Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 7

Waning Gibbous 74%

21:43

10:38

16 OK
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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:13, Set: 16:20, Transit: 12:17. Moon - Rise: 21:43, Set: 10:38. Civil Dark: 16:59 - 07:34. Nautical Dark: 17:41 - 06:51. Astro Dark: 18:21 - 06:11

Total Clouds (% Sky Obscured)

41
55
65
100
100
100
100
100
100
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

29
55
65
69
99
100
100
100
100
58
41
43
40
14
5
0
0
0
31
69
100
100
100
100

Medium Clouds (% Sky Obscured)

41
55
65
100
100
100
100
93
71
76
71
100
67
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

41
55
65
100
100
96
100
100
100
78
100
100
100
100
100
100
100
100
100
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
6
4
0
0
0

Fog (%)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
4
24
18
18
9
7
6
3
2
1
0
0
0
0
5
35
56
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.8
1.4
1.4
1.3
1.5

Wind Speed/Direction (mph)

11
8
5
4
3
3
3
3
4
9
10
8
10
10
9
7
6
5
5
4
3
5
9
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
3
3
4
4
4
3
3
3
2
2
2
2
3
3
4
3
4
4
3

Relative Humidity (%)

79
82
82
85
91
91
91
93
94
88
82
86
85
83
83
83
85
86
88
91
88
94
96
98

Pressure (mb)

1007
1007
1007
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1003
1002
1001
999
997
994

Ozone (du)

311
311
312
314
315
321
325
326
324
318
316
322
321
319
319
321
324
323
321
321
323
325
326
329

Thursday 8

Waning Gibbous 64%

22:58

10:49

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 OK
07 OK
08 OK
09 Bad
10 OK
11 Bad
12 Bad
13 OK
14 Bad
15 Bad

Sun - Rise: 08:12, Set: 16:21, Transit: 12:17. Moon - Rise: 22:58, Set: 10:49. Civil Dark: 17:00 - 07:33. Nautical Dark: 17:42 - 06:51. Astro Dark: 18:23 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
33
27
38
29
49
31
46
53
37
50
64

Low Clouds (% Sky Obscured)

100
100
100
100
100
91
76
67
46
17
0
17
6
15
27
38
29
49
31
46
53
37
28
27

Medium Clouds (% Sky Obscured)

100
100
100
77
55
52
52
57
100
99
100
100
100
33
27
38
29
40
31
25
20
15
49
63

High Clouds (% Sky Obscured)

100
100
100
100
85
85
85
85
85
85
92
88
83
5
5
5
15
15
10
15
15
13
17
20

ISS Passover

Visibility (miles)

0
2
0
2
8
9
9
1
1
0
3
3
4
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

2
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
Moderate Rain
Snow
Snow
Sleet
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
68
78
77
68
60
55
36
26
8
5
5
3
5
9
9
9
7
13

Precipitation Amount (mm)

2.1
5.3
4
2.1
0.9
0.6
0.2
0.4
0.3
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
18
17
15
11
7
6
14
24
22
21
21
21
20
18
14
13
13
13
13
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
96
93
89
93
96
94
96
94
94
91
86
83
85
85
86
86
85
82
82
80
88

Pressure (mb)

991
988
986
984
983
983
984
985
987
989
991
992
993
994
995
997
998
998
999
1000
1000
1000
1001
1002

Ozone (du)

330
334
336
346
355
362
364
359
362
357
351
369
365
365
377
372
374
375
384
387
387
390
392
397

Friday 9

Waning Gibbous 54%

00:12

11:00

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

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

Total Clouds (% Sky Obscured)

53
23
28
39
30
34
44
54
58
9
7
23
7
25
25
18
13
6
3
2
9
18
27
18

Low Clouds (% Sky Obscured)

38
19
24
34
23
20
23
25
22
4
5
23
7
25
25
18
13
5
1
1
1
1
1
0

Medium Clouds (% Sky Obscured)

50
15
10
39
30
34
44
54
58
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

25
23
28
25
30
20
15
15
1
1
0
0
0
0
0
0
0
0
0
0
6
13
19
14

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
2
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
11
10
10
10
10
10
9
9
9
9
8
7
7
6
5
5
6
7
7
7
7

Chance of Frost

Temperature (°C)

4
4
4
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
3
3
4
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
82
85
85
85
82
79
79
79
79
80
80
81
83
84
83
83
79
75
71
72
76
77

Pressure (mb)

1003
1003
1004
1005
1005
1006
1006
1006
1007
1008
1009
1009
1010
1011
1011
1012
1013
1014
1015
1015
1016
1016
1016
1017

Ozone (du)

399
397
393
391
383
384
389
390
391
391
393
393
392
388
384
381
381
377
375
373
367
361
355
351

Saturday 10

Third Quarter 44%

01:25

11:12

16 Good
17 Good
18 Good
19 OK
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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:11, Set: 16:24, Transit: 12:18. Moon - Rise: 01:25, Set: 11:12. Civil Dark: 17:02 - 07:32. Nautical Dark: 17:45 - 06:50. Astro Dark: 18:25 - 06:10

Total Clouds (% Sky Obscured)

10
2
17
30
65
86
89
98
72
69
50
96
61
73
58
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
11
21
32
40
49
57
58
56
50
44
37
27
26
25
23
45
68
91
90
94
95
99

Medium Clouds (% Sky Obscured)

0
0
5
11
17
30
41
56
52
49
48
55
61
73
58
62
62
73
67
90
99
100
100
100

High Clouds (% Sky Obscured)

7
0
9
19
36
48
55
67
48
33
19
21
15
19
29
78
99
99
100
100
100
100
100
80

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
2
0
1
2
2
24
41
56
84
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.8
1.2
0.9

Wind Speed/Direction (mph)

7
6
4
3
2
2
3
3
2
3
3
3
4
4
5
6
7
9
11
12
14
14
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
84
86
86
87
89
91
91
92
91
89
89
88
88
88
88
84
80
76
76
73
73
75

Pressure (mb)

1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1016
1016
1015
1014
1012
1011
1009
1008
1006

Ozone (du)

348
344
339
334
332
331
329
326
324
324
321
317
315
312
310
311
313
316
317
315
315
314
315
317

Sunday 11

Waning Crescent 35%

02:37

11:27

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
12 Bad
13 Bad
14 OK
15 Bad

Sun - Rise: 08:10, Set: 16:25, Transit: 12:18. Moon - Rise: 02:37, Set: 11:27. Civil Dark: 17:04 - 07:32. Nautical Dark: 17:46 - 06:50. Astro Dark: 18:26 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
95
100
100
100
100
100
100
99
100
100
100
87
74
61
54
44
36
57

Low Clouds (% Sky Obscured)

98
97
86
75
65
63
62
62
59
53
49
51
56
60
58
61
67
65
57
48
42
36
31
23

Medium Clouds (% Sky Obscured)

100
100
86
70
14
27
44
55
61
97
78
96
97
98
81
59
38
28
16
2
2
1
0
14

High Clouds (% Sky Obscured)

57
35
53
80
60
65
71
86
100
100
100
83
67
29
53
68
75
64
33
3
11
19
35
57

ISS Passover

Visibility (miles)

9
9
4
3
9
9
9
9
9
9
9
9
9
9
4
6
7
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
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
85
44
33
18
4
2
5
1
3
6
35
45
39
34
30
31
30
25
17
0
1

Precipitation Amount (mm)

0.7
0.7
1
0.4
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
19
21
18
19
16
11
7
7
7
7
7
6
6
6
6
6
5
6
6
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-3
-4
-3
-2
-1
2
4
4
4
4
4
4
4
4
4
4
4
4
5
5
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

73
76
83
93
91
94
96
98
93
93
96
96
96
96
96
94
96
94
93
91
90
91
91
95

Pressure (mb)

1005
1004
1002
1002
1002
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004

Ozone (du)

316
313
317
321
333
335
333
329
326
325
325
326
329
331
333
333
333
332
329
325
321
320
319
318

Monday 12

Waning Crescent 26%

03:51

11:46

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
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 08:09, Set: 16:27, Transit: 12:19. Moon - Rise: 03:51, Set: 11:46. Civil Dark: 17:05 - 07:31. Nautical Dark: 17:47 - 06:49. Astro Dark: 18:27 - 06:09

Total Clouds (% Sky Obscured)

82
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
97
94
91
89
87
91

Low Clouds (% Sky Obscured)

14
12
35
59
82
84
87
92
95
98
100
99
98
96
95
94
93
87
82
78
72
66
61
63

Medium Clouds (% Sky Obscured)

31
57
69
78
86
91
95
100
100
100
100
100
100
100
100
100
100
97
91
88
87
88
87
91

High Clouds (% Sky Obscured)

82
100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
100
83
64
46
47
48
50
38

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
1
1
3
0
14
20
23
39
53
66
91
95
95
95
95
95
89
84
87
78
65
44
37

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.8
1.1
1
0.9
0.7
0.6
0.5
0.5
0.4
0.3
0
0

Wind Speed/Direction (mph)

5
5
5
6
6
7
8
8
8
9
10
12
12
12
13
12
12
12
11
11
11
11
12
12

Chance of Frost

Temperature (°C)

9
8
8
8
8
8
8
9
9
9
9
9
9
9
9
10
10
10
10
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
98
98
94
94
95
95
95
95
95
95
96
95
96
96
95
96
95
93
91
90
88
87

Pressure (mb)

1004
1004
1004
1005
1005
1005
1004
1004
1004
1003
1002
1002
1001
1001
1000
1000
1000
1001
1001
1001
1002
1001
1001
1001

Ozone (du)

317
317
316
318
319
321
323
325
326
329
331
333
335
336
338
337
336
335
335
334
334
335
336
336

Tuesday 13

Waning Crescent 18%

05:03

12:13

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: 08:09, Set: 16:28, Transit: 12:19. Moon - Rise: 05:03, Set: 12:13. Civil Dark: 17:06 - 07:30. Nautical Dark: 17:48 - 06:48. Astro Dark: 18:28 - 06:09

Total Clouds (% Sky Obscured)

95
99
97
94
93
77
64
61
66
70
78
80
85
86
75
59
45
59
73
86

Low Clouds (% Sky Obscured)

68
71
69
62
57
60
61
61
65
69
76
76
76
74
65
54
42
50
58
66

Medium Clouds (% Sky Obscured)

94
97
71
45
29
26
15
1
1
0
0
5
12
16
12
6
2
12
21
32

High Clouds (% Sky Obscured)

33
40
50
69
93
70
46
21
16
8
0
0
0
0
0
0
0
2
4
7

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
6
13
11
6
16
18
10
19
20
17
17
16
13
12
8
2
10
15
20

Precipitation Amount (mm)

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
12
13
12
11
11
10
9
9
9
8
8
9
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
93
91
93
93
93
93
93
90
87
84
87
90
91
93
93
93
90
87

Pressure (mb)

1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1006

Ozone (du)

337
338
339
340
342
343
340
337
333
347
360
374
382
391
399
378
356
335
336
338

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

Generated: 07/01/26 16:02:20. Forecast: 07/01/26 to 13/01/26. Timezone: UTC+0.00