Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 12

Waning Gibbous 54%

22:17

14:42

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:03, Set: 18:09, Transit: 12:36. Moon - Rise: 22:17, Set: 14:42. Civil Dark: 18:38 - 06:34. Nautical Dark: 19:12 - 06:01. Astro Dark: 19:45 - 05:28

Total Clouds (% Sky Obscured)

92
94
95
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
80
87
84
81
76
79
75
61
81
87
100
100
93
95
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

71
94
95
96
100
100
100
100
100
100
100
100
98
100
100
98
100
100
100
100
76
81
90
81

High Clouds (% Sky Obscured)

92
94
95
96
100
100
100
100
100
95
89
54
18
37
50
50
39
6
3
3
4
3
3
4

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

41
57
64
79
91
82
84
95
95
95
95
95
76
95
95
94
74
86
95
61
69
49
38
42

Precipitation Amount (mm)

0.2
0.4
0.6
0.6
0.6
0.4
0.3
1.1
1.3
2.4
1.4
0.7
0
1.7
2.2
0.6
0.3
0.6
1
0.2
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
83
83
81
80
78
77
76
74
84
87
87
85
90
93
93
91
93
93
93
93
93
91

Pressure (mb)

1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

290
289
290
290
291
291
290
292
294
295
293
291
290
289
288
286
287
288
289
291
291
289
287
287

Monday 13

Third Quarter 42%

23:30

15:19

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:04, Set: 18:07, Transit: 12:36. Moon - Rise: 23:30, Set: 15:19. Civil Dark: 18:36 - 06:35. Nautical Dark: 19:11 - 06:02. Astro Dark: 19:44 - 05:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
80
78

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
42
35

Medium Clouds (% Sky Obscured)

85
82
82
76
100
97
78
100
100
96
68
46
30
23
23
64
73
83
98
100
100
78
69
55

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
7
9
5
7
9
6
3
9
9
9
9
9
9
6
5
6
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
Very Light Rain
None
Very Light Rain
Light Rain
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

47
48
42
52
63
50
73
90
56
31
12
9
12
8
29
36
35
24
8
13
4
2
1
1

Precipitation Amount (mm)

0
0.2
0
0.3
0.7
0
0.5
1.3
0.5
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
93
95
93
93
96
96
95
95
95
93
91
93
96
96
96
95
95
95
95
95

Pressure (mb)

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

Ozone (du)

287
287
285
284
282
279
278
276
273
273
272
272
273
274
274
275
273
274
274
279
281
284
286
289

Tuesday 14

Waning Crescent 32%

00:44

15:47

19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 Bad
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 OK
17 OK
18 OK

Sun - Rise: 07:05, Set: 18:06, Transit: 12:35. Moon - Rise: 00:44, Set: 15:47. Civil Dark: 18:34 - 06:36. Nautical Dark: 19:09 - 06:03. Astro Dark: 19:42 - 05:30

Total Clouds (% Sky Obscured)

72
54
53
51
35
61
96
81
100
100
100
100
100
100
100
100
100
100
79
82
68
21
25
26

Low Clouds (% Sky Obscured)

47
29
35
23
0
0
0
0
1
1
8
14
12
10
20
21
30
31
11
19
24
21
24
17

Medium Clouds (% Sky Obscured)

57
47
52
51
22
0
0
0
0
0
47
76
100
100
91
100
25
25
6
30
25
0
0
0

High Clouds (% Sky Obscured)

0
0
0
13
28
52
96
81
100
100
100
100
100
100
100
100
100
100
65
11
28
0
0
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
1
1
1
1
1
1
1
1
1
1
1

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
3
3
3
3
3
3
2
3
3
3
4
5
7
8
11
10
11
12
13
13
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
12
12
11
11
11
8
7
7
7
7
7
7
7
7
5
5
5
5
5
5
6
6
5

Dew Point (°C)

11
11
11
10
10
9
8
8
7
7
7
8
9
8
7
5
3
1
-2
-2
-2
-1
0
0

Relative Humidity (%)

95
96
96
95
95
96
96
96
94
94
95
96
96
91
88
78
71
56
46
43
44
47
52
57

Pressure (mb)

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

Ozone (du)

289
289
291
292
293
294
294
293
292
290
290
291
294
294
298
299
304
305
309
312
313
312
313
316

Wednesday 15

Waning Crescent 22%

01:56

16:10

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

Sun - Rise: 07:06, Set: 18:04, Transit: 12:35. Moon - Rise: 01:56, Set: 16:10. Civil Dark: 18:33 - 06:38. Nautical Dark: 19:07 - 06:05. Astro Dark: 19:40 - 05:32

Total Clouds (% Sky Obscured)

22
25
23
21
20
26
35
40
43
38
38
41
46
41
36
32
25
15
5
4
2
0
0
0

Low Clouds (% Sky Obscured)

22
24
16
15
11
9
9
6
6
8
8
11
15
14
15
15
11
6
2
2
1
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
8
8
8
8
7
6
6
6
7
7
7
7
8
10
12
13
13
13
13
13
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
64
66
65
67
67
68
72
75
76
74
79
82
73
56
47
41
37
34
33
33
37
44
50

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014
1013
1013
1012
1012
1013
1013
1014

Ozone (du)

315
314
313
310
307
305
303
303
303
303
305
307
308
308
308
308
307
307
308
309
307
305
303
302

Thursday 16

Waning Crescent 14%

03:04

16:29

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

Sun - Rise: 07:08, Set: 18:03, Transit: 12:35. Moon - Rise: 03:04, Set: 16:29. Civil Dark: 18:31 - 06:39. Nautical Dark: 19:06 - 06:06. Astro Dark: 19:39 - 05:33

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
2
2
4
3
4
3
3
2
3
3
3
4
15
24

Low Clouds (% Sky Obscured)

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

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
9
22

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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

Chance of Frost

Temperature (°C)

7
5
4
4
3
2
2
1
1
1
0
0
0
1
5
8
10
11
12
13
13
13
12
9

Feels Like (°C)

4
3
1
2
1
0
0
-0
-1
-1
-2
-1
-1
0
2
3
3
4
5
6
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

55
58
57
60
67
68
68
69
70
73
74
77
80
74
67
62
56
52
50
46
48
51
54
61

Pressure (mb)

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

Ozone (du)

301
301
301
300
297
294
293
293
294
293
294
297
301
302
299
297
295
295
296
296
296
295
294
293

Friday 17

Waning Crescent 8%

04:10

16:47

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

Sun - Rise: 07:09, Set: 18:01, Transit: 12:35. Moon - Rise: 04:10, Set: 16:47. Civil Dark: 18:30 - 06:40. Nautical Dark: 19:04 - 06:07. Astro Dark: 19:37 - 05:34

Total Clouds (% Sky Obscured)

29
33
36
39
32
28
24
30
36
42
65
78
97
92
85
80
66
49
26
26
26
26
28
31

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
16
32
48
32
16
0
0
0
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
2
2
0
0
3
3
4
4
6
8
13
28
23
12
7
6
4
3
5
7
8
11

High Clouds (% Sky Obscured)

29
33
28
0
2
9
3
8
14
22
26
28
16
4
2
0
35
49
26
26
26
26
28
18

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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)

4
3
3
3
3
3
2
2
2
2
2
2
2
2
2
3
3
3
3
4
3
3
2
2

Chance of Frost

Temperature (°C)

6
3
3
2
2
2
2
2
2
2
2
3
3
4
7
10
12
14
16
18
17
17
16
14

Feels Like (°C)

9
9
2
2
2
2
2
3
2
2
2
2
2
2
3
4
5
6
7
9
17
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

70
82
83
85
88
88
88
89
89
89
89
86
82
79
66
55
46
42
38
35
39
44
51
55

Pressure (mb)

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

Ozone (du)

293
292
292
292
292
292
292
291
291
291
291
291
291
291
291
290
290
289
287
286
286
287
287
288

Saturday 18

Waning Crescent 3%

05:14

17:05

19 OK
20 OK
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
12 Bad
13 Bad

Sun - Rise: 07:10, Set: 17:59, Transit: 12:35. Moon - Rise: 05:14, Set: 17:05. Civil Dark: 18:28 - 06:41. Nautical Dark: 19:03 - 06:08. Astro Dark: 19:36 - 05:35

Total Clouds (% Sky Obscured)

31
45
58
70
78
85
97
95
91
90
81
73
64
72
79
86
89
93
98

Low Clouds (% Sky Obscured)

1
11
21
27
28
23
8
5
8
11
14
14
17
10
5
2
1
0
0

Medium Clouds (% Sky Obscured)

14
22
24
27
23
19
15
11
9
3
9
15
16
12
7
4
9
7
8

High Clouds (% Sky Obscured)

5
8
9
8
5
9
10
10
24
33
56
67
64
72
79
86
89
92
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

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)

1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
4
6
7
8

Chance of Frost

Temperature (°C)

11
9
9
8
7
7
7
6
6
6
6
5
5
6
8
11
14
16
17

Feels Like (°C)

16
15
8
8
7
7
7
7
4
4
4
4
3
3
6
7
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

60
65
68
70
72
74
74
75
76
76
76
75
75
74
65
56
49
45
40

Pressure (mb)

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

Ozone (du)

289
290
290
290
290
289
288
287
287
287
287
288
288
288
288
288
288
288
289

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

Generated: 12/10/25 19:23:00. Forecast: 12/10/25 to 18/10/25. Timezone: UTC-4.00