Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

First Quarter 49%

11:20

03:05

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
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

Sun - Rise: 06:07, Set: 20:03, Transit: 13:06. Moon - Rise: 11:20, Set: 03:05. Civil Dark: 20:34 - 05:36. Nautical Dark: 21:12 - 04:58. Astro Dark: 21:54 - 04:16

Total Clouds (% Sky Obscured)

52
72
74
90
94
47
85
97
96
100
84
85
94
91
90
95
99
100
100
99
100
100
100
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
10
21
0
0
6
4
0
0

Medium Clouds (% Sky Obscured)

0
26
31
37
43
27
32
55
55
68
84
85
94
91
90
95
98
91
100
79
85
75
69
62

High Clouds (% Sky Obscured)

52
68
55
79
80
30
71
65
72
67
2
3
3
51
6
31
72
14
17
8
3
6
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
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
6
6
8
8
8
8
9
9
9
8
7
6
5
6
6
6
7
8
7
8
8
7
7

Chance of Frost

Temperature (°C)

4
6
8
10
12
13
14
15
15
15
15
14
13
11
10
9
8
8
7
5
5
4
3
3

Feels Like (°C)

3
3
5
7
8
8
10
11
11
11
10
11
10
8
6
5
5
4
3
2
0
-1
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

83
72
64
57
54
49
46
42
39
38
39
44
51
52
54
52
53
56
62
65
61
62
63
63

Pressure (mb)

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

Ozone (du)

364
364
363
361
360
361
362
362
360
361
360
359
359
359
359
358
358
360
361
363
366
370
372
373

Friday 24

Waxing Gibbous 60%

12:37

03:32

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

Sun - Rise: 06:06, Set: 20:04, Transit: 13:06. Moon - Rise: 12:37, Set: 03:32. Civil Dark: 20:35 - 05:34. Nautical Dark: 21:14 - 04:56. Astro Dark: 21:56 - 04:13

Total Clouds (% Sky Obscured)

86
46
19
20
34
50
16
4
0
0
0
9
50
45
65
86
98
95
90
84
100
100
100
100

Low 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

Medium Clouds (% Sky Obscured)

82
46
19
20
31
35
15
2
0
0
0
0
0
0
24
46
58
55
52
59
89
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
50
45
65
75
70
74
67
64
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 (%)

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)

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

Chance of Frost

Temperature (°C)

2
3
4
6
8
10
11
13
13
14
14
13
12
9
7
6
6
6
6
5
5
5
5
4

Feels Like (°C)

-2
-2
2
4
6
7
8
10
12
12
12
12
10
6
4
2
3
1
2
1
0
0
-0
-1

Dew Point (°C)

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

Relative Humidity (%)

63
58
52
46
42
38
36
33
32
32
34
40
53
62
64
67
68
66
63
66
67
66
66
67

Pressure (mb)

1017
1017
1017
1016
1015
1014
1014
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1014
1013
1013
1014
1014

Ozone (du)

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

Saturday 25

Waxing Gibbous 71%

13:52

03:54

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

Sun - Rise: 06:04, Set: 20:05, Transit: 13:06. Moon - Rise: 13:52, Set: 03:54. Civil Dark: 20:37 - 05:33. Nautical Dark: 21:15 - 04:54. Astro Dark: 21:58 - 04:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
57
30
25
20
48
46
12
10
8
10
12
15
21
27

Low 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

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
57
30
25
20
41
46
3
2
1
0
0
0
0
0

High Clouds (% Sky Obscured)

100
64
91
95
98
100
100
100
100
91
34
3
22
20
30
37
12
10
8
10
8
10
15
19

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
1
2
2
2
3
4
3
2
1
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)

11
13
13
13
13
13
11
11
10
9
7
7
6
4
3
2
2
2
2
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
65
62
59
51
47
45
44
44
48
52
54
58
69
81
88
91
89
89
89
89
91
93
94

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020

Ozone (du)

372
372
372
373
374
373
374
377
380
380
377
376
375
375
375
375
372
370
369
367
367
370
371
373

Sunday 26

Waxing Gibbous 80%

15:04

04:13

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

Sun - Rise: 06:03, Set: 20:07, Transit: 13:05. Moon - Rise: 15:04, Set: 04:13. Civil Dark: 20:38 - 05:31. Nautical Dark: 21:17 - 04:52. Astro Dark: 22:00 - 04:09

Total Clouds (% Sky Obscured)

33
21
12
2
11
27
64
69
78
85
34
27
4
6
22
42
15
12
21
26
30
35
24
12

Low Clouds (% Sky Obscured)

0
0
0
0
9
19
32
35
45
52
33
17
0
0
1
1
1
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
4
9
13
18
25
26
16
8
0
0
0
0
2
2
2
4
1
0
0
0

High Clouds (% Sky Obscured)

23
18
10
0
0
0
0
2
4
6
5
3
0
2
11
32
9
9
20
26
28
35
24
12

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
1
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
4
4
4
3
3
3
4
4
5
4
4
4
4
3
2
1
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

4
5
8
11
13
14
15
15
16
15
15
15
13
11
9
8
8
7
6
6
5
5
4
5

Feels Like (°C)

3
4
7
10
12
13
14
13
13
13
13
14
13
10
9
7
7
8
7
5
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

89
78
67
58
52
47
43
44
44
46
48
46
62
76
85
88
87
88
91
91
91
89
89
88

Pressure (mb)

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

Ozone (du)

376
377
378
380
382
380
378
377
377
376
377
378
379
380
380
380
378
377
375
373
372
371
368
366

Monday 27

Waxing Gibbous 88%

16:12

04:31

07 Good
08 OK
09 Good
10 Good
11 Good
12 OK
13 Good
14 OK
15 OK
16 OK
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

Sun - Rise: 06:01, Set: 20:08, Transit: 13:05. Moon - Rise: 16:12, Set: 04:31. Civil Dark: 20:39 - 05:29. Nautical Dark: 21:18 - 04:50. Astro Dark: 22:01 - 04:07

Total Clouds (% Sky Obscured)

2
19
18
7
15
36
7
19
30
39
86
79
30
39
56
74
80
85
83
88
92
98
99
99

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
13
34
58
70
78

High Clouds (% Sky Obscured)

2
15
13
3
9
24
6
19
30
39
82
74
19
39
56
74
80
82
76
78
88
98
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
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)

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

Chance of Frost

Temperature (°C)

6
8
11
13
16
17
18
19
19
18
18
17
15
13
12
11
10
10
10
10
10
9
9
10

Feels Like (°C)

5
8
10
12
14
15
16
17
17
16
16
14
14
13
12
12
11
11
10
10
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

83
70
60
54
51
48
47
46
45
46
47
52
64
70
73
75
77
80
85
88
85
82
81
78

Pressure (mb)

1025
1026
1025
1025
1025
1024
1024
1023
1022
1022
1022
1021
1021
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016

Ozone (du)

367
367
366
367
365
363
363
362
360
359
356
353
354
353
351
349
347
346
346
345
343
341
339
340

Tuesday 28

Waxing Gibbous 94%

17:20

04:49

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
05 Bad
06 Bad

Sun - Rise: 06:00, Set: 20:09, Transit: 13:05. Moon - Rise: 17:20, Set: 04:49. Civil Dark: 20:41 - 05:28. Nautical Dark: 21:20 - 04:48. Astro Dark: 22:03 - 04:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
99
98
99
99

Low Clouds (% Sky Obscured)

0
32
64
97
98
99
100
100
100
100
99
98
98
94
94
92
66
43
10
5
5
5
5
5

Medium Clouds (% Sky Obscured)

87
91
95
100
98
96
94
74
54
45
44
33
18
14
19
23
42
51
55
55
45
45
33
26

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
92
80
70
74
75
68
51
20
5
4
2
1
2
4

ISS Passover

Visibility (miles)

9
9
7
6
4
3
3
3
5
7
9
9
9
9
6
3
0
3
5
7
8
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
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
19
37
59
95
95
95
95
95
76
70
66
61
52
45
45
43
40
33
22
13
6
10
9

Precipitation Amount (mm)

0
0
0
0
0.9
1.7
2.5
1.8
1
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
77
80
84
87
90
95
95
95
95
96
95
96
96
96
96
98
98
98
96
96
96
95

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1014
1013
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013

Ozone (du)

341
342
341
341
341
343
346
348
356
364
372
373
375
376
378
381
383
383
383
384
382
381
380
380

Wednesday 29

Waxing Gibbous 98%

18:26

05:08

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: 05:58, Set: 20:10, Transit: 13:05. Moon - Rise: 18:26, Set: 05:08. Civil Dark: 20:42 - 05:26. Nautical Dark: 21:22 - 04:47. Astro Dark: 22:05 - 04:02

Total Clouds (% Sky Obscured)

100
94
89
83
89
95
100
99
98
96
93
89
87
91
94
99
99
99
97

Low Clouds (% Sky Obscured)

5
5
9
8
4
4
5
7
7
7
9
9
10
13
13
16
18
16
14

Medium Clouds (% Sky Obscured)

20
24
26
32
52
76
100
99
98
96
93
89
87
91
94
98
98
98
97

High Clouds (% Sky Obscured)

10
0
0
0
18
36
54
59
57
47
49
51
53
58
64
70
75
65
50

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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
9
12
14
18
21
20
26
24
12
11
7
2
4
4
4
15
22
29

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
8
8
8
7
6
6
6
7
7
7
7
7
7
7
7
6

Relative Humidity (%)

93
93
85
80
73
71
68
63
62
60
59
64
71
80
82
85
88
90
88

Pressure (mb)

1013
1013
1013
1013
1013
1012
1011
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

380
380
380
379
378
378
378
378
376
374
372
373
373
374
376
378
380
382
384

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

Generated: 23/04/26 07:33:15. Forecast: 23/04/26 to 29/04/26. Timezone: UTC-4.00