Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 26%

08:51

00:41

00 Good
01 Good
02 Good
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
23 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)

1
2
2
50
62
65
52
97
100
100
99
99
100
100
92
96
93
88
91
99
97
92
96
84

Low Clouds (% Sky Obscured)

0
0
0
0
0
31
20
39
36
45
42
16
0
0
0
5
0
0
0
25
9
49
59
57

Medium Clouds (% Sky Obscured)

1
1
0
40
58
46
41
95
100
99
97
98
100
100
92
96
93
88
60
66
71
67
89
49

High Clouds (% Sky Obscured)

1
2
2
25
24
5
4
26
40
45
45
26
0
24
50
16
51
50
64
89
46
5
20
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
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
1
6
11
0
0
0
0
0
1
1
17
10
1
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
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-11
-11
-12
-12
-13
-11
-7
-5
-5
-6
-6
-6
-6
-6
-6
-6
-4
-3
-1
1
1
2

Relative Humidity (%)

55
54
54
53
49
47
46
49
54
58
53
47
48
43
41
40
40
41
49
56
64
71
72
74

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1025
1024
1023
1022
1021
1019
1019
1018
1018
1018
1017
1016

Ozone (du)

406
404
404
398
398
394
390
389
389
388
386
382
378
377
378
373
371
371
370
372
375
375
377
382

Wednesday 22

Waxing Crescent 37%

10:02

01:42

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

91
77
81
81
60
62
61
22
22
35
29
35
58
48
52
63
64
45
32
22
12
10
38
33

Low Clouds (% Sky Obscured)

32
5
9
42
37
40
50
21
21
30
26
3
3
36
35
37
40
41
32
21
11
4
4
8

Medium Clouds (% Sky Obscured)

60
45
42
36
2
0
0
8
13
19
10
11
18
12
7
0
2
0
2
1
2
0
18
13

High Clouds (% Sky Obscured)

42
4
4
18
20
3
6
0
0
0
0
3
41
9
31
54
48
18
5
2
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 (%)

1
1
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)

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

Chance of Frost

Temperature (°C)

6
6
5
5
5
5
5
4
6
8
10
12
13
14
15
14
14
14
13
11
9
8
8
7

Feels Like (°C)

2
2
3
2
2
3
3
3
6
8
10
12
13
13
14
13
12
12
12
10
8
8
7
7

Dew Point (°C)

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

Relative Humidity (%)

85
88
86
88
86
89
89
89
84
77
71
64
61
55
55
57
57
59
64
73
82
84
87
87

Pressure (mb)

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

Ozone (du)

383
382
380
379
378
377
376
377
376
377
378
377
377
377
375
372
370
369
371
373
373
372
372
369

Thursday 23

First Quarter 49%

11:19

02:29

00 OK
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
20 Bad
21 Bad
22 Bad
23 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)

35
67
82
100
98
100
100
91
61
59
83
100
100
79
100
100
99
100
91
89
92
95
99
99

Low Clouds (% Sky Obscured)

28
16
0
0
0
0
0
0
0
0
0
0
0
0
25
35
29
0
6
0
1
3
4
16

Medium Clouds (% Sky Obscured)

0
3
0
3
3
47
96
89
38
28
37
69
77
34
64
72
77
83
89
89
92
57
60
63

High Clouds (% Sky Obscured)

13
48
74
100
97
100
100
81
24
24
31
46
57
64
100
100
89
100
36
6
14
56
55
45

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
2
2
2
5

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

Chance of Frost

Temperature (°C)

6
6
6
5
5
5
4
5
6
9
11
12
13
14
14
15
14
14
13
11
9
8
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
91
93
86
79
75
71
63
57
51
47
46
44
40
39
41
42
46
50
49
52
54

Pressure (mb)

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

Ozone (du)

370
369
368
366
366
367
367
368
368
368
368
367
366
366
367
369
367
365
365
366
368
369
371
373

Friday 24

Waxing Gibbous 60%

12:37

03:04

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
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 Bad
21 Bad
22 Bad
23 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
100
100
98
76
70
70
70
69
68
67
60
48
33
36
47
53
49
50
48
55
94
97
99

Low Clouds (% Sky Obscured)

28
39
42
44
48
58
64
70
66
60
54
36
18
0
0
0
1
14
26
39
38
38
38
25

Medium Clouds (% Sky Obscured)

94
60
59
64
63
69
69
70
69
68
67
60
48
33
36
47
45
49
43
41
41
45
44
42

High Clouds (% Sky Obscured)

55
35
40
46
39
45
55
63
42
20
0
0
0
0
0
0
0
0
0
0
6
22
28
57

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 (%)

7
7
13
13
8
8
6
2
3
3
3
3
3
1
3
3
1
2
2
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)

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

Chance of Frost

Temperature (°C)

6
6
5
4
3
2
2
2
3
5
6
8
9
10
12
12
12
11
9
8
7
6
6
6

Feels Like (°C)

1
1
1
-1
-1
-1
-1
-1
1
2
4
5
8
9
11
10
11
10
8
8
6
6
3
3

Dew Point (°C)

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

Relative Humidity (%)

56
57
61
64
69
70
72
69
60
52
48
45
41
39
37
34
36
43
49
56
60
61
65
66

Pressure (mb)

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

Ozone (du)

375
377
378
380
381
380
379
380
383
384
385
387
389
390
388
385
381
379
378
377
375
371
369
369

Saturday 25

Waxing Gibbous 71%

13:51

03:31

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
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:05, Set: 20:04, Transit: 13:04. Moon - Rise: 13:51, Set: 03:31. Civil Dark: 20:35 - 05:33. Nautical Dark: 21:14 - 04:55. Astro Dark: 21:56 - 04:13

Total Clouds (% Sky Obscured)

99
90
94
99
100
100
96
100
100
100
100
100
100
83
78
88
96
97
98
99
95
90
86
76

Low Clouds (% Sky Obscured)

13
0
16
36
51
60
69
78
80
83
85
86
86
83
15
24
32
47
62
73
67
61
52
48

Medium Clouds (% Sky Obscured)

43
43
43
48
43
98
48
100
100
100
100
99
73
29
18
22
41
50
50
55
55
55
40
31

High Clouds (% Sky Obscured)

80
90
94
99
100
100
95
100
99
98
97
96
96
56
78
88
96
96
97
97
95
90
86
76

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

Precipitation Probability (%)

1
1
16
25
32
60
83
95
95
95
95
95
95
90
47
47
42
45
39
19
24
23
14
20

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
1
1.1
1.1
1.3
1
0.9
0.7
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
68
72
72
72
72
69
70
66
60
55
50
47
45
44
44
44
44
50
56
63
65
68
70

Pressure (mb)

1013
1013
1013
1012
1013
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

369
369
372
374
373
371
370
373
377
379
380
383
384
385
383
382
382
381
380
379
378
378
378
378

Sunday 26

Waxing Gibbous 80%

15:03

03:53

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

Sun - Rise: 06:03, Set: 20:05, Transit: 13:04. Moon - Rise: 15:03, Set: 03:53. Civil Dark: 20:37 - 05:32. Nautical Dark: 21:15 - 04:53. Astro Dark: 21:58 - 04:11

Total Clouds (% Sky Obscured)

69
65
53
43
31
25
18
10
13
16
19
28
39
49
65
83
100
98
96
94
79
64
51
43

Low Clouds (% Sky Obscured)

44
42
41
37
31
25
18
10
13
16
19
28
33
38
39
39
40
28
21
10
19
12
7
9

Medium Clouds (% Sky Obscured)

28
21
14
7
0
0
0
0
0
0
0
0
1
2
4
8
11
21
32
39
36
38
41
29

High Clouds (% Sky Obscured)

69
65
47
27
9
6
3
0
0
0
0
2
3
5
28
53
72
78
89
94
78
56
34
23

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 (%)

16
3
5
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
75
78
79
79
82
80
78
77
68
61
54
53
51
49
50
52
54
58
63
66
71
73
77

Pressure (mb)

1015
1015
1015
1016
1016
1016
1017
1018
1018
1018
1018
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1021

Ozone (du)

378
378
377
376
375
374
375
376
378
379
381
383
382
381
381
380
380
380
380
381
381
381
382
382

Monday 27

Waxing Gibbous 88%

16:11

04:12

Sun - Rise: 06:02, Set: 20:07, Transit: 13:04. Moon - Rise: 16:11, Set: 04:12. Civil Dark: 20:38 - 05:30. Nautical Dark: 21:17 - 04:51. Astro Dark: 22:00 - 04:08

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 21/04/26 00:07:13. Forecast: 21/04/26 to 27/04/26. Timezone: UTC-4.00