Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 27

Waxing Gibbous 91%

17:33

03:46

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

Sun - Rise: 05:41, Set: 20:48, Transit: 13:15. Moon - Rise: 17:33, Set: 03:46. Civil Dark: 21:23 - 05:06. Nautical Dark: 22:07 - 04:22. Astro Dark: 23:01 - 03:27

Total Clouds (% Sky Obscured)

57
67
73
50
49
23
57
40
49
35
32
20
4
2
2
35
0
12
13
23
47
41
46
34

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
11
25
35
30
18
0
0
0
0
0
0
6
9
25
0
1
1

Medium Clouds (% Sky Obscured)

3
3
2
0
0
0
38
25
28
2
2
2
2
2
1
35
0
11
9
16
30
36
44
29

High Clouds (% Sky Obscured)

57
67
73
50
49
23
51
40
20
10
14
11
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 (%)

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)

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

Chance of Frost

Temperature (°C)

17
15
13
12
17
17
19
21
22
24
24
25
24
24
22
20
19
17
16
16
15
14
14
13

Feels Like (°C)

16
12
11
10
14
16
19
20
21
23
24
24
23
22
20
18
16
16
14
14
13
13
12
12

Dew Point (°C)

8
3
2
4
9
10
10
11
11
11
10
11
10
10
9
9
9
9
8
8
8
8
9
9

Relative Humidity (%)

53
44
47
57
62
62
56
51
48
43
41
41
40
41
44
48
53
57
59
61
66
69
72
76

Pressure (mb)

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

Ozone (du)

339
341
341
341
341
342
341
343
345
344
345
347
347
351
352
360
366
365
365
367
380
385
389
395

Thursday 28

Waxing Gibbous 95%

18:39

No Set

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

Sun - Rise: 05:40, Set: 20:49, Transit: 13:15. Moon - Rise: 18:39, Set: No Set. Civil Dark: 21:24 - 05:06. Nautical Dark: 22:09 - 04:21. Astro Dark: 23:03 - 03:26

Total Clouds (% Sky Obscured)

43
46
18
20
36
42
60
57
47
34
52
24
100
10
3
2
2
3
14
40
40
40
40
17

Low Clouds (% Sky Obscured)

12
38
18
20
36
42
60
51
47
34
49
20
24
5
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
0
0
0
0
0
0
0
0
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
20
0
2
0
2
100
6
2
2
2
3
14
40
40
40
40
17

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)

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

Chance of Frost

Temperature (°C)

13
12
12
11
12
13
14
15
17
18
19
19
19
19
19
18
17
15
14
14
13
13
12
12

Feels Like (°C)

12
10
9
9
10
11
12
13
14
15
16
17
17
15
17
16
16
15
13
13
11
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

77
73
71
75
72
63
55
49
43
40
37
39
41
46
48
52
58
62
62
64
66
66
70
70

Pressure (mb)

1017
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018

Ozone (du)

389
390
391
390
390
390
391
390
386
381
382
380
372
371
366
363
362
361
362
362
362
361
360
360

Friday 29

Waxing Gibbous 99%

19:45

04:10

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

Sun - Rise: 05:40, Set: 20:50, Transit: 13:15. Moon - Rise: 19:45, Set: 04:10. Civil Dark: 21:25 - 05:05. Nautical Dark: 22:10 - 04:20. Astro Dark: 23:04 - 03:24

Total Clouds (% Sky Obscured)

39
30
4
40
29
32
54
89
60
80
86
91
56
80
32
26
16
44
24
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
0
34
26
39
35
30
56
75
32
21
16
16
21
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
21
20
23
31
80
33
62
86
90
25
33
0
26
0
40
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
30
4
10
7
7
2
3
5
2
0
25
0
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 (%)

0
0
0
0
0
0
0
0
0
2
7
3
4
6
1
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
5
5
8
10
12
14
15
16
16
15
16
14
13
12
13
12
12
12
10
9
9
9

Chance of Frost

Temperature (°C)

11
11
11
12
14
16
18
20
21
22
22
20
19
18
17
17
16
15
14
13
11
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
66
66
64
58
51
46
42
41
39
40
50
59
65
65
57
50
43
45
53
59
62
67
69

Pressure (mb)

1018
1018
1017
1017
1016
1015
1014
1013
1011
1011
1010
1010
1011
1011
1012
1012
1013
1014
1015
1016
1017
1018
1018
1018

Ozone (du)

359
358
358
358
357
355
354
354
355
355
355
354
356
354
358
361
360
359
363
369
376
376
382
387

Saturday 30

Waxing Gibbous 100%

20:48

04:40

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

Sun - Rise: 05:39, Set: 20:51, Transit: 13:15. Moon - Rise: 20:48, Set: 04:40. Civil Dark: 21:26 - 05:04. Nautical Dark: 22:11 - 04:19. Astro Dark: 23:06 - 03:23

Total Clouds (% Sky Obscured)

0
0
0
32
9
18
30
37
38
28
40
50
55
36
19
3
12
25
25
25
25
25
20
20

Low Clouds (% Sky Obscured)

0
0
0
24
9
18
28
37
37
25
22
17
8
4
2
2
0
0
1
1
1
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
19
36
50
36
18
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
1
5
10
10
15
20
20
20
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
7
7
7
10
12
13
14
15
17
17
18
19
20
17
16
14
12
11
11
10
9
8

Dew Point (°C)

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

Relative Humidity (%)

72
75
79
76
58
51
50
47
43
39
36
33
32
31
32
41
55
58
57
61
60
57
54
55

Pressure (mb)

1018
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

392
392
391
384
376
370
367
365
363
361
360
359
360
359
359
358
357
356
356
357
357
356
358
359

Sunday 31

Full Moon 99%

21:48

05:17

04 OK
05 OK
06 OK
07 OK
08 OK
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

Sun - Rise: 05:39, Set: 20:52, Transit: 13:15. Moon - Rise: 21:48, Set: 05:17. Civil Dark: 21:27 - 05:04. Nautical Dark: 22:12 - 04:18. Astro Dark: 23:07 - 03:22

Total Clouds (% Sky Obscured)

25
24
24
28
48
76
100
86
66
59
65
70
78
85
93
100
100
100
100
100
100
100
82
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
5
5
5
5
3
14
28
77
84
82
80
62
45

Medium Clouds (% Sky Obscured)

0
2
3
4
11
16
20
22
23
25
30
35
78
85
93
100
98
97
96
98
99
100
82
61

High Clouds (% Sky Obscured)

25
24
24
28
48
76
100
85
32
59
65
70
78
85
93
100
100
100
100
77
43
15
75
61

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
2
2
9
8
0
10
13
12
20
20

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

Chance of Frost

Temperature (°C)

11
11
11
12
13
16
18
19
21
22
22
22
21
20
20
19
18
18
17
16
15
15
14
14

Feels Like (°C)

8
8
8
9
10
14
15
17
19
21
20
20
20
20
19
17
16
16
16
16
15
15
14
12

Dew Point (°C)

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

Relative Humidity (%)

58
61
64
62
56
48
43
40
36
34
33
33
39
45
45
46
49
50
54
57
59
62
64
65

Pressure (mb)

1022
1021
1022
1022
1022
1022
1022
1021
1021
1020
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

361
363
364
364
366
368
374
374
378
377
376
374
372
370
369
369
369
369
369
368
370
372
374
378

Monday 1

Waning Gibbous 97%

22:40

06:01

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 OK
22 OK
23 OK
00 Bad
01 Bad
02 Bad
03 OK

Sun - Rise: 05:38, Set: 20:53, Transit: 13:15. Moon - Rise: 22:40, Set: 06:01. Civil Dark: 21:28 - 05:03. Nautical Dark: 22:13 - 04:18. Astro Dark: 23:09 - 03:21

Total Clouds (% Sky Obscured)

42
51
61
70
52
33
38
51
55
70
71
74
76
66
53
39
29
16
10
31
48
55
54
48

Low Clouds (% Sky Obscured)

23
10
6
3
8
17
29
31
32
35
25
14
2
7
12
17
11
5
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

42
51
61
70
52
33
35
38
42
43
43
46
47
50
39
28
24
16
10
12
6
0
0
0

High Clouds (% Sky Obscured)

42
51
61
70
52
33
5
0
0
0
0
0
0
1
32
39
29
16
3
3
4
4
0
5

ISS Passover

Visibility (miles)

9
9
9
9
9
8
8
7
7
7
7
7
7
7
8
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
21
21
11
19
30
32
27
30
39
46
44
39
44
41
32
38
31
11
11
9
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
3
3
4
4
5
5
5
6
6
6
6
5
5
5
4
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
12
11
13
15
15
15
15
15
21
20
19
20
20
20
15
15
15
15
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

65
66
67
68
68
72
75
81
70
60
52
51
50
48
51
54
58
63
69
76
76
78
77
77

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

382
387
390
393
396
399
403
406
407
407
408
407
406
405
405
406
407
407
407
407
407
407
406
408

Tuesday 2

Waning Gibbous 92%

23:24

06:55

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

Sun - Rise: 05:38, Set: 20:53, Transit: 13:16. Moon - Rise: 23:24, Set: 06:55. Civil Dark: 21:28 - 05:03. Nautical Dark: 22:14 - 04:17. Astro Dark: 23:10 - 03:20

Total Clouds (% Sky Obscured)

46
33
23
11
15
19
16
27
39
50
49
53
56
70
79
87
68
50
30
19
12
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

5
4
0
0
0
2
8
24
38
48
46
43
43
60
77
87
68
50
30
18
7
4

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
11
12
13
14
16
19
21
22
22
23
23
24
24
22
21
20
19
18
16
16
15

Feels Like (°C)

12
12
12
12
12
15
15
15
16
17
18
20
20
19
19
20
20
16
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

79
80
73
68
62
51
41
34
31
29
27
27
26
26
30
34
39
45
50
59
61
62

Pressure (mb)

1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

409
410
413
415
418
409
400
391
387
383
379
378
378
377
375
373
370
369
368
366
362
358

Forecast for High Park-Swansea, Toronto, Canada (43.65,-79.46)

Generated: 27/05/26 04:23:34. Forecast: 27/05/26 to 02/06/26. Timezone: UTC-4.00