Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 7

Waning Crescent 18%

02:32

18:21

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:29, Set: 19:40, Transit: 13:04. Moon - Rise: 02:32, Set: 18:21. Civil Dark: 20:15 - 05:54. Nautical Dark: 20:57 - 05:12. Astro Dark: 21:43 - 04:26

Total Clouds (% Sky Obscured)

86
73
83
83
100
100
100
100
100
98
100
98
100
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
62
71
68
94
100
69
59
39
36
38
36
30
21
0
0
6
0
3
56
71
72
84
77

Medium Clouds (% Sky Obscured)

2
38
6
10
19
16
10
0
20
79
90
76
47
60
88
100
100
97
100
99
100
100
100
100

High Clouds (% Sky Obscured)

0
0
6
43
99
81
94
100
100
92
98
88
100
96
100
100
100
100
100
100
100
100
100
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
8
4
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
2
2
11
31
11
3
1
0
0
0
0
0
0
0
9
19
43
61
84
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.6
1.1

Wind Speed/Direction (mph)

4
4
6
6
8
8
10
11
13
13
13
14
14
12
11
10
10
10
10
9
10
10
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
16
17
17
16
15
15
16
13
11
10
7
7
6
6
7
8
10
10
11
11
13
13
13

Relative Humidity (%)

82
90
95
93
90
83
81
80
65
54
52
42
42
41
41
45
52
60
67
72
78
87
89
89

Pressure (mb)

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

Ozone (du)

309
306
304
303
303
303
302
301
300
301
300
300
299
299
299
299
299
298
299
300
300
299
298
298

Tuesday 8

Waning Crescent 9%

No Rise

18:43

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

Sun - Rise: 06:30, Set: 19:38, Transit: 13:04. Moon - Rise: No Rise, Set: 18:43. Civil Dark: 20:13 - 05:56. Nautical Dark: 20:55 - 05:14. Astro Dark: 21:40 - 04:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
62
40
39
54
78
61
42
32
20
14
26
19
19
25
46
59

Low Clouds (% Sky Obscured)

70
63
87
88
81
88
65
73
62
23
39
54
56
50
33
17
16
12
22
14
13
16
46
59

Medium Clouds (% Sky Obscured)

98
99
100
100
100
100
100
96
62
13
0
0
20
17
9
12
3
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
43
100
100
100
20
20
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
3
5
3
4
5
4
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
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

84
58
55
69
67
66
44
20
8
1
1
1
1
1
5
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.5
0.2
0.2
0.3
0.2
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
13
11
11
10
11
10
9
10
11
13
16
16
17
16
15
14
11
10
10
10
10
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
11
11
11
11
11
13
14
15
14
13
14
13
14
13
12
11
10
9
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

89
92
93
92
93
95
95
86
87
86
60
52
44
43
54
58
64
70
71
72
71
71
72
72

Pressure (mb)

1011
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012

Ozone (du)

298
299
301
301
305
306
310
314
318
333
339
336
337
340
343
344
345
346
347
351
350
347
347
346

Wednesday 9

Waning Crescent 4%

04:03

18:58

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

Sun - Rise: 06:32, Set: 19:36, Transit: 13:04. Moon - Rise: 04:03, Set: 18:58. Civil Dark: 20:10 - 05:58. Nautical Dark: 20:52 - 05:16. Astro Dark: 21:37 - 04:30

Total Clouds (% Sky Obscured)

63
30
54
52
53
48
70
61
63
67
77
63
68
74
54
39
47
76
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
30
47
49
42
40
66
59
63
67
46
38
50
62
48
39
47
69
71
45
9
0
9
17

Medium Clouds (% Sky Obscured)

4
0
3
1
0
0
0
0
0
0
11
9
14
15
0
0
0
0
0
0
0
0
12
27

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
40
82
100
100
100
100
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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
65
63
64
64
64
62
59
54
52
47
46
48
52
53
52
59
57
58
65
71
75
77
78

Pressure (mb)

1012
1012
1013
1013
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

343
339
338
337
337
335
334
334
333
333
334
333
330
330
329
325
321
319
317
314
313
310
310
308

Thursday 10

Waning Crescent 1%

05:30

19:11

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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:34, Set: 19:33, Transit: 13:03. Moon - Rise: 05:30, Set: 19:11. Civil Dark: 20:08 - 05:59. Nautical Dark: 20:49 - 05:17. Astro Dark: 21:34 - 04:33

Total Clouds (% Sky Obscured)

100
89
80
71
79
86
92
94
95
85
91
99
100
100
100
100
100
100
100
99
99
85
98
99

Low Clouds (% Sky Obscured)

24
29
28
31
45
60
70
80
89
85
85
87
82
80
77
74
61
49
36
59
79
85
98
99

Medium Clouds (% Sky Obscured)

96
89
80
71
79
82
86
92
77
22
23
24
30
34
42
40
46
47
44
42
32
28
24
24

High Clouds (% Sky Obscured)

100
70
40
15
17
20
25
2
4
6
28
50
100
100
100
100
99
99
94
61
51
0
20
33

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
14
1
15
2
16
4
0
0
1
2
12
15
12
33
50

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
0.3

Wind Speed/Direction (mph)

3
3
4
3
3
4
6
8
9
10
11
11
12
12
11
10
9
8
8
8
9
10
11
11

Chance of Frost

Temperature (°C)

10
9
9
9
9
11
13
15
16
17
18
18
19
19
19
18
18
17
17
16
16
16
16
16

Feels Like (°C)

8
7
7
8
8
9
11
12
13
14
15
16
16
16
16
15
15
15
14
13
13
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

77
76
77
81
82
76
72
69
67
71
61
56
53
57
64
64
67
73
74
78
82
82
86
86

Pressure (mb)

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

Ozone (du)

307
307
306
309
311
312
311
313
316
316
310
307
304
302
299
299
298
299
298
300
299
300
300
301

Friday 11

New Moon 0%

06:54

19:22

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK

Sun - Rise: 06:35, Set: 19:31, Transit: 13:03. Moon - Rise: 06:54, Set: 19:22. Civil Dark: 20:05 - 06:01. Nautical Dark: 20:47 - 05:19. Astro Dark: 21:31 - 04:35

Total Clouds (% Sky Obscured)

93
100
100
99
91
74
48
54
68
72
68
65
62
54
52
48
60
58
53
51
50
47
46
46

Low Clouds (% Sky Obscured)

93
96
92
88
83
73
48
54
57
56
63
65
62
54
52
48
55
49
43
37
25
12
9
6

Medium Clouds (% Sky Obscured)

30
21
15
10
4
2
0
1
2
2
5
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

45
45
45
50
41
25
3
3
10
10
10
0
0
0
0
0
2
3
7
11
17
23
22
23

ISS Passover

Visibility (miles)

6
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 (%)

56
50
38
19
14
27
32
32
29
33
10
7
1
11
0
0
2
3
0
0
0
2
0
0

Precipitation Amount (mm)

0.3
0.2
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)

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

Chance of Frost

Temperature (°C)

16
16
16
16
16
17
18
19
20
21
22
22
22
22
22
21
20
18
16
15
14
13
12
11

Feels Like (°C)

13
14
14
14
14
15
17
19
20
20
21
20
21
22
22
20
20
17
17
16
15
15
14
11

Dew Point (°C)

14
14
14
15
15
15
15
14
13
12
12
14
15
14
13
13
13
11
10
10
9
9
8
8

Relative Humidity (%)

87
92
90
92
93
90
86
72
62
56
54
59
64
60
57
61
63
64
67
71
74
77
80
81

Pressure (mb)

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

Ozone (du)

303
304
307
310
309
312
316
318
319
319
319
320
318
315
315
315
312
310
309
307
304
302
299
298

Saturday 12

Waxing Crescent 2%

08:15

19:34

03 OK
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
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:37, Set: 19:28, Transit: 13:03. Moon - Rise: 08:15, Set: 19:34. Civil Dark: 20:03 - 06:03. Nautical Dark: 20:44 - 05:21. Astro Dark: 21:29 - 04:37

Total Clouds (% Sky Obscured)

47
63
81
97
98
99
100
90
80
72
77
82
85
92
96
100
99
99
98
96
94
93
95
98

Low Clouds (% Sky Obscured)

2
9
13
11
11
12
8
9
12
17
18
22
23
43
62
79
80
82
84
85
85
85
83
81

Medium Clouds (% Sky Obscured)

1
5
8
10
15
23
32
26
19
15
22
28
33
35
38
45
42
38
35
34
34
32
22
12

High Clouds (% Sky Obscured)

24
35
46
62
69
79
87
73
56
39
49
62
79
88
95
100
89
79
71
61
55
55
52
49

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
1
2
4
20
26
29
27
28
31
35
44
48
36
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
3
3
4
4
6
8
10
11
13
14
14
15
15
13
12
11
12
12
13
13
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
12
12
11
12
12
12
13
13
19
18
17
17
18
18
13
15
15
15
15
15
16

Dew Point (°C)

9
9
9
9
10
10
10
10
10
10
10
10
11
12
13
13
14
14
15
16
16
16
17
17

Relative Humidity (%)

84
85
87
87
88
80
71
64
60
56
52
52
53
54
62
69
77
81
88
92
93
95
96
96

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018

Ozone (du)

298
297
296
294
292
292
292
292
292
293
293
293
294
294
296
297
298
299
299
300
302
304
306
304

Sunday 13

Waxing Crescent 7%

09:35

19:46

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
23 Bad
00 Bad

Sun - Rise: 06:39, Set: 19:26, Transit: 13:02. Moon - Rise: 09:35, Set: 19:46. Civil Dark: 20:00 - 06:04. Nautical Dark: 20:42 - 05:23. Astro Dark: 21:26 - 04:39

Total Clouds (% Sky Obscured)

100
99
98
97
98
99
100
100
100
100
100
99
99
87
76
66
71
76
79
80
81
82

Low Clouds (% Sky Obscured)

80
79
77
76
77
78
79
82
86
93
91
88
84
69
52
36
32
29
21
25
21
18

Medium Clouds (% Sky Obscured)

2
7
12
14
22
29
36
36
35
35
33
34
31
22
14
6
6
7
7
8
9
10

High Clouds (% Sky Obscured)

51
57
56
46
56
76
100
100
100
100
94
86
80
55
32
8
10
13
20
23
31
35

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

Fog (%)

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

Precipitation Probability (%)

21
24
25
23
20
15
11
11
10
14
40
63
72
71
65
39
31
18
7
7
4
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
18
17
17
18
19
20
20
21
21
21
21
22
21
20
20
19
18
17
16
16

Feels Like (°C)

16
17
17
17
17
17
17
18
19
18
18
21
19
19
19
21
22
18
18
19
18
17

Dew Point (°C)

17
17
17
17
17
16
16
16
15
15
14
13
11
10
11
12
13
13
13
14
14
14

Relative Humidity (%)

95
95
93
95
95
89
84
80
74
69
63
57
51
47
52
59
65
70
74
81
85
89

Pressure (mb)

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

Ozone (du)

302
300
299
298
297
297
296
296
294
292
291
289
287
285
285
284
284
283
283
283
282
282

Forecast for Henley in Arden, Warwickshire, United Kingdom (52.29,-1.78)

Generated: 07/09/26 03:40:29. Forecast: 07/09/26 to 13/09/26. Timezone: UTC+1.00