Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 31

Waning Gibbous 83%

20:44

11:58

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:17, Set: 20:03, Transit: 13:10. Moon - Rise: 20:44, Set: 11:58. Civil Dark: 20:41 - 05:39. Nautical Dark: 21:29 - 04:51. Astro Dark: 22:28 - 03:55

Total Clouds (% Sky Obscured)

100
100
99
100
86
83
83
83
94
100
100
100
98
100
100
100
100
100
100
100
99
97
100
100

Low Clouds (% Sky Obscured)

31
46
67
74
75
78
80
59
69
85
93
91
94
82
74
57
69
67
91
91
73
95
90
90

Medium Clouds (% Sky Obscured)

100
86
78
63
52
15
7
15
5
27
100
98
94
91
65
73
73
100
98
95
94
48
89
40

High Clouds (% Sky Obscured)

100
92
88
55
16
3
15
51
81
100
100
100
52
100
100
100
100
100
100
100
65
65
100
98

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
32
36
67
84
0
0
0
9
0
31

Precipitation Type

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

Precipitation Probability (%)

41
4
0
0
0
0
2
1
1
2
4
10
9
15
20
13
19
38
53
59
69
60
45
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
0.5
0.3
0
0

Wind Speed/Direction (mph)

10
9
7
6
7
8
8
9
10
11
12
13
14
16
17
17
17
16
15
14
13
13
12
11

Chance of Frost

Temperature (°C)

12
12
11
10
10
10
11
11
11
11
12
13
14
14
15
15
15
15
15
15
14
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
75
80
81
80
83
88
91
96
95
92
90
92
89
79
75
74
79
86
90
90
89
92
92

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1015
1015

Ozone (du)

329
332
331
328
327
327
330
328
329
328
327
327
328
327
328
327
326
326
327
327
326
325
327
328

Tuesday 1

Waning Gibbous 74%

21:00

13:31

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:19, Set: 20:00, Transit: 13:09. Moon - Rise: 21:00, Set: 13:31. Civil Dark: 20:38 - 05:41. Nautical Dark: 21:26 - 04:53. Astro Dark: 22:24 - 03:59

Total Clouds (% Sky Obscured)

79
99
100
97
92
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
98
95
100
97

Low Clouds (% Sky Obscured)

63
95
99
91
87
94
94
95
73
84
83
88
75
88
83
95
89
90
100
100
97
93
100
92

Medium Clouds (% Sky Obscured)

41
81
34
51
21
17
30
44
24
30
84
66
93
100
100
100
100
99
100
72
85
36
22
16

High Clouds (% Sky Obscured)

9
0
4
4
5
2
48
100
100
100
100
100
100
100
99
90
87
100
61
57
8
30
42
57

ISS Passover

Visibility (miles)

9
7
6
4
7
7
5
4
5
5
9
4
4
9
9
9
5
4
3
9
9
9
1
0

Fog (%)

56
81
89
90
77
90
88
88
98
99
98
98
35
10
0
0
0
0
0
0
0
0
58
59

Precipitation Type

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

Precipitation Probability (%)

17
36
44
43
22
23
21
18
7
6
16
16
25
35
53
86
95
92
95
85
46
19
23
20

Precipitation Amount (mm)

0
0
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0.5
0.9
0.7
0.8
0.7
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
14
14
14
14
14
14
14
14
14
14
15
15
15
15
15
15
15
15
15
15
15
15

Feels Like (°C)

11
12
12
12
12
11
11
12
13
13
13
13
14
13
14
14
14
15
15
14
14
14
15
15

Dew Point (°C)

13
13
13
13
13
13
12
12
13
13
13
13
13
13
13
13
14
15
15
15
15
14
15
15

Relative Humidity (%)

95
98
96
95
95
95
92
92
95
98
93
89
89
89
87
86
90
98
98
100
98
98
98
98

Pressure (mb)

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

Ozone (du)

326
327
328
330
330
331
328
326
326
325
325
324
321
321
320
317
314
311
310
312
309
309
310
310

Wednesday 2

Waning Gibbous 63%

21:26

15:04

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:21, Set: 19:57, Transit: 13:09. Moon - Rise: 21:26, Set: 15:04. Civil Dark: 20:35 - 05:43. Nautical Dark: 21:23 - 04:55. Astro Dark: 22:20 - 04:02

Total Clouds (% Sky Obscured)

99
100
100
100
94
100
100
93
88
100
100
100
100
98
100
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
81
98
91
92
85
89
76
59
61
73
53
62
67
80
77
78
89
88
86
91
86
82
75

Medium Clouds (% Sky Obscured)

15
8
26
3
0
0
14
59
23
65
45
44
42
82
48
55
62
83
93
100
100
100
100
100

High Clouds (% Sky Obscured)

92
81
100
100
80
100
100
70
71
100
100
100
100
87
97
81
100
100
82
100
100
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
6
9
9
9
9
9
9
9
9
9
9
3
2
4
6
6
3

Fog (%)

82
45
98
63
61
87
72
28
4
34
9
2
1
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

29
19
9
7
41
30
21
22
9
17
9
14
12
0
4
22
36
69
95
95
95
79
90
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.9
0.9
0.8
0.5
0.5
0.7

Wind Speed/Direction (mph)

9
10
11
11
11
11
11
11
11
11
11
12
12
13
14
14
13
12
13
12
10
8
7
7

Chance of Frost

Temperature (°C)

16
16
16
16
16
16
16
16
15
14
13
14
14
15
16
17
16
16
16
15
15
15
14
14

Feels Like (°C)

15
15
15
15
15
14
14
14
13
11
10
11
12
12
13
13
13
14
13
13
13
14
13
14

Dew Point (°C)

16
16
16
16
16
16
15
15
14
13
12
13
12
11
11
11
12
14
15
15
15
14
14
14

Relative Humidity (%)

98
98
98
98
98
98
96
98
96
93
92
92
86
78
72
68
78
86
93
98
96
96
96
98

Pressure (mb)

1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010

Ozone (du)

309
310
310
309
309
312
315
320
318
317
315
314
311
311
309
306
304
304
301
300
300
298
297
298

Thursday 3

Waning Gibbous 51%

No Rise

16:28

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
19 Bad
20 Bad
21 OK

Sun - Rise: 06:22, Set: 19:55, Transit: 13:09. Moon - Rise: No Rise, Set: 16:28. Civil Dark: 20:33 - 05:45. Nautical Dark: 21:20 - 04:58. Astro Dark: 22:17 - 04:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
95
90
85
81
80
78
83
74
40
90
80
87
78
61
40

Low Clouds (% Sky Obscured)

76
78
80
83
87
91
91
91
88
81
74
66
67
69
70
66
60
40
45
39
37
38
38
40

Medium Clouds (% Sky Obscured)

100
100
100
90
80
63
54
52
50
44
37
28
17
8
0
4
8
11
8
4
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
85
70
60
60
55
60
65
44
0
80
70
80
66
37
0

ISS Passover

Visibility (miles)

0
0
2
3
2
2
1
1
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

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

Precipitation Probability (%)

95
95
76
54
25
16
21
26
21
42
65
94
85
67
27
31
24
8
14
9
6
7
7
0

Precipitation Amount (mm)

1.2
1
0.3
0
0
0
0
0
0
0
0.3
0.9
0.7
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
7
7
8
9
10
12
12
13
14
16
16
16
17
18
18
18
17
16
16
15
14

Chance of Frost

Temperature (°C)

14
14
13
14
14
13
13
13
14
14
14
14
14
14
14
15
15
16
16
15
14
14
12
12

Feels Like (°C)

14
13
12
12
11
11
10
10
10
10
10
10
10
10
10
10
10
11
12
10
9
8
7
7

Dew Point (°C)

14
13
13
13
13
13
13
13
13
13
12
12
12
11
12
10
9
9
9
9
9
9
8
8

Relative Humidity (%)

98
98
98
96
98
96
96
96
95
93
92
92
87
82
84
74
68
66
65
68
69
71
76
77

Pressure (mb)

1009
1008
1008
1008
1007
1007
1006
1006
1006
1006
1006
1007
1007
1007
1008
1009
1009
1009
1010
1011
1011
1013
1014
1015

Ozone (du)

297
298
304
309
308
311
314
316
319
325
326
327
327
328
329
327
333
335
334
334
332
333
334
338

Friday 4

Third Quarter 39%

22:09

17:33

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:24, Set: 19:52, Transit: 13:08. Moon - Rise: 22:09, Set: 17:33. Civil Dark: 20:30 - 05:47. Nautical Dark: 21:17 - 05:00. Astro Dark: 22:13 - 04:07

Total Clouds (% Sky Obscured)

52
81
99
93
83
71
78
91
100
100
100
99
84
71
84
87
86
85
82
61
46
54
72
90

Low Clouds (% Sky Obscured)

45
54
57
59
63
66
64
67
66
68
61
48
54
50
53
52
50
48
57
61
46
54
53
61

Medium Clouds (% Sky Obscured)

16
32
48
35
17
0
0
0
0
0
0
0
11
23
38
42
56
56
56
42
43
54
72
90

High Clouds (% Sky Obscured)

2
4
7
5
3
0
31
69
100
100
100
99
79
55
66
64
62
56
49
32
16
25
37
46

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
1
1
2
1
0
0
1
0
0
1
0
2
2
0
0
2
8
22
32
40

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)

14
13
12
13
11
11
11
9
8
8
8
8
10
11
11
11
10
10
10
9
8
7
6
5

Chance of Frost

Temperature (°C)

11
10
10
10
10
10
10
9
9
9
10
11
12
13
14
15
15
15
15
14
14
13
12
12

Feels Like (°C)

7
7
6
5
6
6
6
6
6
6
7
8
9
10
12
12
12
12
12
13
14
14
10
11

Dew Point (°C)

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

Relative Humidity (%)

80
83
80
74
71
69
69
80
84
82
77
77
67
60
54
53
53
53
53
61
69
80
77
75

Pressure (mb)

1016
1017
1017
1018
1018
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

335
335
330
327
327
326
324
321
318
318
318
315
313
311
309
308
305
303
301
299
296
294
292
291

Saturday 5

Waning Crescent 28%

23:16

18:16

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:26, Set: 19:50, Transit: 13:08. Moon - Rise: 23:16, Set: 18:16. Civil Dark: 20:27 - 05:49. Nautical Dark: 21:14 - 05:02. Astro Dark: 22:09 - 04:10

Total Clouds (% Sky Obscured)

94
97
99
95
93
90
91
91
91
89
85
80
69
63
57
64
73
78
67
56
42
48
54
63

Low Clouds (% Sky Obscured)

72
82
91
87
85
81
76
71
67
74
76
70
65
45
45
44
43
61
55
40
34
16
7
3

Medium Clouds (% Sky Obscured)

94
94
97
85
74
63
44
24
4
3
1
0
0
0
5
13
11
6
4
2
0
0
0
0

High Clouds (% Sky Obscured)

69
75
77
46
26
6
10
22
36
46
50
52
41
34
25
35
43
53
43
29
16
35
54
63

ISS Passover

Visibility (miles)

9
9
8
7
8
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

Very Light Rain
Very Light Rain
Very 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 (%)

49
59
64
54
39
13
5
2
0
3
4
0
4
10
10
23
27
18
17
12
5
15
9
2

Precipitation Amount (mm)

0.2
0.3
0.3
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
5
5
6
7
7
7
8
9
10
12
13
15
15
15
15
13
12
11
10
9

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
13
13
13
13
14
14
15
16
17
18
19
19
19
18
17
16
15
14

Feels Like (°C)

12
11
11
12
10
11
11
13
13
13
11
10
9
10
11
12
18
18
17
17
17
17
15
15

Dew Point (°C)

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

Relative Humidity (%)

73
79
83
87
84
84
83
82
82
80
71
64
57
57
56
55
56
57
58
61
65
69
73
75

Pressure (mb)

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

Ozone (du)

289
289
289
289
290
290
290
290
290
291
290
290
290
290
290
289
290
291
293
293
294
294
294
293

Sunday 6

Waning Crescent 18%

00:43

18:41

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: 06:28, Set: 19:47, Transit: 13:08. Moon - Rise: 00:43, Set: 18:41. Civil Dark: 20:25 - 05:51. Nautical Dark: 21:11 - 05:04. Astro Dark: 22:06 - 04:13

Total Clouds (% Sky Obscured)

64
71
77
88
96
100
100
100
100
94
88
83
90
96
100
99
98
98
97
97
97

Low Clouds (% Sky Obscured)

3
6
6
19
31
41
57
64
66
66
66
64
64
63
61
59
54
49
41
30
24

Medium Clouds (% Sky Obscured)

8
14
21
20
23
22
39
51
67
53
40
22
30
32
40
28
17
12
17
18
25

High Clouds (% Sky Obscured)

64
71
77
88
96
100
100
100
100
71
42
14
42
72
100
94
90
90
92
92
91

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 (%)

8
6
2
6
8
2
11
9
2
11
11
12
17
12
14
16
8
2
3
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

Wind Speed/Direction (mph)

9
8
7
6
7
8
8
9
9
9
10
10
11
10
10
9
10
10
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
14
13
13
11
11
10
11
10
10
11
12
12
12
13
13
15
15
14
15
15

Dew Point (°C)

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

Relative Humidity (%)

79
77
77
76
77
80
81
84
87
90
89
87
86
82
78
74
67
61
55
60
66

Pressure (mb)

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

Ozone (du)

293
296
299
301
303
304
305
306
307
308
308
308
308
309
309
309
309
309
310
309
309

Forecast for Butteryhaugh, Northumberland, United Kingdom (55.23,-2.58)

Generated: 31/08/26 22:46:32. Forecast: 31/08/26 to 06/09/26. Timezone: UTC+1.00