Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Waning Gibbous 61%

01:40

08:42

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:33, Set: 18:06, Transit: 12:19. Moon - Rise: 01:40, Set: 08:42. Civil Dark: 18:39 - 06:00. Nautical Dark: 19:17 - 05:21. Astro Dark: 19:57 - 04:42

Total Clouds (% Sky Obscured)

86
88
88
100
100
98
100
100
100
92
94
100
89
91
89
81
72
88
87
93
100
100
100
100

Low Clouds (% Sky Obscured)

86
88
69
53
46
34
34
34
12
0
11
0
11
44
51
56
45
45
51
60
77
80
84
81

Medium Clouds (% Sky Obscured)

62
51
1
0
71
71
89
98
100
92
90
100
73
89
86
70
56
30
68
55
98
100
100
100

High Clouds (% Sky Obscured)

20
4
3
100
100
86
96
100
88
66
53
6
0
0
0
1
65
86
70
80
100
99
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
3

Fog (%)

0
4
10
15
21
38
97
99
100
100
91
4
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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
11
18
24
21
19
27
6
9
33
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
0
0
0.9
1.5

Wind Speed/Direction (mph)

6
6
6
5
5
4
4
4
4
4
4
7
10
12
14
15
17
17
18
17
18
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
95
94
96
96
96
94
96
93
87
82
78
74
77
77
80
83
87
85
84
87
95

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1014
1013
1012
1012
1011
1010
1010
1009
1008

Ozone (du)

392
394
401
411
413
414
417
412
409
409
413
411
409
404
397
391
387
380
376
372
368
363
357
350

Tuesday 10

Waning Gibbous 52%

02:45

09:21

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
16 OK
17 Good
18 OK
19 Good
20 Bad
21 Bad

Sun - Rise: 06:30, Set: 18:07, Transit: 12:19. Moon - Rise: 02:45, Set: 09:21. Civil Dark: 18:40 - 05:57. Nautical Dark: 19:19 - 05:19. Astro Dark: 19:59 - 04:39

Total Clouds (% Sky Obscured)

100
100
100
100
58
99
61
66
76
63
61
66
60
55
48
48
49
49
35
11
24
0
93
54

Low Clouds (% Sky Obscured)

88
92
100
100
58
56
57
62
70
63
61
66
60
55
48
48
49
49
35
11
19
0
25
14

Medium Clouds (% Sky Obscured)

100
86
100
41
0
0
6
29
42
8
24
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

90
89
100
100
9
87
0
4
5
0
0
0
0
0
0
0
0
0
0
1
6
0
80
50

ISS Passover

Visibility (miles)

3
6
3
0
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

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

Precipitation Probability (%)

95
95
95
77
23
0
0
1
10
11
9
14
2
1
0
4
2
4
1
2
0
0
0
0

Precipitation Amount (mm)

1.4
1
0.9
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
21
21
19
17
20
18
17
16
16
15
16
19
20
20
20
21
20
18
16
14
11
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
90
90
90
91
90
90
88
85
77
73
68
67
68
72
77
78
81
82
88
90

Pressure (mb)

1007
1006
1005
1005
1005
1005
1006
1007
1007
1008
1009
1010
1011
1012
1013
1014
1014
1015
1016
1016
1017
1018
1018
1018

Ozone (du)

345
343
340
339
349
355
364
368
366
372
382
389
398
400
404
395
383
375
371
367
369
368
366
367

Wednesday 11

Third Quarter 42%

03:40

10:13

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:28, Set: 18:09, Transit: 12:19. Moon - Rise: 03:40, Set: 10:13. Civil Dark: 18:42 - 05:55. Nautical Dark: 19:21 - 05:16. Astro Dark: 20:00 - 04:37

Total Clouds (% Sky Obscured)

100
98
96
91
86
100
100
95
95
99
72
100
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

32
56
60
7
25
23
36
73
88
81
51
73
83
88
84
90
100
100
95
98
99
99
100
98

Medium Clouds (% Sky Obscured)

42
25
2
8
2
20
0
5
3
1
13
33
89
48
61
97
100
68
100
43
89
77
100
100

High Clouds (% Sky Obscured)

100
77
74
84
77
100
100
41
60
95
24
100
73
97
100
100
92
86
86
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
6
9
9
0
1
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
None
None
None
Very Light Rain
None
None
None
None
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
8
14
44
58
62
24
18
42
66
95
73
92
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0.7
0.3
0.5
1.1
1.9

Wind Speed/Direction (mph)

13
15
16
17
18
19
19
20
20
20
22
25
27
28
29
28
29
30
29
28
27
25
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
86
86
85
83
84
84
84
81
84
84
84
87
88
91
93
93
95
95
95
96
96
95

Pressure (mb)

1018
1018
1017
1017
1017
1016
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1000

Ozone (du)

370
374
375
371
371
372
372
372
371
371
367
358
353
350
350
353
356
361
368
370
368
369
379
380

Thursday 12

Waning Crescent 32%

04:22

11:18

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 OK
16 OK
17 Good
18 OK
19 OK
20 Good
21 Good

Sun - Rise: 06:26, Set: 18:11, Transit: 12:18. Moon - Rise: 04:22, Set: 11:18. Civil Dark: 18:44 - 05:53. Nautical Dark: 19:22 - 05:14. Astro Dark: 20:02 - 04:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
90
87
85
82
81
48
94
100
92
78
24
18
13
4
11
10
5
4

Low Clouds (% Sky Obscured)

96
93
94
94
95
83
73
59
57
52
48
41
39
40
29
23
6
4
3
1
11
10
3
1

Medium Clouds (% Sky Obscured)

100
100
100
100
100
86
74
61
55
49
34
35
78
98
85
71
18
14
8
2
6
3
5
4

High Clouds (% Sky Obscured)

100
100
73
47
25
15
25
35
25
10
15
0
0
0
0
0
0
0
0
1
0
0
1
0

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
9
9
8
9
7
7
8
9
9
8
9
9
9
9
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
90
93
78
68
49
44
36
30
52
63
77
68
52
30
16
7
3
16
17
2
0

Precipitation Amount (mm)

1
1.8
0.8
0.3
0.6
0.4
0.4
0.3
0.2
0
0
0.3
0.3
0.5
0.4
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
6
5
4
3
3
2
1
1
2
3
2
1
1
1
2
2
1
1
2
4
2
2

Relative Humidity (%)

95
93
91
94
90
86
91
85
85
83
85
88
80
75
72
69
72
70
70
69
76
93
82
86

Pressure (mb)

999
998
998
998
998
998
998
999
999
999
999
1000
999
999
999
999
999
999
1000
1001
1001
1002
1003
1004

Ozone (du)

385
393
392
394
400
403
405
411
420
430
435
442
455
473
486
495
509
526
541
527
515
507
503
499

Friday 13

Waning Crescent 23%

04:53

12:32

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:24, Set: 18:12, Transit: 12:18. Moon - Rise: 04:53, Set: 12:32. Civil Dark: 18:45 - 05:51. Nautical Dark: 19:24 - 05:12. Astro Dark: 20:04 - 04:32

Total Clouds (% Sky Obscured)

1
0
17
34
50
61
76
86
87
80
85
92
96
98
99
95
98
94
89
83
82
78
70
67

Low Clouds (% Sky Obscured)

1
0
12
24
38
34
31
26
18
9
0
28
55
84
89
94
98
94
89
83
82
78
70
67

Medium Clouds (% Sky Obscured)

1
0
7
12
17
31
42
55
53
60
54
55
51
53
49
46
47
34
18
11
8
6
4
5

High Clouds (% Sky Obscured)

0
0
0
0
0
25
50
75
53
27
0
0
0
0
4
12
29
28
24
18
11
5
1
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
8
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
7
0
9
1
1
3
1
1
25
42
59
95
91
61
50
37
21
15
11
2
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.8
0.5
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
12
12
12
10
10
9
7
7
9
13
15
16
17
18
19
19
17
16
14
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
0
-1
-2
-1
-1
-0
0
1
2
3
2
2
3
3
3
3
4
4
5
6
4
6
7

Dew Point (°C)

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

Relative Humidity (%)

85
82
79
80
83
86
86
88
91
93
86
80
75
74
65
69
74
77
79
82
85
87
88
90

Pressure (mb)

1005
1005
1006
1006
1007
1007
1008
1008
1008
1008
1009
1009
1010
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010

Ozone (du)

503
504
507
504
489
474
466
463
465
468
466
461
450
438
426
419
412
404
400
396
392
388
383
379

Saturday 14

Waning Crescent 15%

05:16

13:50

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:21, Set: 18:14, Transit: 12:18. Moon - Rise: 05:16, Set: 13:50. Civil Dark: 18:47 - 05:48. Nautical Dark: 19:26 - 05:10. Astro Dark: 20:06 - 04:29

Total Clouds (% Sky Obscured)

69
71
78
81
86
79
71
70
75
76
89
94
94
94
88
86
83
83
87
93
92
89
90
80

Low Clouds (% Sky Obscured)

69
70
73
70
72
72
71
70
67
63
62
60
57
55
52
50
46
50
53
56
56
56
55
56

Medium Clouds (% Sky Obscured)

6
7
27
47
68
60
54
51
34
16
0
0
0
0
6
13
19
26
29
40
40
30
30
20

High Clouds (% Sky Obscured)

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

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

Precipitation Probability (%)

6
4
29
43
53
39
28
5
7
10
7
17
20
22
28
33
35
34
30
36
34
27
26
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
16
16
17
18
18
18
17
18
18
19
20
21
22
21
22
22
20
19
17
17
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
96
96
94
96
94
91
90
91
91
93
91
90
88
85
82
78
81
84
86
82
78
72

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

377
375
373
366
360
353
351
349
346
346
345
344
342
339
336
338
340
342
347
352
357
356
356
356

Sunday 15

Waning Crescent 8%

05:34

15:11

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
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: 06:19, Set: 18:16, Transit: 12:17. Moon - Rise: 05:34, Set: 15:11. Civil Dark: 18:49 - 05:46. Nautical Dark: 19:28 - 05:07. Astro Dark: 20:08 - 04:27

Total Clouds (% Sky Obscured)

67
54
57
59
59
44
34
22
45
68
85
79
77
76
84
91
100
100
100
99

Low Clouds (% Sky Obscured)

52
48
47
44
41
33
22
10
21
28
44
43
40
41
54
63
67
71
73
78

Medium Clouds (% Sky Obscured)

10
0
16
35
53
36
21
4
8
12
15
11
8
6
31
57
82
71
54
39

High Clouds (% Sky Obscured)

5
4
0
0
0
0
5
10
40
52
56
55
47
43
51
70
98
77
57
41

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 (%)

18
8
8
11
12
12
5
0
5
6
1
3
4
3
11
11
8
19
24
27

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)

18
18
17
16
15
15
14
13
12
13
14
15
16
17
18
17
16
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
82
85
85
85
83
85
83
85
80
78
77
74
72
69
73
74
78
81
82

Pressure (mb)

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

Ozone (du)

358
360
363
363
363
363
363
363
363
362
362
362
361
359
358
355
352
349
347
344

Forecast for Twerton, Bath and North East Somerset, United Kingdom (51.36,-2.38)

Generated: 09/03/26 21:51:49. Forecast: 09/03/26 to 15/03/26. Timezone: UTC+0.00