Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 37%

11:03

02:19

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: 05:54, Set: 19:49, 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)

85
86
79
90
81
100
99
74
61
83
78
76
89
73
76
81
68
60
52
40
40
45
44
45

Low Clouds (% Sky Obscured)

30
29
48
39
21
41
49
34
30
29
49
45
40
35
35
45
40
30
30
21
20
25
17
29

Medium Clouds (% Sky Obscured)

80
86
79
71
63
86
90
38
9
70
35
48
79
57
25
39
25
24
3
0
0
0
0
0

High Clouds (% Sky Obscured)

0
3
1
2
3
45
0
0
0
0
0
0
0
0
24
2
2
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
1
6
3
1
0
3
37
54
52
27
12
17
6
3
16
5
3
3
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
80
78
74
78
85
90
91
90
94
94
93
96
98
98
96
94
91
83
76
67
62
54

Pressure (mb)

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

Ozone (du)

400
400
401
404
409
418
420
420
420
418
413
405
402
400
398
397
395
394
393
395
394
395
395
393

Thursday 23

First Quarter 49%

12:21

02:53

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

Sun - Rise: 05:52, Set: 19:50, Transit: 12:52. Moon - Rise: 12:21, Set: 02:53. Civil Dark: 20:22 - 05:21. Nautical Dark: 21:00 - 04:42. Astro Dark: 21:43 - 03:59

Total Clouds (% Sky Obscured)

14
4
4
8
12
15
60
73
34
19
7
68
8
4
16
6
7
6
6
6
7
44
51
55

Low Clouds (% Sky Obscured)

14
1
1
8
2
14
42
54
29
2
2
1
0
0
0
0
4
0
0
1
4
18
11
14

Medium Clouds (% Sky Obscured)

0
0
0
0
8
8
16
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
2
3
3
1
2
10
1
44
2
4
16
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
1
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)

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

Chance of Frost

Temperature (°C)

11
12
12
12
12
11
10
8
6
5
4
3
2
1
0
-1
-1
-1
0
3
5
6
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
40
35
33
34
40
44
50
56
60
62
65
69
70
74
75
78
78
70
62
58
54
51
48

Pressure (mb)

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

Ozone (du)

393
393
393
394
395
395
393
393
392
393
394
395
398
401
403
408
413
412
423
426
413
402
392
383

Friday 24

Waxing Gibbous 60%

No Rise

03:20

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

Sun - Rise: 05:51, Set: 19:51, Transit: 12:52. Moon - Rise: No Rise, Set: 03:20. Civil Dark: 20:23 - 05:19. Nautical Dark: 21:02 - 04:40. Astro Dark: 21:45 - 03:57

Total Clouds (% Sky Obscured)

70
79
82
64
57
9
7
13
3
2
0
0
0
0
3
16
65
65
60
67
85
100
100
100

Low Clouds (% Sky Obscured)

39
60
54
15
32
3
6
13
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
14
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
2
20
9
40
77

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
16
65
65
60
67
85
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
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)

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

Chance of Frost

Temperature (°C)

10
11
11
12
11
10
9
7
5
4
4
3
2
2
1
1
0
0
1
4
6
8
9
10

Feels Like (°C)

6
6
7
7
7
7
7
6
4
3
3
2
2
1
1
-1
-1
-4
-2
1
2
4
6
7

Dew Point (°C)

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

Relative Humidity (%)

44
42
41
41
41
42
55
62
62
63
66
69
72
74
75
75
78
78
70
61
56
51
47
44

Pressure (mb)

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

Ozone (du)

378
377
377
375
376
376
374
374
374
375
375
374
371
369
366
363
362
361
360
362
361
358
356
356

Saturday 25

Waxing Gibbous 71%

13:36

03:41

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
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

Sun - Rise: 05:49, Set: 19:53, Transit: 12:51. Moon - Rise: 13:36, Set: 03:41. Civil Dark: 20:24 - 05:17. Nautical Dark: 21:04 - 04:38. Astro Dark: 21:47 - 03:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
86
42
39
39
71
57
30
25
100
100
100
99
98
90
83
75
62
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
4
34
5
9
95
95
90
85
80
75
70
70
62
56

Medium Clouds (% Sky Obscured)

100
100
100
99
86
70
49
34
39
39
63
24
8
22
87
83
29
28
27
77
21
16
12
53

High Clouds (% Sky Obscured)

100
100
100
100
100
95
86
42
39
39
71
57
30
25
85
75
63
68
62
49
27
5
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
16
54
65
47
25
18
3
3
2
14
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
12
13
12
10
8
7
6
5
5
5
4
4
5
5
5
5
6
7
9
10
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

41
41
42
42
42
46
56
59
64
81
91
93
89
93
94
91
93
96
94
94
91
88
83
71

Pressure (mb)

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

Ozone (du)

357
361
362
365
374
380
383
390
392
394
394
397
399
400
400
401
405
407
409
408
407
407
407
415

Sunday 26

Waxing Gibbous 80%

14:48

04:00

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: 05:47, Set: 19:54, Transit: 12:51. Moon - Rise: 14:48, Set: 04:00. Civil Dark: 20:26 - 05:15. Nautical Dark: 21:05 - 04:36. Astro Dark: 21:49 - 03:52

Total Clouds (% Sky Obscured)

64
70
80
81
87
92
99
99
99
92
99
100
100
85
91
94
93
90
83
90
95
98
88
80

Low Clouds (% Sky Obscured)

51
49
43
42
32
21
15
15
15
4
5
5
10
54
59
54
66
71
62
67
65
75
50
25

Medium Clouds (% Sky Obscured)

60
59
70
74
62
4
0
12
23
40
44
48
47
27
30
34
24
14
4
19
33
48
45
42

High Clouds (% Sky Obscured)

0
0
0
0
23
47
65
57
44
30
30
25
15
0
1
1
2
2
2
2
1
0
0
0

ISS Passover

Visibility (miles)

9
9
4
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
77
66
37
21
17
15
7
11
0
0
0
0
1
0
0
0
0
0
1
1
0
9
12

Precipitation Amount (mm)

0
0.6
0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
68
86
84
81
88
90
93
95
96
94
96
96
96
96
96
96
94
93
90
87
83
80
71

Pressure (mb)

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

Ozone (du)

419
418
416
415
412
403
400
393
391
390
389
387
386
386
383
381
378
379
379
380
380
381
382
382

Monday 27

Waxing Gibbous 88%

15:58

04:17

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

Sun - Rise: 05:46, Set: 19:55, Transit: 12:51. Moon - Rise: 15:58, Set: 04:17. Civil Dark: 20:27 - 05:14. Nautical Dark: 21:07 - 04:34. Astro Dark: 21:51 - 03:50

Total Clouds (% Sky Obscured)

66
57
49
43
38
32
27
25
34
41
56
65
83
90
95
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
7
22
27
22
18
14
11
13
29
36
44
30
15
0
3
18
27
52
72
86
90
95

Medium Clouds (% Sky Obscured)

35
25
23
21
19
18
17
17
16
16
19
18
16
16
16
13
15
20
34
55
70
79
82
90

High Clouds (% Sky Obscured)

0
0
0
0
3
6
8
25
34
41
56
39
8
41
72
100
100
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
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
None
Very Light Rain
Light Rain

Precipitation Probability (%)

12
13
11
3
5
3
1
1
1
0
0
0
0
0
0
0
1
2
3
6
9
12
63
92

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
0.2
0.5

Wind Speed/Direction (mph)

7
8
8
7
7
6
6
5
6
7
8
9
9
10
11
11
12
12
13
13
14
15
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
16
15
14
15
14
14
8
8
8
8
7
8
4
3
2
2
2
2
2
2
3
3

Dew Point (°C)

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

Relative Humidity (%)

65
58
57
55
53
60
67
76
78
80
80
81
81
82
79
78
76
74
73
71
69
66
61
70

Pressure (mb)

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

Ozone (du)

382
382
379
377
375
372
369
366
364
361
359
357
354
352
350
348
347
346
344
343
344
344
345
344

Tuesday 28

Waxing Gibbous 94%

17:05

04:34

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: 05:44, Set: 19:56, Transit: 12:51. Moon - Rise: 17:05, Set: 04:34. Civil Dark: 20:29 - 05:12. Nautical Dark: 21:08 - 04:32. Astro Dark: 21:53 - 03:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
92
86
82
77
74
76
78
80
82
85
90

Low Clouds (% Sky Obscured)

100
100
100
100
99
96
94
89
83
76
75
74
68
68
65
62
67
71
75

Medium Clouds (% Sky Obscured)

100
100
100
100
85
71
57
53
50
46
32
16
1
2
3
3
2
2
3

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
75
47
15
20
46
57
50
43
36
25
14
4

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

95
95
95
80
70
61
53
53
49
41
31
22
13
17
24
25
23
24
23

Precipitation Amount (mm)

0.8
0.8
0.7
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
7
6
7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

80
91
90
91
90
90
91
91
93
93
93
93
94
94
94
94
94
94
94

Pressure (mb)

1011
1011
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

344
344
348
353
357
360
364
367
372
377
382
380
378
376
375
374
374
373
372

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

Generated: 22/04/26 13:29:48. Forecast: 22/04/26 to 28/04/26. Timezone: UTC-4.00