Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 1

Waning Gibbous 74%

20:53

13:03

14 Bad
15 Bad
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

Sun - Rise: 06:19, Set: 19:49, Transit: 13:03. Moon - Rise: 20:53, Set: 13:03. Civil Dark: 20:24 - 05:44. Nautical Dark: 21:07 - 05:02. Astro Dark: 21:53 - 04:15

Total Clouds (% Sky Obscured)

80
78
70
92
100
85
100
100
100
99
90
89
81
91
97
85
100
99
100
100
95
99
100
100

Low Clouds (% Sky Obscured)

27
4
16
29
36
11
0
0
0
1
8
5
22
22
7
6
15
22
32
87
69
83
88
89

Medium Clouds (% Sky Obscured)

15
16
15
14
17
85
97
99
74
99
34
70
45
59
94
62
83
99
100
100
55
74
70
53

High Clouds (% Sky Obscured)

12
28
70
92
100
66
100
100
100
85
40
40
38
39
68
85
99
90
100
82
85
25
31
19

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
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
33
36
51
56
87

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
0.2
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
21
21
21
21
20
19
17
16
16
15
15
15
14
14
14
14
14
15
16
16
17
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
40
38
41
47
56
63
67
74
78
78
82
83
84
84
82
83
82
75
69
72
56
51
63

Pressure (mb)

1020
1020
1020
1019
1019
1019
1020
1020
1020
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1020
1020

Ozone (du)

318
318
319
319
318
319
321
322
321
319
317
313
311
310
307
305
304
303
301
299
299
298
297
296

Wednesday 2

Waning Gibbous 63%

21:16

No Set

14 Bad
15 Bad
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

Sun - Rise: 06:20, Set: 19:47, Transit: 13:02. Moon - Rise: 21:16, Set: No Set. Civil Dark: 20:22 - 05:46. Nautical Dark: 21:04 - 05:04. Astro Dark: 21:50 - 04:17

Total Clouds (% Sky Obscured)

100
100
100
82
98
65
96
87
65
86
65
63
86
95
95
100
100
100
100
99
97
96
97
100

Low Clouds (% Sky Obscured)

99
80
100
55
73
52
82
82
52
40
37
57
83
75
87
93
95
94
96
91
89
89
80
82

Medium Clouds (% Sky Obscured)

21
10
2
15
28
12
73
9
0
6
19
22
32
25
14
16
29
57
13
10
9
9
7
16

High Clouds (% Sky Obscured)

54
40
46
19
43
8
34
4
28
81
16
8
10
46
50
100
100
86
100
83
49
58
78
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

Light Rain
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 (%)

79
36
1
1
1
7
1
2
2
1
0
1
6
0
1
1
3
10
10
10
7
5
14
8

Precipitation Amount (mm)

0.4
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
10
13
12
13
12
11
10
10
9
9
9
9
9
9
9
9
9
10
12
11
14
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
15
16
16
17
17
16
16
17
17
17
17
16
16
15
16
16
17
18
19
20
21
21

Dew Point (°C)

11
9
10
12
13
15
16
16
16
17
17
17
17
17
16
16
16
16
17
18
18
18
18
18

Relative Humidity (%)

63
56
56
65
68
75
82
86
88
93
96
95
95
95
89
90
90
89
90
89
86
79
74
69

Pressure (mb)

1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

296
296
294
295
293
293
293
293
293
293
294
292
292
291
290
288
288
287
288
288
289
289
288
288

Thursday 3

Waning Gibbous 51%

21:48

14:29

14 Bad
15 Bad
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

Sun - Rise: 06:22, Set: 19:45, Transit: 13:02. Moon - Rise: 21:48, Set: 14:29. Civil Dark: 20:19 - 05:47. Nautical Dark: 21:01 - 05:05. Astro Dark: 21:47 - 04:20

Total Clouds (% Sky Obscured)

89
65
52
62
62
55
51
55
55
86
84
91
84
99
83
95
100
99
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

75
26
11
20
19
21
32
36
55
77
80
81
78
78
83
68
94
85
87
82
87
89
92
87

Medium Clouds (% Sky Obscured)

16
20
8
12
7
5
8
16
3
10
3
10
21
17
27
35
58
64
84
91
93
94
95
97

High Clouds (% Sky Obscured)

46
43
14
5
5
1
0
0
0
0
2
35
63
91
83
93
86
85
91
97
94
95
93
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
5
3

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
Light Rain
Very Light Rain

Precipitation Probability (%)

2
5
0
0
0
0
0
0
0
0
0
0
0
0
0
4
15
15
24
41
40
51
86
79

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
0.5
0.3

Wind Speed/Direction (mph)

16
16
16
15
13
11
8
7
8
10
11
12
13
14
14
14
14
14
14
14
16
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
17
15
14
15
16
16
16
16
18
17
17
16
17
17
18
18
17
17
17
16
18
19
20

Relative Humidity (%)

67
61
53
52
57
63
70
74
80
91
89
86
82
85
86
89
89
88
84
80
76
84
87
94

Pressure (mb)

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

Ozone (du)

288
287
287
286
286
286
287
286
286
286
287
287
287
288
288
288
287
288
288
288
287
289
290
291

Friday 4

Third Quarter 39%

22:36

15:48

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

Sun - Rise: 06:23, Set: 19:43, Transit: 13:02. Moon - Rise: 22:36, Set: 15:48. Civil Dark: 20:17 - 05:49. Nautical Dark: 20:59 - 05:07. Astro Dark: 21:45 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
100
100
76
51
7
6
5
5
3
2
0
10
48
57
55
54
53
50
65
51
49

Low Clouds (% Sky Obscured)

61
80
48
26
24
11
3
5
4
4
4
3
2
0
5
10
13
14
15
15
16
17
17
20

Medium Clouds (% Sky Obscured)

99
99
99
100
100
76
2
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
3
2

High Clouds (% Sky Obscured)

98
100
100
100
100
70
43
0
0
0
0
0
0
0
3
48
57
55
54
44
29
44
32
25

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

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
None

Precipitation Probability (%)

61
57
30
16
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.3
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)

12
13
12
12
11
10
10
9
8
7
7
6
5
5
5
4
4
3
4
5
6
6
6
6

Chance of Frost

Temperature (°C)

21
21
20
19
19
18
17
16
15
14
14
13
13
12
12
11
11
11
12
14
16
17
18
19

Feels Like (°C)

21
20
18
17
17
16
15
13
14
13
13
13
12
12
11
11
9
9
10
12
13
15
15
18

Dew Point (°C)

20
17
18
16
16
14
13
11
12
11
11
11
10
10
9
9
9
9
9
9
9
8
7
6

Relative Humidity (%)

92
76
88
80
82
79
76
72
79
80
82
86
86
86
86
87
87
85
80
73
63
54
46
41

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1017
1018
1019
1019
1020
1020
1021
1022
1022
1023
1024
1024
1025
1026
1026
1026
1026

Ozone (du)

292
294
297
299
305
312
320
327
333
334
333
328
324
322
324
320
317
314
314
311
308
306
306
305

Saturday 5

Waning Crescent 28%

23:42

16:53

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

Sun - Rise: 06:25, Set: 19:40, Transit: 13:01. Moon - Rise: 23:42, Set: 16:53. Civil Dark: 20:15 - 05:51. Nautical Dark: 20:56 - 05:09. Astro Dark: 21:42 - 04:24

Total Clouds (% Sky Obscured)

61
70
70
70
74
68
64
59
65
71
56
54
47
42
39
35
26
20
16
11
15
18
22
45

Low Clouds (% Sky Obscured)

24
28
25
25
19
10
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

7
6
6
6
7
4
8
9
13
11
13
13
14
16
15
12
11
7
6
5
5
5
5
16

High Clouds (% Sky Obscured)

37
49
42
43
49
38
37
28
38
47
34
27
18
10
13
10
6
5
3
1
5
6
6
26

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)

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

Chance of Frost

Temperature (°C)

20
20
21
20
20
19
18
16
15
14
14
13
13
12
12
12
12
12
15
17
19
21
23
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
36
37
39
45
53
56
60
64
69
72
76
76
77
77
77
77
76
64
55
47
43
39
36

Pressure (mb)

1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1023
1023
1022
1022

Ozone (du)

304
301
299
299
298
297
296
294
292
291
291
291
289
287
286
286
286
286
286
286
286
286
285
285

Sunday 6

Waning Crescent 18%

01:04

17:40

14 Bad
15 Bad
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 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:26, Set: 19:38, Transit: 13:01. Moon - Rise: 01:04, Set: 17:40. Civil Dark: 20:12 - 05:52. Nautical Dark: 20:54 - 05:11. Astro Dark: 21:39 - 04:26

Total Clouds (% Sky Obscured)

67
84
84
88
100
100
100
100
89
78
65
52
42
32
26
24
22
40
58
78
68
58
55
75

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
24
37
25
13
1
0
0
0
0
0
0
0
0
4
4
3
3
3

Medium Clouds (% Sky Obscured)

27
39
56
75
94
87
86
85
78
70
62
46
26
7
9
10
7
10
15
15
8
6
5
13

High Clouds (% Sky Obscured)

43
57
69
84
100
100
100
100
89
78
62
36
15
0
4
8
12
32
50
71
58
45
35
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
2
11
20
27
35
44
51
51
45
28
8
3
1
2
1
2
4
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
25
24
23
22
21
20
19
18
17
17
16
16
16
16
16
16
17
18
19
20
22
23

Feels Like (°C)

25
24
23
23
22
23
17
17
17
17
17
17
15
15
15
15
15
15
15
15
15
15
16
17

Dew Point (°C)

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

Relative Humidity (%)

35
34
33
35
36
39
42
44
48
52
58
63
65
69
72
70
69
68
67
67
67
60
54
49

Pressure (mb)

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

Ozone (du)

285
286
287
287
287
287
288
289
290
290
290
290
292
294
296
297
299
300
300
300
300
300
300
299

Monday 7

Waning Crescent 10%

02:33

18:13

14 Bad
15 Bad
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

Sun - Rise: 06:28, Set: 19:36, Transit: 13:01. Moon - Rise: 02:33, Set: 18:13. Civil Dark: 20:10 - 05:54. Nautical Dark: 20:51 - 05:13. Astro Dark: 21:36 - 04:29

Total Clouds (% Sky Obscured)

88
100
94
89
83
90
92
92
84
72
64
70
78
82
81
81
81

Low Clouds (% Sky Obscured)

5
4
4
4
7
7
7
7
8
8
11
9
3
10
10
10
13

Medium Clouds (% Sky Obscured)

26
37
46
54
63
51
40
28
19
9
0
6
12
17
12
9
4

High Clouds (% Sky Obscured)

84
100
86
71
47
41
35
34
56
72
64
29
24
19
10
5
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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
3
34
54
53
46
24
0
17
28
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
22
22
21
20
19
17
16
16
15
14
14
13
12
12
12

Feels Like (°C)

23
22
21
21
20
20
18
18
18
18
17
17
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

49
50
51
54
57
60
66
73
81
83
85
89
89
90
92
90
89

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

299
300
300
299
298
297
296
294
292
291
289
288
287
285
284
284
283

Forecast for Shinfield, Wokingham, United Kingdom (51.42,-0.94)

Generated: 01/09/26 14:48:10. Forecast: 01/09/26 to 07/09/26. Timezone: UTC+1.00