Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 24

Waxing Crescent 18%

10:56

19:40

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

Sun - Rise: 06:57, Set: 16:18, Transit: 11:37. Moon - Rise: 10:56, Set: 19:40. Civil Dark: 16:50 - 06:25. Nautical Dark: 17:25 - 05:50. Astro Dark: 17:59 - 05:16

Total Clouds (% Sky Obscured)

68
63
65
74
77
67
46
44
31
20
21
26
48
91
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
46
65
71
76
67
46
44
31
0
1
1
27
1
0
0
0
0
0
0
0
1
25
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
20
20
21
26
29
39
54
61
86
92
100
100
81
75
87
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
15
84
100
100
100
100
100
100
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
5
2
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
5
7
8
9
9
8
6
3
2
2
1
2
2
3
3
2
2
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-1
0
0
1
2
2
2
1
0
-1
-2
-2
-5
-5
-6
-6
-5
-5
-5
-6
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

83
73
62
60
59
59
59
64
79
86
91
89
91
91
91
89
87
86
84
83
81
82
78
76

Pressure (mb)

1019
1020
1021
1021
1021
1021
1021
1022
1023
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

313
313
310
307
306
303
301
298
294
292
291
290
289
291
288
289
288
289
291
292
295
295
296
298

Tuesday 25

Waxing Crescent 27%

11:29

20:48

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
07 Bad

Sun - Rise: 06:58, Set: 16:18, Transit: 11:37. Moon - Rise: 11:29, Set: 20:48. Civil Dark: 16:49 - 06:26. Nautical Dark: 17:24 - 05:51. Astro Dark: 17:59 - 05:17

Total Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
45
50
50
55
52
39
69
63
74
77
99
97
98
97
98
99
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

73
44
100
99
93
97
96
97
90
100
100
100
100
100
100
100
100
81
63
53
86
42
46
27

High Clouds (% Sky Obscured)

90
100
100
100
100
100
100
100
100
100
100
100
25
30
35
17
0
0
50
34
0
0
1
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
6
5
2
1
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
20
0
6
15
27
41
78

Precipitation Type

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

Precipitation Probability (%)

1
0
1
0
0
3
0
6
4
4
19
87
95
95
95
95
95
66
58
40
33
9
10
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.5
1.1
1.6
1.5
1.5
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
5
5
6
4
4
4
4
4
3
4
3
3
2
1
1
1
1
1
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
73
71
66
64
63
66
71
78
83
82
82
89
94
98
98
100
100
100
98
100
100
98
100

Pressure (mb)

1024
1024
1024
1023
1022
1021
1020
1020
1020
1020
1020
1019
1019
1018
1017
1016
1015
1014
1013
1013
1012
1011
1011
1011

Ozone (du)

300
303
301
301
297
296
289
283
283
283
281
280
280
280
280
278
276
278
279
281
281
281
278
275

Wednesday 26

Waxing Crescent 36%

11:56

21:57

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
07 Bad

Sun - Rise: 06:59, Set: 16:17, Transit: 11:38. Moon - Rise: 11:56, Set: 21:57. Civil Dark: 16:49 - 06:27. Nautical Dark: 17:24 - 05:52. Astro Dark: 17:58 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
97
100
97
100
100
98
92
53
91
57
39
62
92
88
81
73
75
78

Low Clouds (% Sky Obscured)

100
100
100
100
100
96
97
100
97
100
100
97
88
49
78
57
17
42
21
18
13
7
22
36

Medium Clouds (% Sky Obscured)

58
36
45
72
73
45
47
7
16
24
26
19
27
45
57
57
0
2
3
6
5
4
3
14

High Clouds (% Sky Obscured)

4
7
15
24
14
9
0
0
2
45
10
0
0
0
0
4
36
33
83
52
50
51
60
68

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
3
9
8
9
9
9
9
9
9
9
9
9

Fog (%)

14
15
1
6
0
0
0
0
0
62
76
45
12
7
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 (%)

5
2
4
16
22
12
14
0
0
4
4
6
27
39
42
28
17
8
2
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
96
98
98
98
100
98
100
98
98
98
96
95
82
81
82
76
79
77
77
80
80

Pressure (mb)

1011
1011
1010
1009
1008
1007
1006
1006
1005
1005
1005
1004
1004
1003
1003
1003
1004
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

273
274
274
275
275
275
275
275
277
280
280
283
285
290
295
297
297
298
298
298
300
304
309
313

Thursday 27

Waxing Crescent 47%

12:20

23:07

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
07 Bad

Sun - Rise: 07:00, Set: 16:17, Transit: 11:38. Moon - Rise: 12:20, Set: 23:07. Civil Dark: 16:48 - 06:28. Nautical Dark: 17:24 - 05:53. Astro Dark: 17:58 - 05:19

Total Clouds (% Sky Obscured)

89
100
98
93
91
88
86
82
53
54
56
61
59
62
70
69
76
74
81
83
85
88
90
89

Low Clouds (% Sky Obscured)

62
8
41
90
91
88
86
82
12
12
14
27
24
31
36
25
26
28
28
34
41
59
62
61

Medium Clouds (% Sky Obscured)

17
56
92
19
10
29
25
35
33
27
24
26
26
30
44
58
66
66
65
63
67
71
75
58

High Clouds (% Sky Obscured)

77
94
71
22
0
2
0
0
0
0
0
0
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 (%)

2
3
5
8
17
9
19
2
4
4
4
5
6
6
13
14
7
24
29
22
28
30
23
24

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
9
10
11
11
11
10
9
9
9
9
9
9
9
10
10
10
9
9
10
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
66
61
57
58
59
61
62
64
68
72
68
66
68
66
66
69
67
68
67
68
67
72

Pressure (mb)

1006
1006
1005
1005
1004
1004
1004
1004
1003
1004
1004
1004
1004
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

316
316
320
321
320
319
321
321
320
321
321
323
325
327
328
330
333
349
366
378
385
382
379
370

Friday 28

First Quarter 57%

12:41

00:18

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 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 Good
05 Good
06 Good
07 Good

Sun - Rise: 07:01, Set: 16:16, Transit: 11:38. Moon - Rise: 12:41, Set: 00:18. Civil Dark: 16:48 - 06:29. Nautical Dark: 17:23 - 05:54. Astro Dark: 17:58 - 05:20

Total Clouds (% Sky Obscured)

86
87
89
89
90
85
95
99
89
62
43
41
36
34
30
28
22
20
19
19
15
11
8
7

Low Clouds (% Sky Obscured)

71
75
73
80
78
82
92
97
75
53
38
37
36
34
30
28
22
20
16
10
8
7
5
3

Medium Clouds (% Sky Obscured)

41
28
36
51
55
27
28
53
63
34
15
11
8
4
3
2
0
1
4
8
9
6
2
1

High Clouds (% Sky Obscured)

0
0
2
1
1
0
1
30
5
0
0
0
0
0
0
0
1
3
6
8
5
2
0
0

ISS Passover

Visibility (miles)

9
9
7
6
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 (%)

29
21
28
21
20
14
20
7
8
9
2
7
7
2
5
6
2
7
5
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
68
62
61
59
58
55
54
58
62
63
64
64
64
64
66
67
67
65
64
63
63
64
65

Pressure (mb)

1003
1003
1004
1004
1004
1005
1006
1007
1008
1009
1011
1012
1013
1014
1014
1015
1017
1018
1019
1019
1020
1021
1022
1024

Ozone (du)

359
355
354
353
355
354
352
349
349
345
340
332
334
336
338
341
343
346
344
343
341
340
340
339

Saturday 29

Waxing Gibbous 68%

13:01

01:31

08 Good
09 Good
10 OK
11 OK
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 OK
01 Good
02 Good
03 Good
04 Good
05 OK
06 OK
07 OK

Sun - Rise: 07:02, Set: 16:16, Transit: 11:39. Moon - Rise: 13:01, Set: 01:31. Civil Dark: 16:48 - 06:31. Nautical Dark: 17:23 - 05:55. Astro Dark: 17:57 - 05:21

Total Clouds (% Sky Obscured)

6
5
23
43
64
56
49
41
60
56
68
74
87
98
74
49
19
16
13
10
11
18
29
35

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

1
0
0
0
4
4
4
4
17
29
45
71
83
96
67
38
9
6
6
6
4
4
3
10

High Clouds (% Sky Obscured)

0
0
0
0
0
7
16
36
48
56
68
74
83
75
48
24
1
1
2
1
11
18
29
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
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
9
10
10
10
10
9
8
7
7
6
6
5
5
4
4
3
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-10
-11
-11
-11
-11
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-11
-10
-11
-11
-10

Relative Humidity (%)

60
56
52
47
44
40
42
45
48
50
53
57
58
59
60
61
64
64
64
64
65
65
67
69

Pressure (mb)

1024
1025
1026
1026
1026
1026
1027
1027
1028
1029
1030
1031
1031
1032
1032
1033
1033
1034
1034
1034
1035
1035
1036
1036

Ozone (du)

339
338
337
336
335
334
332
329
327
328
328
329
327
326
324
324
323
322
322
323
323
323
324
324

Sunday 30

Waxing Gibbous 79%

13:22

02:47

08 OK
09 OK
10 OK
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

Sun - Rise: 07:03, Set: 16:16, Transit: 11:39. Moon - Rise: 13:22, Set: 02:47. Civil Dark: 16:47 - 06:32. Nautical Dark: 17:23 - 05:56. Astro Dark: 17:57 - 05:22

Total Clouds (% Sky Obscured)

36
42
46
55
53
57
64
64
68
72
75
84
92
100
100
100
100

Low Clouds (% Sky Obscured)

9
12
14
13
5
4
7
10
9
5
0
6
8
12
6
7
8

Medium Clouds (% Sky Obscured)

11
12
16
18
20
23
41
45
48
43
30
42
51
63
64
63
66

High Clouds (% Sky Obscured)

36
42
46
55
53
57
36
10
19
21
14
36
67
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

Fog (%)

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
54
48
47
46
45
51
57
63
66
71
74
74
75
75
74
74

Pressure (mb)

1036
1037
1037
1036
1036
1035
1035
1035
1035
1035
1035
1035
1035
1034
1034
1033
1033

Ozone (du)

323
322
322
321
321
321
320
319
318
317
316
314
314
313
313
312
312

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

Generated: 24/11/25 08:23:27. Forecast: 24/11/25 to 30/11/25. Timezone: UTC-5.00