Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 26

Waning Gibbous 90%

00:01

07:06

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: 05:52, Set: 20:29, Transit: 13:11. Moon - Rise: 00:01, Set: 07:06. Civil Dark: 21:05 - 05:15. Nautical Dark: 21:53 - 04:28. Astro Dark: 22:49 - 03:31

Total Clouds (% Sky Obscured)

95
96
97
100
100
98
100
100
100
100
100
100
100
100
98
96
94
100
100
98
100
100
95
93

Low Clouds (% Sky Obscured)

100
100
100
100
100
94
91
91
77
98
96
93
92
87
97
92
85
86
91
90
100
100
85
87

Medium Clouds (% Sky Obscured)

46
50
92
48
81
96
100
100
100
100
100
94
77
62
28
36
89
100
100
96
81
90
94
86

High Clouds (% Sky Obscured)

65
60
18
4
11
64
4
3
28
81
38
1
29
70
70
65
70
45
8
24
60
60
55
53

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
4
3
4
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain

Precipitation Probability (%)

7
10
10
44
51
55
63
72
78
85
90
85
76
65
52
33
42
68
83
57
33
30
48
65

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
12
12
12
12
11
10
9
9
8
7
7
8
8
8
8
10
10
12
11
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
78
77
79
82
88
93
95
95
96
98
96
96
96
94
94
96
94
94
94
94
94
93
93

Pressure (mb)

1003
1003
1003
1003
1003
1003
1003
1002
1002
1002
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1003
1003

Ozone (du)

434
435
437
439
438
436
436
437
438
438
440
443
441
439
437
436
437
437
437
437
437
438
437
437

Saturday 27

Waning Gibbous 83%

01:12

07:50

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: 05:50, Set: 20:30, Transit: 13:11. Moon - Rise: 01:12, Set: 07:50. Civil Dark: 21:07 - 05:13. Nautical Dark: 21:55 - 04:25. Astro Dark: 22:52 - 03:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
95
98
95
88
85
80
82
88
93
89
82
71
65
58
62

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
91
95
89
79
77
72
74
80
85
80
72
64
65
66
57

Medium Clouds (% Sky Obscured)

78
72
76
97
51
28
19
69
75
76
82
80
78
71
64
62
72
75
76
77
69
44
34
11

High Clouds (% Sky Obscured)

3
0
2
8
11
60
55
60
60
60
60
60
60
60
65
65
65
65
65
75
75
65
60
3

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

88
95
95
80
45
46
33
24
9
6
3
6
14
50
95
95
95
95
95
95
95
84
67
51

Precipitation Amount (mm)

0.9
1.7
1.6
0.6
0
0.2
0
0
0
0
0
0
0
0
0.7
1.2
2.1
2.4
2.4
2.1
1.1
0.6
0.4
0.2

Wind Speed/Direction (mph)

14
13
13
13
14
14
12
12
12
12
12
13
13
13
12
12
13
13
13
12
12
11
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
98
98
96
96
98
96
96
96
94
96
94
94
96
96
96
98
98
98
96
98
96

Pressure (mb)

1004
1004
1004
1003
1003
1003
1003
1003
1003
1004
1003
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1006
1006

Ozone (du)

441
443
442
440
437
435
433
435
435
434
432
431
430
430
430
433
433
430
434
435
433
432
432
433

Sunday 28

Waning Gibbous 74%

02:11

08:52

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

Sun - Rise: 05:48, Set: 20:32, Transit: 13:11. Moon - Rise: 02:11, Set: 08:52. Civil Dark: 21:09 - 05:11. Nautical Dark: 21:57 - 04:23. Astro Dark: 22:55 - 03:24

Total Clouds (% Sky Obscured)

52
83
92
96
78
86
50
34
46
56
24
8
0
7
88
90
69
89
76
86
91
94
97
100

Low Clouds (% Sky Obscured)

61
86
87
81
84
57
44
29
30
17
8
6
0
0
0
25
33
40
41
46
57
63
74
80

Medium Clouds (% Sky Obscured)

23
18
54
83
25
58
2
0
0
14
0
2
0
4
0
56
28
68
51
65
46
82
88
91

High Clouds (% Sky Obscured)

3
8
40
14
0
1
4
4
13
16
10
0
0
3
71
71
53
30
0
47
62
71
86
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
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 (%)

41
15
12
22
24
13
24
12
6
2
0
0
0
1
0
0
0
0
0
0
0
1
4
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
86
80
77
68
68
73
81
90
91
91
91
90
93
91
91
91
91
93
93
90
85

Pressure (mb)

1007
1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

435
437
441
442
439
441
442
446
450
455
456
456
453
451
448
442
444
446
442
439
437
437
436
435

Monday 29

Waning Gibbous 64%

02:55

No Set

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: 05:47, Set: 20:33, Transit: 13:11. Moon - Rise: 02:55, Set: No Set. Civil Dark: 21:11 - 05:09. Nautical Dark: 21:59 - 04:20. Astro Dark: 22:58 - 03:21

Total Clouds (% Sky Obscured)

99
99
98
91
87
78
86
73
98
80
98
88
96
97
97
95
94
92
94
97
100
100
100
100

Low Clouds (% Sky Obscured)

73
75
77
68
59
50
43
36
42
37
43
48
45
46
51
61
74
72
82
90
93
95
97
99

Medium Clouds (% Sky Obscured)

86
82
90
84
86
18
26
33
54
43
44
65
45
71
65
72
31
15
44
37
22
49
72
98

High Clouds (% Sky Obscured)

95
89
44
38
65
39
55
3
60
3
49
14
48
60
60
59
60
65
78
88
100
100
100
99

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
7
5
1

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

18
18
9
18
21
19
25
27
19
6
8
10
17
23
12
14
13
8
15
36
49
71
94
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
0.4
0.8
1.2

Wind Speed/Direction (mph)

15
17
18
18
19
19
19
18
18
17
15
14
13
14
15
15
15
15
16
17
18
18
17
17

Chance of Frost

Temperature (°C)

10
11
11
12
12
12
12
12
11
11
10
10
9
9
9
9
9
9
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
73
68
66
67
73
76
79
87
88
91
91
90
91
87
85
90
90
96
91
90
93
95
98

Pressure (mb)

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

Ozone (du)

435
435
435
436
436
436
436
437
435
436
435
434
433
434
432
431
428
426
427
427
431
432
432
430

Tuesday 30

Waning Gibbous 53%

03:27

10:08

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: 05:45, Set: 20:35, Transit: 13:11. Moon - Rise: 03:27, Set: 10:08. Civil Dark: 21:13 - 05:07. Nautical Dark: 22:01 - 04:18. Astro Dark: 23:01 - 03:17

Total Clouds (% Sky Obscured)

100
100
99
99
99
98
97
96
95
97
98
100
100
100
100
100
100
100
100
100
100
95
88
82

Low Clouds (% Sky Obscured)

99
98
98
95
93
90
92
91
91
85
66
87
71
66
54
53
53
52
62
67
67
69
76
82

Medium Clouds (% Sky Obscured)

95
92
87
89
92
96
94
93
91
95
97
100
64
86
87
92
95
98
98
98
97
82
66
52

High Clouds (% Sky Obscured)

90
63
94
83
68
10
37
50
50
21
39
50
100
100
100
100
100
100
94
88
82
58
30
3

ISS Passover

Visibility (miles)

1
0
0
4
4
4
4
0
1
9
9
9
2
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
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
95
95
95
88
70
62
56
57
51
36
9
14
11
2
24
35
44
59
71
82

Precipitation Amount (mm)

2.4
2
1.2
0.9
1.1
0.8
1.1
0.5
0.3
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0.3
0.4
0.6

Wind Speed/Direction (mph)

17
16
18
16
13
10
10
9
12
12
10
8
7
7
6
5
5
5
5
4
4
4
6
7

Chance of Frost

Temperature (°C)

9
10
10
10
11
11
11
11
11
11
11
10
10
10
10
10
9
9
9
9
10
10
10
11

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
10
10
10
11
10
10
10
10
10
10
9
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

98
100
98
98
98
95
96
100
98
98
95
98
98
100
96
96
98
98
98
98
96
95
91
90

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

429
429
430
429
427
427
428
429
428
425
423
421
420
418
416
416
415
414
413
410
408
406
405
404

Wednesday 1

Third Quarter 41%

03:49

11:33

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: 05:43, Set: 20:37, Transit: 13:11. Moon - Rise: 03:49, Set: 11:33. Civil Dark: 21:15 - 05:05. Nautical Dark: 22:04 - 04:15. Astro Dark: 23:04 - 03:14

Total Clouds (% Sky Obscured)

86
91
95
95
95
95
98
100
100
100
100
100
99
99
98
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
80
79
79
79
78
78
80
83
81
85
83
85
86
85
90
96
100
100
100
100
98
94
89

Medium Clouds (% Sky Obscured)

54
56
58
60
65
69
63
58
50
67
83
100
95
90
86
66
46
26
42
60
77
85
93
100

High Clouds (% Sky Obscured)

24
48
70
65
65
65
77
88
100
88
76
67
61
55
49
43
34
30
52
77
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

75
66
59
66
76
88
85
81
74
66
58
49
57
61
61
51
42
36
48
57
66
63
60
56

Precipitation Amount (mm)

0.5
0.4
0.4
0.5
0.6
0.9
0.7
0.6
0.5
0.4
0.3
0.2
0.3
0.3
0.3
0
0
0
0
0.3
0.4
0.4
0.3
0.3

Wind Speed/Direction (mph)

8
9
10
11
11
11
10
9
7
5
4
3
3
4
5
7
9
11
13
13
13
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
10
12
12
13
13
13
13
14
14
13
12
12
12
12
12
12
11
11
11
10
10
10
10

Relative Humidity (%)

87
87
89
89
89
90
90
93
96
100
100
100
98
98
98
98
100
98
98
98
98
98
98
98

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

403
403
402
402
402
402
402
402
401
401
402
402
403
399
396
392
389
386
383
381
379
376
375
373

Thursday 2

Waning Crescent 29%

04:06

13:01

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

Sun - Rise: 05:41, Set: 20:38, Transit: 13:11. Moon - Rise: 04:06, Set: 13:01. Civil Dark: 21:16 - 05:03. Nautical Dark: 22:06 - 04:13. Astro Dark: 23:08 - 03:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
77
60
32
44
56
68
67
65
63
76
88
100
98
97
96

Low Clouds (% Sky Obscured)

86
83
80
82
87
92
76
59
43
44
45
47
50
53
56
64
72
81
82
84
86

Medium Clouds (% Sky Obscured)

100
100
100
79
59
42
44
51
59
69
70
70
62
47
33
33
36
34
38
45
53

High Clouds (% Sky Obscured)

97
95
93
90
88
85
74
62
55
61
66
70
72
65
52
47
42
37
47
58
68

ISS Passover

Visibility (miles)

0
1
1
2
4
7
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

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

Precipitation Probability (%)

54
52
32
37
37
33
31
27
22
18
15
11
10
7
1
3
3
1
4
4
2

Precipitation Amount (mm)

0.2
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
16
16
16
15
14
13
12
11
10
11
12
12
13
13
14
13
12
12
12
12

Chance of Frost

Temperature (°C)

11
11
12
12
13
13
14
15
16
16
16
15
14
14
13
12
12
12
11
11
11

Feels Like (°C)

6
7
6
6
8
9
10
11
11
10
14
14
14
13
13
12
8
9
8
8
8

Dew Point (°C)

10
11
11
11
12
13
14
14
15
15
15
14
13
13
12
12
11
11
10
10
9

Relative Humidity (%)

98
96
98
96
96
96
96
93
93
92
93
93
95
95
95
95
93
93
91
90
90

Pressure (mb)

1012
1012
1011
1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

371
370
369
368
366
365
364
365
366
367
367
368
368
368
368
368
367
366
365
366
367

Forecast for Dulverton, Somerset, United Kingdom (51.04,-3.55)

Generated: 26/04/24 10:15:05. Forecast: 26/04/24 to 02/05/24. Timezone: UTC+1.00