Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 21

Waxing Gibbous 77%

17:47

01:37

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

Sun - Rise: 07:00, Set: 19:13, Transit: 13:05. Moon - Rise: 17:47, Set: 01:37. Civil Dark: 19:46 - 06:27. Nautical Dark: 20:25 - 05:48. Astro Dark: 21:06 - 05:07

Total Clouds (% Sky Obscured)

38
36
32
37
45
38
37
40
40
45
45
56
66
65
63
69
64
65
66
67
66
74
81
89

Low Clouds (% Sky Obscured)

33
25
32
37
45
38
37
40
40
45
45
56
66
65
63
69
64
65
66
58
49
47
46
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
2
0
0
0
0
0
8
16
13
10
8
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
17

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
9

Fog (%)

0
0
0
0
0
0
2
45
47
48
49
52
45
34
19
9
6
2
1
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
1
0
2
0
0
0
0
0
0
0
1
1
1
2
0
5
8
5
4
17
6

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
3
3
2
1
2
2
2
2
2
1
1
1
2
2
2
2
2
3
4
4
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
89
92
93
93
93
93
95
95
95
95
95
95
95
95
86
80
74
67
65
66
65
65
62

Pressure (mb)

1031
1030
1031
1031
1031
1031
1031
1031
1030
1030
1030
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027

Ozone (du)

270
269
268
269
270
270
270
271
272
274
275
274
273
274
273
272
271
270
269
271
272
273
272
272

Tuesday 22

Waxing Gibbous 85%

18:02

02:53

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 OK
13 OK
14 Good
15 OK
16 OK
17 Bad

Sun - Rise: 07:01, Set: 19:11, Transit: 13:05. Moon - Rise: 18:02, Set: 02:53. Civil Dark: 19:44 - 06:29. Nautical Dark: 20:23 - 05:50. Astro Dark: 21:04 - 05:09

Total Clouds (% Sky Obscured)

98
90
86
68
81
86
90
96
96
94
100
100
100
100
91
59
60
77
32
16
6
23
30
75

Low Clouds (% Sky Obscured)

79
60
59
63
71
73
76
86
87
79
74
89
80
48
70
57
59
77
32
16
6
23
30
35

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
2
2
1
3
11
4
2
0
0
2
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

62
46
70
40
24
3
28
64
61
52
100
97
100
100
72
0
0
0
1
0
0
1
1
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
1
48
56
67
82
91
84
45
18
5
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 (%)

7
1
4
2
1
2
3
2
10
14
15
15
24
13
21
20
15
7
8
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
1
1
2
2
2
2
2
2
1
3
2
3
7
10
12
12
14
15
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
20
18
17
16
15
16
15
13
13
13
14
14
15
15
17
17
18
19
18
17
17
17
14

Dew Point (°C)

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

Relative Humidity (%)

69
81
87
87
89
89
92
92
92
92
90
90
89
89
86
81
73
65
58
56
57
58
59
59

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1025
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1025
1025
1026

Ozone (du)

273
275
276
278
280
281
282
282
280
280
281
282
284
285
288
287
295
297
298
300
300
302
301
302

Wednesday 23

Waxing Gibbous 92%

18:02

04:09

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:03, Set: 19:09, Transit: 13:05. Moon - Rise: 18:02, Set: 04:09. Civil Dark: 19:42 - 06:30. Nautical Dark: 20:21 - 05:51. Astro Dark: 21:01 - 05:11

Total Clouds (% Sky Obscured)

99
100
91
80
87
87
100
89
88
91
95
88
80
63
79
90
67
63
97
91
88
85
79
81

Low Clouds (% Sky Obscured)

37
29
1
0
0
0
0
0
12
21
20
6
4
0
4
23
33
48
54
38
23
7
15
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
3
5
8
22
8
7
6
4
0
0
2
5
5
0
0
0
0
0

High Clouds (% Sky Obscured)

99
100
91
80
82
87
100
77
69
23
26
20
19
57
71
66
44
39
95
86
84
83
70
75

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)

12
8
6
6
5
4
4
4
3
3
3
3
3
2
3
3
7
10
12
13
13
13
12
11

Chance of Frost

Temperature (°C)

16
14
12
11
10
9
9
8
8
7
7
7
8
8
9
12
14
16
17
18
18
18
19
18

Feels Like (°C)

15
12
10
8
8
7
7
6
6
6
5
6
6
6
8
11
11
13
14
15
15
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

64
71
76
76
76
77
80
81
85
85
85
90
90
90
87
75
70
66
65
66
64
65
66
67

Pressure (mb)

1026
1026
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1024
1024
1023
1023

Ozone (du)

301
300
299
298
298
297
296
294
292
291
289
288
287
285
286
284
282
281
280
280
279
278
279
278

Thursday 24

Waxing Gibbous 97%

18:16

05:26

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

Sun - Rise: 07:05, Set: 19:06, Transit: 13:04. Moon - Rise: 18:16, Set: 05:26. Civil Dark: 19:39 - 06:32. Nautical Dark: 20:18 - 05:53. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

80
88
94
100
93
100
100
80
37
12
20
28
34
35
31
32
44
57
65
65
64
63
57
54

Low Clouds (% Sky Obscured)

23
18
14
10
8
8
7
8
8
9
16
25
34
35
31
32
44
57
65
60
28
1
0
0

Medium Clouds (% Sky Obscured)

3
3
4
4
0
5
0
0
0
0
0
0
0
0
0
0
3
7
5
5
5
0
0
0

High Clouds (% Sky Obscured)

76
78
89
100
93
100
100
75
28
2
3
5
4
7
2
0
0
0
0
14
28
34
32
30

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
1
3
9
6
10
10
6
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
92
95
95
95
96
95
95
95
95
95
95
95
93
92
83
74
62
51
46
44
43
43
51

Pressure (mb)

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

Ozone (du)

278
277
277
275
275
275
275
275
275
275
275
275
276
277
277
278
277
278
278
278
279
280
280
281

Friday 25

Waxing Gibbous 99%

18:28

06:44

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 OK
08 OK
09 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:06, Set: 19:04, Transit: 13:04. Moon - Rise: 18:28, Set: 06:44. Civil Dark: 19:37 - 06:33. Nautical Dark: 20:16 - 05:55. Astro Dark: 20:56 - 05:15

Total Clouds (% Sky Obscured)

52
56
97
64
69
100
100
100
100
100
100
100
81
30
31
32
42
50
58
60
64
68
74
83

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
2
2
7
12
19
7
9
12
15
17
21
34
41
51
47
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
13
19
31
43
54
60
64
68
74
83

High Clouds (% Sky Obscured)

28
34
96
46
49
100
100
100
100
100
100
100
81
21
20
18
17
16
18
26
34
33
39
53

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
1
2
0
2
1
0
1
2
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)

5
4
4
3
2
2
2
1
2
2
2
2
2
2
3
3
3
4
6
8
8
9
10
9

Chance of Frost

Temperature (°C)

16
15
14
13
12
11
11
11
10
10
10
10
9
9
11
13
15
16
18
19
19
19
19
17

Feels Like (°C)

18
17
16
12
13
13
11
10
10
10
9
9
9
10
10
11
13
13
13
13
20
19
19
19

Dew Point (°C)

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

Relative Humidity (%)

65
87
92
92
92
92
90
90
91
91
91
93
93
93
85
79
73
63
55
48
51
54
59
62

Pressure (mb)

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

Ozone (du)

283
283
282
282
278
278
278
278
279
280
280
279
279
279
280
281
282
282
282
283
282
281
281
282

Saturday 26

Full Moon 100%

18:40

08:05

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
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:08, Set: 19:02, Transit: 13:04. Moon - Rise: 18:40, Set: 08:05. Civil Dark: 19:35 - 06:35. Nautical Dark: 20:13 - 05:56. Astro Dark: 20:53 - 05:16

Total Clouds (% Sky Obscured)

90
92
94
96
96
96
94
95
97
100
100
100
100
93
86
79
85
92
99
99
100
100
98
95

Low Clouds (% Sky Obscured)

34
23
13
4
9
14
18
32
51
66
61
64
62
50
40
25
20
11
10
10
13
14
16
17

Medium Clouds (% Sky Obscured)

90
79
64
48
33
18
3
4
4
10
10
10
10
10
10
5
5
9
14
32
46
61
57
52

High Clouds (% Sky Obscured)

65
75
86
95
95
96
92
84
73
65
77
88
100
89
76
62
73
84
94
95
96
100
97
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
9
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
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
7
14
61
89
95
95
95
95
95
95
95
69
48
9
14
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.6
1
1
1.1
1.2
1
0.9
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

9
8
7
5
4
4
4
3
4
4
4
5
6
6
8
11
14
13
12
13
11
10
11
9

Chance of Frost

Temperature (°C)

16
14
13
12
11
11
10
10
11
11
12
12
12
12
13
15
16
17
19
20
19
19
19
18

Feels Like (°C)

19
19
11
11
11
11
10
9
9
9
10
10
11
11
11
11
11
12
12
12
18
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

66
71
76
84
91
93
91
93
93
95
95
95
95
95
87
82
77
63
51
42
44
46
48
57

Pressure (mb)

1016
1016
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1011
1011
1012
1012
1012
1013

Ozone (du)

283
284
289
293
298
298
298
299
298
297
296
298
300
302
303
305
306
305
304
304
305
307
308
308

Sunday 27

Waning Gibbous 98%

18:54

09:28

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

Sun - Rise: 07:09, Set: 18:59, Transit: 13:03. Moon - Rise: 18:54, Set: 09:28. Civil Dark: 19:32 - 06:37. Nautical Dark: 20:11 - 05:58. Astro Dark: 20:51 - 05:18

Total Clouds (% Sky Obscured)

93
95
98
100
100
100
100
100
100
100
96
92
89
79
70
61
64
70
73

Low Clouds (% Sky Obscured)

15
17
19
20
16
13
10
9
9
10
30
50
71
52
33
12
11
9
5

Medium Clouds (% Sky Obscured)

45
48
54
61
70
82
92
94
95
97
96
92
89
72
46
21
17
13
9

High Clouds (% Sky Obscured)

93
95
98
100
100
100
100
100
100
100
73
50
25
19
10
4
3
2
1

ISS Passover

Visibility (miles)

6
5
6
8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

29
21
19
19
11
4
2
6
10
17
27
30
36
29
19
12
12
10
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
82
86
90
95
95
95
96
96
95
95
95
95
93
87
81
74
67
61

Pressure (mb)

1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014

Ozone (du)

308
308
308
309
309
309
309
309
311
312
314
315
317
319
313
308
303
300
298

Forecast for Watchet, Somerset, United Kingdom (51.18,-3.33)

Generated: 21/09/26 18:33:09. Forecast: 21/09/26 to 27/09/26. Timezone: UTC+1.00