Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 15

Waning Crescent 2%

04:45

19:10

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
07 Bad
08 Bad
09 OK
10 Bad
11 Bad

Sun - Rise: 05:24, Set: 20:08, Transit: 12:46. Moon - Rise: 04:45, Set: 19:10. Civil Dark: 20:41 - 04:51. Nautical Dark: 21:22 - 04:09. Astro Dark: 22:10 - 03:21

Total Clouds (% Sky Obscured)

100
100
100
100
98
100
99
95
91
86
90
95
89
56
56
57
55
48
51
62
45
41
92
71

Low Clouds (% Sky Obscured)

100
100
100
100
96
100
90
67
71
64
42
41
37
11
27
33
55
48
51
39
35
33
46
39

Medium Clouds (% Sky Obscured)

58
42
59
54
55
61
75
61
54
36
50
6
29
6
29
40
41
20
13
2
0
0
0
0

High Clouds (% Sky Obscured)

61
12
4
3
1
3
3
0
0
0
17
69
80
55
19
2
0
2
0
52
18
15
88
37

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
4
11
12
6
1
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
4
26
17
3
5
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
3
3
3
2
1
1
2
2
3
3
3
3
3
3
2
2
2
3
3
4
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
11
12
12
12
12
12
11
10
9
8
8
8
7
7
6
8
8
10
9
13
15
16

Dew Point (°C)

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

Relative Humidity (%)

95
95
92
95
95
95
95
95
95
95
98
98
98
98
96
98
96
96
98
96
91
80
59
48

Pressure (mb)

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

Ozone (du)

392
391
388
390
390
392
392
389
384
378
375
372
371
368
359
356
352
348
346
343
342
342
341
339

Saturday 16

New Moon 0%

05:28

20:34

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

Sun - Rise: 05:23, Set: 20:09, Transit: 12:46. Moon - Rise: 05:28, Set: 20:34. Civil Dark: 20:42 - 04:50. Nautical Dark: 21:24 - 04:08. Astro Dark: 22:12 - 03:19

Total Clouds (% Sky Obscured)

57
2
66
65
8
60
55
49
51
76
95
100
96
100
98
100
100
90
67
62
50
51
56
22

Low Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
20
38
80
85
79
86
86
14
17
8
7
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
36
39
48
69
84
95
40
21
12
13
2
31
2
0
0
8
17
11

High Clouds (% Sky Obscured)

29
2
24
30
5
40
39
41
51
71
93
56
73
100
87
94
100
62
30
25
35
25
22
5

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
1
10
36
60
56
39
4
1
2
2
2
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
20
22
22
22
22
22
21
18
17
17
17
16
15
15
16
15
15
15
17
18
19
21
22

Feels Like (°C)

18
19
20
20
20
21
22
22
18
18
16
16
15
14
15
15
14
14
15
16
17
17
17
19

Dew Point (°C)

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

Relative Humidity (%)

38
33
33
35
39
46
53
68
78
83
82
75
71
74
80
80
78
80
85
78
69
53
46
42

Pressure (mb)

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

Ozone (du)

336
334
332
331
330
329
328
326
326
327
328
326
328
330
330
331
332
332
335
337
337
338
340
348

Sunday 17

Waxing Crescent 1%

06:23

21:55

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

Sun - Rise: 05:22, Set: 20:10, Transit: 12:46. Moon - Rise: 06:23, Set: 21:55. Civil Dark: 20:43 - 04:49. Nautical Dark: 21:25 - 04:07. Astro Dark: 22:13 - 03:18

Total Clouds (% Sky Obscured)

26
37
42
39
39
38
38
3
1
38
57
38
100
100
100
98
100
97
87
74
25
89
31
26

Low Clouds (% Sky Obscured)

1
3
12
21
23
15
5
0
0
0
0
0
3
18
21
22
25
25
18
2
7
12
12
9

Medium Clouds (% Sky Obscured)

19
29
32
26
20
0
0
0
0
0
0
0
0
0
0
0
0
20
10
37
25
30
21
16

High Clouds (% Sky Obscured)

0
0
0
0
1
31
38
1
0
17
28
35
100
100
100
94
100
90
76
57
10
70
6
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
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)

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

Chance of Frost

Temperature (°C)

23
23
24
24
24
24
23
21
18
16
14
12
11
10
10
9
9
8
8
11
13
16
18
20

Feels Like (°C)

21
21
22
22
23
23
22
22
19
17
13
12
11
9
9
9
8
7
8
10
13
17
17
20

Dew Point (°C)

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

Relative Humidity (%)

38
35
33
32
35
41
49
64
76
83
87
87
90
88
90
90
90
91
88
80
69
62
56
50

Pressure (mb)

1015
1015
1016
1015
1015
1016
1016
1018
1019
1020
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025
1025
1025
1024
1024

Ozone (du)

348
349
349
347
344
343
342
341
340
340
341
340
340
340
340
339
341
341
339
337
335
334
334
334

Monday 18

Waxing Crescent 6%

07:32

23:05

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

Sun - Rise: 05:21, Set: 20:11, Transit: 12:46. Moon - Rise: 07:32, Set: 23:05. Civil Dark: 20:44 - 04:48. Nautical Dark: 21:26 - 04:05. Astro Dark: 22:15 - 03:16

Total Clouds (% Sky Obscured)

67
76
75
77
79
65
7
0
0
0
0
3
2
25
37
51
62
46
47
38
28
30
12
21

Low Clouds (% Sky Obscured)

65
71
74
77
79
65
6
0
0
0
0
0
0
0
6
13
24
22
21
15
11
6
0
7

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
0
0
0
0
0
3
2
2
0
1
1
4
5
1
0
0
0
10

High Clouds (% Sky Obscured)

7
17
23
28
6
5
2
0
0
0
0
0
0
5
5
5
4
1
2
3
4
5
5
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
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
1
1
9
0
0
0
0
0
0
1
0
0
1
2
1
0
0
0
0
0
1

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

Chance of Frost

Temperature (°C)

22
24
24
25
25
26
25
24
22
20
18
17
16
16
15
15
15
14
15
17
19
22
25
27

Feels Like (°C)

22
23
24
25
27
27
27
27
25
22
20
19
18
17
15
15
14
14
16
19
22
25
25
27

Dew Point (°C)

11
13
15
17
19
20
20
19
19
18
17
16
16
15
15
14
14
14
15
16
16
15
14
14

Relative Humidity (%)

48
50
57
60
68
68
71
75
87
91
90
92
95
96
96
96
98
96
96
89
78
64
51
44

Pressure (mb)

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

Ozone (du)

334
334
335
335
333
331
327
325
324
324
323
324
325
323
322
320
321
323
325
327
326
323
322
323

Tuesday 19

Waxing Crescent 13%

08:49

00:00

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

Sun - Rise: 05:20, Set: 20:12, Transit: 12:46. Moon - Rise: 08:49, Set: 00:00. Civil Dark: 20:45 - 04:47. Nautical Dark: 21:28 - 04:04. Astro Dark: 22:17 - 03:14

Total Clouds (% Sky Obscured)

35
41
37
44
25
36
49
36
43
35
32
35
48
61
63
39
19
43
67
92
77
64
49
50

Low Clouds (% Sky Obscured)

16
27
17
9
0
0
0
0
0
0
0
0
0
0
0
0
0
12
24
36
38
38
39
26

Medium Clouds (% Sky Obscured)

20
29
27
24
22
16
9
4
3
2
29
14
40
59
14
14
19
43
35
12
11
11
11
9

High Clouds (% Sky Obscured)

2
1
1
4
1
13
33
33
33
32
30
35
45
52
63
39
19
43
67
92
77
64
49
35

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
2
6
4
1
3
6
1
2
4
18
2
0
0
1
2
1
3
3
1
1
1
0
2

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

Chance of Frost

Temperature (°C)

29
31
32
32
32
32
30
28
26
24
22
21
21
21
21
20
20
20
21
23
25
26
27
28

Feels Like (°C)

28
29
31
31
32
32
30
28
28
25
23
22
22
22
22
21
21
21
21
21
21
27
26
26

Dew Point (°C)

14
16
18
17
18
19
19
20
20
20
20
19
19
19
18
17
17
16
17
18
19
17
16
14

Relative Humidity (%)

41
42
44
39
42
47
51
59
69
80
87
88
91
88
80
80
80
80
76
73
69
59
50
41

Pressure (mb)

1016
1016
1015
1014
1014
1013
1013
1013
1013
1013
1013
1014
1014
1013
1013
1012
1012
1012
1011
1011
1011
1011
1011
1010

Ozone (du)

323
324
324
324
324
324
322
323
325
325
325
326
326
324
323
323
324
324
325
325
326
325
324
322

Wednesday 20

Waxing Crescent 23%

10:09

00:42

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:19, Set: 20:13, Transit: 12:47. Moon - Rise: 10:09, Set: 00:42. Civil Dark: 20:46 - 04:46. Nautical Dark: 21:29 - 04:03. Astro Dark: 22:19 - 03:13

Total Clouds (% Sky Obscured)

51
52
63
73
85
80
80
85
87
89
92
91
90
92
96
99
100
100
100
100
93
82
69
68

Low Clouds (% Sky Obscured)

13
0
0
0
0
0
0
5
20
34
53
57
58
54
48
40
27
22
19
19
22
22
21
16

Medium Clouds (% Sky Obscured)

8
6
21
39
57
69
80
85
87
89
88
91
90
92
95
93
91
94
97
100
93
82
69
68

High Clouds (% Sky Obscured)

42
49
63
73
78
53
41
34
26
52
62
66
42
75
61
73
95
95
95
95
69
39
3
4

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

4
4
41
52
52
45
45
32
36
45
26
33
33
12
13
9
0
0
0
0
2
3
3
5

Precipitation Amount (mm)

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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

28
28
28
27
25
24
22
20
18
17
15
14
13
12
11
10
9
9
9
9
9
10
11
11

Feels Like (°C)

27
27
28
29
27
26
25
24
23
16
16
16
16
15
15
10
10
10
9
9
9
6
7
7

Dew Point (°C)

14
13
13
14
15
16
15
14
13
13
12
11
10
9
8
6
3
1
0
-0
-1
-1
0
1

Relative Humidity (%)

40
39
39
44
52
60
64
67
72
76
79
83
83
83
84
74
66
58
54
52
49
48
49
48

Pressure (mb)

1010
1009
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013
1013
1013
1014
1014
1015
1015
1016
1017
1017
1018
1018
1018

Ozone (du)

322
323
323
321
319
317
316
315
314
314
314
314
314
315
316
316
317
318
319
320
322
323
323
324

Thursday 21

Waxing Crescent 33%

11:25

01:14

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 OK
02 OK
03 OK
04 Good
05 OK
06 Good
07 Good

Sun - Rise: 05:18, Set: 20:14, Transit: 12:47. Moon - Rise: 11:25, Set: 01:14. Civil Dark: 20:47 - 04:45. Nautical Dark: 21:30 - 04:02. Astro Dark: 22:20 - 03:11

Total Clouds (% Sky Obscured)

76
80
85
90
90
95
95
90
90
90
85
68
54
39
29
19
9
8
7
6

Low Clouds (% Sky Obscured)

10
0
0
0
0
0
1
1
6
11
16
22
27
32
23
14
6
5
5
4

Medium Clouds (% Sky Obscured)

76
80
79
68
60
46
29
12
8
4
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

13
20
20
25
25
25
15
10
0
0
0
10
11
2
2
1
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

Fog (%)

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
10
11
10
11
11
11
7
7
7
7
7
6
4
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

45
43
40
41
41
41
44
48
52
56
61
68
68
69
69
76
82
89
74
62

Pressure (mb)

1017
1017
1017
1017
1017
1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1025
1025
1026
1026
1027

Ozone (du)

325
326
328
331
334
337
340
344
348
350
353
356
365
374
382
390
397
404
408
411

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 15/05/26 12:30:27. Forecast: 15/05/26 to 21/05/26. Timezone: UTC-4.00