Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 22

Waxing Crescent 37%

10:02

02:27

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

Sun - Rise: 06:09, Set: 19:59, Transit: 13:04. Moon - Rise: 10:02, Set: 02:27. Civil Dark: 20:30 - 05:38. Nautical Dark: 21:08 - 04:58. Astro Dark: 21:49 - 04:17

Total Clouds (% Sky Obscured)

100
100
98
98
88
81
68
59
50
37
36
75
44
39
59
43
25
5
9
10
8
17
53
48

Low Clouds (% Sky Obscured)

0
3
7
5
5
5
5
0
33
33
5
17
44
34
53
37
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

53
88
88
83
86
79
58
54
34
0
25
46
2
10
18
6
14
2
1
0
0
5
23
3

High Clouds (% Sky Obscured)

100
52
55
7
3
0
3
2
24
23
2
2
0
0
0
14
11
5
9
10
8
17
53
23

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
18
46
64
78
91
100
98
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
1
0
0
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
81
78
78
77
77
74
75
73
72
73
73
80
85
88
87
88
91
91
93
91
91

Pressure (mb)

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

Ozone (du)

372
370
370
373
374
375
377
377
376
375
374
377
377
376
375
375
374
373
372
372
371
369
368
369

Thursday 23

First Quarter 49%

11:19

03:02

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
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

Sun - Rise: 06:07, Set: 20:00, Transit: 13:04. Moon - Rise: 11:19, Set: 03:02. Civil Dark: 20:31 - 05:36. Nautical Dark: 21:09 - 04:56. Astro Dark: 21:51 - 04:14

Total Clouds (% Sky Obscured)

81
100
100
100
65
83
79
79
69
71
45
51
86
98
99
89
92
81
91
80
87
86
98
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
0
21
26
19
10
5
5
5
4
5
5
9
13
20

Medium Clouds (% Sky Obscured)

1
2
22
23
45
43
25
26
44
46
42
40
75
70
76
78
73
68
61
52
81
86
98
100

High Clouds (% Sky Obscured)

42
100
100
100
30
76
58
59
46
31
9
5
30
61
96
50
74
40
24
26
8
21
0
1

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
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
1
2
3
5
6
8
10
11
12
12
12
10
8
7
6
4
3
3
2
1
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

90
89
82
76
66
57
52
47
43
39
37
37
38
43
50
53
53
50
53
55
53
57
63
63

Pressure (mb)

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

Ozone (du)

369
369
370
369
368
368
366
365
364
364
365
366
366
365
363
365
364
365
365
365
365
365
366
367

Friday 24

Waxing Gibbous 60%

12:36

03:30

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:05, Set: 20:01, Transit: 13:03. Moon - Rise: 12:36, Set: 03:30. Civil Dark: 20:33 - 05:34. Nautical Dark: 21:11 - 04:54. Astro Dark: 21:52 - 04:12

Total Clouds (% Sky Obscured)

98
98
96
99
99
97
93
86
75
54
49
52
49
50
60
70
55
70
67
90
100
100
100
100

Low Clouds (% Sky Obscured)

32
34
5
5
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

98
98
96
98
90
97
93
86
71
54
49
52
49
50
60
70
52
66
66
75
60
81
94
100

High Clouds (% Sky Obscured)

3
6
31
3
4
2
2
0
0
0
0
2
0
0
0
0
0
0
4
41
100
100
100
100

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 (%)

2
3
0
0
0
0
0
0
0
0
1
7
6
8
1
4
9
0
0
0
0
3
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
63
64
60
54
48
44
41
39
38
38
39
44
52
60
62
65
65
67
67
70
71
70

Pressure (mb)

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

Ozone (du)

369
372
376
378
381
384
388
393
396
393
391
389
387
388
390
390
393
393
392
389
387
384
382
380

Saturday 25

Waxing Gibbous 71%

13:50

03:52

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:04, Set: 20:03, Transit: 13:03. Moon - Rise: 13:50, Set: 03:52. Civil Dark: 20:34 - 05:33. Nautical Dark: 21:12 - 04:52. Astro Dark: 21:54 - 04:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
98
98
98
98
95
94
93
87
82
78
79
79
80
85
92
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
22
48
71
62
54
45
39
34
29
36
43
46
49
55
58
61
61
64

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
97
93
89
90
93
95
90
84
80
76
31
22
19
21
20
21
21
20

High Clouds (% Sky Obscured)

100
100
100
100
100
100
72
40
10
5
10
0
0
0
0
9
1
0
0
0
0
32
63
95

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

13
16
17
23
26
28
29
28
27
24
22
19
17
26
62
67
68
78
53
34
36
34
33
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
68
66
62
56
53
53
52
57
63
69
72
77
78
85
90
93
94
96
96
96
96
96

Pressure (mb)

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

Ozone (du)

377
375
374
371
370
370
369
369
369
372
374
375
373
374
375
382
384
389
394
392
393
391
392
396

Sunday 26

Waxing Gibbous 80%

15:02

04:11

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 06:02, Set: 20:04, Transit: 13:03. Moon - Rise: 15:02, Set: 04:11. Civil Dark: 20:35 - 05:31. Nautical Dark: 21:14 - 04:51. Astro Dark: 21:56 - 04:08

Total Clouds (% Sky Obscured)

97
95
92
94
97
100
99
98
97
98
99
100
100
100
98
83
71
58
68
77
86
82
84
85

Low Clouds (% Sky Obscured)

58
57
50
46
42
41
43
47
49
34
20
5
5
5
5
0
0
0
0
0
0
10
21
31

Medium Clouds (% Sky Obscured)

17
16
15
17
13
13
19
79
39
43
47
45
45
35
25
16
9
4
4
5
10
13
22
30

High Clouds (% Sky Obscured)

55
37
19
28
35
45
34
25
17
18
21
27
31
15
12
9
5
4
24
43
46
25
14
3

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

31
31
40
55
64
56
38
31
29
22
24
6
14
6
1
3
3
2
9
11
12
11
10
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
7
7
8
8
9
8
8
8
7
7
7
7
7
6
5
5
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
96
96
96
95
91
93
93
91
91
93
93
94
94
98
98
98
96
96
96
96

Pressure (mb)

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

Ozone (du)

404
408
408
407
409
411
411
407
396
390
385
382
383
384
384
384
385
385
386
386
386
385
385
385

Monday 27

Waxing Gibbous 88%

16:10

04:29

05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 06:01, Set: 20:05, Transit: 13:03. Moon - Rise: 16:10, Set: 04:29. Civil Dark: 20:37 - 05:29. Nautical Dark: 21:15 - 04:49. Astro Dark: 21:58 - 04:06

Total Clouds (% Sky Obscured)

72
60
48
60
68
74
57
40
29
42
56
70
74
81
85
83
81
87
93
94
94
94
95
92

Low Clouds (% Sky Obscured)

32
34
35
44
53
62
42
23
4
11
19
27
35
43
55
43
29
15
11
7
3
30
57
84

Medium Clouds (% Sky Obscured)

23
13
1
1
0
0
0
0
0
8
18
27
26
27
28
22
17
19
28
37
41
41
45
40

High Clouds (% Sky Obscured)

1
3
3
2
1
0
0
0
0
21
42
63
70
76
75
52
31
10
24
37
25
25
25
20

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 (%)

10
10
6
5
3
1
7
10
11
14
14
7
16
19
19
15
11
1
2
1
0
4
7
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
90
82
77
70
67
63
60
58
56
53
61
70
81
84
87
90
88
88
87
87
85

Pressure (mb)

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

Ozone (du)

385
387
388
390
388
387
385
384
382
381
382
383
384
385
385
385
386
387
387
388
389
390
389
388

Tuesday 28

Waxing Gibbous 94%

17:17

04:47

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
00 Bad
01 Bad

Sun - Rise: 05:59, Set: 20:06, Transit: 13:03. Moon - Rise: 17:17, Set: 04:47. Civil Dark: 20:38 - 05:28. Nautical Dark: 21:17 - 04:47. Astro Dark: 22:00 - 04:04

Total Clouds (% Sky Obscured)

89
86
84
72
58
46
64
82
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
86
84
72
58
46
64
78
81
70
63
57
50
48
41
37
29
18
17
16
15

Medium Clouds (% Sky Obscured)

42
39
40
40
25
25
20
25
25
30
35
45
54
62
66
59
54
55
73
78
87

High Clouds (% Sky Obscured)

10
0
0
2
5
7
38
69
100
100
100
100
99
99
98
99
99
100
99
99
99

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

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

Precipitation Probability (%)

49
69
84
95
95
95
95
95
89
79
70
55
51
53
61
56
43
13
14
17
20

Precipitation Amount (mm)

0.2
0.4
0.6
1
1.4
1.9
1.5
1
0.6
0.4
0.3
0
0
0
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
7
7
8
9
10
9
9
9
9
10
11
9
8
7
6
6
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
5
5
5
6
6
6
7
7
10
10
10
10
10
10
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

85
82
78
75
68
62
57
53
50
48
48
49
49
55
61
68
69
70
72
72
73

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1011
1010
1011
1011
1011
1012
1012
1012
1012
1013

Ozone (du)

387
383
379
374
370
366
362
361
360
359
357
354
352
351
350
349
350
350
351
350
350

Forecast for Kingston, Canada (44.23,-76.49)

Generated: 22/04/26 05:41:42. Forecast: 22/04/26 to 28/04/26. Timezone: UTC-4.00