Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 94%

17:04

04:18

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:17, Set: 20:09, Transit: 12:44. Moon - Rise: 17:04, Set: 04:18. Civil Dark: 20:48 - 04:38. Nautical Dark: 21:39 - 03:47. Astro Dark: 22:42 - 02:42

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
100
89
93
97
95
94
100
100
100
100
100
81
97
98
100

Low Clouds (% Sky Obscured)

0
0
1
0
1
46
59
75
75
75
89
93
92
85
94
100
100
98
100
100
81
97
98
100

Medium Clouds (% Sky Obscured)

100
84
100
90
87
86
87
74
100
100
72
48
59
26
0
0
0
9
12
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
100
56
1
0
0
0
0
0
0
9
4
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
5
9
9
9
9
8
8
9
9
9
9
6
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
4
13
39
81
64
50
34
21
38
52
37
31
34
34
20
7
4
14
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
17
18
21
21
20
20
21
20
20
19
19
20
20
21
18
19
19
18
17
18
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
50
51
54
59
61
61
67
73
80
75
75
74
75
74
78
71
69
67
72
71
72
66
63

Pressure (mb)

1009
1008
1007
1006
1006
1006
1005
1005
1004
1004
1004
1003
1003
1003
1003
1003
1004
1004
1004
1005
1005
1006
1007
1008

Ozone (du)

341
342
343
346
347
348
349
350
352
355
364
371
377
383
383
384
389
393
397
400
403
403
395
391

Wednesday 29

Waxing Gibbous 98%

18:20

04:28

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:15, Set: 20:11, Transit: 12:44. Moon - Rise: 18:20, Set: 04:28. Civil Dark: 20:50 - 04:36. Nautical Dark: 21:41 - 03:44. Astro Dark: 22:46 - 02:38

Total Clouds (% Sky Obscured)

100
100
90
86
92
100
98
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
90
83
80
54
52
54
58
45
78
67
85
98
99
98
96
97
98
96
92
94
92
94

Medium Clouds (% Sky Obscured)

0
0
0
0
3
100
76
87
66
96
89
100
98
100
97
98
97
100
100
94
99
100
92
100

High Clouds (% Sky Obscured)

0
5
43
86
92
100
95
90
99
100
100
100
89
81
90
100
69
100
100
100
98
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
4
1
8
6
9
9
9
9
7
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
Snow
Snow
Snow
None
Light Rain
Snow
Snow
Very Light Rain
Snow
Light Rain

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
2
6
11
27
56
77
73
66
85
77
63
72
75
80

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.3
0
0.5
0.4
0.2
0.2
0.3
0.4

Wind Speed/Direction (mph)

16
15
14
12
11
9
7
6
6
5
4
3
2
3
5
6
7
8
9
8
7
8
9
9

Chance of Frost

Temperature (°C)

5
4
3
3
2
1
1
0
-0
-1
-1
-1
-1
-1
-1
-0
0
1
1
2
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
66
68
70
74
77
77
83
84
87
87
87
87
86
92
91
92
89
89
91
93
91
89
85

Pressure (mb)

1008
1009
1010
1011
1012
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1011
1010
1009
1009
1008
1007
1007
1007

Ozone (du)

387
383
380
378
377
377
376
372
370
368
365
363
363
363
364
366
365
365
364
360
356
357
359
358

Thursday 30

Waxing Gibbous 100%

19:35

04:41

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:13, Set: 20:13, Transit: 12:44. Moon - Rise: 19:35, Set: 04:41. Civil Dark: 20:52 - 04:34. Nautical Dark: 21:43 - 03:42. Astro Dark: 22:49 - 02:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
98
99
98
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

96
98
97
97
93
93
91
88
89
90
80
92
93
88
93
92
94
91
95
93
94
96
97
98

Medium Clouds (% Sky Obscured)

100
100
100
100
94
94
100
100
100
100
100
100
100
93
87
85
89
80
93
79
84
89
95
100

High Clouds (% Sky Obscured)

100
100
100
99
94
100
100
56
83
100
100
91
90
80
65
70
70
65
65
82
100
90
77
60

ISS Passover

Visibility (miles)

7
9
9
6
0
0
0
0
1
9
9
9
9
9
9
9
9
9
9
9
6
4
6
1

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

Precipitation Probability (%)

84
84
95
89
75
64
56
37
31
25
19
44
60
59
34
33
42
54
55
51
62
60
62
69

Precipitation Amount (mm)

0.4
0.4
0.7
0.5
0.3
0
0
0
0
0
0
0
0.4
0.3
0
0
0
0.3
0.4
0
0.3
0.2
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
3
3
2
2
3
3
3
3
3
3
2
2
2
2
2
3
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
91
93
96
96
98
96
96
98
89
82
83
86
83
80
73
68
65
64
75
80
91
93
94

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1008
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

358
357
356
359
365
366
363
361
359
357
357
357
358
362
368
371
373
373
374
372
369
366
366
366

Friday 1

Full Moon 100%

20:51

04:58

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:11, Set: 20:14, Transit: 12:44. Moon - Rise: 20:51, Set: 04:58. Civil Dark: 20:54 - 04:32. Nautical Dark: 21:46 - 03:39. Astro Dark: 22:53 - 02:30

Total Clouds (% Sky Obscured)

100
100
99
98
98
98
99
99
100
100
100
100
99
99
98
99
99
99
99
98
97
98
98
99

Low Clouds (% Sky Obscured)

97
97
95
94
92
90
90
87
86
92
96
100
97
91
95
43
35
58
89
96
95
97
98
99

Medium Clouds (% Sky Obscured)

95
89
84
87
89
92
95
97
100
95
92
88
55
15
14
34
45
60
57
47
44
57
71
85

High Clouds (% Sky Obscured)

53
60
65
70
65
55
60
65
70
75
80
80
80
80
80
79
76
65
65
60
55
55
50
55

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
6
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
Very Light Rain
Very 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 (%)

77
70
61
52
37
31
28
30
30
29
21
19
16
15
12
13
16
21
30
39
40
45
49
45

Precipitation Amount (mm)

0.3
0.3
0.3
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
9
10
10
9
9
8
8
9
9
9
9
10
11
11
12
12
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-1
-2
-2
-3
-4
-4
-4
-4
-4
-4
-4
-5
-4
-4
-4
-3
-2
-1
-0
0
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
96
96
89
80
80
83
86
81
78
77
71
62
59
57
55
54
56
62
66

Pressure (mb)

1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007

Ozone (du)

365
364
362
362
361
361
360
362
362
361
360
360
359
359
359
359
360
359
359
359
360
361
363
364

Saturday 2

Waning Gibbous 98%

22:06

05:21

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
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:10, Set: 20:16, Transit: 12:44. Moon - Rise: 22:06, Set: 05:21. Civil Dark: 20:56 - 04:30. Nautical Dark: 21:48 - 03:36. Astro Dark: 22:57 - 02:26

Total Clouds (% Sky Obscured)

99
98
98
99
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
96
94
93
93
91
91
91
91
92
92
92
92
91
92
95
97
99
92
99
95
100
100
99

Medium Clouds (% Sky Obscured)

81
76
72
77
83
88
91
93
96
95
95
94
90
85
86
85
79
73
74
79
80
82
89
75

High Clouds (% Sky Obscured)

60
65
70
70
10
53
75
70
70
60
50
30
23
10
0
0
0
0
9
23
42
58
71
90

ISS Passover

Visibility (miles)

9
9
9
9
9
5
7
9
7
9
6
1
0
9
6
8
7
6
6
7
8
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
Very Light Rain
Very Light Rain
None
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

44
37
39
43
62
58
46
53
48
61
54
39
33
35
33
44
37
27
22
17
6
8
6
2

Precipitation Amount (mm)

0
0
0
0
0.3
0.2
0
0.2
0
0.3
0.2
0
0
0
0
0.1
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
11
10
11
10
10
10
7
7
8
9
9
9
7
7
8
9
9
9
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
76
83
85
88
89
86
88
91
89
89
93
96
81
86
88
77
68
60
58
57
55
55
55

Pressure (mb)

1007
1007
1008
1008
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006
1007
1006
1006
1006
1005
1005
1005
1004
1004

Ozone (du)

365
367
368
369
371
372
374
380
385
386
389
394
402
408
409
411
412
412
412
411
411
410
412
414

Sunday 3

Waning Gibbous 94%

23:17

05:53

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

Sun - Rise: 05:08, Set: 20:18, Transit: 12:44. Moon - Rise: 23:17, Set: 05:53. Civil Dark: 20:58 - 04:27. Nautical Dark: 21:51 - 03:34. Astro Dark: 23:01 - 02:22

Total Clouds (% Sky Obscured)

100
100
99
73
50
33
39
54
67
74
85
80
88
88
87
83
63
67
78
89
100
100
100
100

Low Clouds (% Sky Obscured)

99
99
99
73
46
21
16
11
4
7
12
17
33
46
60
63
63
67
77
83
85
86
87
91

Medium Clouds (% Sky Obscured)

45
40
35
25
19
11
12
15
18
23
35
41
57
70
80
72
63
67
71
88
100
100
100
100

High Clouds (% Sky Obscured)

60
30
0
0
0
0
0
0
0
0
0
0
8
17
25
30
20
0
0
0
0
24
42
55

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 (%)

6
7
4
7
6
3
4
2
1
2
1
0
9
18
24
37
43
48
46
39
21
20
21
20

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
-1
0
-1
-2
-1
-1
-1
-2
-1
-2
-2
-2
-2
-3
-4
-0
-0
0
0
1
2
5
4

Dew Point (°C)

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

Relative Humidity (%)

55
57
61
63
66
69
73
74
75
77
77
78
80
74
69
65
55
47
40
38
37
35
36
36

Pressure (mb)

1004
1004
1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1001
1001
1001
1001
1000
1000
1000
1000
1000
1000
1000
1000

Ozone (du)

416
416
416
415
416
416
416
417
418
419
419
418
418
416
414
412
410
408
406
407
408
409
409
409

Monday 4

Waning Gibbous 89%

00:18

06:37

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
13 Bad

Sun - Rise: 05:06, Set: 20:19, Transit: 12:43. Moon - Rise: 00:18, Set: 06:37. Civil Dark: 21:00 - 04:25. Nautical Dark: 21:53 - 03:31. Astro Dark: 23:05 - 02:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
91
82
69
68
65
61
64
67
70
78
86
94

Low Clouds (% Sky Obscured)

72
51
31
51
71
91
81
73
69
60
50
45
56
65
61
64
67
70
78
86
93

Medium Clouds (% Sky Obscured)

100
100
100
99
93
87
81
79
77
79
79
69
68
65
61
64
51
32
33
34
35

High Clouds (% Sky Obscured)

52
44
36
47
59
75
85
92
100
77
59
47
60
65
61
63
33
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
8
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

Precipitation Type

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

Precipitation Probability (%)

27
32
38
36
31
29
33
36
37
29
22
15
25
33
40
61
70
70
65
55
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
5
5
1
0
1
1
2
1
-0
-0
1
0
0
0
3
3
2
3
3

Dew Point (°C)

-5
-4
-2
-0
-0
-1
-1
0
1
1
1
1
1
0
-1
-2
-2
-2
-3
-3
-3

Relative Humidity (%)

38
46
58
72
73
75
76
80
86
89
89
89
89
82
72
65
59
53
49
47
45

Pressure (mb)

1000
1000
1001
1001
1001
1001
1001
1001
1000
1000
1000
999
999
999
999
999
999
998
998
998
998

Ozone (du)

410
411
412
413
413
414
414
414
414
414
415
416
417
417
418
418
419
419
420
419
419

Forecast for Nitchequon, Nord-du-Québec, Canada (52.48,-71.83)

Generated: 28/04/26 17:19:48. Forecast: 28/04/26 to 04/05/26. Timezone: UTC-4.00