Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 98%

18:34

05:11

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:01, Set: 20:19, Transit: 13:11. Moon - Rise: 18:34, Set: 05:11. Civil Dark: 20:51 - 05:29. Nautical Dark: 21:32 - 04:48. Astro Dark: 22:17 - 04:02

Total Clouds (% Sky Obscured)

100
100
94
99
98
100
100
100
97
100
100
100
98
98
98
99
100
95
99
90
99
95
98
99

Low Clouds (% Sky Obscured)

79
74
75
83
74
91
89
84
80
90
99
94
82
87
93
97
100
95
89
87
98
95
98
99

Medium Clouds (% Sky Obscured)

97
94
94
94
93
53
58
52
47
100
88
61
93
93
74
67
40
18
52
42
43
17
50
89

High Clouds (% Sky Obscured)

50
8
5
55
65
0
0
70
65
64
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
Very Light Rain
None
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
2
25
12
13
23
24
38
40
55
59
40
22
11
7
9
9
5
3
0
1
4
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0
0.2
0.4
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
59
54
51
57
62
71
71
73
75
78
79
82
83
82
80
81
84
86
88
78
70
61
54

Pressure (mb)

1012
1011
1010
1010
1009
1008
1008
1008
1008
1009
1010
1009
1009
1009
1009
1008
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

374
371
373
371
374
379
376
374
375
382
387
384
380
381
378
379
382
387
390
389
391
391
392
395

Thursday 30

Waxing Gibbous 100%

19:42

05:32

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

Sun - Rise: 06:00, Set: 20:20, Transit: 13:11. Moon - Rise: 19:42, Set: 05:32. Civil Dark: 20:53 - 05:27. Nautical Dark: 21:34 - 04:46. Astro Dark: 22:19 - 04:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
91
86
81
74
34
48
33
39
43
51
50
52
51
56
72
74
84
89

Low Clouds (% Sky Obscured)

100
100
100
100
100
86
74
59
61
60
34
47
33
39
43
51
50
49
51
37
38
47
72
61

Medium Clouds (% Sky Obscured)

53
56
71
68
32
17
1
5
14
5
12
0
0
0
0
22
24
51
48
48
72
50
23
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
2
2
0

ISS Passover

Visibility (miles)

9
6
3
2
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
2

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
Snow
Snow
None

Precipitation Probability (%)

6
19
21
20
19
11
2
12
3
0
0
0
0
0
0
0
4
12
12
9
29
55
54
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
58
64
66
65
66
67
67
69
77
88
94
94
96
96
96
98
96
96
86
71
57
49
47

Pressure (mb)

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

Ozone (du)

398
396
394
395
396
398
399
400
401
401
399
399
399
400
401
402
403
405
406
408
410
411
410
410

Friday 1

Full Moon 100%

20:50

05:56

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 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:58, Set: 20:21, Transit: 13:11. Moon - Rise: 20:50, Set: 05:56. Civil Dark: 20:54 - 05:25. Nautical Dark: 21:35 - 04:44. Astro Dark: 22:21 - 03:57

Total Clouds (% Sky Obscured)

98
100
100
98
95
98
98
97
99
93
91
89
76
42
60
58
66
76
68
67
72
88
100
100

Low Clouds (% Sky Obscured)

63
43
41
55
34
23
25
38
30
31
37
44
43
33
35
58
66
75
68
62
63
68
72
79

Medium Clouds (% Sky Obscured)

61
99
100
92
89
94
94
88
92
86
63
54
21
17
32
34
44
46
43
43
46
55
57
52

High Clouds (% Sky Obscured)

0
41
30
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)

4
2
6
1
8
3
8
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
Snow
Snow
Snow

Precipitation Probability (%)

45
48
48
47
42
37
30
25
3
1
0
0
0
0
0
0
2
8
10
7
18
33
44
44

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
46
46
47
48
49
53
65
68
77
80
84
84
86
89
89
91
94
96
91
77
63
52
48

Pressure (mb)

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

Ozone (du)

408
407
407
405
404
405
404
404
406
407
407
407
407
407
407
408
407
407
408
409
410
411
413
415

Saturday 2

Waning Gibbous 98%

21:58

06:26

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 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:57, Set: 20:23, Transit: 13:10. Moon - Rise: 21:58, Set: 06:26. Civil Dark: 20:56 - 05:24. Nautical Dark: 21:37 - 04:42. Astro Dark: 22:23 - 03:55

Total Clouds (% Sky Obscured)

99
99
99
99
100
94
88
82
80
78
77
59
42
24
20
15
9
33
55
74
62
46
35
56

Low Clouds (% Sky Obscured)

86
93
84
75
66
70
74
78
73
69
65
50
31
16
13
15
9
20
29
35
41
38
35
56

Medium Clouds (% Sky Obscured)

51
50
56
61
62
57
50
42
32
25
44
43
42
24
20
15
9
18
32
46
31
18
4
23

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)

4
3
7
2
3
9
4
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

Sleet
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 (%)

49
47
42
37
38
29
28
15
12
6
2
1
3
2
3
1
1
1
0
0
7
21
21
16

Precipitation Amount (mm)

0.2
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
7
8
8
8
8
8
7
5
4
5
4
4
4
4
4
4
4
4
5
6
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
43
49
49
44
45
47
52
61
69
80
89
94
89
87
87
87
91
94
87
70
58
52
45

Pressure (mb)

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

Ozone (du)

415
416
415
414
413
412
413
412
412
413
414
415
416
417
417
417
417
417
418
420
418
418
418
418

Sunday 3

Waning Gibbous 94%

23:02

07:04

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

Sun - Rise: 05:55, Set: 20:24, Transit: 13:10. Moon - Rise: 23:02, Set: 07:04. Civil Dark: 20:57 - 05:22. Nautical Dark: 21:38 - 04:40. Astro Dark: 22:26 - 03:53

Total Clouds (% Sky Obscured)

78
100
98
100
100
73
55
26
46
72
97
97
99
95
94
97
100
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

73
92
73
64
49
28
27
15
13
2
3
12
16
23
86
84
79
78
76
74
60
47
31
21

Medium Clouds (% Sky Obscured)

45
62
55
59
53
64
55
26
7
8
55
67
85
48
48
74
100
88
76
64
75
87
100
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
31
62
93
93
95
92
53
75
91
96
98
100
100
100
100
71

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
5
7
9
8
6
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
None
None
None
Very Light Rain

Precipitation Probability (%)

6
5
7
5
4
2
0
0
0
0
0
0
2
12
47
50
53
55
50
35
33
37
48
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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
30
28
29
33
41
46
51
58
76
80
76
86
91
96
96
94
93
93
93
91
93
93
93

Pressure (mb)

1013
1012
1012
1011
1010
1010
1010
1010
1010
1011
1011
1010
1009
1009
1008
1006
1006
1005
1005
1006
1006
1005
1005
1005

Ozone (du)

416
411
408
406
402
401
401
403
401
400
405
407
409
410
407
408
408
409
410
411
413
413
414
415

Monday 4

Waning Gibbous 88%

00:00

07:51

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
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:54, Set: 20:25, Transit: 13:10. Moon - Rise: 00:00, Set: 07:51. Civil Dark: 20:58 - 05:21. Nautical Dark: 21:40 - 04:39. Astro Dark: 22:28 - 03:51

Total Clouds (% Sky Obscured)

92
86
90
93
98
84
78
76
85
83
86
80
82
90
88
83
78
70
62
55
49
43
40
40

Low Clouds (% Sky Obscured)

10
5
7
9
15
21
32
33
38
49
51
58
63
74
74
71
69
65
61
55
49
43
40
40

Medium Clouds (% Sky Obscured)

89
86
86
81
77
60
41
21
30
41
59
65
74
82
64
45
25
17
8
0
0
0
0
0

High Clouds (% Sky Obscured)

46
23
23
25
25
18
13
10
7
4
1
34
64
85
43
8
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
2
1
0
0
0
0
0
0
3
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Sleet
Snow
Snow
Snow
None
None
None
None
None
None
None
None

Precipitation Probability (%)

72
87
90
88
76
65
53
58
90
95
95
95
95
87
73
54
22
21
18
9
11
12
12
12

Precipitation Amount (mm)

0.4
0.6
0.6
0.6
0.4
0.3
0
0.2
0.7
1.2
1.4
1
0.6
0.4
0.3
0.1
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
96
96
96
98
98
98
96
94
91
91
91
89
91
93
94
91
89
86
82
78
74

Pressure (mb)

1004
1004
1003
1002
1001
1000
999
998
998
997
997
997
997
996
996
997
997
998
999
1000
1001
1001
1002
1002

Ozone (du)

416
417
419
423
427
431
428
425
422
424
426
428
429
429
430
429
429
428
431
433
435
436
436
437

Tuesday 5

Waning Gibbous 82%

00:50

08:47

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

Sun - Rise: 05:53, Set: 20:26, Transit: 13:10. Moon - Rise: 00:50, Set: 08:47. Civil Dark: 21:00 - 05:19. Nautical Dark: 21:42 - 04:37. Astro Dark: 22:30 - 03:48

Total Clouds (% Sky Obscured)

40
40
47
54
63
61
71
76
54
36
13
15
24
33
53
74
95
97
98
100

Low Clouds (% Sky Obscured)

40
40
47
54
63
61
68
63
46
33
11
11
11
11
12
12
12
10
8
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
5
6
2
1
0
1
1
2
22
43
62
73
84
95

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
34
67
95
93
93
94

ISS Passover

Visibility (miles)

9
8
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

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

Precipitation Probability (%)

11
8
10
9
9
9
7
2
2
1
0
0
0
0
1
1
0
2
1
0

Precipitation Amount (mm)

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
11
10
10
9
9
9
9
9
8
6
5
4
4
4
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
70
69
61
54
47
53
60
67
76
83
91
94
94
96
94
94
92
84
76

Pressure (mb)

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

Ozone (du)

434
430
426
425
424
423
423
423
423
418
413
408
404
401
397
395
393
391
389
387

Forecast for Algonquin Park, Canada (45.58,-78.51)

Generated: 29/04/26 12:21:09. Forecast: 29/04/26 to 05/05/26. Timezone: UTC-4.00