Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 77%

21:37

11:57

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:05, Set: 16:13, Transit: 12:09. Moon - Rise: 21:37, Set: 11:57. Civil Dark: 16:51 - 07:26. Nautical Dark: 17:33 - 06:45. Astro Dark: 18:12 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
90
97
96
57
67
59
63
60
55
58
47

Low Clouds (% Sky Obscured)

96
91
92
88
90
90
93
90
84
99
86
98
100
85
71
64
52
64
57
60
55
54
58
47

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
88
98
99
100
97
81
95
94
57
57
55
40
56
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
100
98
99
86
90
89
78
25
60
50
51
55
29
21
0

ISS Passover

Visibility (miles)

1
1
2
1
1
4
9
9
9
3
9
7
3
1
5
9
6
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
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
91
95
95
85
74
40
37
32
25
7
3
2
4
3
4

Precipitation Amount (mm)

1.2
1.8
3.9
4.3
4.1
2.7
1.4
1
2
0.6
1.1
1.7
0.6
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
20
24
28
28
30
28
28
27
28
28
29
30
31
31
29
27
20
18
15
14
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
96
92
92
90
92
90
87
92
95
95
90
92
93
86
84
87
87
88
90
91

Pressure (mb)

1005
1004
1004
1002
1002
1001
1000
999
999
998
998
997
997
997
997
997
998
999
1001
1003
1004
1005
1006
1007

Ozone (du)

302
297
295
294
290
289
287
285
284
286
287
288
289
288
287
286
285
287
288
288
288
291
289
291

Tuesday 9

Waning Gibbous 67%

No Rise

12:13

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:06, Set: 16:13, Transit: 12:09. Moon - Rise: No Rise, Set: 12:13. Civil Dark: 16:51 - 07:27. Nautical Dark: 17:33 - 06:46. Astro Dark: 18:12 - 06:06

Total Clouds (% Sky Obscured)

59
59
56
57
58
63
69
61
65
72
69
65
51
42
42
29
53
53
47
43
49
39
41
40

Low Clouds (% Sky Obscured)

59
59
56
57
58
63
67
61
65
62
69
65
51
42
42
29
53
53
47
43
49
39
41
40

Medium Clouds (% Sky Obscured)

0
0
1
2
0
0
0
3
0
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
1
20
1
0
0
0
0
0
0
0
0
0
0
1
9
3
10
1
0

ISS Passover

Visibility (miles)

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

Fog (%)

14
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 (%)

6
16
18
22
17
7
9
24
15
18
10
6
1
7
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
90
91
91
91
93
96
96
96
96
91
88
84
81
81
85
90
91
93
93
91
93

Pressure (mb)

1007
1008
1008
1008
1009
1010
1010
1010
1011
1012
1013
1014
1015
1016
1017
1017
1017
1018
1020
1020
1021
1020
1021
1021

Ozone (du)

294
293
296
298
301
300
300
302
302
304
305
309
313
321
320
318
315
311
308
307
309
307
308
308

Wednesday 10

Waning Gibbous 57%

22:55

12:27

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

Sun - Rise: 08:07, Set: 16:12, Transit: 12:10. Moon - Rise: 22:55, Set: 12:27. Civil Dark: 16:51 - 07:28. Nautical Dark: 17:33 - 06:47. Astro Dark: 18:12 - 06:07

Total Clouds (% Sky Obscured)

38
51
46
34
53
51
56
71
71
61
77
91
99
100
100
100
97
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

38
51
46
34
53
51
56
71
71
61
77
71
74
59
77
75
79
80
71
80
75
67
59
67

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
20
37
31
1
2
42
100
100
88
98
95

High Clouds (% Sky Obscured)

0
0
1
3
25
3
1
0
31
8
60
63
94
48
34
35
50
71
100
100
100
100
100
82

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
6
3
6
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
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
13
5
19
14
10
31
23
42
53
58
35
39

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
0.4
0
0

Wind Speed/Direction (mph)

4
5
7
8
9
9
10
11
13
13
12
13
15
16
17
17
16
16
16
17
18
18
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
8
7
7
7
7
7
8
8
8
8
9
9
9
10
10
9
9
10
10
10
10
10

Relative Humidity (%)

91
91
91
91
90
91
91
91
90
91
93
93
90
90
88
88
90
88
91
91
93
93
93
93

Pressure (mb)

1022
1021
1021
1020
1020
1019
1019
1018
1017
1017
1016
1016
1016
1015
1014
1013
1012
1012
1011
1011
1010
1010
1010
1010

Ozone (du)

311
307
302
304
304
302
301
302
302
307
313
313
313
312
310
307
307
309
307
307
307
310
313
315

Thursday 11

Third Quarter 46%

00:09

12:38

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:08, Set: 16:12, Transit: 12:10. Moon - Rise: 00:09, Set: 12:38. Civil Dark: 16:51 - 07:29. Nautical Dark: 17:33 - 06:47. Astro Dark: 18:13 - 06:08

Total Clouds (% Sky Obscured)

98
98
99
99
100
100
100
100
100
100
100
99
100
82
77
81
84
100
100
100
93
86
79
79

Low Clouds (% Sky Obscured)

70
78
79
75
70
72
73
73
48
24
1
0
0
0
13
26
37
37
40
43
38
40
38
37

Medium Clouds (% Sky Obscured)

68
88
90
97
100
100
100
99
100
77
89
89
96
43
42
46
74
100
100
100
86
77
65
60

High Clouds (% Sky Obscured)

67
55
58
64
71
82
90
100
100
100
92
57
29
20
12
46
15
23
8
67
52
46
35
30

ISS Passover

Visibility (miles)

9
8
8
3
4
3
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
39
61
84
95
95
95
95
95
63
12
3
0
0
0
0
0
2
3
2
7
14
16
14

Precipitation Amount (mm)

0
0
0.3
0.6
1.2
0.9
1.2
2.3
1.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
17
17
17
17
16
10
5
11
8
6
5
4
4
4
5
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
9
9
10
9
10
7
6
5
5
4
4
4
4
4
4
5
5
5
5
5
6
6
6

Relative Humidity (%)

91
90
91
91
90
95
88
85
84
82
82
79
75
72
68
69
72
76
79
81
82
85
85
88

Pressure (mb)

1009
1009
1008
1008
1008
1008
1008
1009
1009
1010
1011
1012
1013
1013
1014
1014
1014
1015
1015
1016
1016
1017
1017
1017

Ozone (du)

316
318
320
324
325
328
330
331
332
332
334
334
335
335
336
336
335
334
335
337
336
335
336
336

Friday 12

Waning Crescent 36%

01:21

12:50

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 OK
15 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:09, Set: 16:13, Transit: 12:11. Moon - Rise: 01:21, Set: 12:50. Civil Dark: 16:51 - 07:30. Nautical Dark: 17:33 - 06:48. Astro Dark: 18:13 - 06:08

Total Clouds (% Sky Obscured)

79
71
77
76
79
67
59
56
63
69
53
57
63
55
44
35
21
30
49
71
80
90
98
99

Low Clouds (% Sky Obscured)

36
37
40
39
39
38
34
39
54
56
49
51
50
50
44
35
21
30
49
67
68
69
71
74

Medium Clouds (% Sky Obscured)

55
60
55
50
50
13
37
45
48
34
24
27
27
28
23
15
14
6
2
1
16
24
23
29

High Clouds (% Sky Obscured)

25
25
20
30
25
15
0
0
0
0
0
0
0
0
7
11
12
23
34
38
29
20
19
24

ISS Passover

Visibility (miles)

9
9
7
9
9
9
9
7
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 (%)

17
26
26
11
14
10
26
41
37
22
3
2
3
2
5
3
1
1
3
4
4
9
14
14

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)

6
6
6
5
4
4
4
4
4
3
4
5
6
7
10
11
11
11
12
12
12
12
12
12

Chance of Frost

Temperature (°C)

8
8
8
7
7
7
7
6
6
7
7
7
8
9
10
9
9
9
8
8
7
8
8
9

Feels Like (°C)

5
5
5
5
5
5
4
5
4
6
6
7
8
10
9
9
9
9
9
8
9
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
91
91
90
90
91
93
93
91
91
88
81
77
77
78
80
81
81
82
87
90
93

Pressure (mb)

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

Ozone (du)

337
345
349
356
367
377
392
400
404
405
393
384
378
376
371
364
356
349
345
341
338
334
330
327

Saturday 13

Waning Crescent 27%

02:31

13:02

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:09, Set: 16:13, Transit: 12:11. Moon - Rise: 02:31, Set: 13:02. Civil Dark: 16:51 - 07:31. Nautical Dark: 17:33 - 06:49. Astro Dark: 18:13 - 06:09

Total Clouds (% Sky Obscured)

99
98
94
93
87
85
81
78
81
86
92
95
97
100
100
100
100
100
100
100
100
100
100
87

Low Clouds (% Sky Obscured)

71
68
70
71
70
72
75
77
81
86
90
84
77
70
70
70
70
78
85
92
90
87
84
77

Medium Clouds (% Sky Obscured)

36
44
36
30
29
33
34
33
47
58
71
55
57
61
65
57
49
59
65
73
82
91
100
87

High Clouds (% Sky Obscured)

29
42
40
37
35
30
30
25
24
32
49
62
77
99
99
100
100
100
100
100
100
100
100
67

ISS Passover

Visibility (miles)

9
9
9
9
8
7
7
7
7
7
7
7
7
7
7
8
9
9
8
6
4
3
2
1

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

9
8
4
6
8
8
7
16
10
14
18
16
20
17
18
27
42
65
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
1.2
1.7
3
4.9
2.3

Wind Speed/Direction (mph)

11
11
11
13
14
16
16
17
18
18
19
20
20
20
20
21
21
22
22
22
23
22
21
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
95
95
95
93
93
95
93
95
93
93
95
93
93
91
90
91
90
91
91
93
96

Pressure (mb)

1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1015
1014
1014
1013
1012
1011
1010
1010
1009
1009
1008

Ozone (du)

322
318
314
312
311
309
310
312
313
314
314
314
311
308
305
302
300
297
296
295
294
293
293
293

Sunday 14

Waning Crescent 19%

03:41

13:16

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: 08:10, Set: 16:13, Transit: 12:12. Moon - Rise: 03:41, Set: 13:16. Civil Dark: 16:52 - 07:32. Nautical Dark: 17:33 - 06:50. Astro Dark: 18:13 - 06:10

Total Clouds (% Sky Obscured)

75
62
75
87
100
91
82
76
78
87
87
92
96
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

69
62
69
78
83
80
76
73
71
68
70
80
89
100
97
94
90
93
96
100

Medium Clouds (% Sky Obscured)

75
62
75
87
100
91
82
74
78
76
73
80
86
100
99
97
94
90
92
93

High Clouds (% Sky Obscured)

33
5
37
68
100
70
47
35
40
55
65
80
87
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
94
79
70
56
49
49
62
91
95
95

Precipitation Amount (mm)

1.9
1.9
1.2
1
0.7
1.2
2
2.4
1.3
1
0.5
0.3
0.3
0
0
0
0.3
0.6
1.1
1.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
13
13

Feels Like (°C)

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

Dew Point (°C)

10
11
11
11
11
11
12
11
11
11
11
11
12
12
12
12
12
12
12
12

Relative Humidity (%)

96
98
98
98
98
98
100
98
98
98
98
98
98
98
98
98
96
96
95
95

Pressure (mb)

1008
1008
1008
1007
1007
1007
1006
1005
1005
1005
1005
1005
1004
1004
1003
1003
1002
1002
1001
1001

Ozone (du)

293
293
293
294
294
295
296
296
297
297
298
299
299
299
299
300
302
303
306
308

Forecast for Beaumont, Plymouth, United Kingdom (50.38,-4.14)

Generated: 08/12/25 21:32:31. Forecast: 08/12/25 to 14/12/25. Timezone: UTC+0.00