Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 2

Waning Gibbous 63%

21:40

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: 06:40, Set: 20:03, Transit: 13:21. Moon - Rise: 21:40, Set: No Set. Civil Dark: 20:37 - 06:07. Nautical Dark: 21:18 - 05:26. Astro Dark: 22:03 - 04:41

Total Clouds (% Sky Obscured)

90
84
78
94
91
73
99
96
97
92
97
86
86
98
84
100
100
96
93
86
97
83
88
95

Low Clouds (% Sky Obscured)

78
42
72
68
66
62
85
89
94
85
93
85
83
77
79
89
94
90
91
77
89
81
83
84

Medium Clouds (% Sky Obscured)

8
17
15
22
29
43
55
37
18
16
16
0
3
24
7
30
55
41
45
22
29
5
3
0

High Clouds (% Sky Obscured)

26
51
45
43
28
55
65
25
5
3
5
19
35
78
9
69
100
36
32
26
36
11
34
65

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
4
4
4
4
1
1
4
4
5
4
4
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
16
15
17
12
10
18
9
10
9
12
23
35
15
17
3
6
15

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)

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

Chance of Frost

Temperature (°C)

20
20
19
19
19
18
18
18
18
18
18
18
18
18
18
18
18
18
18
19
19
19
19
20

Feels Like (°C)

16
17
17
16
16
16
16
16
16
16
16
17
17
17
17
17
17
18
18
18
18
18
17
17

Dew Point (°C)

16
16
17
16
16
16
17
17
17
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

Relative Humidity (%)

78
81
85
81
85
88
93
93
93
96
96
98
96
98
98
98
96
96
98
96
96
95
93
88

Pressure (mb)

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

Ozone (du)

292
292
291
292
292
292
293
293
293
292
291
291
290
289
289
289
288
288
288
287
287
288
288
289

Thursday 3

Waning Gibbous 51%

22:15

14:41

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: 06:42, Set: 20:01, Transit: 13:20. Moon - Rise: 22:15, Set: 14:41. Civil Dark: 20:35 - 06:08. Nautical Dark: 21:16 - 05:28. Astro Dark: 22:00 - 04:44

Total Clouds (% Sky Obscured)

92
100
70
57
82
46
57
55
78
92
87
90
91
97
88
96
88
68
94
89
96
100
96
100

Low Clouds (% Sky Obscured)

79
70
43
57
59
39
48
44
66
78
76
87
79
93
87
85
83
66
89
80
88
97
96
100

Medium Clouds (% Sky Obscured)

0
0
0
0
1
3
11
12
14
7
3
7
4
1
4
6
5
0
4
5
9
95
25
99

High Clouds (% Sky Obscured)

77
81
38
13
65
13
4
3
6
34
8
13
48
13
37
40
5
6
11
38
35
33
78
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Light Rain
None
None

Precipitation Probability (%)

15
8
1
2
7
0
0
0
2
0
1
2
1
4
16
19
22
30
8
14
18
41
11
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
0.4
0
0

Wind Speed/Direction (mph)

18
18
19
19
17
17
15
16
16
17
20
21
22
23
23
22
22
19
15
14
16
17
16
14

Chance of Frost

Temperature (°C)

20
20
20
19
19
19
18
18
18
18
19
19
19
19
19
19
19
18
18
18
18
18
18
18

Feels Like (°C)

17
17
17
17
17
16
17
17
17
16
16
16
16
15
15
15
15
16
16
17
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

88
89
86
88
91
89
92
93
93
92
88
91
92
91
92
92
93
96
92
89
86
83
72
67

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1019
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018

Ozone (du)

290
290
289
289
288
288
287
287
286
288
289
289
289
289
288
288
290
292
292
291
291
289
291
291

Friday 4

Third Quarter 39%

23:04

15:59

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: 06:43, Set: 19:59, Transit: 13:20. Moon - Rise: 23:04, Set: 15:59. Civil Dark: 20:32 - 06:10. Nautical Dark: 21:13 - 05:29. Astro Dark: 21:57 - 04:46

Total Clouds (% Sky Obscured)

100
100
98
100
98
89
87
90
89
91
84
94
91
96
97
85
90
91
88
70
81
73
77
62

Low Clouds (% Sky Obscured)

100
93
71
23
11
44
21
33
0
0
0
5
19
12
4
0
0
0
0
0
14
27
38
34

Medium Clouds (% Sky Obscured)

100
98
80
92
73
24
21
18
20
20
18
21
17
22
31
41
42
34
25
17
21
21
20
16

High Clouds (% Sky Obscured)

93
100
62
89
81
54
57
58
66
47
46
78
72
88
92
34
81
75
72
29
49
25
28
15

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
1
1
0
2

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)

13
13
13
13
14
13
12
10
10
9
9
8
8
7
5
4
4
4
3
3
4
4
3
4

Chance of Frost

Temperature (°C)

18
17
17
17
17
17
16
16
16
16
16
16
16
16
16
16
16
15
16
16
17
17
18
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
67
66
68
71
73
75
78
79
79
79
82
82
82
81
79
78
78
75
71
66
62
58
58

Pressure (mb)

1018
1018
1019
1019
1020
1020
1020
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

291
292
292
292
293
294
295
296
297
297
297
297
296
294
294
292
290
289
288
287
286
286
287
287

Saturday 5

Waning Crescent 28%

00:10

17:03

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

Sun - Rise: 06:45, Set: 19:57, Transit: 13:20. Moon - Rise: 00:10, Set: 17:03. Civil Dark: 20:30 - 06:11. Nautical Dark: 21:11 - 05:31. Astro Dark: 21:54 - 04:48

Total Clouds (% Sky Obscured)

52
37
24
12
1
7
20
25
25
25
20
27
35
45
53
61
72
79
86
88
75
97
100
100

Low Clouds (% Sky Obscured)

27
21
14
7
0
0
0
0
0
0
0
5
10
14
16
18
18
30
37
47
49
55
64
53

Medium Clouds (% Sky Obscured)

16
10
9
4
0
0
0
0
3
2
20
27
35
45
53
61
72
79
27
7
5
1
3
93

High Clouds (% Sky Obscured)

16
5
2
1
1
7
20
25
25
25
20
27
35
35
35
30
35
35
35
28
22
78
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
4
3
1
7
1
5
20

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
59
60
59
62
66
74
81
83
85
82
77
73
73
81
83
83
85
82
75
62
54
51
53

Pressure (mb)

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

Ozone (du)

287
287
289
291
292
293
292
292
290
289
288
288
288
288
288
289
290
291
292
290
289
289
290
292

Sunday 6

Waning Crescent 18%

01:30

17:52

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: 06:46, Set: 19:55, Transit: 13:19. Moon - Rise: 01:30, Set: 17:52. Civil Dark: 20:28 - 06:13. Nautical Dark: 21:08 - 05:33. Astro Dark: 21:51 - 04:50

Total Clouds (% Sky Obscured)

100
100
98
76
73
70
67
69
82
82
83
69
51
29
45
66
89
93
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
36
41
46
47
50
49
57
82
82
83
68
50
28
45
64
83
89
91
94
68
40
12
9

Medium Clouds (% Sky Obscured)

98
49
14
8
7
7
5
4
4
0
0
0
0
0
0
0
0
0
0
1
34
67
100
96

High Clouds (% Sky Obscured)

100
100
78
27
1
0
0
0
0
0
0
1
2
2
16
28
39
58
79
100
100
100
100
100

ISS Passover

Visibility (miles)

9
8
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
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 (%)

4
15
33
30
48
50
41
7
8
5
1
11
12
9
14
16
16
15
14
12
11
9
4
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
18
20
20
20
20
20
18
18
16
17
16
17
17
16
16
14
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

59
67
75
80
82
86
93
95
93
89
89
88
88
89
89
89
87
86
82
77
72
72
73
73

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1018
1018
1018
1018
1019
1019
1019
1019
1019

Ozone (du)

295
297
299
299
299
300
302
303
306
307
309
309
309
309
308
307
305
304
303
303
303
301
300
299

Monday 7

Waning Crescent 9%

02:57

18:26

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: 06:48, Set: 19:53, Transit: 13:19. Moon - Rise: 02:57, Set: 18:26. Civil Dark: 20:26 - 06:14. Nautical Dark: 21:06 - 05:35. Astro Dark: 21:49 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
89
84
71
56
43
51
63
77
61
56
53
53
52
50
50

Low Clouds (% Sky Obscured)

8
7
7
7
10
25
38
47
42
42
44
40
35
28
26
26
28
39
51
53
53
51
46
43

Medium Clouds (% Sky Obscured)

97
92
95
97
100
97
94
91
78
64
50
37
24
10
5
5
0
0
0
0
0
0
0
3

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
91
82
73
48
25
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
8
8
8
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
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

10
6
6
8
16
35
46
55
48
37
18
22
24
31
40
52
60
49
37
24
24
27
32
34

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
16
17
18
19
20
17
15
14
15
16
17
17
17
18
17
17
17
17
18
19
20
21
22

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
16
16
16
16
17
17
17
17
17

Feels Like (°C)

14
14
13
14
14
14
13
13
13
13
13
13
13
13
14
13
13
13
13
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

73
73
74
77
78
81
81
82
83
81
78
75
74
71
68
66
64
61
60
58
57
57
58
59

Pressure (mb)

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

Ozone (du)

298
298
297
297
297
297
298
299
301
304
307
311
314
317
320
320
319
319
325
332
338
341
343
345

Tuesday 8

Waning Crescent 4%

04:25

18:50

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: 06:49, Set: 19:50, Transit: 13:19. Moon - Rise: 04:25, Set: 18:50. Civil Dark: 20:23 - 06:16. Nautical Dark: 21:03 - 05:36. Astro Dark: 21:46 - 04:54

Total Clouds (% Sky Obscured)

50
63
69
75
71
65
60
60
63
65
67
72
77
82
65
57
49

Low Clouds (% Sky Obscured)

40
37
39
42
42
41
41
39
42
43
43
48
53
58
44
28
10

Medium Clouds (% Sky Obscured)

2
0
0
0
0
21
42
60
55
48
39
38
39
39
25
12
0

High Clouds (% Sky Obscured)

0
0
22
47
70
49
33
20
39
60
67
58
32
1
1
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
8
8
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

38
46
52
61
76
72
66
66
62
65
74
80
93
95
70
49
34

Precipitation Amount (mm)

0
0
0
0
0.5
0.4
0.3
0.3
0.2
0.2
0.4
0.4
0.7
0.9
0.4
0
0

Wind Speed/Direction (mph)

23
24
25
24
24
24
24
25
25
25
25
25
25
26
27
26
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
9
10
10
10
10
11
11
10
10
10
10
10
10
10

Relative Humidity (%)

61
62
62
65
67
69
70
73
74
74
73
73
73
74
74
74
73

Pressure (mb)

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

Ozone (du)

343
340
338
340
342
344
347
350
353
356
359
362
360
357
355
351
348

Forecast for St Ives, Cornwall, United Kingdom (50.22,-5.48)

Generated: 02/09/26 14:35:04. Forecast: 02/09/26 to 08/09/26. Timezone: UTC+1.00