Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 9

Waning Gibbous 67%

21:33

12:11

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

Sun - Rise: 08:04, Set: 16:08, Transit: 12:06. Moon - Rise: 21:33, Set: 12:11. Civil Dark: 16:47 - 07:25. Nautical Dark: 17:29 - 06:43. Astro Dark: 18:09 - 06:03

Total Clouds (% Sky Obscured)

36
42
43
49
39
38
42
46
56
55
50
51
55
46
32
31
30
32
35
29
27
37
34
45

Low Clouds (% Sky Obscured)

35
41
42
40
37
36
42
46
56
55
50
51
55
46
32
31
30
32
35
29
27
37
34
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

28
21
38
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
23
0
17

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
5
4
4
4
5
6
10
7
9
7
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
85
87
87
85
87
87
87
88
85
85
85
84
81
81
80
80
81
87
91
91
91
93

Pressure (mb)

1006
1007
1008
1008
1009
1009
1010
1010
1011
1012
1013
1013
1014
1016
1017
1017
1018
1018
1019
1020
1021
1021
1022
1022

Ozone (du)

300
302
300
299
301
303
304
307
306
305
304
305
310
315
321
315
314
314
313
313
314
313
306
303

Wednesday 10

Waning Gibbous 57%

22:52

12:24

21 Bad
22 Bad
23 Bad
00 OK
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

Sun - Rise: 08:05, Set: 16:08, Transit: 12:07. Moon - Rise: 22:52, Set: 12:24. Civil Dark: 16:47 - 07:26. Nautical Dark: 17:29 - 06:44. Astro Dark: 18:09 - 06:04

Total Clouds (% Sky Obscured)

54
51
45
33
44
49
57
69
70
73
71
64
74
70
68
79
79
87
84
85
100
100
100
100

Low Clouds (% Sky Obscured)

54
51
45
33
44
49
57
69
70
73
71
64
74
69
63
76
49
61
58
77
89
67
69
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
26
4
21
22
8
99
100

High Clouds (% Sky Obscured)

5
2
1
0
0
0
1
1
2
0
0
2
0
0
3
52
50
67
47
48
100
100
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
8
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
Very Light Rain
None
None

Precipitation Probability (%)

0
2
0
0
0
0
0
0
0
0
1
1
3
6
18
18
11
18
24
26
37
54
44
35

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
5
5
6
6
7
7
8
9
10
10
10
12
14
14
15
15
15
14
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
7
7
7
7
7
7
6
7
8
8
7
7
8
7
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
91
93
93
94
93
93
93
93
91
93
91
84
83
88
90
88
90
93
91
90
92

Pressure (mb)

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

Ozone (du)

302
303
302
302
301
300
300
300
299
298
296
294
289
289
291
290
295
300
299
300
301
306
307
309

Thursday 11

Third Quarter 46%

00:06

12:36

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:06, Set: 16:08, Transit: 12:07. Moon - Rise: 00:06, Set: 12:36. Civil Dark: 16:47 - 07:27. Nautical Dark: 17:29 - 06:45. Astro Dark: 18:09 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
100
100
88
97
91
100
100
100
93
93
100
100
100
100
100

Low Clouds (% Sky Obscured)

48
53
62
52
88
82
40
46
29
33
17
8
0
0
0
0
0
0
0
0
0
1
0
0

Medium Clouds (% Sky Obscured)

87
98
94
99
100
99
89
98
96
100
98
78
81
77
100
100
100
92
93
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
72
90
52
47
84
77
100
43
93
76
80
96
76
12
16
68
95
74
70
85

ISS Passover

Visibility (miles)

9
9
9
9
8
3
6
2
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
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
None

Precipitation Probability (%)

29
22
50
77
95
95
95
95
37
8
6
2
0
0
0
0
0
0
0
0
0
0
1
0

Precipitation Amount (mm)

0
0
0
0.4
0.8
1.2
1.5
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
14
13
14
13
12
11
12
10
11
9
6
4
4
4
5
5
4
3
3
3
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
8
7
6
5
5
5
5
5
6
6
6
7
6
5
5
5
5

Relative Humidity (%)

92
90
92
91
93
91
95
93
90
87
84
88
88
85
78
77
76
78
82
85
87
87
85
87

Pressure (mb)

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

Ozone (du)

311
313
313
312
315
317
321
324
324
325
325
327
327
329
329
330
331
330
331
331
330
327
329
332

Friday 12

Waning Crescent 36%

01:18

12:47

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

Sun - Rise: 08:07, Set: 16:09, Transit: 12:08. Moon - Rise: 01:18, Set: 12:47. Civil Dark: 16:47 - 07:28. Nautical Dark: 17:29 - 06:46. Astro Dark: 18:09 - 06:06

Total Clouds (% Sky Obscured)

94
90
86
27
14
0
2
6
7
10
12
17
42
25
45
70
85
100
96
93
91
93
95
97

Low Clouds (% Sky Obscured)

0
0
1
0
0
0
2
6
7
10
12
17
21
16
11
17
31
36
46
53
63
68
73
79

Medium Clouds (% Sky Obscured)

94
89
64
27
14
0
0
0
0
0
0
0
0
0
0
18
37
45
42
34
84
85
86
82

High Clouds (% Sky Obscured)

88
67
70
23
11
0
0
0
0
0
0
0
20
16
34
64
85
100
82
63
45
51
57
64

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
1
0
0
0
0
0
0
1
0
0
0
6
4
1
6
7
8
17
11
14
2
6
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)

3
3
3
3
2
3
3
3
3
3
3
4
4
7
9
11
11
12
14
13
13
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
4
5
4
4
4
4
4
4
3
4
3
6
5
5
5
5
5
5
5
6
6

Dew Point (°C)

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

Relative Humidity (%)

87
86
86
90
88
88
88
88
88
89
91
89
90
82
77
76
78
80
85
88
90
93
93
91

Pressure (mb)

1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1025
1024
1024
1024
1023
1023
1023
1022
1022
1022
1021
1021

Ozone (du)

335
348
362
385
395
386
380
370
367
365
358
352
350
346
338
331
327
323
319
315
314
311
309
306

Saturday 13

Waning Crescent 27%

02:28

12:59

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:08, Set: 16:09, Transit: 12:08. Moon - Rise: 02:28, Set: 12:59. Civil Dark: 16:48 - 07:29. Nautical Dark: 17:30 - 06:47. Astro Dark: 18:10 - 06:07

Total Clouds (% Sky Obscured)

96
95
94
94
95
95
96
96
97
93
88
82
87
93
100
98
97
95
97
99
100
100
100
100

Low Clouds (% Sky Obscured)

80
82
83
84
85
87
81
74
68
66
67
66
64
62
60
62
63
65
67
70
72
78
85
90

Medium Clouds (% Sky Obscured)

75
75
69
64
62
63
61
59
56
53
46
43
62
81
100
96
92
90
79
64
45
60
77
89

High Clouds (% Sky Obscured)

57
50
47
49
51
51
62
75
86
67
48
22
45
73
100
78
63
60
74
81
88
91
94
100

ISS Passover

Visibility (miles)

9
9
8
5
9
9
9
8
9
6
4
5
4
3
4
4
4
4
5
4
3
2
1
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
None

Precipitation Probability (%)

25
35
51
52
32
30
56
59
59
71
82
74
80
76
69
85
76
67
72
68
58
71
66
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.4
0.3
0.4
0.4
0.3
0.6
0.4
0.3
0.4
0.3
0
0.4
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
11
11
11
11
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
88
90
87
88
90
90
92
91
93
92
92
92
92
93
93
93
93
95
96
98
96
95

Pressure (mb)

1021
1021
1020
1020
1019
1019
1018
1018
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012

Ozone (du)

303
303
301
299
299
297
297
299
298
299
300
299
297
297
296
296
296
295
295
293
292
290
290
289

Sunday 14

Waning Crescent 19%

03:39

13:12

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:08, Set: 16:09, Transit: 12:09. Moon - Rise: 03:39, Set: 13:12. Civil Dark: 16:48 - 07:29. Nautical Dark: 17:30 - 06:47. Astro Dark: 18:10 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
97
100
100
100
100
98
97
95
94
93
92
94
96
98
98
98
98
99
99
100
96
91
86

Medium Clouds (% Sky Obscured)

76
67
54
55
57
44
39
43
47
43
40
36
42
42
56
68
79
87
90
94
100
97
94
90

High Clouds (% Sky Obscured)

97
95
92
82
71
59
75
88
100
100
100
100
100
100
100
100
100
100
75
50
26
24
17
10

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
1
1
1
1
1
4
7
9
8
7
5
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

89
82
80
84
82
90
95
95
95
95
95
95
95
93
88
95
95
95
95
95
95
95
94
86

Precipitation Amount (mm)

0.7
0.5
0.5
0.6
0.5
0.6
0.9
0.7
1
1
0.7
0.7
0.8
0.6
0.4
1
1.1
1.2
1.5
1.2
1.3
1.2
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
98
98
98
98
98
98
98
98
96
96
96
96
95
93
93
92
90
87
84
84
83

Pressure (mb)

1012
1011
1011
1011
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1005
1004
1003
1003
1003
1003
1003
1003
1003
1003

Ozone (du)

288
287
285
283
284
285
285
287
288
290
291
293
295
295
295
295
293
291
288
290
293
295
299
302

Monday 15

Waning Crescent 12%

04:51

13:30

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 OK

Sun - Rise: 08:09, Set: 16:09, Transit: 12:09. Moon - Rise: 04:51, Set: 13:30. Civil Dark: 16:48 - 07:30. Nautical Dark: 17:30 - 06:48. Astro Dark: 18:10 - 06:08

Total Clouds (% Sky Obscured)

100
99
99
98
97
97
97
97
96
94
92
91
89
87
85
70
55
40
37
33
27

Low Clouds (% Sky Obscured)

90
94
99
86
74
46
42
44
42
42
50
53
58
61
64
54
44
34
30
27
23

Medium Clouds (% Sky Obscured)

93
96
99
73
48
19
20
21
25
25
24
26
34
36
32
21
12
5
11
16
22

High Clouds (% Sky Obscured)

5
5
4
5
5
5
34
61
85
72
79
80
80
80
50
29
23
15
10
6
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

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

Precipitation Probability (%)

87
75
61
65
48
23
24
18
7
20
24
17
26
28
21
24
24
17
25
30
27

Precipitation Amount (mm)

0.6
0.4
0.3
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
84
85
87
88
87
88
88
88
88
88
85
84
81
81
81
81
84
87

Pressure (mb)

1003
1004
1004
1004
1004
1005
1005
1006
1006
1007
1008
1008
1009
1010
1011
1011
1012
1013
1013
1014
1015

Ozone (du)

306
309
312
315
318
321
324
331
337
343
343
343
343
350
356
362
366
369
372
370
368

Forecast for Exmouth, Devon, United Kingdom (50.62,-3.41)

Generated: 09/12/25 21:50:35. Forecast: 09/12/25 to 15/12/25. Timezone: UTC+0.00