Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 37%

11:02

02:28

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 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good

Sun - Rise: 05:55, Set: 19:55, Transit: 12:56. Moon - Rise: 11:02, Set: 02:28. Civil Dark: 20:27 - 05:23. Nautical Dark: 21:07 - 04:43. Astro Dark: 21:51 - 03:59

Total Clouds (% Sky Obscured)

96
100
96
90
100
77
76
75
63
82
68
57
35
12
2
5
10
10
10
8
1
1
1
1

Low Clouds (% Sky Obscured)

66
46
37
36
13
29
63
16
10
39
54
48
10
1
2
5
10
10
10
8
1
1
1
1

Medium Clouds (% Sky Obscured)

90
48
39
53
96
41
34
42
63
79
61
57
18
7
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
41
9
0
0
0
0
1
0
0
3
2
5
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
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
19
21
20
11
0
5
3
10
0
0
0
0
2
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)

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

Chance of Frost

Temperature (°C)

11
12
12
12
11
10
10
7
6
5
4
3
3
2
1
1
1
-0
1
2
3
5
6
7

Feels Like (°C)

9
9
8
10
10
9
9
5
3
2
2
0
-1
-1
-1
-1
-4
-5
-4
-3
-1
2
2
3

Dew Point (°C)

3
4
5
7
7
7
7
5
5
3
2
2
2
2
1
1
-2
-3
-3
-2
-2
-3
-4
-4

Relative Humidity (%)

57
61
63
73
75
78
81
87
91
89
89
93
94
96
98
96
86
84
80
74
67
58
51
47

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1016
1016

Ozone (du)

399
400
405
409
412
413
415
416
416
412
405
403
401
399
397
396
394
393
392
391
391
391
391
391

Thursday 23

First Quarter 49%

12:22

03:01

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

Sun - Rise: 05:54, Set: 19:56, Transit: 12:56. Moon - Rise: 12:22, Set: 03:01. Civil Dark: 20:29 - 05:21. Nautical Dark: 21:09 - 04:41. Astro Dark: 21:53 - 03:57

Total Clouds (% Sky Obscured)

1
0
0
1
12
17
1
1
14
2
1
4
1
1
1
1
2
2
2
2
1
2
1
9

Low Clouds (% Sky Obscured)

1
0
0
1
6
4
1
0
0
0
0
1
1
0
0
1
1
1
1
1
1
1
1
8

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
1
3
17
1
0
8
2
1
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
41
40
40
41
46
52
62
66
73
78
83
84
86
89
89
91
91
82
69
57
48
39
36

Pressure (mb)

1016
1015
1015
1014
1014
1014
1015
1016
1016
1016
1016
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014

Ozone (du)

393
393
393
393
391
391
392
392
393
394
395
399
402
405
409
411
410
420
416
407
392
379
373
371

Friday 24

Waxing Gibbous 60%

No Rise

03:27

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

Sun - Rise: 05:52, Set: 19:58, Transit: 12:56. Moon - Rise: No Rise, Set: 03:27. Civil Dark: 20:30 - 05:20. Nautical Dark: 21:10 - 04:39. Astro Dark: 21:55 - 03:54

Total Clouds (% Sky Obscured)

1
1
1
8
17
22
16
46
37
3
0
1
1
2
9
11
13
42
38
45
47
57
69
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
3
23
22
0
0
0
0
0
9
11
13
9
4
6
8
10
16
23

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
5
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
30
40
40
45
67
83

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

Chance of Frost

Temperature (°C)

9
10
10
10
10
9
8
5
3
3
3
2
2
1
-0
0
1
1
2
4
6
7
9
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
34
34
35
36
38
53
65
72
76
77
79
81
83
84
84
86
86
76
62
56
51
46
44

Pressure (mb)

1014
1013
1013
1013
1013
1014
1014
1016
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

370
368
366
366
366
365
364
367
370
373
377
375
371
366
364
360
359
359
358
360
360
360
359
359

Saturday 25

Waxing Gibbous 71%

13:38

03:47

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: 05:50, Set: 19:59, Transit: 12:55. Moon - Rise: 13:38, Set: 03:47. Civil Dark: 20:32 - 05:18. Nautical Dark: 21:12 - 04:37. Astro Dark: 21:57 - 03:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
99
86
54
94
72
99
100
100
100
100
97
95
92
91
92
94
91
88

Low Clouds (% Sky Obscured)

34
29
25
22
17
10
8
4
2
1
3
0
88
95
95
95
95
95
85
84
85
90
86
79

Medium Clouds (% Sky Obscured)

25
35
45
55
66
76
68
79
53
91
71
96
97
98
93
50
31
20
48
80
71
68
74
76

High Clouds (% Sky Obscured)

100
100
100
100
99
97
95
51
42
36
50
63
75
80
90
86
76
65
71
54
45
35
10
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
5
4
5

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
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
4
22
36
20
11
4
14
0
14
60
83
79
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
41
42
44
46
56
67
77
82
85
83
86
83
85
88
86
88
88
88
86
88
93
94
94

Pressure (mb)

1014
1014
1014
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1019
1019

Ozone (du)

361
365
368
369
372
380
389
394
396
399
401
404
407
408
409
414
417
419
418
416
415
416
416
414

Sunday 26

Waxing Gibbous 80%

14:51

04:04

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: 05:49, Set: 20:00, Transit: 12:55. Moon - Rise: 14:51, Set: 04:04. Civil Dark: 20:33 - 05:16. Nautical Dark: 21:14 - 04:35. Astro Dark: 21:59 - 03:50

Total Clouds (% Sky Obscured)

84
90
95
99
99
99
99
97
96
96
97
99
100
100
100
100
100
100
98
97
94
86
77
80

Low Clouds (% Sky Obscured)

66
65
52
52
53
55
62
56
52
50
41
35
25
0
0
0
20
40
59
65
70
75
68
61

Medium Clouds (% Sky Obscured)

79
61
48
46
40
43
47
42
31
27
19
10
0
7
11
14
16
20
25
19
11
0
16
32

High Clouds (% Sky Obscured)

1
10
3
0
5
8
11
8
5
1
19
28
38
10
6
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
5
1
5
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

Very Light Rain
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 (%)

58
27
6
6
3
4
0
0
0
0
0
0
0
0
0
0
1
1
0
4
8
9
16
17

Precipitation Amount (mm)

0.3
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
2
2
2
2
1
2
2
2
2
3
2
2
2
2
2
2
2
2
2
3
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
95
93
91
95
96
96
94
94
93
94
93
93
93
94
93
91
90
81
73
66
61

Pressure (mb)

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

Ozone (du)

412
410
406
403
400
399
397
394
391
388
385
384
381
379
376
373
371
373
376
378
378
379
379
376

Monday 27

Waxing Gibbous 88%

16:02

04:21

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

Sun - Rise: 05:47, Set: 20:02, Transit: 12:55. Moon - Rise: 16:02, Set: 04:21. Civil Dark: 20:35 - 05:14. Nautical Dark: 21:15 - 04:33. Astro Dark: 22:01 - 03:47

Total Clouds (% Sky Obscured)

82
74
76
73
78
76
74
61
55
48
67
83
100
100
100
100
100
100
100
99
99
98
98
98

Low Clouds (% Sky Obscured)

53
46
38
30
40
50
60
40
20
0
24
36
61
61
60
59
63
67
69
70
71
73
66
61

Medium Clouds (% Sky Obscured)

48
40
31
21
11
3
0
0
0
0
2
4
9
10
10
8
8
8
0
4
9
20
34
56

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
12
14
21
13
12
10
40
72
100
100
100
100
72
56
53
52
56

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
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
14
10
1
2
1
0
0
0
0
5
7
7
6
5
3
3
2
0
1
4
8
39
60

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
12
12
11
11
11
11
6
5
5
5
5
5
3
3
3
3
3
4
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

56
49
50
50
51
58
66
77
78
79
82
82
82
84
84
83
83
83
82
82
82
81
81
85

Pressure (mb)

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

Ozone (du)

374
371
370
369
368
365
362
359
357
354
351
350
348
346
345
344
343
342
342
342
342
342
342
344

Tuesday 28

Waxing Gibbous 94%

17:10

04:37

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: 05:46, Set: 20:03, Transit: 12:55. Moon - Rise: 17:10, Set: 04:37. Civil Dark: 20:36 - 05:13. Nautical Dark: 21:17 - 04:31. Astro Dark: 22:03 - 03:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
99
97
96
95
90
90
75
82
87
94
90
85
80

Low Clouds (% Sky Obscured)

59
60
56
63
81
84
86
76
73
66
61
56
55
63
76
89
83
78
71

Medium Clouds (% Sky Obscured)

80
87
91
90
65
41
16
11
6
1
0
0
0
2
4
6
3
1
0

High Clouds (% Sky Obscured)

35
20
10
5
5
0
0
0
5
5
9
29
53
42
32
15
28
41
54

ISS Passover

Visibility (miles)

7
6
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4

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

Precipitation Probability (%)

78
74
62
36
37
37
35
33
34
37
37
31
25
23
19
18
18
12
2

Precipitation Amount (mm)

0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
8
9
11
10
10
8
8
7
7
6
6
6
6
5
5
6
7

Feels Like (°C)

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

Dew Point (°C)

6
7
8
9
11
10
10
8
7
7
6
6
6
6
5
5
5
5
6

Relative Humidity (%)

90
94
96
96
98
98
98
98
98
98
98
98
98
98
98
98
98
96
93

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

346
348
351
354
357
360
362
364
369
373
377
376
376
375
373
372
371
371
371

Forecast for Mont-Tremblant, Laurentides, Canada (46.18,-74.57)

Generated: 22/04/26 13:43:01. Forecast: 22/04/26 to 28/04/26. Timezone: UTC-4.00