Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:57

18:22

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
03 Bad

Sun - Rise: 06:56, Set: 19:21, Transit: 13:08. Moon - Rise: 03:57, Set: 18:22. Civil Dark: 19:53 - 06:23. Nautical Dark: 20:32 - 05:44. Astro Dark: 21:13 - 05:04

Total Clouds (% Sky Obscured)

88
88
90
92
90
92
95
86
87
89
98
100
100
100
100
100
100
100
100
100
97
87
87
85

Low Clouds (% Sky Obscured)

87
88
90
86
87
90
85
73
75
80
78
70
69
84
68
86
75
80
77
69
67
75
71
72

Medium Clouds (% Sky Obscured)

26
22
31
9
2
2
2
2
2
6
48
19
39
31
50
5
0
2
2
2
12
2
2
2

High Clouds (% Sky Obscured)

0
0
3
4
85
85
85
85
85
83
84
100
99
100
100
100
100
100
100
99
82
61
71
51

ISS Passover

Visibility (miles)

0
0
5
6
9
9
9
5
5
5
5
5
5
5
5
5
0
1
4
5
5
5
9
9

Fog (%)

7
0
0
0
2
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
2
2
1
1
2
10
2
11
1
1
4
1
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)

15
15
15
14
15
16
17
18
19
19
19
18
17
16
14
11
9
8
8
7
7
6
6
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

96
98
95
95
93
90
88
88
85
85
85
85
86
89
90
95
95
96
95
93
95
95
96
98

Pressure (mb)

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

Ozone (du)

268
268
266
265
264
263
263
262
262
262
262
262
260
259
259
260
259
260
259
259
258
259
260
261

Friday 19

Waning Crescent 6%

03:57

18:38

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
03 Bad

Sun - Rise: 06:57, Set: 19:18, Transit: 13:08. Moon - Rise: 03:57, Set: 18:38. Civil Dark: 19:51 - 06:25. Nautical Dark: 20:30 - 05:46. Astro Dark: 21:10 - 05:06

Total Clouds (% Sky Obscured)

83
82
86
87
80
89
78
89
95
99
95
95
88
83
100
100
65
65
65
67
100
100
97
96

Low Clouds (% Sky Obscured)

73
71
79
82
74
86
74
80
85
75
77
78
72
67
57
50
53
38
40
42
71
82
86
85

Medium Clouds (% Sky Obscured)

2
2
4
3
2
15
14
20
4
1
4
1
62
54
0
8
13
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

47
47
45
45
40
20
35
40
82
87
77
80
55
52
100
99
62
51
52
51
100
99
81
80

ISS Passover

Visibility (miles)

6
2
6
5
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
41
57
63
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
47
57
62
61
56

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)

3
3
2
2
2
3
8
10
10
12
11
12
11
10
9
6
4
3
3
3
4
6
7
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
98
98
93
85
78
70
65
61
61
63
66
74
85
87
87
87
87
87
87
90
93

Pressure (mb)

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

Ozone (du)

262
263
262
263
263
264
264
265
267
268
268
268
270
270
269
269
269
270
270
270
270
268
267
267

Saturday 20

Waning Crescent 2%

05:14

18:50

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 OK
03 OK

Sun - Rise: 06:59, Set: 19:16, Transit: 13:07. Moon - Rise: 05:14, Set: 18:50. Civil Dark: 19:49 - 06:26. Nautical Dark: 20:27 - 05:48. Astro Dark: 21:07 - 05:07

Total Clouds (% Sky Obscured)

100
99
98
99
99
100
100
93
91
81
74
65
54
67
64
69
72
66
63
59
60
47
26
11

Low Clouds (% Sky Obscured)

69
53
70
79
80
62
70
60
61
44
37
36
5
33
33
60
70
62
57
54
55
41
24
9

Medium Clouds (% Sky Obscured)

75
56
79
21
63
68
72
23
13
2
12
1
5
15
14
25
35
2
11
0
0
0
0
0

High Clouds (% Sky Obscured)

100
99
66
69
60
100
100
55
45
25
28
35
54
60
0
0
0
0
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 (%)

50
54
40
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
11
41
59
46
22
11
5
1
0
0
17
22
18
10
18
10
22
10
20
12

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
8
5
5
5
8
9
12
16
17
17
17
16
14
13
11
14
17
16
14
13
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
15
14
15
15
15
15
16
16
15
14
15
15
15
14
13
10
8
8
8
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
95
95
89
83
74
66
65
64
67
68
70
78
86
86
86
87
89
86
84
86
87

Pressure (mb)

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

Ozone (du)

267
267
266
267
268
268
270
270
270
272
273
272
272
272
274
277
278
280
279
282
283
285
287
287

Sunday 21

New Moon 0%

06:28

19:01

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
03 Bad

Sun - Rise: 07:00, Set: 19:14, Transit: 13:07. Moon - Rise: 06:28, Set: 19:01. Civil Dark: 19:46 - 06:28. Nautical Dark: 20:25 - 05:49. Astro Dark: 21:05 - 05:09

Total Clouds (% Sky Obscured)

30
50
57
57
59
45
35
56
64
43
47
100
79
84
89
92
82
79
83
89
87
91
84
89

Low Clouds (% Sky Obscured)

25
41
49
49
51
44
35
52
59
43
47
51
50
49
47
63
62
62
56
53
46
45
39
43

Medium Clouds (% Sky Obscured)

9
17
26
25
25
24
30
37
45
43
47
100
66
59
57
50
50
60
67
37
69
84
50
31

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
21
38
78
54
69
76
46
17
60
28
28
12
27
17
19

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

26
35
26
50
58
57
62
64
68
72
74
71
67
58
34
43
38
19
28
24
25
28
29
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
88
87
84
82
78
74
76
74
73
75
78
79
81
79
79
79
86
91
91
91
91

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1013
1013
1013

Ozone (du)

288
290
293
294
296
298
301
302
304
308
309
308
308
304
303
304
305
306
308
308
309
310
310
310

Monday 22

Waxing Crescent 1%

07:39

19:12

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

Sun - Rise: 07:02, Set: 19:12, Transit: 13:07. Moon - Rise: 07:39, Set: 19:12. Civil Dark: 19:44 - 06:29. Nautical Dark: 20:23 - 05:51. Astro Dark: 21:02 - 05:11

Total Clouds (% Sky Obscured)

83
64
48
51
57
58
58
66
70
65
54
54
67
75
93
21
21
31
31
39
46
35
26
12

Low Clouds (% Sky Obscured)

36
34
32
31
35
33
49
58
65
56
47
41
49
58
68
21
21
26
27
32
34
25
20
12

Medium Clouds (% Sky Obscured)

27
8
2
2
2
35
13
16
2
31
15
30
41
53
91
21
21
31
30
17
15
10
6
1

High Clouds (% Sky Obscured)

20
15
9
15
40
45
30
19
1
0
0
1
5
3
5
11
10
9
6
3
1
1
2
2

ISS Passover

Visibility (miles)

9
7
7
5
9
9
9
9
9
9
9
9
7
7
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 (%)

29
27
26
25
25
21
22
23
27
28
26
32
34
33
20
27
22
15
13
10
3
3
2
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)

12
12
11
11
11
13
14
15
16
16
16
16
16
15
14
13
7
7
6
7
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
95
93
88
89
89
84
78
75
77
77
82
84
86
87
87
88
85
85
84
85
88

Pressure (mb)

1014
1014
1014
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1020
1020
1021
1021
1021
1021
1021
1021

Ozone (du)

310
311
311
311
310
310
311
311
312
313
314
314
314
315
315
316
316
316
316
316
317
317
316
316

Tuesday 23

Waxing Crescent 3%

08:51

19:24

04 OK
05 OK
06 OK
07 OK
08 OK
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 OK
01 Bad
02 OK
03 OK

Sun - Rise: 07:03, Set: 19:09, Transit: 13:06. Moon - Rise: 08:51, Set: 19:24. Civil Dark: 19:42 - 06:31. Nautical Dark: 20:20 - 05:53. Astro Dark: 21:00 - 05:13

Total Clouds (% Sky Obscured)

12
11
12
28
39
53
66
76
84
80
74
63
60
52
47
51
56
57
53
46
39
38
35
31

Low Clouds (% Sky Obscured)

12
11
12
28
39
46
43
40
41
41
43
53
43
39
29
35
39
44
39
34
29
26
21
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
5
14
25
35
41
48
51
52
47
30
20
15
14
12
8
7
6
3

High Clouds (% Sky Obscured)

1
0
0
2
5
5
3
4
5
0
2
1
0
0
0
0
0
0
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 (%)

1
0
0
4
7
1
7
7
2
4
4
1
7
9
7
14
16
9
10
9
5
6
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
5
6
5
6
5
5
4
4
3
3
4
5
5
5
5
6
6
7
8
7
7

Relative Humidity (%)

90
90
90
88
82
74
69
63
57
51
49
48
45
53
61
69
72
76
80
84
87
91
91
93

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

315
314
313
312
312
311
311
311
311
310
311
311
312
311
309
308
307
305
304
303
303
302
302
302

Wednesday 24

Waxing Crescent 7%

10:02

19:38

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

Sun - Rise: 07:05, Set: 19:07, Transit: 13:06. Moon - Rise: 10:02, Set: 19:38. Civil Dark: 19:40 - 06:32. Nautical Dark: 20:18 - 05:54. Astro Dark: 20:57 - 05:15

Total Clouds (% Sky Obscured)

47
45
61
47
42
37
40
51
60
61
61
43
32
21
15
15
11
11
10
10
5

Low Clouds (% Sky Obscured)

21
23
25
19
10
0
18
36
54
51
37
34
32
21
15
15
11
11
10
10
5

Medium Clouds (% Sky Obscured)

6
7
9
14
26
37
40
48
51
52
54
43
32
21
15
15
11
11
10
10
5

High Clouds (% Sky Obscured)

32
45
61
47
26
1
1
2
2
30
61
43
32
21
15
15
11
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

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

Precipitation Probability (%)

3
3
0
1
1
0
2
3
1
15
27
41
68
85
95
92
73
40
21
11
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.7
0.7
0.5
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
6
6
7
7
7
7
6
6
6
5
5
5
6
7
7
7
7
7
6

Relative Humidity (%)

95
93
93
93
84
77
71
65
61
56
55
55
53
59
66
72
73
75
76
76
74

Pressure (mb)

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

Ozone (du)

301
300
299
298
298
298
298
297
297
297
297
297
297
297
296
296
296
296
296
295
294

Forecast for Totnes, Devon, United Kingdom (50.43,-3.69)

Generated: 18/09/25 04:35:03. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00