Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waning Gibbous 64%

02:54

10:01

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
16 Bad

Sun - Rise: 05:41, Set: 20:31, Transit: 13:07. Moon - Rise: 02:54, Set: 10:01. Civil Dark: 21:09 - 05:03. Nautical Dark: 21:58 - 04:14. Astro Dark: 22:58 - 03:13

Total Clouds (% Sky Obscured)

99
98
97
98
97
98
96
99
93
94
93
95
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
69
81
77
85
88
88
86
88
84
91
91
66
63
72
56
55
46
49
61
75
85
79
93

Medium Clouds (% Sky Obscured)

90
89
89
92
94
96
94
99
87
38
91
89
98
98
100
100
100
100
100
47
37
52
93
98

High Clouds (% Sky Obscured)

49
6
20
21
44
17
13
6
65
64
39
54
69
97
99
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
4
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

16
27
24
37
45
48
41
42
31
42
32
7
5
3
3
4
4
5
3
2
6
19
32
71

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5

Wind Speed/Direction (mph)

19
19
18
17
16
16
16
15
14
13
13
12
12
12
13
15
16
17
17
18
18
18
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
9
8
8
8
7
7
7
7
9
9
9
9
9
9
9
9
8
8
8
8
8
9

Relative Humidity (%)

74
76
77
76
79
76
73
76
76
76
90
91
91
93
91
90
84
79
71
68
67
67
69
70

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1011
1011
1010
1010
1010
1009
1010
1010
1009
1009
1008
1008
1008
1007
1007
1007

Ozone (du)

442
446
442
439
434
431
427
426
427
427
425
426
429
431
428
427
428
432
436
435
432
432
432
435

Tuesday 30

Waning Gibbous 53%

03:25

11:27

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
16 Bad

Sun - Rise: 05:40, Set: 20:32, Transit: 13:07. Moon - Rise: 03:25, Set: 11:27. Civil Dark: 21:11 - 05:01. Nautical Dark: 22:00 - 04:11. Astro Dark: 23:01 - 03:09

Total Clouds (% Sky Obscured)

93
100
100
100
100
92
100
93
80
50
86
89
84
99
97
88
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
90
86
81
79
56
51
69
62
32
39
29
45
54
58
50
49
72
70
62
47
40
45
9

Medium Clouds (% Sky Obscured)

91
100
94
86
87
87
71
68
35
24
62
81
62
76
61
48
94
78
39
99
86
68
100
100

High Clouds (% Sky Obscured)

62
100
100
100
99
71
100
49
55
3
52
65
38
65
65
71
96
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

4
4
9
5
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 (%)

83
80
75
63
32
13
4
3
0
0
0
5
0
0
0
0
0
0
2
1
1
13
15
26

Precipitation Amount (mm)

0.6
0.5
0.5
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)

14
10
6
5
6
6
5
4
4
3
3
3
3
3
3
3
4
4
3
3
2
2
2
3

Chance of Frost

Temperature (°C)

13
12
12
12
11
11
11
11
10
10
9
9
9
9
9
10
11
13
13
14
15
15
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
96
96
98
96
96
95
96
95
98
96
96
95
96
96
93
84
72
64
60
56
57
61
69

Pressure (mb)

1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

434
429
430
430
429
429
430
432
433
431
427
424
423
424
424
425
425
426
425
420
419
416
415
414

Wednesday 1

Third Quarter 41%

03:47

12:55

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
16 Bad

Sun - Rise: 05:38, Set: 20:34, Transit: 13:07. Moon - Rise: 03:47, Set: 12:55. Civil Dark: 21:12 - 04:59. Nautical Dark: 22:02 - 04:09. Astro Dark: 23:05 - 03:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
25
30
48
76
65
77
87
100
92
92
97
100
88
86
91
86
94
90
86
87
89
91
80

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
96
76
64
65
95
100
100
100
100
75
100
100
100
100
100
100
94

High Clouds (% Sky Obscured)

100
100
90
67
52
100
82
50
55
64
63
100
96
100
100
100
100
100
91
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
6
4
3
2
8
9
6
9
8
7
0
0
3
5
1
0
0
7
2
3
3
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

42
48
65
95
95
95
83
77
63
31
50
95
95
95
95
95
55
76
69
95
95
91
95
91

Precipitation Amount (mm)

0
0
0.3
0.6
1.2
0.8
0.3
0.4
0.4
0
0
0.8
1.5
1.5
0.8
1
0.2
0.4
0.3
1.2
0.9
0.7
0.9
0.8

Wind Speed/Direction (mph)

3
3
4
3
3
4
6
5
5
6
8
10
10
11
11
11
10
10
10
8
5
2
3
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
86
90
93
96
98
98
98
98
98
96
96
98
98
98
98
96
98
98
98
98
98
98
98

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1007
1006
1006
1005
1004
1004
1003
1004
1003
1003
1003
1003
1003
1003
1003
1004
1004

Ozone (du)

411
408
407
407
406
405
403
402
399
398
396
394
390
386
382
379
380
379
378
377
376
376
377
376

Thursday 2

Waning Crescent 29%

04:04

14:24

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
16 Bad

Sun - Rise: 05:36, Set: 20:36, Transit: 13:07. Moon - Rise: 04:04, Set: 14:24. Civil Dark: 21:14 - 04:57. Nautical Dark: 22:05 - 04:06. Astro Dark: 23:08 - 03:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
60
68
77
84
86
88
90
93
97
100
100
100
100
98
96
95
86
78
59
33
31
33
43

Medium Clouds (% Sky Obscured)

89
86
83
86
87
91
94
97
98
86
97
99
100
100
100
99
98
99
99
100
100
65
60
60

High Clouds (% Sky Obscured)

100
100
100
100
100
97
52
37
32
26
24
16
14
8
65
65
60
65
60
60
55
60
55
70

ISS Passover

Visibility (miles)

0
0
1
2
5
6
9
7
5
9
9
9
5
7
6
7
6
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
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

70
46
48
56
61
57
58
71
70
63
72
94
95
95
95
92
70
54
43
39
30
23
10
24

Precipitation Amount (mm)

0.4
0
0
0.2
0.3
0.2
0
0.4
0.4
0.2
0.3
0.5
0.7
0.6
0.8
0.5
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
96
98
98
96
98
98
96
96
96
95
96
95
95
93
87
70
68
64
67

Pressure (mb)

1004
1004
1005
1005
1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

377
377
377
377
377
376
376
376
376
373
372
372
371
371
372
372
372
373
375
377
380
381
381
382

Friday 3

Waning Crescent 19%

04:17

15:52

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
16 Bad

Sun - Rise: 05:34, Set: 20:37, Transit: 13:07. Moon - Rise: 04:17, Set: 15:52. Civil Dark: 21:16 - 04:55. Nautical Dark: 22:07 - 04:04. Astro Dark: 23:12 - 02:58

Total Clouds (% Sky Obscured)

85
65
57
60
83
81
100
100
83
93
100
93
91
88
97
97
96
88
79
73
76
82
87
92

Low Clouds (% Sky Obscured)

33
33
26
23
30
30
37
38
33
30
26
33
39
41
38
40
42
34
24
15
33
51
69
53

Medium Clouds (% Sky Obscured)

60
65
70
70
70
65
55
55
57
57
57
76
83
71
88
88
90
76
61
47
39
32
29
39

High Clouds (% Sky Obscured)

42
33
37
44
67
65
100
100
38
51
55
45
31
58
74
79
80
67
51
38
38
34
38
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
4
4
4
4

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

25
12
24
9
5
9
7
0
2
2
0
0
1
0
4
6
5
37
46
47
58
66
69
69

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
80
89
93
93
95
95
95
95
96
95
95
96
91
87
80
75
75
76
78
79
80
82

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1010
1010
1010
1009
1009
1009
1008
1008
1008

Ozone (du)

385
386
389
389
390
391
391
393
392
392
394
396
400
405
409
412
415
419
419
420
420
418
417
415

Saturday 4

Waning Crescent 10%

04:30

No Set

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
16 Bad

Sun - Rise: 05:32, Set: 20:39, Transit: 13:06. Moon - Rise: 04:30, Set: No Set. Civil Dark: 21:18 - 04:53. Nautical Dark: 22:09 - 04:01. Astro Dark: 23:15 - 02:54

Total Clouds (% Sky Obscured)

96
100
90
77
60
62
70
75
72
70
70
83
91
100
98
97
95
90
87
83
82
80
78
82

Low Clouds (% Sky Obscured)

43
33
32
36
35
46
63
75
74
71
69
63
59
50
50
49
48
50
50
52
52
58
60
58

Medium Clouds (% Sky Obscured)

56
70
64
66
61
53
40
26
34
42
43
61
79
97
92
88
83
70
58
40
41
48
58
58

High Clouds (% Sky Obscured)

81
100
85
77
70
70
75
75
64
63
57
71
86
99
97
94
92
93
93
90
85
82
80
78

ISS Passover

Visibility (miles)

6
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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

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

Precipitation Probability (%)

71
72
62
49
31
23
15
0
1
1
0
5
2
0
6
5
3
21
27
28
27
25
26
43

Precipitation Amount (mm)

0.3
0.3
0.3
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
7
7
7
7
7
7
6
6
6
6
7
7
7
8
9
9
10
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
11
10
9
10
9
9
6
7
6
7
7
6
7
7
8
8
9
10
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

86
89
92
93
93
95
95
93
95
93
95
95
93
95
93
90
87
84
87
87
90
90
92
90

Pressure (mb)

1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1010
1010
1010
1009
1009
1009

Ozone (du)

414
412
411
410
410
409
409
409
409
409
409
410
411
412
412
412
412
412
413
414
414
415
417
418

Sunday 5

Waning Crescent 4%

04:43

17:20

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

Sun - Rise: 05:31, Set: 20:41, Transit: 13:06. Moon - Rise: 04:43, Set: 17:20. Civil Dark: 21:20 - 04:51. Nautical Dark: 22:12 - 03:59. Astro Dark: 23:19 - 02:50

Total Clouds (% Sky Obscured)

83
83
88
89
91
95
98
100
100
100
100
100
100
100
99
97
97
99
99
99

Low Clouds (% Sky Obscured)

56
50
59
68
77
76
72
66
66
66
66
68
78
83
86
86
88
89
89
88

Medium Clouds (% Sky Obscured)

58
57
64
72
76
84
91
100
99
98
96
97
99
100
85
70
55
48
39
32

High Clouds (% Sky Obscured)

76
73
67
58
51
54
51
40
51
68
88
84
80
77
67
60
51
47
43
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
5
4
4
5
5
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

44
35
59
64
56
51
49
49
61
71
76
65
58
54
51
48
45
48
49
52

Precipitation Amount (mm)

0
0
0.3
0.3
0.2
0
0
0.2
0.3
0.4
0.5
0.3
0.2
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

11
11
11
10
8
7
7
7
7
6
6
5
6
6
6
6
7
7
7
7

Chance of Frost

Temperature (°C)

13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12
13
13
13
14

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
11
11
11
11
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

89
87
86
89
89
90
93
95
98
96
98
98
96
98
96
96
95
95
92
87

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

421
423
426
425
425
424
425
425
426
424
422
420
419
417
416
416
416
417
416
415

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

Generated: 29/04/24 17:52:37. Forecast: 29/04/24 to 05/05/24. Timezone: UTC+1.00