Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waning Gibbous 89%

20:40

09:54

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

Sun - Rise: 06:09, Set: 19:19, Transit: 12:44. Moon - Rise: 20:40, Set: 09:54. Civil Dark: 19:48 - 05:40. Nautical Dark: 20:23 - 05:05. Astro Dark: 21:00 - 04:29

Total Clouds (% Sky Obscured)

84
84
79
97
34
27
45
53
26
16
0
1
4
3
21
35
48
69
67
100
92
69
73
100

Low Clouds (% Sky Obscured)

1
3
0
4
0
9
0
15
0
0
0
1
4
3
21
27
36
25
0
0
0
0
12
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
18
3
11
29
44
88

High Clouds (% Sky Obscured)

57
50
47
53
29
14
30
35
24
16
0
0
0
0
4
12
15
35
39
100
90
59
59
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 (%)

8
1
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)

6
5
5
5
5
4
4
4
3
4
4
4
3
3
3
3
2
4
7
9
7
5
5
5

Chance of Frost

Temperature (°C)

22
21
19
17
16
16
15
15
15
18
20
22
24
25
25
26
27
27
26
23
21
18
18
18

Feels Like (°C)

21
20
18
17
16
16
16
14
15
19
21
23
25
26
26
27
28
27
25
21
19
18
19
19

Dew Point (°C)

15
14
14
14
13
14
13
13
13
13
11
9
8
7
7
8
8
8
11
13
14
12
12
13

Relative Humidity (%)

66
67
73
81
83
87
89
89
85
69
55
44
36
33
31
30
30
30
37
53
64
66
70
74

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1019
1019
1018
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

308
310
310
310
310
310
311
312
315
313
312
312
309
308
307
307
308
305
303
301
299
297
296
295

Monday 31

Waning Gibbous 82%

21:07

11:08

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:10, Set: 19:18, Transit: 12:44. Moon - Rise: 21:07, Set: 11:08. Civil Dark: 19:47 - 05:41. Nautical Dark: 20:21 - 05:06. Astro Dark: 20:58 - 04:30

Total Clouds (% Sky Obscured)

100
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
51
35
71
78
83
82
91
94
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
98
94
100
100
100
100
100
100
97
96
97
76
68
64
88
87
60
68
35
68
41
47
44

High Clouds (% Sky Obscured)

100
100
56
100
83
71
100
100
56
71
100
89
55
0
0
6
35
40
35
28
0
0
0
0

ISS Passover

Visibility (miles)

9
9
7
3
5
4
7
8
3
2
1
0
0
0
0
1
5
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
42
64
73
95
95
95
95
95
95
95
90
45
50
64
41
44
35
14
13
22
5
2
4

Precipitation Amount (mm)

0
0
0.4
0.4
1
1.7
1.2
1.4
1.1
0.6
0.7
0.4
0
0
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
19
18
18
18
18
18
18
19
19
19
19
19
19
18
18
18
18
18
18
17
17
17

Feels Like (°C)

18
18
19
19
20
19
20
20
20
20
21
20
21
21
20
19
19
19
18
18
18
18
18
18

Dew Point (°C)

13
14
16
18
18
18
18
18
18
19
19
19
19
19
18
18
18
18
18
17
17
17
17
17

Relative Humidity (%)

73
77
85
95
98
98
98
98
100
100
98
98
98
98
98
98
96
98
98
98
98
98
100
98

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1016
1017
1017
1017
1017
1017
1018
1018
1019
1019
1020

Ozone (du)

294
293
291
292
292
291
291
291
292
294
297
300
302
301
300
300
300
301
304
312
315
316
317
316

Tuesday 1

Waning Gibbous 72%

21:41

12:24

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:11, Set: 19:16, Transit: 12:43. Moon - Rise: 21:41, Set: 12:24. Civil Dark: 19:45 - 05:42. Nautical Dark: 20:19 - 05:08. Astro Dark: 20:56 - 04:31

Total Clouds (% Sky Obscured)

98
100
100
100
98
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
100
100
99
91
92
87
70
82
90
95
37
60
51
44
76
90
89
96
100
100
98
96
95

Medium Clouds (% Sky Obscured)

37
33
22
17
14
2
3
3
14
17
53
43
75
100
100
100
100
97
89
93
100
71
70
100

High Clouds (% Sky Obscured)

0
0
9
57
85
97
92
92
100
100
100
100
100
100
100
50
100
100
100
26
96
99
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
4
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
2
1
0
0
1
0
0
0
0
0
0
2
9
21
41
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
0.9
0.9
0.7
0.6
0.8
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
17
18
19
20
21
21
21
21
21
19
19
18
18
18
18
18

Feels Like (°C)

18
18
18
18
18
18
17
17
18
18
20
20
20
20
20
20
19
18
18
18
18
18
18
18

Dew Point (°C)

17
17
17
17
16
16
16
16
16
17
17
15
11
11
12
12
13
13
14
17
17
17
17
18

Relative Humidity (%)

96
96
95
95
93
93
92
93
92
90
85
70
54
52
53
56
62
68
72
95
95
95
95
96

Pressure (mb)

1020
1020
1020
1020
1020
1020
1021
1020
1020
1021
1021
1021
1021
1021
1020
1019
1019
1019
1018
1018
1018
1018
1018
1017

Ozone (du)

313
310
307
305
304
304
304
304
303
303
302
302
301
300
298
298
299
299
298
299
298
298
299
298

Wednesday 2

Waning Gibbous 61%

22:25

13:40

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 06:12, Set: 19:14, Transit: 12:43. Moon - Rise: 22:25, Set: 13:40. Civil Dark: 19:43 - 05:43. Nautical Dark: 20:17 - 05:09. Astro Dark: 20:53 - 04:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
94
88
70
61
57
54

Low Clouds (% Sky Obscured)

97
98
100
100
100
100
95
89
84
87
91
94
87
79
73
81
89
94
89
81
47
46
40
45

Medium Clouds (% Sky Obscured)

98
90
74
61
70
100
96
92
88
65
35
23
32
63
59
49
48
43
30
19
5
3
2
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
98
99
95
90
81
81
81
76
70
43
22
0

ISS Passover

Visibility (miles)

4
7
9
5
4
0
0
0
0
0
0
0
0
0
0
0
4
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
85
67
57
64
81
80
89
83
78
82
83
83
73
54
35
5

Precipitation Amount (mm)

1.1
0.7
1.1
1.3
1.3
2.2
3.3
1.7
0.3
0
0
0.4
0.7
0.5
0.5
0.3
0.2
0.3
0.4
0.5
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
19
19
19
19
20
21
21
21
22
21
21
21
21
20
19
19
19

Feels Like (°C)

18
17
17
17
18
18
19
19
20
21
22
22
22
22
23
23
22
22
22
22
22
22
22
22

Dew Point (°C)

18
17
17
18
18
18
18
18
19
19
19
20
20
21
21
21
21
21
20
20
19
19
18
18

Relative Humidity (%)

96
96
96
98
98
98
100
98
100
100
100
98
98
100
98
98
98
96
95
92
95
98
96
96

Pressure (mb)

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

Ozone (du)

297
297
298
297
296
297
297
296
299
301
302
305
307
309
309
309
310
310
310
312
313
314
316
315

Thursday 3

Waning Gibbous 49%

No Rise

14:51

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

Sun - Rise: 06:13, Set: 19:13, Transit: 12:43. Moon - Rise: No Rise, Set: 14:51. Civil Dark: 19:41 - 05:44. Nautical Dark: 20:16 - 05:10. Astro Dark: 20:51 - 04:34

Total Clouds (% Sky Obscured)

48
42
38
41
31
30
24
13
9
10
15
19
27
58
72
86
79
75
71
68
62
34
14
0

Low Clouds (% Sky Obscured)

48
42
38
41
31
30
24
13
0
6
9
14
14
57
72
43
40
42
47
45
41
29
14
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
6
5
5
8
10
14
9
5
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
2
1
0
1
4
4
36
36
37
36
34
31
17
9
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 (%)

5
4
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
1
1
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
4
4
4
4
4
4
5
7
10
10
11
11
9
8
8
8
7
6
6
5
5

Chance of Frost

Temperature (°C)

18
18
18
18
18
17
17
18
18
19
21
23
24
25
25
25
26
26
26
24
23
21
20
19

Feels Like (°C)

21
21
20
20
20
19
20
20
20
21
22
22
24
24
23
24
25
24
24
24
24
24
19
19

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
96
96
96
96
95
89
76
56
49
45
47
56
54
54
53
56
58
63
68
73

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011

Ozone (du)

312
311
310
308
308
308
308
310
311
313
313
312
311
311
314
311
312
312
313
313
313
313
313
313

Friday 4

Third Quarter 37%

23:20

15:54

23 Good
00 OK
01 OK
02 OK
03 OK
04 OK
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

Sun - Rise: 06:14, Set: 19:11, Transit: 12:42. Moon - Rise: 23:20, Set: 15:54. Civil Dark: 19:39 - 05:46. Nautical Dark: 20:14 - 05:11. Astro Dark: 20:49 - 04:36

Total Clouds (% Sky Obscured)

13
27
40
36
33
27
43
61
82
76
66
56
57
61
66
75
83
92
89
89
90
93
95
92

Low Clouds (% Sky Obscured)

2
4
6
9
11
14
28
46
72
70
63
48
46
43
41
55
64
67
66
61
60
56
52
48

Medium Clouds (% Sky Obscured)

4
7
13
12
13
14
17
18
22
19
19
16
23
36
46
56
64
72
62
52
37
44
54
65

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
17
33
51
54
53
56

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
6
4
5
5
6
7
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
4
1
10
17
23
36
46
55
51
47
45
39
29
12
17
16
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
17
16
16
16
15
16
17
18
20
21
22
23
23
24
23
22
21
20
20
19
18
17

Feels Like (°C)

20
20
19
19
17
17
17
17
17
17
19
19
20
20
21
21
24
24
23
22
20
19
17
16

Dew Point (°C)

14
14
15
15
15
15
15
15
15
15
16
16
17
17
16
16
16
16
16
15
13
11
11
10

Relative Humidity (%)

81
83
87
92
92
93
96
90
86
81
78
75
71
67
64
61
66
69
74
69
66
61
63
64

Pressure (mb)

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

Ozone (du)

313
314
315
317
321
325
330
329
328
327
327
326
326
326
327
327
327
326
326
327
327
328
328
328

Saturday 5

Waning Crescent 26%

00:28

16:45

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
19 OK

Sun - Rise: 06:15, Set: 19:09, Transit: 12:42. Moon - Rise: 00:28, Set: 16:45. Civil Dark: 19:38 - 05:47. Nautical Dark: 20:12 - 05:13. Astro Dark: 20:47 - 04:37

Total Clouds (% Sky Obscured)

91
91
92
89
85
82
76
79
85
89
95
97
98
96
96
94
91
89
70
52
33

Low Clouds (% Sky Obscured)

64
88
92
89
85
82
76
79
85
89
95
97
98
96
96
94
91
89
70
52
33

Medium Clouds (% Sky Obscured)

44
23
1
1
0
0
1
1
2
2
1
1
3
5
7
5
2
0
0
0
0

High Clouds (% Sky Obscured)

38
20
1
3
4
6
4
2
0
0
1
1
8
17
23
18
11
5
3
2
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

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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
19
6
15
11
3
15
13
4
8
6
2
6
4
2
4
6
8
8
7
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
16
15
15
15
15
16
16
17
18
19
19
19
20
20
20
20
19
17

Feels Like (°C)

15
15
15
15
13
13
12
13
13
13
15
15
16
17
16
16
18
17
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

66
68
71
73
74
74
74
73
72
71
71
71
71
70
69
68
68
66
65
71
77

Pressure (mb)

1016
1016
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021

Ozone (du)

327
328
329
330
331
333
334
333
333
332
331
330
329
328
328
327
328
328
329
328
328

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

Generated: 30/08/26 23:57:47. Forecast: 30/08/26 to 05/09/26. Timezone: UTC-4.00