Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 15

Waning Crescent 19%

02:07

14:11

01 Bad
02 Bad
03 OK
04 Good
05 OK
06 Bad
07 OK
08 Bad
09 Bad
10 Bad
11 OK
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: 06:44, Set: 16:25, Transit: 11:35. Moon - Rise: 02:07, Set: 14:11. Civil Dark: 16:56 - 06:14. Nautical Dark: 17:30 - 05:39. Astro Dark: 18:04 - 05:05

Total Clouds (% Sky Obscured)

64
51
41
2
18
44
35
53
54
57
36
91
77
79
96
100
92
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
2
1
1
18
11
2
17
49
43
36
18
9
6
10
0
0
0
0
43
85
84
92
97

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
1
77
54
63
84
49
74
65
86
97
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
2
44
35
53
19
27
3
54
20
61
89
100
86
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
3
2
2
1
1

Fog (%)

0
0
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
1
2
1
0
0
0
0
0
0
0
0
0
0
2
35
88
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1
0.8
2.3
1.4
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
92
92
92
89
78
61
50
44
40
41
41
48
58
66
73
80
89
96
96
98
98

Pressure (mb)

1013
1013
1013
1013
1012
1012
1012
1012
1011
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000
999
997
995
993
991

Ozone (du)

322
320
317
313
309
304
301
300
298
297
296
297
297
294
295
294
292
296
298
297
294
293
292
290

Sunday 16

Waning Crescent 12%

03:10

14:29

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

Sun - Rise: 06:46, Set: 16:24, Transit: 11:35. Moon - Rise: 03:10, Set: 14:29. Civil Dark: 16:55 - 06:15. Nautical Dark: 17:29 - 05:40. Astro Dark: 18:03 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
89
78
74
88
84
68
70
66
43
35
66
38
79
74
86
95
67
91

Low Clouds (% Sky Obscured)

100
100
100
100
100
99
85
78
74
88
79
59
59
20
19
24
62
20
60
46
52
62
26
24

Medium Clouds (% Sky Obscured)

100
91
100
29
33
51
70
67
50
11
16
13
18
40
32
21
18
13
63
62
80
90
40
81

High Clouds (% Sky Obscured)

100
100
100
60
60
55
45
27
30
6
0
0
0
0
0
0
0
0
0
0
0
0
0
3

ISS Passover

Visibility (miles)

1
0
0
0
0
2
3
5
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

74
45
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
80
16
14
26
8
7
20
21
19
31
33
51
48
38
35
28
21
19
22
24
20
23

Precipitation Amount (mm)

1.1
1.3
0.4
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
3
2
2
4
9
11
12
14
14
13
13
13
13
12
11
11
12
12
12
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
98
94
96
95
93
90
86
82
83
82
83
83
86
78
84
83
81
77
77
81

Pressure (mb)

989
987
986
985
985
984
985
985
986
986
986
986
986
987
988
989
990
991
991
991
992
992
992
993

Ozone (du)

290
294
294
297
298
301
305
307
310
313
310
312
314
324
330
332
340
344
340
337
337
340
343
342

Monday 17

Waning Crescent 6%

04:14

14:48

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

Sun - Rise: 06:47, Set: 16:23, Transit: 11:35. Moon - Rise: 04:14, Set: 14:48. Civil Dark: 16:54 - 06:16. Nautical Dark: 17:29 - 05:41. Astro Dark: 18:03 - 05:08

Total Clouds (% Sky Obscured)

91
75
90
78
80
92
98
57
38
50
57
56
39
55
85
86
81
58
20
14
12
13
12
12

Low Clouds (% Sky Obscured)

24
29
38
32
26
21
20
13
24
32
41
37
27
49
75
81
73
53
20
14
12
12
9
11

Medium Clouds (% Sky Obscured)

82
56
43
22
19
19
19
7
8
3
31
36
4
8
53
16
21
20
13
6
0
0
0
0

High Clouds (% Sky Obscured)

0
6
35
4
28
62
85
30
0
22
14
5
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
7
6
7
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 (%)

22
16
17
8
8
16
6
5
5
3
1
1
1
2
1
1
1
2
2
3
1
2
3
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)

13
13
12
13
13
13
13
14
14
14
14
14
14
13
12
12
12
11
11
11
11
11
10
10

Chance of Frost

Temperature (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-1
0
1
2
2
2
1
1
0
-1
-1
-1
-2
-2
-2
-2

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-5
-5
-5
-5
-4
-5
-5
-5
-6
-5
-6
-6
-6
-6

Relative Humidity (%)

81
81
81
81
78
78
76
71
68
65
64
63
63
64
66
69
70
71
72
74
74
74
74
74

Pressure (mb)

993
994
994
995
996
997
998
998
999
1000
1000
1000
1001
1002
1003
1004
1005
1007
1007
1008
1009
1009
1010
1010

Ozone (du)

341
342
344
347
346
344
344
347
352
351
350
350
350
352
353
353
352
353
351
344
338
334
330
322

Tuesday 18

Waning Crescent 3%

05:18

15:10

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

Sun - Rise: 06:48, Set: 16:22, Transit: 11:35. Moon - Rise: 05:18, Set: 15:10. Civil Dark: 16:53 - 06:17. Nautical Dark: 17:28 - 05:42. Astro Dark: 18:02 - 05:09

Total Clouds (% Sky Obscured)

28
9
8
8
8
9
13
16
18
36
45
39
23
13
9
2
1
1
1
1
1
1
2
2

Low Clouds (% Sky Obscured)

27
7
6
6
6
6
6
6
8
36
45
39
23
13
9
2
1
1
1
1
1
1
2
2

Medium 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

High 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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
75
73
73
72
71
71
66
63
60
57
55
54
57
62
67
74
75
77
78
79
82
87
91

Pressure (mb)

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

Ozone (du)

318
313
307
304
302
303
303
301
298
298
299
299
297
296
296
296
296
297
299
301
301
303
302
299

Wednesday 19

Waning Crescent 1%

06:23

15:36

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

Sun - Rise: 06:49, Set: 16:22, Transit: 11:36. Moon - Rise: 06:23, Set: 15:36. Civil Dark: 16:53 - 06:18. Nautical Dark: 17:28 - 05:44. Astro Dark: 18:01 - 05:10

Total Clouds (% Sky Obscured)

2
2
4
15
21
17
7
2
2
17
26
42
13
13
16
11
7
3
25
35
50
50
50
49

Low Clouds (% Sky Obscured)

2
2
1
1
1
1
1
1
1
9
15
28
13
4
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
1
7
21
17
7
0
0
0
0
20
4
2
1
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
25
45
45

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
1
1
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)

2
2
1
2
1
2
2
2
2
4
4
5
5
7
6
4
4
3
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
92
92
92
94
92
83
69
60
56
56
57
63
69
74
78
84
89
91
91
92
91
91

Pressure (mb)

1023
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1025
1024
1024
1024
1025
1025
1026
1027
1027
1027
1028
1028
1028

Ozone (du)

299
296
296
297
297
298
299
299
302
304
315
317
318
314
311
307
305
303
301
300
298
297
298
298

Thursday 20

New Moon 0%

07:27

16:09

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

Sun - Rise: 06:51, Set: 16:21, Transit: 11:36. Moon - Rise: 07:27, Set: 16:09. Civil Dark: 16:52 - 06:20. Nautical Dark: 17:27 - 05:45. Astro Dark: 18:01 - 05:11

Total Clouds (% Sky Obscured)

49
44
40
30
25
21
21
22
23
36
48
56
58
56
62
49
34
19
55
79
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
21
22
23
36
48
56
57
52
38
33
33
19
55
57
57
43
19
15

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
2
1
1
0
1
11
11

High Clouds (% Sky Obscured)

49
44
40
30
25
21
21
22
23
32
48
42
58
56
62
49
34
19
55
79
88
80
74
69

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 (%)

1
1
0
0
0
1
15
22
29
30
25
12
9
4
0
0
0
0
0
0
0
2
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
91
91
91
91
79
69
60
56
54
51
57
64
73
78
83
89
89
89
91
91
91

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1027
1027
1027
1027
1027
1026
1026
1026

Ozone (du)

299
298
296
295
293
292
290
290
291
291
290
289
289
288
287
287
286
285
284
283
283
282
279
277

Friday 21

Waxing Crescent 2%

08:29

16:49

Sun - Rise: 06:52, Set: 16:20, Transit: 11:36. Moon - Rise: 08:29, Set: 16:49. Civil Dark: 16:51 - 06:21. Nautical Dark: 17:26 - 05:46. Astro Dark: 18:00 - 05:12

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 15/11/25 01:12:57. Forecast: 15/11/25 to 21/11/25. Timezone: UTC-5.00