Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 7%

05:47

13:08

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: 07:55, Set: 15:47, Transit: 11:51. Moon - Rise: 05:47, Set: 13:08. Civil Dark: 16:27 - 07:15. Nautical Dark: 17:10 - 06:32. Astro Dark: 17:51 - 05:52

Total Clouds (% Sky Obscured)

71
100
100
100
100
100
100
100
100
100
100
95
94
81
79
88
86
67
78
68
98
93
92
97

Low Clouds (% Sky Obscured)

39
46
57
80
75
81
89
81
75
83
81
83
80
81
79
84
83
67
57
56
35
38
37
0

Medium Clouds (% Sky Obscured)

81
88
98
98
100
100
82
82
55
91
71
42
8
0
0
0
0
0
0
0
6
6
9
40

High Clouds (% Sky Obscured)

100
100
100
100
100
92
27
8
0
0
0
0
0
2
2
28
27
3
54
47
98
93
81
96

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
0
0
0
0
0
0
0
0
4
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
100
0
0
0
100
0
0
0
0
0
3
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
87
89
94
93
92
91
91
90
93
91
88
87
90
88
88
88
86
85
85
86
85
82

Pressure (mb)

1009
1009
1010
1010
1011
1011
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018
1018
1018
1018

Ozone (du)

303
296
294
303
308
317
332
342
349
348
340
336
333
330
328
322
320
319
317
312
309
308
307
307

Wednesday 17

Waning Crescent 3%

06:58

13:29

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: 07:56, Set: 15:48, Transit: 11:52. Moon - Rise: 06:58, Set: 13:29. Civil Dark: 16:27 - 07:16. Nautical Dark: 17:10 - 06:33. Astro Dark: 17:51 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
97
96
95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
26
40
43
43
57
54
55
81
87
100
100
85
84
76
100
100
100
94
99
100
100
84
92

Medium Clouds (% Sky Obscured)

98
100
99
100
87
94
86
83
83
90
97
99
94
98
100
97
48
89
24
81
86
93
100
44

High Clouds (% Sky Obscured)

100
100
100
100
100
72
38
25
20
25
30
25
100
100
100
100
100
100
100
100
100
100
99
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
2
14
16
11
9
8
2
3
4
34
70
95
95
95
61
43
34
42
51
76
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1
1.1
0
0
0
0
0
0.3
0.7
0.7

Wind Speed/Direction (mph)

11
13
14
14
15
16
18
18
20
21
22
23
23
23
23
22
21
21
19
18
18
17
17
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
80
81
81
80
77
76
76
78
82
82
82
84
88
91
93
93
93
93
93
91
93
93

Pressure (mb)

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

Ozone (du)

305
304
301
302
302
302
303
301
300
299
300
302
304
302
306
305
306
306
303
300
300
296
295
287

Thursday 18

Waning Crescent 1%

08:02

13:59

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: 07:57, Set: 15:48, Transit: 11:52. Moon - Rise: 08:02, Set: 13:59. Civil Dark: 16:28 - 07:17. Nautical Dark: 17:11 - 06:34. Astro Dark: 17:51 - 05:53

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
87
100
84
62

Low Clouds (% Sky Obscured)

90
88
85
81
100
84
97
100
100
76
72
86
68
53
62
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

40
54
69
99
100
94
93
100
100
97
97
86
37
86
100
100
32
30
30
30
35
25
20
20

High Clouds (% Sky Obscured)

90
28
23
100
100
100
100
100
100
100
100
100
100
100
100
96
100
99
100
100
87
100
84
62

ISS Passover

Visibility (miles)

9
9
9
9
9
3
3
3
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

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
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
83
57
46
10
20
11
4
2
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.9
0.8
0.7
0.5
0.8
1.8
1.2
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
21
23
25
28
28
28
28
27
25
18
16
18
15
13
12
12
12
11
11
10
11
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
85
83
81
79
81
87
90
89
87
87
86
84
77
80
82
81
79
79
81
82
82
79
78

Pressure (mb)

1008
1007
1006
1005
1004
1004
1004
1004
1005
1005
1006
1007
1008
1009
1011
1011
1012
1013
1014
1015
1016
1016
1017
1017

Ozone (du)

283
285
287
289
288
284
285
287
289
295
306
323
328
334
339
338
336
334
341
342
344
355
362
361

Friday 19

Waning Crescent 0%

08:56

14:40

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

Sun - Rise: 07:57, Set: 15:48, Transit: 11:53. Moon - Rise: 08:56, Set: 14:40. Civil Dark: 16:28 - 07:17. Nautical Dark: 17:11 - 06:34. Astro Dark: 17:52 - 05:54

Total Clouds (% Sky Obscured)

60
34
19
16
19
7
5
2
0
0
0
0
14
28
41
45
47
46
55
64
72
70
67
66

Low Clouds (% Sky Obscured)

0
6
19
16
19
7
5
2
0
0
0
0
14
28
41
45
47
46
54
58
64
57
53
49

Medium Clouds (% Sky Obscured)

25
16
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
44
45
30
40
55

High Clouds (% Sky Obscured)

13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
14
1
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
3
2
0
1
1
2
2
5
6
7
8
6
4
2
5
4
4
9
5
3
4
3
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
12
10
8
7
7
7
6
6
6
6
6
6
6
7
6
6
6
6
7
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
5
5
5
5
4
4
4
4
4
5
5
4
5
5
5
5
5
5
5

Relative Humidity (%)

76
74
76
80
87
88
88
91
91
90
90
91
91
93
93
93
91
91
93
91
91
88
82
78

Pressure (mb)

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

Ozone (du)

357
332
321
311
305
311
307
307
303
299
294
295
294
295
300
299
297
299
296
296
296
294
292
293

Saturday 20

New Moon 0%

09:37

15:35

12 Bad
13 OK
14 OK
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: 07:58, Set: 15:49, Transit: 11:53. Moon - Rise: 09:37, Set: 15:35. Civil Dark: 16:29 - 07:18. Nautical Dark: 17:12 - 06:35. Astro Dark: 17:52 - 05:54

Total Clouds (% Sky Obscured)

67
35
31
68
77
83
86
61
91
93
92
97
98
99
100
98
96
94
96
98
100
95
90
86

Low Clouds (% Sky Obscured)

46
35
31
45
52
61
53
46
38
40
46
53
59
53
54
59
71
80
84
82
81
74
65
59

Medium Clouds (% Sky Obscured)

54
2
2
2
22
45
58
28
38
39
29
31
37
51
50
42
35
31
67
80
92
79
76
67

High Clouds (% Sky Obscured)

0
0
0
18
15
10
5
11
30
41
48
64
76
88
100
73
43
15
40
70
100
78
56
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
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
1
1
0
0
0
0
0
5
9
13
13
11
4
9
10
3
7
9
7
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
5
3
3
2
2
3
2
3
3
2
2
2
2
2
2
3
3
3
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

77
78
79
82
90
90
88
88
88
86
81
82
81
79
85
87
87
91
90
90
90
90
88
85

Pressure (mb)

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

Ozone (du)

298
302
305
306
308
309
312
316
318
319
319
319
320
319
317
317
316
314
314
316
319
320
319
322

Sunday 21

Waxing Crescent 2%

10:07

16:41

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: 07:58, Set: 15:49, Transit: 11:54. Moon - Rise: 10:07, Set: 16:41. Civil Dark: 16:29 - 07:18. Nautical Dark: 17:12 - 06:35. Astro Dark: 17:53 - 05:55

Total Clouds (% Sky Obscured)

90
95
100
100
100
100
100
100
100
99
97
95
96
97
99
97
95
94
94
95
93
95
96
97

Low Clouds (% Sky Obscured)

70
80
92
87
81
75
74
74
72
73
73
77
82
88
94
89
84
76
75
72
71
63
52
44

Medium Clouds (% Sky Obscured)

76
89
96
97
98
100
100
100
100
98
97
95
96
96
97
81
70
50
31
22
13
10
7
8

High Clouds (% Sky Obscured)

56
78
100
100
100
100
100
100
99
81
69
65
61
63
64
55
54
57
52
37
25
41
55
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

21
25
25
31
34
35
41
44
44
49
54
58
61
66
69
67
62
51
42
31
14
12
9
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.2
0.2
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
6
6
6
6
6
6
6
6
6
6
6
5
4
5
5
6
4
4
5
5
5

Dew Point (°C)

7
7
7
7
7
7
7
7
8
9
8
8
8
8
8
8
8
8
8
8
7
7
7
8

Relative Humidity (%)

85
87
88
90
88
88
88
90
93
98
96
95
93
91
90
88
90
91
93
95
95
95
91
88

Pressure (mb)

1005
1005
1005
1004
1005
1005
1005
1005
1005
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007
1007

Ozone (du)

327
334
340
347
351
354
357
356
356
355
359
363
366
373
379
386
387
389
390
392
394
396
396
396

Monday 22

Waxing Crescent 6%

10:29

17:55

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: 07:59, Set: 15:50, Transit: 11:54. Moon - Rise: 10:29, Set: 17:55. Civil Dark: 16:30 - 07:19. Nautical Dark: 17:13 - 06:36. Astro Dark: 17:53 - 05:55

Total Clouds (% Sky Obscured)

98
99
100
100
100
100
100
100
100
99
99
98
99
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
58
66
65
64
63
62
62
61
61
60
60
65
71
77
81
85
87
87
88
92
94
97
100

Medium Clouds (% Sky Obscured)

18
43
50
41
33
30
35
46
60
72
84
97
97
97
96
93
90
87
77
63
51
31
12
0

High Clouds (% Sky Obscured)

83
91
100
100
100
100
100
100
100
90
80
70
76
83
89
92
96
99
99
100
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
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 (%)

23
35
45
40
30
12
12
10
0
0
0
0
6
8
8
13
16
17
24
23
17
20
21
19

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
7
7
8
7
7
8
5
4
4
4
3
3
4
3
4
4
4
4
2
2
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

85
87
88
90
90
90
88
88
90
90
88
88
87
87
85
85
85
85
87
82
79
76
78
78

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1008
1008
1009
1010
1010
1011
1011

Ozone (du)

396
397
398
398
397
396
395
396
396
396
396
395
395
395
395
396
397
398
400
400
401
401
401
400

Forecast for Herne, Kent, United Kingdom (51.35,1.12)

Generated: 16/12/25 22:17:30. Forecast: 16/12/25 to 22/12/25. Timezone: UTC+0.00