Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 3

Full Moon 99%

15:58

08:52

06 Bad
07 Bad
08 OK
09 Good
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 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 08:15, Set: 16:15, Transit: 12:15. Moon - Rise: 15:58, Set: 08:52. Civil Dark: 16:54 - 07:35. Nautical Dark: 17:37 - 06:52. Astro Dark: 18:17 - 06:12

Total Clouds (% Sky Obscured)

63
50
36
0
0
0
0
1
4
2
1
1
1
1
0
0
0
0
0
0
0
0
1
0

Low Clouds (% Sky Obscured)

25
2
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
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 (%)

4
4
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)

7
7
7
9
10
10
11
11
12
11
10
9
7
7
7
7
7
6
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-3
-3
-4
-5
-6
-5
-4
-4
-3
-3
-3
-4
-4
-4
-4
-5
-5
-5
-6
-6
-5
-6
-6

Relative Humidity (%)

81
73
73
67
59
55
55
56
59
61
65
68
69
68
68
66
66
67
65
65
65
65
64
64

Pressure (mb)

1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

348
350
348
344
337
336
334
339
337
336
339
342
338
335
329
328
328
327
325
325
326
329
335
340

Sunday 4

Waning Gibbous 96%

17:28

09:30

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

Sun - Rise: 08:14, Set: 16:16, Transit: 12:15. Moon - Rise: 17:28, Set: 09:30. Civil Dark: 16:55 - 07:35. Nautical Dark: 17:38 - 06:52. Astro Dark: 18:18 - 06:12

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
63
72
68
67
67
70
30
66
67
82
100
96
92
90
86
77
76

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
12
37
44
35
30
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
44
48
46
42
36
40
20
66
67
82
100
76
71
83
83
77
76

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
1
0
7
1
1
6
9
1
1
1
17
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
9
0
0
7

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
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
23
22
4
1
6
31
49
33
13

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
4
4
5
6
7
8
8
6
6
8
9
8
10
10
11
7
4
4
4
4
5
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-7
-7
-8
-8
-7
-7
-6
-6
-5
-3
-1
-1
-2
-2
-1
-0
0
0
0
1
1
-1

Relative Humidity (%)

62
62
61
60
53
50
48
47
50
52
58
70
83
84
77
74
84
88
91
91
93
94
96
89

Pressure (mb)

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

Ozone (du)

344
347
342
346
343
344
345
346
345
344
348
352
353
362
371
378
386
388
384
383
386
385
390
393

Monday 5

Waning Gibbous 90%

18:58

09:55

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

Sun - Rise: 08:14, Set: 16:17, Transit: 12:15. Moon - Rise: 18:58, Set: 09:55. Civil Dark: 16:56 - 07:35. Nautical Dark: 17:39 - 06:52. Astro Dark: 18:19 - 06:12

Total Clouds (% Sky Obscured)

81
35
10
13
1
1
0
16
18
26
26
19
23
21
26
43
27
35
35
25
16
16
29
39

Low Clouds (% Sky Obscured)

0
5
5
13
1
1
0
16
18
26
26
19
23
21
26
21
7
20
14
6
5
0
0
0

Medium Clouds (% Sky Obscured)

81
35
3
0
0
0
0
4
4
4
4
0
0
0
3
39
27
35
35
25
16
6
13
19

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
1
1
2
0
0
0
0
0
0
0
0
0
0
7
14
22

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 (%)

5
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
3
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
81
80
77
69
62
58
61
64
69
71
74
74
74
74
75
75
77
77
81
84
84
83

Pressure (mb)

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

Ozone (du)

394
398
398
394
393
393
396
399
402
405
403
402
399
403
405
405
405
405
399
393
391
392
397
395

Tuesday 6

Waning Gibbous 83%

20:23

10:13

06 OK
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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK

Sun - Rise: 08:14, Set: 16:18, Transit: 12:16. Moon - Rise: 20:23, Set: 10:13. Civil Dark: 16:57 - 07:34. Nautical Dark: 17:40 - 06:52. Astro Dark: 18:20 - 06:12

Total Clouds (% Sky Obscured)

48
68
100
100
100
97
99
97
95
97
98
100
98
95
95
89
82
77
62
48
42
28
18
10

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
8
23
33
47
50
56
62
60
59
58
52
43
35
21
11
0

Medium Clouds (% Sky Obscured)

36
46
60
68
68
73
97
94
92
94
97
100
96
53
47
37
17
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

43
65
88
62
36
13
4
0
5
5
10
18
24
3
3
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
0
0
0
0
3
8
0
0
0
4
1
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
None
None
None
None
None
None
None
None
None
Snow
Snow
None
Very Light Rain
Very Light Rain
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
2
25
24
38
66
54
59
59
52
41
33
25
10
8
8
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0.4
0
0.2
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
3
4
5
7
7
8
9
10
10
8
7
6
6
10
11
14
16
16
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-3
-4
-3
-2
-2
-2
-2
-2
-3
-2
-2
-1
-1
-1
-1
-3
-5
-7
-7
-7
-7
-6

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
83
77
73
69
69
76
82
98
96
98
96
94
91
100
96
94
91
89
84
80
84

Pressure (mb)

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

Ozone (du)

390
392
393
396
397
394
389
388
388
388
390
393
397
401
407
409
410
410
409
409
408
408
408
408

Wednesday 7

Waning Gibbous 74%

21:43

10:27

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

Sun - Rise: 08:13, Set: 16:20, Transit: 12:16. Moon - Rise: 21:43, Set: 10:27. Civil Dark: 16:59 - 07:34. Nautical Dark: 17:41 - 06:52. Astro Dark: 18:21 - 06:11

Total Clouds (% Sky Obscured)

24
37
42
41
38
30
48
89
84
66
79
97
39
39
38
46
53
60
71
83
94
95
93
91

Low Clouds (% Sky Obscured)

15
30
42
41
38
30
33
33
27
16
10
4
0
0
4
7
5
1
2
2
2
7
14
18

Medium Clouds (% Sky Obscured)

24
37
2
3
6
9
25
45
62
61
56
55
1
0
0
3
7
15
36
52
65
67
67
62

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
27
50
65
1
1
1
0
0
1
3
5
8
15
23
26

ISS Passover

Visibility (miles)

5
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 (%)

10
3
0
0
0
0
3
3
1
0
0
0
0
0
0
0
0
0
0
0
0
1
3
3

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)

13
12
11
9
8
9
10
10
8
6
6
5
5
3
3
2
2
1
1
1
1
1
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
88
87
80
74
74
77
83
89
96
96
93
92
94
94
94
94
92
91
91
91
89
89

Pressure (mb)

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

Ozone (du)

403
401
397
399
399
397
398
398
395
393
388
377
375
372
370
368
356
343
330
330
329
328
330
332

Thursday 8

Waning Gibbous 64%

22:58

10:38

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 08:13, Set: 16:21, Transit: 12:17. Moon - Rise: 22:58, Set: 10:38. Civil Dark: 17:00 - 07:34. Nautical Dark: 17:42 - 06:51. Astro Dark: 18:23 - 06:11

Total Clouds (% Sky Obscured)

87
84
79
80
82
84
89
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

34
47
63
54
50
37
32
32
31
42
55
70
70
72
74
87
91
92
90
88
87
81
74
68

Medium Clouds (% Sky Obscured)

47
31
17
26
35
43
61
73
78
84
92
100
100
100
100
100
100
100
100
100
100
100
99
99

High Clouds (% Sky Obscured)

27
21
24
16
7
0
33
67
100
100
100
100
100
100
100
100
100
100
90
80
69
52
40
40

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

31
44
55
65
72
74
68
63
54
46
36
18
23
28
33
68
90
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0.2
0.3
0.4
0.5
0.5
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0.3
0.6
0.8
0.9
1
0.9
1.1
1
0.9

Wind Speed/Direction (mph)

3
4
5
5
6
7
8
9
10
12
12
11
11
12
13
15
17
18
20
19
18
19
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
89
89
87
84
81
78
81
83
83
85
86
88
88
88
89
91
91
91
91
90
91
88
85

Pressure (mb)

1019
1018
1018
1018
1018
1017
1017
1016
1015
1014
1013
1012
1011
1010
1008
1007
1005
1003
1001
999
998
997
997
997

Ozone (du)

333
334
336
337
334
331
329
327
325
324
321
319
316
316
315
315
315
314
314
315
317
318
321
324

Friday 9

Waning Gibbous 54%

00:12

10:49

Sun - Rise: 08:12, Set: 16:22, Transit: 12:17. Moon - Rise: 00:12, Set: 10:49. Civil Dark: 17:01 - 07:33. Nautical Dark: 17:43 - 06:51. Astro Dark: 18:24 - 06:11

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Bristol, Bristol, United Kingdom (51.45,-2.59)

Generated: 03/01/26 05:46:46. Forecast: 03/01/26 to 09/01/26. Timezone: UTC+0.00