Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Waning Crescent 1%

06:54

19:10

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 Bad
11 Bad

Sun - Rise: 06:36, Set: 19:32, Transit: 13:03. Moon - Rise: 06:54, Set: 19:10. Civil Dark: 20:06 - 06:02. Nautical Dark: 20:47 - 05:22. Astro Dark: 21:30 - 04:38

Total Clouds (% Sky Obscured)

100
89
89
89
100
100
100
100
100
100
100
85
57
69
57
53
45
48
60
49
40
44
70
72

Low Clouds (% Sky Obscured)

79
71
80
70
70
93
93
100
99
92
81
82
52
55
54
45
45
48
60
49
40
44
50
49

Medium Clouds (% Sky Obscured)

19
38
38
40
34
44
46
92
96
100
81
40
0
4
0
0
0
2
6
0
1
5
0
0

High Clouds (% Sky Obscured)

29
54
100
100
100
100
100
100
100
88
2
0
0
0
0
0
0
0
0
0
1
6
70
72

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
9
9
6
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
20
2
0
0
0

Precipitation Type

None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
79
93
95
13
9
4
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.8
1.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
15
15
15
15
14
11
12
12
11
12
10
8
8
7
7
6
5
4
4
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
62
61
58
61
66
71
79
85
90
92
93
95
96
96
95
95
95
95
95
90
85
76
64

Pressure (mb)

1017
1017
1017
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1017
1018
1018
1019
1020
1020

Ozone (du)

318
315
313
312
309
307
304
301
303
309
315
316
313
312
313
314
314
313
312
314
314
314
313
310

Friday 11

New Moon 0%

08:14

19:22

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

Sun - Rise: 06:38, Set: 19:30, Transit: 13:03. Moon - Rise: 08:14, Set: 19:22. Civil Dark: 20:04 - 06:04. Nautical Dark: 20:44 - 05:23. Astro Dark: 21:28 - 04:40

Total Clouds (% Sky Obscured)

77
97
91
47
40
52
72
99
73
85
65
74
46
43
67
100
35
69
61
71
73
84
90
91

Low Clouds (% Sky Obscured)

47
47
41
38
29
22
24
30
26
23
24
13
12
6
0
0
0
0
0
1
53
69
84
84

Medium Clouds (% Sky Obscured)

10
20
14
0
0
0
0
0
0
0
0
0
0
2
4
14
15
10
21
22
22
22
48
12

High Clouds (% Sky Obscured)

77
84
30
1
4
13
72
99
38
69
54
51
31
30
51
100
18
47
17
14
1
0
10
38

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
1
0
0
57
75
76
1
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
1
0
0
0
0
0
0
3
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
18
18
19
19
18
17
14
14
14
14
11
12
12
10
9
10
10
10
10
12
12
14

Dew Point (°C)

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

Relative Humidity (%)

55
49
47
44
43
45
50
62
74
82
89
92
90
92
92
93
95
95
93
90
83
76
72
69

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1023
1023
1023
1022
1022
1022
1023
1023
1023
1022

Ozone (du)

308
305
304
303
301
302
300
299
297
296
295
294
295
294
291
291
289
291
293
293
293
294
294
295

Saturday 12

Waxing Crescent 2%

09:33

19:35

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:39, Set: 19:28, Transit: 13:03. Moon - Rise: 09:33, Set: 19:35. Civil Dark: 20:01 - 06:06. Nautical Dark: 20:42 - 05:25. Astro Dark: 21:25 - 04:42

Total Clouds (% Sky Obscured)

88
91
89
80
100
100
100
100
100
100
100
100
98
100
96
99
100
84
68
61
59
96
77
73

Low Clouds (% Sky Obscured)

77
83
68
29
70
67
90
100
100
100
100
97
98
95
91
82
50
47
59
61
59
58
72
73

Medium Clouds (% Sky Obscured)

20
57
22
42
82
66
86
69
97
96
71
91
96
98
81
98
90
29
7
0
0
0
0
0

High Clouds (% Sky Obscured)

18
0
29
10
92
100
78
100
100
100
100
95
34
100
79
85
100
59
0
0
0
64
30
12

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
8
9
7
9
1
9
9
9
9
9
9
9
9

Fog (%)

0
1
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
6
4
17
37
36
19
8
24
31
34
47
34
16
9
2
0
0
0
0
0
0
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
0
0

Wind Speed/Direction (mph)

14
15
15
15
15
13
12
11
11
11
12
12
13
12
11
10
10
8
8
7
6
7
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
59
56
54
54
58
63
66
71
76
77
81
89
95
98
98
93
95
95
96
93
86
81
74

Pressure (mb)

1022
1022
1021
1021
1020
1020
1020
1020
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1022
1022
1022

Ozone (du)

295
295
296
298
298
298
298
297
296
296
295
294
292
292
293
296
301
305
307
303
299
295
294
293

Sunday 13

Waxing Crescent 7%

10:52

19:48

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
03 OK
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:41, Set: 19:25, Transit: 13:02. Moon - Rise: 10:52, Set: 19:48. Civil Dark: 19:59 - 06:07. Nautical Dark: 20:39 - 05:27. Astro Dark: 21:22 - 04:44

Total Clouds (% Sky Obscured)

67
78
88
96
99
100
100
100
100
100
100
100
100
75
46
17
32
39
54
74
85
96
75
79

Low Clouds (% Sky Obscured)

67
73
51
37
24
35
21
6
4
0
8
16
21
14
7
11
32
39
46
71
78
93
75
79

Medium Clouds (% Sky Obscured)

0
0
0
0
77
49
71
80
6
4
4
0
1
0
0
0
2
4
8
13
17
18
14
6

High Clouds (% Sky Obscured)

20
46
70
94
98
99
100
100
100
100
100
100
100
72
40
17
21
4
0
0
0
0
0
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 (%)

2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3

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)

7
7
7
7
7
6
4
3
4
3
3
3
3
3
3
3
3
3
3
3
4
6
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
66
58
51
48
48
56
64
77
83
90
93
93
93
93
90
87
87
86
89
83
82
78
70

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

292
292
291
290
288
286
285
285
285
285
285
284
282
281
280
279
278
279
281
283
283
284
284
285

Monday 14

Waxing Crescent 13%

No Rise

20:03

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:42, Set: 19:23, Transit: 13:02. Moon - Rise: No Rise, Set: 20:03. Civil Dark: 19:56 - 06:09. Nautical Dark: 20:37 - 05:29. Astro Dark: 21:19 - 04:46

Total Clouds (% Sky Obscured)

88
93
90
88
86
83
84
47
85
100
100
87
81
74
84
98
97
96
95
85
70
55
61
67

Low Clouds (% Sky Obscured)

88
88
82
77
79
80
82
36
37
40
42
41
35
29
27
51
64
45
41
41
54
55
61
67

Medium Clouds (% Sky Obscured)

0
4
8
9
6
7
5
8
76
100
100
27
10
4
22
97
60
54
72
57
49
41
31
22

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
15
39
99
98
70
57
52
70
84
74
54
33
65
33
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

6
14
22
2
7
11
4
0
0
0
0
0
1
7
21
26
43
59
67
58
52
45
52
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0.3
0.2
0
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
22
22
22
22
22
22
21
21
19
18
18
18
18
18
18
16
16
15
15
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

69
72
72
67
66
73
75
79
89
92
92
95
95
95
96
96
96
98
95
96
93
90
89
81

Pressure (mb)

1023
1022
1022
1021
1021
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1014
1017
1017
1017
1017

Ozone (du)

286
285
285
285
284
283
284
284
285
289
286
284
284
284
284
284
284
285
287
289
295
301
307
310

Tuesday 15

Waxing Crescent 21%

12:09

20:22

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

Sun - Rise: 06:44, Set: 19:21, Transit: 13:01. Moon - Rise: 12:09, Set: 20:22. Civil Dark: 19:54 - 06:11. Nautical Dark: 20:34 - 05:31. Astro Dark: 21:17 - 04:48

Total Clouds (% Sky Obscured)

76
75
73
69
61
54
48
45
41
37
26
16
6
14
31
52
46
39
28
41
54
67
75
80

Low Clouds (% Sky Obscured)

76
75
73
65
59
54
48
43
36
30
20
10
0
2
3
5
5
4
6
19
32
44
49
55

Medium Clouds (% Sky Obscured)

12
10
8
6
4
3
1
0
0
0
0
0
0
2
4
6
5
5
5
3
2
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
2
1
1
7
20
40
30
15
0
10
19
29
34
40

ISS Passover

Visibility (miles)

7
5
7
8
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 (%)

60
57
50
39
29
16
4
10
13
10
4
0
0
0
0
0
0
0
0
1
1
1
20
20

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
61
52
45
48
52
56
62
71
79
83
87
91
91
91
93
93
93
93
81
72
63
60

Pressure (mb)

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

Ozone (du)

313
316
321
327
332
335
337
339
339
339
340
340
340
339
338
337
336
337
337
338
338
337
337
333

Wednesday 16

Waxing Crescent 30%

13:24

20:48

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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 06:46, Set: 19:18, Transit: 13:01. Moon - Rise: 13:24, Set: 20:48. Civil Dark: 19:52 - 06:12. Nautical Dark: 20:32 - 05:32. Astro Dark: 21:14 - 04:50

Total Clouds (% Sky Obscured)

86
85
84
83
79
75
73
80
86
92
91
90
89
92
96
99
92
87
83
86
88
89
88
88

Low Clouds (% Sky Obscured)

60
72
84
83
76
62
51
49
47
44
40
30
17
11
4
1
5
3
2
2
2
2
8
13

Medium Clouds (% Sky Obscured)

5
4
2
1
3
3
3
23
43
64
66
67
69
69
70
68
62
56
50
65
81
89
88
86

High Clouds (% Sky Obscured)

40
28
18
4
11
17
23
41
60
78
59
39
19
17
14
11
17
27
40
45
50
45
32
24

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 (%)

27
29
35
38
32
31
25
15
7
0
0
0
0
1
2
0
1
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
10
10
11
11
10
9
9
7
6
5
5
5
5
5
4
4
4
4
4
5
6
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
11
15
16
16
15
15
15
12
12
12
12
12
12
9
9
9
9
9
9
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

56
54
59
63
68
70
75
79
80
80
81
84
86
86
88
88
88
88
87
88
81
75
70
62

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

329
325
323
321
319
318
316
315
313
311
310
310
310
310
309
308
307
306
305
303
303
304
304
303

Forecast for Marlborough, Wiltshire, United Kingdom (51.42,-1.74)

Generated: 10/09/26 19:53:12. Forecast: 10/09/26 to 16/09/26. Timezone: UTC+1.00