Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 3%

06:30

22:03

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

Sun - Rise: 06:16, Set: 19:56, Transit: 13:06. Moon - Rise: 06:30, Set: 22:03. Civil Dark: 20:26 - 05:45. Nautical Dark: 21:03 - 05:08. Astro Dark: 21:43 - 04:28

Total Clouds (% Sky Obscured)

38
51
25
12
36
43
48
41
36
12
11
25
12
77
91
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
12
36
40
40
34
0
2
9
17
11
0
0
0
18
31
78
83
91
100
89
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
52
54
99
100
100
100
100
100
72
99
96

High Clouds (% Sky Obscured)

38
42
25
0
2
0
7
2
36
12
1
20
4
70
83
100
98
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
2
2
0
2
9
9
9
9
9
9
9
9
5
1
1
3
9
9
9

Fog (%)

14
6
3
2
0
9
44
80
86
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
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
0
0
0
0
0
0
0
7
53
95
95
95
95
95
89
33
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
2.6
2.3
2.4
3.1
0
0
0

Wind Speed/Direction (mph)

2
1
2
3
4
5
4
6
8
12
15
17
18
19
18
19
18
18
15
11
12
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
87
90
91
95
96
98
96
96
88
87
84
80
77
76
76
82
87
96
98
96
96
87
85

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1010
1009
1008
1007
1006
1004
1004
1005
1005
1005
1006
1007

Ozone (du)

326
329
328
330
328
330
330
328
326
326
329
331
331
327
325
323
322
321
324
327
331
334
333
332

Saturday 18

Waxing Crescent 8%

07:05

No Set

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
17 Bad
18 Bad
19 OK
20 Bad
21 OK
22 Good

Sun - Rise: 06:14, Set: 19:57, Transit: 13:06. Moon - Rise: 07:05, Set: No Set. Civil Dark: 20:27 - 05:44. Nautical Dark: 21:05 - 05:06. Astro Dark: 21:45 - 04:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
42
43
82
100
97
100
100
100
86
91
25
63
25
6

Low Clouds (% Sky Obscured)

23
5
5
100
63
49
43
18
15
16
13
23
44
52
37
18
63
18
32
5
0
2
9
3

Medium Clouds (% Sky Obscured)

98
100
100
100
100
100
100
96
100
53
30
4
66
65
68
75
100
100
77
90
22
57
25
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
4
9
5
6
9
9
9
9
9
8
4
1
3
3
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
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

26
25
55
95
95
79
89
26
2
10
14
11
31
36
47
40
42
48
35
15
7
8
17
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
79
81
91
86
88
93
88
88
73
62
58
52
57
64
64
66
66
62
65
71
72
63

Pressure (mb)

1007
1008
1009
1010
1011
1011
1012
1013
1013
1013
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1016
1016

Ozone (du)

332
333
335
334
332
334
336
338
341
342
346
349
354
364
370
371
383
392
396
404
407
410
410
402

Sunday 19

Waxing Crescent 16%

07:52

23:26

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
17 Bad
18 Bad
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 06:13, Set: 19:58, Transit: 13:05. Moon - Rise: 07:52, Set: 23:26. Civil Dark: 20:29 - 05:42. Nautical Dark: 21:06 - 05:04. Astro Dark: 21:47 - 04:24

Total Clouds (% Sky Obscured)

81
61
64
56
51
58
46
60
78
81
65
76
86
100
100
88
89
90
78
64
8
6
3
2

Low Clouds (% Sky Obscured)

71
61
64
32
9
18
32
44
77
78
51
65
79
100
100
81
75
77
64
61
8
6
3
0

Medium Clouds (% Sky Obscured)

13
28
24
17
19
8
2
0
5
0
0
0
0
0
0
4
27
34
10
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
1
2
3
0
1
4
3
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
65
71
70
67
68
68
69
67
48
43
38
33
30
28
26
25
24
25
26
38
44
46
45

Pressure (mb)

1017
1018
1019
1019
1020
1021
1021
1022
1023
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1026
1027

Ozone (du)

397
398
406
411
412
414
421
425
427
430
439
450
459
462
460
458
454
457
461
460
458
441
423
416

Monday 20

Waxing Crescent 26%

08:51

00:41

23 Good
00 OK
01 OK
02 OK
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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:11, Set: 19:59, Transit: 13:05. Moon - Rise: 08:51, Set: 00:41. Civil Dark: 20:30 - 05:40. Nautical Dark: 21:08 - 05:02. Astro Dark: 21:49 - 04:21

Total Clouds (% Sky Obscured)

9
20
37
40
53
64
81
74
88
93
90
97
98
99
100
100
100
100
97
92
89
91
96
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
20
38
58
50
41
33
37
43
46
30
26
15
26
38
49

Medium Clouds (% Sky Obscured)

5
10
17
29
43
56
63
67
86
93
87
93
96
98
100
100
100
100
82
63
40
22
33
0

High Clouds (% Sky Obscured)

2
7
20
9
5
1
36
61
88
61
30
2
27
51
94
73
46
15
34
55
76
85
93
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
4
6
14
21
27
47
58
45
19
26
41
66
38
22

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
6
5
5
6
6
7
9
12
14
14
15
15
15
15
13
9
7
8
7
5
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
55
55
54
54
54
53
51
52
53
54
50
50
47
42
42
49
70
76
76
78
83
90
91

Pressure (mb)

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

Ozone (du)

409
404
406
405
400
398
396
396
394
392
390
385
384
382
379
377
378
379
378
379
381
381
380
380

Tuesday 21

Waxing Crescent 37%

10:02

01:42

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

Sun - Rise: 06:09, Set: 20:00, Transit: 13:05. Moon - Rise: 10:02, Set: 01:42. Civil Dark: 20:31 - 05:38. Nautical Dark: 21:09 - 05:01. Astro Dark: 21:51 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
82
53
41
12
9
6
12
14
19
21
21
22
15
18
24
33
40
47
38
29
20

Low Clouds (% Sky Obscured)

38
26
4
1
0
0
0
0
0
0
0
0
0
0
0
15
18
24
33
40
43
31
19
6

Medium Clouds (% Sky Obscured)

9
18
27
19
12
3
3
3
3
4
8
10
11
9
8
0
0
0
4
7
12
13
14
11

High Clouds (% Sky Obscured)

100
100
100
74
43
31
7
8
3
6
3
3
4
4
5
2
2
2
7
7
10
4
1
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 (%)

17
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
2
1
-1
-2
-2
-2
-2
-1
1
1
2
4
6
8
9
8
9
9
10
10
11
4
3

Dew Point (°C)

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

Relative Humidity (%)

91
91
88
91
91
93
93
91
89
77
64
55
44
38
34
32
33
35
37
46
58
74
73
75

Pressure (mb)

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

Ozone (du)

378
377
378
379
379
376
379
384
385
384
382
382
382
382
381
381
380
379
378
376
374
372
370
369

Wednesday 22

Waxing Crescent 49%

11:19

02:29

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

Sun - Rise: 06:08, Set: 20:02, Transit: 13:05. Moon - Rise: 11:19, Set: 02:29. Civil Dark: 20:33 - 05:37. Nautical Dark: 21:11 - 04:59. Astro Dark: 21:52 - 04:17

Total Clouds (% Sky Obscured)

13
9
5
16
28
43
53
60
68
70
74
77
80
83
89
94
97
100
99
98
97
97
98
99

Low Clouds (% Sky Obscured)

6
5
4
3
2
0
0
0
0
0
0
0
0
0
0
3
5
8
6
7
6
15
13
13

Medium Clouds (% Sky Obscured)

7
5
2
10
17
24
23
20
19
26
32
39
33
30
33
39
49
55
64
74
84
69
54
34

High Clouds (% Sky Obscured)

0
0
0
0
1
1
4
0
0
14
27
41
60
80
89
87
93
100
95
90
85
88
91
94

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
2
3
3
6
9
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
74
76
73
71
69
66
63
61
53
47
42
42
43
44
44
45
46
52
59
69
68
67

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1020
1019
1019
1019
1019
1019
1019

Ozone (du)

368
367
366
365
364
363
362
363
363
363
362
362
361
362
362
362
361
361
360
360
360
359
360
360

Thursday 23

First Quarter 60%

12:37

03:04

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:06, Set: 20:03, Transit: 13:05. Moon - Rise: 12:37, Set: 03:04. Civil Dark: 20:34 - 05:35. Nautical Dark: 21:12 - 04:57. Astro Dark: 21:54 - 04:15

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
99
99
98
99
100
100
97
94
90
91
93
94
89
85
80

Low Clouds (% Sky Obscured)

27
43
57
58
65
71
73
74
76
83
87
93
92
93
90
87
77
71
57
52
42

Medium Clouds (% Sky Obscured)

43
56
71
62
55
45
57
55
57
57
58
58
59
62
62
70
80
94
82
69
57

High Clouds (% Sky Obscured)

96
97
97
92
94
95
67
40
21
26
21
5
18
32
46
31
17
3
2
5
6

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

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

Precipitation Probability (%)

10
13
14
41
53
61
52
42
26
22
17
11
11
11
12
13
14
16
16
13
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
2
2
1
2
2
2
1
1
1
1
1
2
2
2
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

69
65
62
60
59
57
56
56
55
55
52
50
47
47
46
47
51
56
61
64
64

Pressure (mb)

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

Ozone (du)

360
362
364
366
368
370
372
372
373
373
373
373
372
373
373
374
376
378
379
379
379

Forecast for Yarker, Lennox and Addington County, Canada (44.37,-76.77)

Generated: 17/04/26 23:43:59. Forecast: 17/04/26 to 23/04/26. Timezone: UTC-4.00