Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 37%

10:57

02:21

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

Sun - Rise: 05:50, Set: 19:49, Transit: 12:50. Moon - Rise: 10:57, Set: 02:21. Civil Dark: 20:21 - 05:18. Nautical Dark: 21:01 - 04:38. Astro Dark: 21:44 - 03:54

Total Clouds (% Sky Obscured)

77
81
80
68
63
86
89
84
89
78
59
47
3
4
8
33
50
40
21
2
15
28
23
33

Low Clouds (% Sky Obscured)

24
19
11
17
24
38
40
34
46
29
23
20
1
2
7
33
50
37
19
1
15
21
14
24

Medium Clouds (% Sky Obscured)

77
52
49
36
39
84
88
83
40
36
22
16
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

24
70
0
0
0
0
0
0
0
0
0
0
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
2
2
18
15
12
7
6
1
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)

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

Chance of Frost

Temperature (°C)

13
12
10
9
8
7
7
7
6
5
5
4
3
4
5
6
7
8
9
10
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
88
91
95
93
90
88
86
88
85
83
85
80
72
61
55
50
42
37
35
34
33
35

Pressure (mb)

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

Ozone (du)

417
418
419
419
417
417
415
416
417
416
413
411
412
413
417
417
416
417
419
417
416
415
415
414

Thursday 23

First Quarter 49%

12:16

02:55

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

Sun - Rise: 05:48, Set: 19:50, Transit: 12:50. Moon - Rise: 12:16, Set: 02:55. Civil Dark: 20:23 - 05:16. Nautical Dark: 21:02 - 04:36. Astro Dark: 21:46 - 03:52

Total Clouds (% Sky Obscured)

39
47
26
21
3
3
9
16
12
11
35
50
46
41
22
23
31
26
58
60
49
48
56
41

Low Clouds (% Sky Obscured)

26
36
13
15
1
1
9
16
12
4
12
20
23
17
3
10
23
12
40
41
37
38
53
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
20
22
12
4
13
17
0
0
0
0
3

High 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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-3
-3
-3
-3
-3
-2
-2
-3
-3
-3
-3
-2
-2
-2
-3
-4
-3
-3
-3
-3
-2

Relative Humidity (%)

42
46
50
54
57
60
67
70
73
76
77
80
80
74
69
62
54
47
41
39
38
38
38
40

Pressure (mb)

1013
1014
1014
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

411
412
413
414
415
417
418
420
419
416
421
432
428
409
397
386
379
377
377
378
377
375
376
377

Friday 24

Waxing Gibbous 60%

13:32

03:20

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

Sun - Rise: 05:47, Set: 19:52, Transit: 12:50. Moon - Rise: 13:32, Set: 03:20. Civil Dark: 20:24 - 05:14. Nautical Dark: 21:04 - 04:34. Astro Dark: 21:48 - 03:49

Total Clouds (% Sky Obscured)

33
38
14
24
28
10
2
2
2
1
1
1
1
1
1
1
11
26
84
95
99
98
98
99

Low Clouds (% Sky Obscured)

33
29
1
24
28
10
1
1
1
1
1
1
1
1
1
1
9
17
30
37
31
22
17
12

Medium Clouds (% Sky Obscured)

12
38
14
8
8
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
0
0
0
0
0
0
0
0
0
0
0
0
0
4
9
70
91
98
98
97
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
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
9
7
6
5
5
6
6
6
6
6
5
6
7
9
10
10
10
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

11
10
8
7
6
5
4
4
3
3
2
2
1
2
4
6
8
10
11
12
13
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
53
59
66
72
75
77
80
83
85
89
93
93
86
75
69
62
56
52
50
48
47
48
49

Pressure (mb)

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

Ozone (du)

375
372
367
363
362
361
361
361
362
367
367
361
356
349
347
346
349
349
350
351
350
350
352
354

Saturday 25

Waxing Gibbous 70%

14:45

03:41

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:45, Set: 19:53, Transit: 12:50. Moon - Rise: 14:45, Set: 03:41. Civil Dark: 20:25 - 05:12. Nautical Dark: 21:06 - 04:32. Astro Dark: 21:50 - 03:47

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
97
98
79
84
83
54
83
61
44
56
60
63
80
93
88
79
71
77

Low Clouds (% Sky Obscured)

7
0
0
2
1
1
3
2
2
2
2
3
3
4
4
4
4
5
7
49
70
76
60
48

Medium Clouds (% Sky Obscured)

0
0
22
37
50
50
45
45
42
39
32
33
39
46
39
31
26
42
62
80
73
61
46
49

High Clouds (% Sky Obscured)

99
100
100
100
100
100
97
98
63
43
18
2
11
8
1
6
10
9
13
12
9
10
13
14

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
1
2
2
3
3
2
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)

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

Chance of Frost

Temperature (°C)

12
11
10
9
8
7
6
6
5
4
4
4
4
5
6
8
10
11
13
13
14
14
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
60
59
62
69
79
82
83
85
85
85
85
86
80
70
64
59
54
51
48
47
49
53
55

Pressure (mb)

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

Ozone (du)

356
356
357
360
362
366
370
371
374
375
377
379
380
387
394
399
401
403
405
404
401
400
398
397

Sunday 26

Waxing Gibbous 80%

15:56

03:58

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 OK
13 OK
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 05:43, Set: 19:54, Transit: 12:49. Moon - Rise: 15:56, Set: 03:58. Civil Dark: 20:27 - 05:11. Nautical Dark: 21:07 - 04:30. Astro Dark: 21:52 - 03:45

Total Clouds (% Sky Obscured)

74
78
81
83
86
80
76
77
82
85
92
92
94
94
88
84
80
58
38
20
22
21
25
31

Low Clouds (% Sky Obscured)

34
33
20
15
15
15
20
30
35
40
60
74
80
65
64
77
75
58
38
20
22
21
25
28

Medium Clouds (% Sky Obscured)

56
59
62
61
63
56
46
28
28
23
21
21
18
17
11
6
0
0
0
0
4
7
10
16

High Clouds (% Sky Obscured)

4
7
11
6
1
0
0
0
1
1
0
0
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 (%)

2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
9
8
8
7
7
7
6
6
5
4
4
5
5
6
7
7
8
8
9
15
15
15

Dew Point (°C)

4
5
4
4
4
4
4
4
4
5
5
4
4
4
4
5
5
5
5
5
5
5
6
6

Relative Humidity (%)

54
61
63
65
67
67
67
70
75
79
81
78
78
78
74
69
65
60
56
52
48
49
50
50

Pressure (mb)

1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1022
1022
1022
1023
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022

Ozone (du)

397
399
402
405
409
414
418
420
421
421
418
417
415
413
411
408
405
402
401
399
397
397
396
396

Monday 27

Waxing Gibbous 88%

17:04

04:15

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

Sun - Rise: 05:42, Set: 19:56, Transit: 12:49. Moon - Rise: 17:04, Set: 04:15. Civil Dark: 20:28 - 05:09. Nautical Dark: 21:09 - 04:28. Astro Dark: 21:54 - 03:42

Total Clouds (% Sky Obscured)

38
44
36
30
22
25
33
41
38
36
26
26
25
21
24
36
50
74
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
23
16
10
3
2
1
1
1
1
1
1
1
0
4
7
9
19
30
37
31
32
25
5

Medium Clouds (% Sky Obscured)

20
25
27
28
22
25
29
30
19
9
0
0
0
0
0
0
0
12
23
35
56
78
100
91

High Clouds (% Sky Obscured)

0
0
0
0
0
8
17
29
38
36
26
26
25
21
24
36
50
51
53
77
88
96
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
3
3
3

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
Light Rain

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
33
56
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1.3
1.7
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
13
12
10
10
9
9
8
8
7
7
8
9
10
12
14
15
15
15
15
14
13
13

Feels Like (°C)

15
15
15
11
10
10
10
9
10
6
6
5
5
4
3
9
9
9
10
11
12
10
9
10

Dew Point (°C)

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

Relative Humidity (%)

56
62
69
72
74
78
78
80
81
82
84
84
79
74
69
64
59
54
59
66
73
78
84
92

Pressure (mb)

1022
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1018
1017
1017
1016
1016

Ozone (du)

389
382
376
374
372
371
367
364
360
357
353
349
349
348
347
347
346
346
346
346
346
347
347
348

Tuesday 28

Waxing Gibbous 94%

No Rise

04:31

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
13 OK

Sun - Rise: 05:40, Set: 19:57, Transit: 12:49. Moon - Rise: No Rise, Set: 04:31. Civil Dark: 20:30 - 05:07. Nautical Dark: 21:11 - 04:26. Astro Dark: 21:56 - 03:40

Total Clouds (% Sky Obscured)

100
100
100
94
93
88
85
77
81
81
81
80
90
80
75
75
70
66
58
42

Low Clouds (% Sky Obscured)

5
5
20
20
15
20
20
20
15
10
24
16
8
0
0
0
0
0
1
1

Medium Clouds (% Sky Obscured)

81
72
59
46
36
26
15
1
1
2
2
5
9
12
32
52
70
66
54
35

High Clouds (% Sky Obscured)

96
90
90
85
85
64
49
31
38
45
38
20
0
0
0
5
5
19
26
15

ISS Passover

Visibility (miles)

5
6
8
8
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

Precipitation Type

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

Precipitation Probability (%)

95
71
63
54
45
40
37
36
33
27
13
9
3
1
1
0
0
0
0
0

Precipitation Amount (mm)

0.8
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
11
11
10
10
10
9
9
8
7
8
8
8
10
11
12
13
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
86
83
84
83
83
85
88
91
90
90
87
84
81
77
71
64
58
53
50

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1015
1015
1014

Ozone (du)

351
355
358
363
368
373
376
379
382
385
388
391
389
386
384
383
381
380
381
383

Forecast for Sorel-Tracy, Montérégie, Canada (46.04,-73.11)

Generated: 22/04/26 18:54:12. Forecast: 22/04/26 to 28/04/26. Timezone: UTC-4.00