Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 23

Waning Crescent 15%

04:34

15:00

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

Sun - Rise: 06:07, Set: 20:03, Transit: 13:06. Moon - Rise: 04:34, Set: 15:00. Civil Dark: 20:34 - 05:36. Nautical Dark: 21:13 - 04:57. Astro Dark: 21:54 - 04:15

Total Clouds (% Sky Obscured)

19
21
24
24
13
100
100
100
100
32
30
30
30
64
49
77
79
62
97
68
99
94
90
89

Low Clouds (% Sky Obscured)

19
21
24
18
7
14
0
15
0
0
0
0
0
0
0
0
0
0
38
47
44
33
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
14
20
30
30
30
61
47
71
52
54
83
68
53
14
35
74

High Clouds (% Sky Obscured)

0
0
0
0
4
100
100
100
100
32
30
30
30
16
2
10
48
3
39
41
37
29
87
70

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
1
2
14
18
6
13
8
35

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
11
12
13
15
15
12
9
7
6
5
4
3
3
2
4
3
2
5
5
9
9
11
14

Dew Point (°C)

-2
-1
1
2
3
5
8
7
6
5
6
5
4
3
3
4
4
4
4
4
5
7
9
11

Relative Humidity (%)

41
40
39
39
40
48
64
76
82
85
88
91
90
83
88
94
94
93
90
79
72
78
76
76

Pressure (mb)

1024
1024
1024
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023

Ozone (du)

364
364
362
362
361
362
362
362
363
362
362
362
363
363
363
364
364
364
363
363
361
363
364
364

Thursday 24

Waning Crescent 7%

04:54

16:18

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: 06:05, Set: 20:05, Transit: 13:06. Moon - Rise: 04:54, Set: 16:18. Civil Dark: 20:36 - 05:34. Nautical Dark: 21:14 - 04:55. Astro Dark: 21:56 - 04:13

Total Clouds (% Sky Obscured)

98
86
100
80
100
100
87
100
100
100
100
100
100
95
94
74
51
86
78
73
84
77
87
88

Low Clouds (% Sky Obscured)

0
0
50
32
46
54
38
32
8
4
0
0
0
0
0
0
19
32
23
11
1
4
0
0

Medium Clouds (% Sky Obscured)

91
74
74
39
42
31
47
38
67
79
87
89
84
94
94
73
16
78
57
73
84
77
56
31

High Clouds (% Sky Obscured)

25
14
52
5
85
100
79
100
100
100
100
100
100
91
31
38
51
70
55
60
68
76
64
47

ISS Passover

Visibility (miles)

7
9
2
9
5
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
Very Light Rain
None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

43
70
79
56
42
58
39
11
10
5
1
0
0
5
0
0
0
0
4
4
13
15
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
20
19
18
19
18
16
15
14
13
12
11
11
10
9
8
8
7
7
9
10
12
13
15

Feels Like (°C)

16
17
18
17
18
17
16
14
13
12
11
10
9
8
7
6
5
5
5
6
6
8
10
11

Dew Point (°C)

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

Relative Humidity (%)

70
61
73
88
84
88
90
92
93
93
95
96
96
95
95
95
94
94
94
88
85
75
71
62

Pressure (mb)

1022
1021
1021
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1024
1023
1022
1021

Ozone (du)

363
363
362
363
362
362
361
361
361
360
359
360
360
359
359
357
356
355
355
353
352
351
350
351

Friday 25

Waning Crescent 2%

05:15

17:38

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: 06:04, Set: 20:06, Transit: 13:05. Moon - Rise: 05:15, Set: 17:38. Civil Dark: 20:37 - 05:32. Nautical Dark: 21:16 - 04:53. Astro Dark: 21:58 - 04:11

Total Clouds (% Sky Obscured)

90
96
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
97
92
95
98
100
98
96

Low Clouds (% Sky Obscured)

0
3
5
57
53
44
43
43
60
61
84
90
89
93
97
100
100
94
86
91
95
100
97
93

Medium Clouds (% Sky Obscured)

90
93
100
97
100
99
100
69
100
100
100
99
100
100
92
94
99
73
39
44
16
4
20
38

High Clouds (% Sky Obscured)

31
15
52
97
100
100
100
100
100
100
100
98
100
100
71
40
45
39
2
3
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
6
2
2
8
2
6
0
0
0
0
0
0
0
1
9
9
9
9
9
0
0

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

Precipitation Probability (%)

4
28
58
95
95
95
94
95
95
95
95
95
95
95
95
95
95
20
6
3
5
6
11
24

Precipitation Amount (mm)

0
0
0
1
4.1
0.8
0.3
0.6
1.3
2.5
2.6
2.9
4.2
1.6
1
0.4
1.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
8
7
7
5
5
5
5
5
7
8
7
7
6
6
9
9
10
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
16
15
14
13
13
13
12
11
11
11
12
13
14
13
11
8
7
6
4
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

58
58
63
83
93
98
98
98
98
100
100
98
98
100
100
98
98
95
91
90
91
91
94
96

Pressure (mb)

1020
1019
1017
1016
1015
1014
1013
1012
1012
1011
1009
1008
1007
1006
1005
1005
1005
1006
1006
1008
1009
1010
1011
1012

Ozone (du)

349
349
349
349
351
349
349
349
350
349
351
352
353
353
354
356
357
358
359
363
367
373
378
386

Saturday 26

Waning Crescent 0%

05:39

19:02

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

Sun - Rise: 06:02, Set: 20:07, Transit: 13:05. Moon - Rise: 05:39, Set: 19:02. Civil Dark: 20:38 - 05:31. Nautical Dark: 21:17 - 04:52. Astro Dark: 22:00 - 04:08

Total Clouds (% Sky Obscured)

94
92
89
89
84
80
78
62
53
40
3
4
3
3
2
3
2
2
1
1
0
0
0
0

Low Clouds (% Sky Obscured)

90
86
82
78
68
61
52
33
21
5
0
0
0
0
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

51
41
38
34
35
33
30
20
11
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
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
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 (%)

13
12
25
16
15
11
5
4
2
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)

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

Chance of Frost

Temperature (°C)

7
8
8
8
8
8
8
7
7
7
6
5
4
4
3
3
2
2
3
4
7
9
11
13

Feels Like (°C)

2
2
3
3
2
2
2
1
1
1
1
2
1
0
0
0
-0
1
1
2
4
6
9
11

Dew Point (°C)

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

Relative Humidity (%)

93
85
84
81
75
68
68
67
64
65
66
75
79
77
79
77
80
85
82
69
60
52
47
42

Pressure (mb)

1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1025
1025
1026
1026
1027
1027
1027
1027
1027
1027

Ozone (du)

401
407
411
414
415
414
414
415
407
404
402
397
393
392
391
393
393
393
393
393
393
392
389
387

Sunday 27

New Moon 0%

06:09

20:28

13 Good
14 Good
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 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:01, Set: 20:08, Transit: 13:05. Moon - Rise: 06:09, Set: 20:28. Civil Dark: 20:40 - 05:29. Nautical Dark: 21:19 - 04:50. Astro Dark: 22:02 - 04:06

Total Clouds (% Sky Obscured)

0
10
52
68
78
89
100
98
97
92
70
50
80
76
75
74
61
47
34
54
73
87
75
62

Low Clouds (% Sky Obscured)

0
8
16
22
20
16
12
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
16
37
100
98
97
90
65
46
72
57
54
52
47
41
34
40
46
49
40
31

High Clouds (% Sky Obscured)

0
4
34
33
58
79
100
84
73
8
6
5
5
7
9
13
6
3
2
15
31
46
35
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
15
15
14
14
12
9
8
7
6
5
5
4
3
3
3
3
3
2
1
7
8
9
9

Dew Point (°C)

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

Relative Humidity (%)

38
36
36
36
39
53
73
78
78
80
82
82
79
76
74
72
71
68
66
64
59
54
51
49

Pressure (mb)

1026
1025
1025
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023

Ozone (du)

383
382
381
381
380
379
379
380
382
382
380
379
377
376
374
373
371
369
366
364
363
361
360
359

Monday 28

Waxing Crescent 2%

06:46

21:55

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: 05:59, Set: 20:09, Transit: 13:05. Moon - Rise: 06:46, Set: 21:55. Civil Dark: 20:41 - 05:27. Nautical Dark: 21:20 - 04:48. Astro Dark: 22:04 - 04:04

Total Clouds (% Sky Obscured)

51
60
69
78
81
84
86
78
70
64
78
89
100
100
100
100
96
93
89
91
94
98
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
12
27
39
44
48
51
57
67
78
82
89

Medium Clouds (% Sky Obscured)

21
22
24
20
17
19
23
44
61
64
78
78
84
65
49
31
32
35
37
39
43
45
51
57

High Clouds (% Sky Obscured)

26
28
34
34
40
31
26
17
9
0
33
67
100
96
91
85
76
68
60
68
77
85
87
84

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
Light Rain
Light Rain
Light Rain
None
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
3
6
5
9
9
5
3
2
0
15
30
55
60
63
43
48
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
9
9
9
9
8
6
4
4
4
4
4
5
6
6
7
8
8
8
9
11
13
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
6
7
7
8
8
7
7
5
5
5
5
6
7
9
9
10
11
13
14
16
16

Relative Humidity (%)

47
45
45
48
49
57
67
77
75
73
71
71
69
71
74
78
86
86
86
89
87
87
88
86

Pressure (mb)

1022
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1008

Ozone (du)

357
356
354
353
352
351
351
350
349
349
348
350
351
352
350
348
347
346
345
344
343
341
340
339

Tuesday 29

Waxing Crescent 6%

07:34

23:18

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: 05:58, Set: 20:11, Transit: 13:05. Moon - Rise: 07:34, Set: 23:18. Civil Dark: 20:42 - 05:26. Nautical Dark: 21:22 - 04:46. Astro Dark: 22:06 - 04:02

Total Clouds (% Sky Obscured)

99
98
98
97
85
73
60
72
84
97
97
96
94
95
97
99
87
76
65

Low Clouds (% Sky Obscured)

92
87
82
77
59
41
23
29
35
43
47
52
51
59
67
75
61
46
32

Medium Clouds (% Sky Obscured)

63
58
52
46
32
19
5
16
26
37
43
45
50
46
37
25
22
18
14

High Clouds (% Sky Obscured)

84
79
79
82
67
53
40
52
62
73
82
91
94
89
79
68
50
32
14

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

27
25
22
10
14
23
40
50
59
64
80
95
95
89
62
2
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.8
1.2
0.8
0.4
0
0
0
0

Wind Speed/Direction (mph)

17
18
18
18
18
17
16
14
12
11
9
9
9
9
9
10
12
12
11

Chance of Frost

Temperature (°C)

19
20
20
21
22
21
20
19
18
17
16
15
13
12
11
10
8
8
7

Feels Like (°C)

14
15
18
17
17
17
17
18
16
16
16
15
15
15
9
8
8
7
7

Dew Point (°C)

16
17
17
17
17
17
17
17
16
15
15
13
12
11
9
7
5
4
3

Relative Humidity (%)

84
82
80
77
76
80
84
88
89
90
92
92
92
92
88
82
79
78
78

Pressure (mb)

1008
1007
1007
1006
1005
1005
1005
1005
1005
1005
1005
1006
1007
1007
1009
1010
1012
1013
1015

Ozone (du)

338
337
336
336
336
335
334
333
334
335
336
337
338
339
345
351
357
358
359

Forecast for Erinsville, Lennox and Addington County, Canada (44.48,-77.05)

Generated: 23/04/25 13:35:59. Forecast: 23/04/25 to 29/04/25. Timezone: UTC-4.00