Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

14:24

08:36

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

Sun - Rise: 07:59, Set: 16:00, Transit: 12:00. Moon - Rise: 14:24, Set: 08:36. Civil Dark: 16:39 - 07:20. Nautical Dark: 17:22 - 06:37. Astro Dark: 18:02 - 05:57

Total Clouds (% Sky Obscured)

23
14
5
4
0
1
2
2
0
0
0
0
1
1
5
31
32
38
30
4
1
1
0
0

Low Clouds (% Sky Obscured)

21
0
0
0
0
0
0
0
0
0
0
0
0
0
5
31
32
29
18
0
0
0
0
0

Medium 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
0
0

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
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
3
14
12
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)

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

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
1
1
1
0
0
0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

Feels Like (°C)

-4
-3
-3
-3
-3
-3
-4
-4
-4
-3
-3
-3
-2
-3
-3
-3
-4
-5
-7
-7
-7
-7
-7
-7

Dew Point (°C)

-3
-4
-5
-6
-6
-7
-6
-6
-5
-5
-4
-4
-3
-3
-3
-2
-2
-3
-3
-5
-6
-7
-7
-8

Relative Humidity (%)

70
65
59
54
53
54
57
60
65
67
73
77
80
83
86
89
89
83
83
77
71
66
63
57

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1008

Ozone (du)

353
354
360
354
343
338
327
325
321
321
326
326
321
315
318
324
334
342
347
353
355
363
370
375

Saturday 3

Full Moon 99%

15:44

09:14

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

Sun - Rise: 07:59, Set: 16:01, Transit: 12:00. Moon - Rise: 15:44, Set: 09:14. Civil Dark: 16:40 - 07:20. Nautical Dark: 17:23 - 06:37. Astro Dark: 18:03 - 05:57

Total Clouds (% Sky Obscured)

0
9
24
25
19
4
0
1
1
2
6
0
18
8
9
1
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
9
24
25
19
4
0
0
0
0
6
0
18
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
0
0
0
0
2
0
9
0
0
0
0
0
0
0
0
0

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
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 (%)

0
0
0
0
0
0
0
1
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

-0
1
1
1
2
1
1
0
-0
-0
-1
-1
-1
-1
-1
-1
-2
-2
-2
-3
-3
-3
-3
-2

Feels Like (°C)

-6
-6
-5
-5
-4
-5
-5
-5
-6
-5
-6
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

53
52
54
57
61
58
59
57
62
70
67
60
61
62
60
62
63
62
62
62
60
59
60
58

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1011
1012
1012
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015

Ozone (du)

377
369
372
374
372
365
360
360
361
358
358
359
360
358
359
359
363
361
363
367
365
362
358
354

Sunday 4

Waning Gibbous 96%

17:14

09:40

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

Sun - Rise: 07:59, Set: 16:02, Transit: 12:00. Moon - Rise: 17:14, Set: 09:40. Civil Dark: 16:41 - 07:20. Nautical Dark: 17:24 - 06:37. Astro Dark: 18:04 - 05:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
9
5
8
18
25
40
40
41
51
40
38
57
59
61
67
63

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
9
5
0
0
2
1
1
1
2
4
4
47
49
53
56
52

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
4
4
26
7
41
51
40
30
41
4
51
67
21

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
2
12
24
25
30
30
35
2
2
5
2
1
1

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
1
2
1
0
0
0
1
1
0
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)

11
13
13
13
11
10
8
7
7
6
7
7
6
6
6
6
6
6
6
5
5
6
6
7

Chance of Frost

Temperature (°C)

-1
-0
1
1
1
1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-2
-1

Feels Like (°C)

-6
-5
-4
-4
-4
-3
-4
-4
-5
-5
-4
-5
-6
-6
-7
-7
-6
-7
-6
-7
-6
-6
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

53
48
45
44
44
47
52
56
59
64
71
74
75
78
79
84
94
96
98
94
92
94
96
91

Pressure (mb)

1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1013
1013
1013
1014
1014

Ozone (du)

355
362
363
363
364
365
373
375
377
371
370
377
380
383
383
381
389
388
382
385
400
406
405
408

Monday 5

Waning Gibbous 91%

18:43

09:58

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

Sun - Rise: 07:58, Set: 16:03, Transit: 12:01. Moon - Rise: 18:43, Set: 09:58. Civil Dark: 16:42 - 07:19. Nautical Dark: 17:25 - 06:37. Astro Dark: 18:05 - 05:57

Total Clouds (% Sky Obscured)

53
53
45
36
27
41
55
65
59
57
52
49
48
45
36
33
30
27
24
20
14
8
2
1

Low Clouds (% Sky Obscured)

48
44
38
33
27
35
42
49
52
54
52
49
48
45
36
33
30
27
24
20
14
8
1
1

Medium Clouds (% Sky Obscured)

4
7
8
9
3
6
13
21
14
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
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 (%)

2
0
1
1
0
0
0
0
1
1
1
6
5
3
5
5
3
4
3
4
3
3
2
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
9
9
9
9
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
6
6
5

Chance of Frost

Temperature (°C)

-1
0
1
1
1
0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3

Feels Like (°C)

-5
-3
-3
-3
-3
-3
-4
-4
-4
-4
-5
-5
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5

Dew Point (°C)

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

Relative Humidity (%)

80
65
53
47
47
50
58
63
67
69
74
81
89
89
89
87
87
87
87
87
87
87
87
82

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

409
409
409
408
410
409
404
401
398
398
396
396
394
392
389
386
384
382
382
383
386
388
389
389

Tuesday 6

Waning Gibbous 83%

20:08

09:58

10 Good
11 Good
12 OK
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

Sun - Rise: 07:58, Set: 16:04, Transit: 12:01. Moon - Rise: 20:08, Set: 09:58. Civil Dark: 16:43 - 07:19. Nautical Dark: 17:26 - 06:37. Astro Dark: 18:06 - 05:57

Total Clouds (% Sky Obscured)

1
1
24
52
76
84
92
100
97
91
96
99
95
96
88
81
73
79
85
93
92
91
94
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
21
42
60
67
74
83
82
71
58
60
62
65
71
80
89
86
83
81
77

Medium Clouds (% Sky Obscured)

1
1
14
52
76
84
92
100
92
73
92
97
85
92
74
67
59
59
55
55
49
54
58
49

High Clouds (% Sky Obscured)

0
1
1
3
9
14
7
9
4
4
2
1
1
2
2
3
4
3
2
1
1
1
0
1

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

Precipitation Probability (%)

2
1
1
0
0
2
6
10
36
49
65
68
57
33
45
28
11
12
7
4
10
12
8
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
0
1
1
1
1
-0
-1
-1
-1
-1
-0
-0
-1
-1
-1
-1
-1
-1
-2
-2
-1
-1
-1

Feels Like (°C)

-3
-2
-1
-0
-3
-4
-4
-5
-5
-4
-4
-4
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5

Dew Point (°C)

-5
-6
-6
-7
-6
-6
-5
-6
-6
-5
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-4
-3
-2

Relative Humidity (%)

74
65
60
56
59
62
68
67
70
71
71
68
66
67
68
70
71
72
72
72
74
80
87
92

Pressure (mb)

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

Ozone (du)

391
395
396
399
401
398
396
401
400
400
401
401
400
400
402
402
403
403
402
401
399
400
400
400

Wednesday 7

Waning Gibbous 74%

21:27

10:12

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
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:57, Set: 16:06, Transit: 12:02. Moon - Rise: 21:27, Set: 10:12. Civil Dark: 16:45 - 07:19. Nautical Dark: 17:27 - 06:36. Astro Dark: 18:07 - 05:56

Total Clouds (% Sky Obscured)

62
51
66
76
89
92
94
95
93
93
95
94
92
88
90
91
93
95
97
98
98
98
98
98

Low Clouds (% Sky Obscured)

62
51
66
76
77
73
65
58
64
66
72
73
71
72
79
86
93
94
95
96
95
94
93
95

Medium Clouds (% Sky Obscured)

25
1
22
43
64
74
82
95
85
72
56
70
83
88
84
60
50
56
62
63
73
83
84
72

High Clouds (% Sky Obscured)

1
2
7
13
18
10
5
1
3
1
2
3
0
0
5
5
5
15
20
20
20
30
35
45

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
8
6
4

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

Precipitation Probability (%)

8
3
9
9
5
19
23
21
35
42
47
39
31
24
21
16
4
16
16
10
36
49
61
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-0
1
1
1
1
1
0
-1
-1
-1
-1
-1
-1
-1
-1
0
1
1
1
1
1
0
0
0

Feels Like (°C)

-6
-6
-6
-2
-2
-3
-2
-3
-3
-6
-6
-6
-5
-5
-6
-6
-6
-6
-7
-7
-8
-6
-6
-6

Dew Point (°C)

-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-3
-3
-3
-3
-3
-2
-2
-2
-2
-1
-1
-0

Relative Humidity (%)

84
80
73
73
74
74
78
80
83
83
83
83
84
84
86
83
80
78
80
81
86
89
92
96

Pressure (mb)

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

Ozone (du)

397
394
391
390
388
387
388
389
389
383
377
371
371
370
370
357
345
333
331
330
329
330
332
333

Thursday 8

Waning Gibbous 64%

22:43

10:24

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
04 Bad
05 Bad

Sun - Rise: 07:57, Set: 16:07, Transit: 12:02. Moon - Rise: 22:43, Set: 10:24. Civil Dark: 16:46 - 07:18. Nautical Dark: 17:28 - 06:36. Astro Dark: 18:08 - 05:56

Total Clouds (% Sky Obscured)

98
99
88
76
65
66
65
66
63
61
61
61
59
58
80
90
100
100
100
99

Low Clouds (% Sky Obscured)

97
99
84
68
53
56
58
60
52
43
33
29
28
29
36
37
38
41
44
47

Medium Clouds (% Sky Obscured)

64
64
71
73
65
66
61
53
37
23
5
31
59
58
80
90
100
100
99
97

High Clouds (% Sky Obscured)

45
45
45
50
55
45
39
31
42
61
61
61
59
58
71
85
100
95
90
83

ISS Passover

Visibility (miles)

6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6

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

Precipitation Probability (%)

77
78
63
47
30
24
16
2
2
2
0
0
0
0
2
3
3
37
53
64

Precipitation Amount (mm)

0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
2
2
2
2
1
1
0
-0
-1
-1
-1
-0
-0
0
0
1
1
1

Feels Like (°C)

-7
-7
-7
-4
-3
-3
-2
-2
-2
-4
-4
-4
-4
-4
-4
-3
-4
-4
-4
-3

Dew Point (°C)

0
0
1
1
1
1
0
-0
-1
-2
-3
-3
-3
-3
-3
-2
-1
-1
0
1

Relative Humidity (%)

94
93
93
93
93
94
93
93
92
89
86
83
83
84
83
87
91
92
96
96

Pressure (mb)

1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1010
1010
1009
1008
1007

Ozone (du)

336
340
343
342
342
341
341
340
339
338
336
334
333
332
332
329
326
323
322
321

Forecast for Blean, Kent, United Kingdom (51.30,1.05)

Generated: 02/01/26 10:28:52. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+0.00