rise: 05:15, Set: 20:26, Transit: 12:50. Moon - Rise: 15:02, Set: 23:58. Civil Dark: 21:02 - 04:40. Nautical Dark: 21:49 - 03:53. Astro Dark: 22:48 - 02:55

Total Clouds (% Sky Obscured)

92
59
76
93
87
92
79
59
76
67
75
73
57
37
99
98
100
87
93
87
89
90
89
95

Low Clouds (% Sky Obscured)

63
49
70
88
76
54
66
59
66
55
64
35
50
35
49
61
97
87
73
61
69
68
72
82

Medium Clouds (% Sky Obscured)

83
56
57
33
35
30
34
23
21
24
0
47
20
23
63
65
70
50
33
30
18
22
14
32

High Clouds (% Sky Obscured)

3
2
4
25
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

61
53
40
27
66
63
75
80
56
32
12
22
16
4
3
7
13
19
17
7
6
5
5
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
17
18
18
20
21
21
20
21
19
19
17
16
16
15
13
11
11
10
9
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
93
89
89
88
85
87
76
69
74
70
73
76
67
66
67
73
76
76
77
76
76

Pressure (mb)

1000
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1003
1004
1005
1006
1006
1007
1008
1008
1009
1009
1009
1009
1010

Ozone (du)

358
359
361
358
358
359
363
365
364
366
364
364
361
361
363
366
366
366
363
361
360
360
363
365

Thursday 23

Waxing Gibbous 74%

16:09

00:28

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

Sun - Rise: 05:16, Set: 20:25, Transit: 12:50. Moon - Rise: 16:09, Set: 00:28. Civil Dark: 21:01 - 04:41. Nautical Dark: 21:48 - 03:54. Astro Dark: 22:45 - 02:57

Total Clouds (% Sky Obscured)

95
100
99
96
97
99
96
78
72
63
71
41
84
90
11
3
2
0
0
2
2
3
23
60

Low Clouds (% Sky Obscured)

86
87
98
90
95
97
90
78
59
48
40
36
22
10
0
0
0
0
0
0
0
0
2
10

Medium Clouds (% Sky Obscured)

46
70
50
55
58
76
38
28
29
15
0
0
0
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
0
0
0
81
4
4
19
19
46
34
83
87
9
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 (%)

10
15
27
32
35
17
1
12
4
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)

12
13
14
14
15
15
13
12
15
14
13
12
12
10
7
6
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
7
7
7
8
10
12
14
16
18
19
18
17
17
15
14
14
15
14
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

79
77
76
75
87
90
90
82
64
56
54
57
60
66
70
77
79
83
87
89
92
92
93
92

Pressure (mb)

1010
1010
1011
1012
1013
1013
1014
1015
1014
1014
1015
1015
1015
1016
1016
1017
1018
1018
1019
1019
1019
1020
1020
1020

Ozone (du)

373
386
389
384
373
367
358
353
354
354
354
355
354
356
363
364
369
370
370
368
364
364
364
364

Friday 24

Waxing Gibbous 82%

17:13

01:06

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

Sun - Rise: 05:17, Set: 20:24, Transit: 12:50. Moon - Rise: 17:13, Set: 01:06. Civil Dark: 21:00 - 04:42. Nautical Dark: 21:46 - 03:56. Astro Dark: 22:43 - 03:00

Total Clouds (% Sky Obscured)

5
60
51
44
59
61
31
40
26
22
26
32
52
64
77
66
57
20
21
29
37
49
57
67

Low Clouds (% Sky Obscured)

1
10
8
15
23
32
26
23
21
18
14
11
7
4
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
4
2
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
1
11
12
10
24
32
52
64
77
66
57
20
18
29
37
42
52
62

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
1
1
1
1
1
0
3
4
4
3
2
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)

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

Chance of Frost

Temperature (°C)

14
15
16
18
20
21
22
23
24
25
25
25
25
24
22
20
19
18
17
16
15
14
14
13

Feels Like (°C)

12
15
15
18
19
20
20
23
23
25
26
26
25
23
22
20
18
17
17
16
15
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

86
90
85
78
70
74
75
61
58
53
54
59
62
67
75
79
78
77
77
79
78
79
82
84

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020

Ozone (du)

360
358
359
358
359
359
360
358
356
355
354
354
353
354
355
354
352
349
346
348
351
352
355
352

Saturday 25

Waxing Gibbous 89%

18:11

01:53

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

Sun - Rise: 05:18, Set: 20:23, Transit: 12:50. Moon - Rise: 18:11, Set: 01:53. Civil Dark: 20:58 - 04:43. Nautical Dark: 21:45 - 03:58. Astro Dark: 22:41 - 03:02

Total Clouds (% Sky Obscured)

71
75
81
83
80
77
74
63
63
62
58
35
28
20
15
28
40
52
54
57
63
76
88
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
9
18
28
18
9
0
0
0
0
3
7
13
6
2
0
2
3
5

Medium Clouds (% Sky Obscured)

7
14
21
27
31
30
30
24
20
17
15
17
15
9
6
9
11
13
15
18
25
27
25
22

High Clouds (% Sky Obscured)

61
70
71
65
62
55
39
19
2
1
0
1
0
1
1
9
16
22
31
32
37
58
78
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
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)

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

Chance of Frost

Temperature (°C)

13
14
17
19
21
23
24
25
26
27
26
26
26
25
24
22
20
19
18
17
16
15
15
14

Feels Like (°C)

14
15
19
21
23
25
27
27
28
28
28
28
29
29
28
25
24
24
22
21
21
21
15
15

Dew Point (°C)

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

Relative Humidity (%)

87
86
82
75
67
61
57
55
55
58
66
60
62
70
78
76
80
81
83
85
87
89
90
92

Pressure (mb)

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

Ozone (du)

347
345
344
342
339
339
338
337
337
336
336
336
335
334
334
335
334
334
333
331
329
327
326
326

Sunday 26

Waxing Gibbous 94%

19:00

02:50

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

Sun - Rise: 05:19, Set: 20:22, Transit: 12:50. Moon - Rise: 19:00, Set: 02:50. Civil Dark: 20:57 - 04:45. Nautical Dark: 21:43 - 03:59. Astro Dark: 22:39 - 03:04

Total Clouds (% Sky Obscured)

98
96
95
92
84
78
79
83
90
93
97
100
86
72
59
39
20
0
11
20
28
24
20
17

Low Clouds (% Sky Obscured)

3
1
0
0
0
0
11
21
32
21
11
0
0
0
6
6
4
0
9
19
28
24
20
17

Medium Clouds (% Sky Obscured)

22
24
10
3
3
3
7
7
20
18
19
25
19
12
1
1
1
0
0
0
0
1
1
2

High Clouds (% Sky Obscured)

83
67
35
30
35
43
32
28
25
45
66
86
73
56
40
26
13
0
6
10
13
10
6
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
4
7
11
11
9
7
4
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)

4
4
4
3
3
2
2
2
4
5
4
3
3
1
1
2
2
3
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
14
21
21
22
23
24
24
28
27
27
27
28
28
23
22
22
22
21
21
17
17

Dew Point (°C)

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

Relative Humidity (%)

93
86
79
75
71
67
64
63
61
59
61
63
66
71
75
80
84
86
90
90
90
89
90
90

Pressure (mb)

1014
1014
1014
1014
1014
1013
1013
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1010
1009
1009
1009
1009
1009

Ozone (du)

326
326
326
326
325
325
325
325
326
326
329
332
335
337
339
341
342
342
342
341
341
340
337
334

Monday 27

Waxing Gibbous 98%

19:40

03:55

05 OK
06 Good
07 Good
08 Good
09 OK
10 OK
11 Bad
12 Bad
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 Bad

Sun - Rise: 05:20, Set: 20:20, Transit: 12:50. Moon - Rise: 19:40, Set: 03:55. Civil Dark: 20:56 - 04:46. Nautical Dark: 21:41 - 04:01. Astro Dark: 22:36 - 03:06

Total Clouds (% Sky Obscured)

14
9
3
12
21
29
36
42
50
48
47
46
38
31
25
32
41
53
43
30
21

Low Clouds (% Sky Obscured)

14
8
0
0
0
0
11
22
33
35
37
39
35
30
25
17
9
0
6
12
18

Medium Clouds (% Sky Obscured)

2
2
2
8
14
22
33
38
42
28
16
7
5
3
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

4
5
3
4
3
2
2
2
2
1
0
0
0
1
1
12
27
46
33
21
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7

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
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
2
2
19
22
13
16
21
17
18
23
25
22
28
26
29
34
37

Precipitation Amount (mm)

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)

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

Chance of Frost

Temperature (°C)

14
16
18
21
22
24
26
27
27
28
27
27
27
25
24
23
22
20
19
18
18

Feels Like (°C)

17
17
18
18
24
25
26
26
27
27
31
30
29
29
29
28
23
23
23
23
23

Dew Point (°C)

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

Relative Humidity (%)

92
87
85
81
73
68
62
59
56
54
59
66
71
75
79
85
88
89
92
93
95

Pressure (mb)

1009
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006
1005

Ozone (du)

330
330
329
329
329
329
329
329
328
328
330
332
333
333
332
332
330
329
327
327
327

Forecast for Sainte-Marie, Chaudière-Appalaches, Canada (46.41,-71.06)

Generated: 21/07/26 05:33:29. Forecast: 21/07/26 to 27/07/26. Timezone: UTC-4.00