Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

New Moon 2%

08:20

16:05

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

Sun - Rise: 06:44, Set: 16:17, Transit: 11:30. Moon - Rise: 08:20, Set: 16:05. Civil Dark: 16:47 - 06:14. Nautical Dark: 17:22 - 05:39. Astro Dark: 17:56 - 05:05

Total Clouds (% Sky Obscured)

72
60
52
17
3
8
32
56
64
62
80
100
100
47
61
70
20
64
83
77
67
50
58
64

Low Clouds (% Sky Obscured)

41
24
28
0
0
0
32
56
64
62
59
58
60
47
60
60
0
55
64
38
0
0
6
37

Medium Clouds (% Sky Obscured)

19
23
21
12
2
6
0
0
0
0
0
0
0
1
0
0
0
1
37
39
41
26
24
26

High Clouds (% Sky Obscured)

4
6
2
0
0
0
0
2
2
44
49
100
100
1
12
15
20
25
20
38
35
35
45
55

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
9
9
19
13
29
42
54
57
54
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
82
86
87
89
89
89
91
92
94
92
91
87
84
81
78
70
61
59
57
57
59
63
68

Pressure (mb)

1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1020
1019
1019
1020
1020
1019
1019
1018
1017
1015
1013
1013
1013

Ozone (du)

288
292
290
294
293
290
290
290
297
297
296
295
292
291
294
294
298
297
297
294
293
295
295
291

Friday 21

Waxing Crescent 6%

09:17

16:46

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:46, Set: 16:16, Transit: 11:30. Moon - Rise: 09:17, Set: 16:46. Civil Dark: 16:47 - 06:15. Nautical Dark: 17:21 - 05:40. Astro Dark: 17:55 - 05:06

Total Clouds (% Sky Obscured)

64
97
78
92
91
90
100
100
100
100
100
100
55
100
100
100
100
88
95
98
89
79
90
80

Low Clouds (% Sky Obscured)

64
83
58
43
15
29
53
25
56
53
5
5
5
19
23
12
1
7
28
39
41
53
64
57

Medium Clouds (% Sky Obscured)

27
19
0
0
0
0
37
40
40
45
45
55
55
100
100
100
100
88
94
98
55
66
18
30

High Clouds (% Sky Obscured)

7
60
61
89
91
90
100
100
100
98
100
100
40
100
100
100
90
20
20
25
56
24
24
12

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
5
3
7
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
6
33
78
95
78
43
14
2
0
0
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
0.9
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
88
91
86
88
91
91
94
94
94
93
93
94
96
96
94
91
83
78
66
62
51
51
52

Pressure (mb)

1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

286
286
285
286
287
289
291
290
288
286
287
286
285
285
285
285
285
282
280
279
279
280
278
276

Saturday 22

Waxing Crescent 11%

10:06

17:35

16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 OK
00 Bad
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 Bad
14 OK
15 Bad

Sun - Rise: 06:47, Set: 16:15, Transit: 11:31. Moon - Rise: 10:06, Set: 17:35. Civil Dark: 16:46 - 06:16. Nautical Dark: 17:21 - 05:41. Astro Dark: 17:55 - 05:07

Total Clouds (% Sky Obscured)

41
33
25
0
7
0
1
29
52
29
22
22
59
65
52
84
70
50
94
100
97
96
48
98

Low Clouds (% Sky Obscured)

41
31
21
0
6
0
0
6
4
16
22
1
1
1
2
1
0
0
0
0
0
22
11
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
4
4
4
17
19
32
72
56
26
84
99
97
95
36
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
6
10
4
1
16
59
65
5
18
70
50
75
74
52
37
21
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-4
-4
-5
-5
-5
-5
-5
-5
-6
-7
-7
-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-8

Relative Humidity (%)

55
57
56
58
65
69
71
74
74
71
72
73
76
78
76
73
64
53
47
43
40
39
35
39

Pressure (mb)

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

Ozone (du)

277
277
280
281
281
281
282
283
284
284
286
287
290
291
293
296
299
301
305
307
307
308
309
308

Sunday 23

Waxing Crescent 18%

10:47

18:33

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

Sun - Rise: 06:48, Set: 16:15, Transit: 11:31. Moon - Rise: 10:47, Set: 18:33. Civil Dark: 16:46 - 06:17. Nautical Dark: 17:21 - 05:42. Astro Dark: 17:54 - 05:08

Total Clouds (% Sky Obscured)

74
83
84
88
76
95
79
47
41
22
20
2
3
4
4
11
18
25
49
57
61
50
22
14

Low Clouds (% Sky Obscured)

16
10
5
36
50
79
67
39
36
18
18
1
1
1
2
11
18
25
42
46
48
38
22
14

Medium Clouds (% Sky Obscured)

25
23
24
22
24
95
18
10
2
1
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
7
11
13
12
11
8
6
5
0
0
1
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
4
4
4
4
4
4
5
5
5
5
6
8
9
8
9
10
11
12
11
11
10
10

Chance of Frost

Temperature (°C)

4
3
2
2
2
1
2
2
1
1
1
1
1
2
2
2
3
5
6
7
7
8
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

49
53
56
59
63
68
64
68
77
83
93
94
94
77
73
74
68
62
55
50
47
48
48
52

Pressure (mb)

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

Ozone (du)

309
309
312
315
317
317
318
319
321
324
326
328
329
328
327
328
329
331
327
324
320
314
312
308

Monday 24

Waxing Crescent 26%

11:21

19:36

16 Good
17 Good
18 Good
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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:49, Set: 16:14, Transit: 11:31. Moon - Rise: 11:21, Set: 19:36. Civil Dark: 16:45 - 06:18. Nautical Dark: 17:20 - 05:43. Astro Dark: 17:54 - 05:09

Total Clouds (% Sky Obscured)

10
5
1
29
60
85
100
100
100
100
91
98
97
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

10
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
5
6
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
29
60
86
90
86
99
97
94
92
95
97
100
99
97
96

High Clouds (% Sky Obscured)

0
0
0
29
60
85
100
100
100
100
91
98
97
100
100
100
100
100
100
100
100
70
60
95

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
3
5
6
7
7
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
62
66
71
67
69
75
81
77
72
71
77
78
78
77
72
67
62
56
54
51
50
52
55

Pressure (mb)

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

Ozone (du)

305
304
304
301
300
298
295
293
289
287
285
285
285
286
286
289
291
293
294
292
290
288
287
286

Tuesday 25

Waxing Crescent 26%

11:49

20:44

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:50, Set: 16:14, Transit: 11:32. Moon - Rise: 11:49, Set: 20:44. Civil Dark: 16:45 - 06:19. Nautical Dark: 17:20 - 05:44. Astro Dark: 17:53 - 05:10

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
99
98
97

Low Clouds (% Sky Obscured)

12
23
35
57
78
100
97
93
90
93
97
100
100
100
100
100
100
100
100
100
100
98
94
92

Medium Clouds (% Sky Obscured)

95
94
92
95
98
100
100
100
100
96
92
88
74
61
49
48
44
46
34
15
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
98
90
85
59
44
33
9
1
0
7
13
20
47
73
96
62
49
66

ISS Passover

Visibility (miles)

9
9
9
9
7
5
4
4
4
4
4
5
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
9
14
39
60
79
95
95
95
95
95
95
95
81
41
36
26
11
12
10
7
8
8
7

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.9
1.4
1.7
1.6
1.3
1
0.7
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-3
-3
-1
1
2
3
4
4
4
5
5
5
6
6
6
7
7
7
7
8
8
9

Relative Humidity (%)

59
60
62
64
73
82
93
94
96
96
96
98
98
98
98
98
98
98
98
98
96
98
98
98

Pressure (mb)

1025
1025
1026
1026
1025
1024
1024
1023
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1019
1018
1017
1017
1016
1016

Ozone (du)

285
284
284
284
283
282
281
284
286
288
288
288
287
287
286
285
284
282
281
279
278
276
274
272

Wednesday 26

Waxing Crescent 36%

12:13

21:52

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
12 Bad

Sun - Rise: 06:51, Set: 16:13, Transit: 11:32. Moon - Rise: 12:13, Set: 21:52. Civil Dark: 16:44 - 06:20. Nautical Dark: 17:19 - 05:45. Astro Dark: 17:53 - 05:11

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
100
100
99
100
100
100
99
99
98
96
95
93

Low Clouds (% Sky Obscured)

94
97
100
95
90
85
79
74
71
78
88
95
98
97
100
90
86
87
86
88
86

Medium Clouds (% Sky Obscured)

0
0
0
15
30
45
63
82
100
100
98
98
96
94
93
96
98
98
81
64
47

High Clouds (% Sky Obscured)

82
88
90
90
95
100
96
83
66
45
25
5
8
21
35
55
45
45
39
5
0

ISS Passover

Visibility (miles)

9
7
4
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6

Fog (%)

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

9
10
11
11
8
0
29
51
72
95
95
95
95
95
95
95
95
95
95
89
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.7
1.1
1.2
1.2
1.1
2.4
2.3
2.1
1.7
1
0.6
0.2

Wind Speed/Direction (mph)

3
3
3
3
2
3
3
4
4
4
4
3
3
3
3
4
4
5
7
9
12

Chance of Frost

Temperature (°C)

9
8
8
8
8
8
8
8
8
8
8
8
8
8
8
9
10
10
11
13
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
98
98
100
98
100
100
98
100
98
100
100
100
98
100
98
98
95
92

Pressure (mb)

1016
1016
1016
1016
1015
1014
1014
1013
1012
1011
1011
1010
1009
1008
1007
1007
1006
1005
1004
1003
1002

Ozone (du)

270
269
269
269
269
268
268
268
268
267
268
269
269
270
270
270
272
274
276
279
282

Forecast for Andover, Essex, United States of America (42.66,-71.14)

Generated: 20/11/25 16:09:04. Forecast: 20/11/25 to 26/11/25. Timezone: UTC-5.00