Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 30

Waxing Gibbous 79%

12:40

05:03

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

Sun - Rise: 08:10, Set: 15:59, Transit: 12:05. Moon - Rise: 12:40, Set: 05:03. Civil Dark: 16:40 - 07:29. Nautical Dark: 17:24 - 06:46. Astro Dark: 18:05 - 06:05

Total Clouds (% Sky Obscured)

34
46
52
59
10
60
45
45
40
0
0
1
1
4
8
8
22
41
8
1
23
4
0
5

Low Clouds (% Sky Obscured)

34
46
52
59
10
60
45
45
40
0
0
0
0
4
8
0
10
25
4
0
23
4
0
4

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
1
8
21
34
8
1
10
4
0
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
93
93
92
92
91
91
88
87
86
83
78
77
77
80
82
88
91
88
86
86

Pressure (mb)

1035
1034
1034
1034
1034
1033
1033
1032
1032
1032
1031
1031
1031
1031
1030
1029
1028
1027
1027
1026
1025
1024
1024
1023

Ozone (du)

299
298
297
297
298
301
304
305
308
309
307
305
304
305
305
305
310
312
312
307
303
300
300
302

Wednesday 31

Waxing Gibbous 91%

13:22

06:34

21 OK
22 OK
23 OK
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 Good
18 Good
19 OK
20 Bad

Sun - Rise: 08:10, Set: 16:00, Transit: 12:05. Moon - Rise: 13:22, Set: 06:34. Civil Dark: 16:41 - 07:29. Nautical Dark: 17:25 - 06:46. Astro Dark: 18:06 - 06:05

Total Clouds (% Sky Obscured)

22
20
26
10
87
89
99
100
100
97
100
65
100
100
100
81
100
74
51
54
5
0
22
64

Low Clouds (% Sky Obscured)

22
17
26
10
12
45
62
14
63
52
54
44
41
24
40
50
41
50
49
54
5
0
4
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
24
39
18
1
1
0
0
0
0
2
2
32
3
0
1
37

High Clouds (% Sky Obscured)

3
18
3
4
29
43
92
99
95
76
100
46
100
99
100
79
100
72
48
40
5
0
22
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
0
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
1
3
6
4
20
17
5
1
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

0
0
0
0
0
0
0
1
1
1
2
2
2
3
4
5
5
5
5
5
4
4
3
3

Feels Like (°C)

-3
-3
-4
-3
-3
-4
-4
-5
-5
-5
-5
-5
-4
-4
-2
-2
-2
-1
-2
-2
-2
-3
-3
-4

Dew Point (°C)

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

Relative Humidity (%)

86
88
91
91
89
89
89
89
86
80
76
74
77
85
96
80
71
70
72
75
75
77
82
74

Pressure (mb)

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

Ozone (du)

304
306
307
309
309
305
298
296
299
307
312
318
320
331
363
390
397
402
399
392
380
378
375
373

Thursday 1

Waxing Gibbous 97%

14:23

07:52

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

Sun - Rise: 08:10, Set: 16:02, Transit: 12:06. Moon - Rise: 14:23, Set: 07:52. Civil Dark: 16:42 - 07:29. Nautical Dark: 17:26 - 06:46. Astro Dark: 18:07 - 06:05

Total Clouds (% Sky Obscured)

51
34
20
27
22
49
64
75
91
93
100
77
72
34
20
21
32
20
20
27
16
0
0
0

Low Clouds (% Sky Obscured)

44
18
0
0
0
16
28
57
76
75
86
59
33
34
20
21
28
9
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
11
20
24
15
25
39
66
84
91
100
46
30
0
0
0
12
20
20
27
16
0
0
0

High Clouds (% Sky Obscured)

50
34
20
27
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
17
31
49
45
17
2
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
73
70
71
76
73
77
80
80
80
86
83
66
58
56
57
58
59
62
66
67
66
67

Pressure (mb)

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

Ozone (du)

374
378
383
381
378
377
373
370
373
376
377
378
381
381
380
382
385
385
385
381
376
366
362
358

Friday 2

Waxing Gibbous 100%

15:44

08:48

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

Sun - Rise: 08:10, Set: 16:03, Transit: 12:06. Moon - Rise: 15:44, Set: 08:48. Civil Dark: 16:43 - 07:29. Nautical Dark: 17:27 - 06:46. Astro Dark: 18:08 - 06:05

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
3
30
1
0
52
35
60
47
51
17
1
0
0
0
2
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
0
0
0
4
1
4
2
5
3
0
0
0
0
2
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
27
1
0
37
26
55
36
3
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-8
-8
-9
-9
-8
-8
-8
-8
-8
-8
-8
-8
-8
-8

Relative Humidity (%)

66
67
66
64
62
62
60
61
61
61
61
60
58
55
52
52
52
53
53
57
57
58
60
62

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1010
1010
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

354
352
350
352
354
356
358
358
365
368
370
371
369
365
367
369
370
363
359
354
350
350
353
354

Saturday 3

Full Moon 99%

17:15

09:25

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

Sun - Rise: 08:09, Set: 16:04, Transit: 12:07. Moon - Rise: 17:15, Set: 09:25. Civil Dark: 16:44 - 07:29. Nautical Dark: 17:28 - 06:46. Astro Dark: 18:09 - 06:04

Total Clouds (% Sky Obscured)

4
5
10
22
16
21
21
20
19
16
12
7
4
2
2
2
2
1
0
0
0
1
2
4

Low Clouds (% Sky Obscured)

4
5
9
18
16
21
21
20
19
15
11
7
4
2
0
0
0
0
0
0
0
1
2
4

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
62
60
58
59
59
61
63
64
68
69
67
58
53
54
59
64
67
72
80
86
87
89

Pressure (mb)

1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

352
354
344
345
348
347
351
356
359
364
366
369
371
377
384
385
383
381
379
380
380
381
383
385

Sunday 4

Waning Gibbous 96%

18:46

09:49

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

Sun - Rise: 08:09, Set: 16:05, Transit: 12:07. Moon - Rise: 18:46, Set: 09:49. Civil Dark: 16:45 - 07:29. Nautical Dark: 17:29 - 06:45. Astro Dark: 18:10 - 06:04

Total Clouds (% Sky Obscured)

15
26
37
27
22
12
36
58
80
55
28
1
1
1
0
1
2
2
18
33
49
50
45
38

Low Clouds (% Sky Obscured)

14
25
35
26
16
7
18
28
38
28
14
1
0
0
0
0
0
0
8
16
22
22
20
20

Medium Clouds (% Sky Obscured)

15
26
37
27
22
12
26
39
45
16
9
1
1
1
0
0
0
0
8
14
21
27
35
33

High Clouds (% Sky Obscured)

14
26
32
26
17
12
8
7
3
1
0
0
0
0
0
0
0
1
5
3
4
4
20
23

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
4
6
4
6
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-4
-5
-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
0
0
0
0
1
1
-4
-4

Dew Point (°C)

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

Relative Humidity (%)

92
91
91
92
91
91
92
89
87
86
81
78
72
64
58
52
55
57
60
62
66
68
72
75

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

387
388
390
391
391
391
390
387
384
381
382
384
385
383
382
380
382
383
385
384
383
383
386
389

Monday 5

Waning Gibbous 91%

20:12

10:06

21 OK
22 OK
23 OK
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: 08:08, Set: 16:06, Transit: 12:07. Moon - Rise: 20:12, Set: 10:06. Civil Dark: 16:47 - 07:28. Nautical Dark: 17:30 - 06:45. Astro Dark: 18:11 - 06:04

Total Clouds (% Sky Obscured)

34
37
42
53
64
75
75
70
68
70
76
76
77
81
90
92
96
99
99
100
100

Low Clouds (% Sky Obscured)

26
32
40
51
59
66
68
69
68
70
70
67
63
56
55
65
75
86
76
66
58

Medium Clouds (% Sky Obscured)

22
11
0
6
13
19
11
5
1
13
23
32
36
49
62
72
83
95
86
80
77

High Clouds (% Sky Obscured)

14
9
0
0
0
0
1
2
3
4
5
6
23
38
53
52
70
90
65
40
15

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

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
2
4
5
6
4
1
3
3
1
11
15
18
26
31
33

Precipitation Amount (mm)

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
7
7
7
7
7
7
7
6
6
7
7
7
8
9
10
10
11
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-5
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-4
-1
-2
-2
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

80
83
84
89
89
91
89
89
91
92
91
92
91
88
84
80
83
86
88
91
91

Pressure (mb)

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

Ozone (du)

391
385
378
372
367
363
358
356
354
353
353
354
354
355
356
357
356
354
352
352
351

Forecast for Bedford, Bedford, United Kingdom (52.14,-0.47)

Generated: 30/12/25 21:23:44. Forecast: 30/12/25 to 05/01/26. Timezone: UTC+0.00