Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 30

Waxing Gibbous 100%

21:09

04:17

20 OK
21 OK
22 Bad
23 OK
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 Bad
18 OK
19 Bad

Sun - Rise: 04:58, Set: 21:15, Transit: 13:07. Moon - Rise: 21:09, Set: 04:17. Civil Dark: 22:01 - 04:12. Nautical Dark: 23:07 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

22
39
53
36
81
80
100
98
97
98
100
58
100
100
75
87
70
70
50
22
28
45
36
46

Low Clouds (% Sky Obscured)

0
0
0
35
70
64
83
81
68
67
54
44
41
85
59
52
38
40
40
19
28
44
36
46

Medium Clouds (% Sky Obscured)

22
39
53
36
53
37
19
0
0
0
88
58
77
74
49
61
27
21
12
4
0
2
0
0

High Clouds (% Sky Obscured)

22
39
53
36
50
40
100
93
92
95
100
58
89
100
69
1
0
3
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
1
1
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 (%)

1
1
0
2
1
2
0
0
2
1
10
0
1
0
4
13
5
5
8
6
6
5
2
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)

10
10
10
10
8
8
8
6
8
8
10
11
12
11
12
13
14
15
15
15
15
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
12
11
11
12
12
14
12
13
13
12
12
12
13
14
15
16
16
17
17
17
17
16
15

Dew Point (°C)

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

Relative Humidity (%)

65
68
69
68
73
80
89
90
92
93
90
83
76
71
68
65
61
58
57
57
58
61
64
70

Pressure (mb)

1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

343
348
353
358
365
357
350
347
344
345
346
347
348
351
356
360
361
365
360
352
348
346
341
341

Sunday 31

Full Moon 99%

22:15

04:55

20 Bad
21 OK
22 OK
23 Good
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

Sun - Rise: 04:57, Set: 21:17, Transit: 13:07. Moon - Rise: 22:15, Set: 04:55. Civil Dark: 22:02 - 04:11. Nautical Dark: 23:09 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

48
32
25
11
100
56
86
80
74
100
100
95
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

48
32
25
11
26
34
26
45
37
65
58
53
45
56
75
85
88
82
85
84
93
85
88
90

Medium Clouds (% Sky Obscured)

0
0
0
2
0
16
2
2
35
98
83
94
86
85
82
87
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
1
1
1
85
14
62
61
21
87
100
22
93
94
92
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
9
9
9
9
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
13
35
86
95
95
95
91
95
83
68
73
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.5
1.2
0.6
0.4
1.3
0.5
0.4
0.4
0.8

Wind Speed/Direction (mph)

12
10
9
8
7
6
5
5
5
4
4
5
6
9
9
12
11
12
13
13
14
12
11
11

Chance of Frost

Temperature (°C)

16
15
14
13
13
13
13
13
13
13
13
14
14
16
16
17
17
16
16
17
16
16
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
86
93
95
96
98
98
100
96
93
89
84
86
70
72
58
63
78
83
78
92
92
93
98

Pressure (mb)

1017
1018
1018
1018
1018
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1011
1010
1010
1009
1008

Ozone (du)

343
339
338
338
337
336
334
332
331
328
329
329
330
330
332
332
332
331
332
333
336
337
341
343

Monday 1

Waning Gibbous 97%

23:10

05:47

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 04:56, Set: 21:18, Transit: 13:07. Moon - Rise: 23:10, Set: 05:47. Civil Dark: 22:03 - 04:10. Nautical Dark: 23:11 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
95
78
97
75
89
69
84
97
100
100
74
71
69
78
85
82
80
61
68

Low Clouds (% Sky Obscured)

70
61
64
67
69
70
63
92
63
61
63
55
65
62
68
53
51
53
58
63
59
58
51
48

Medium Clouds (% Sky Obscured)

100
100
86
71
63
88
78
86
18
17
0
32
25
30
19
19
27
20
20
19
19
20
20
28

High Clouds (% Sky Obscured)

100
100
100
100
100
68
10
25
6
48
23
59
50
55
70
57
1
1
0
0
0
2
6
8

ISS Passover

Visibility (miles)

1
1
7
1
1
6
4
3
9
9
9
9
9
9
9
9
6
9
9
9
4
4
4
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
None
Very Light Rain
None
None
Light Rain
Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

95
91
55
55
52
50
92
77
41
35
31
35
51
51
56
56
41
46
55
74
79
73
41
23

Precipitation Amount (mm)

1
0.4
0
0.2
0
0
0.6
0.6
0
0
0
0
0.2
0
0
0
0
0
0
0.5
0.6
0.5
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
96
98
96
96
96
93
89
83
74
72
62
60
64
82
86
86
87

Pressure (mb)

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

Ozone (du)

347
349
353
357
362
368
374
376
383
388
388
387
389
390
393
395
397
397
396
394
390
379
379
378

Tuesday 2

Waning Gibbous 93%

23:52

06:49

20 Bad
21 Bad
22 Bad
23 OK
00 OK
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

Sun - Rise: 04:55, Set: 21:19, Transit: 13:08. Moon - Rise: 23:52, Set: 06:49. Civil Dark: 22:05 - 04:09. Nautical Dark: 23:13 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
43
38
31
40
68
81
83
77
91
97
98
99
100
100
100
100
100
88
88
79
66
51
62

Low Clouds (% Sky Obscured)

42
36
38
31
40
45
51
57
60
70
80
75
67
58
72
86
100
88
72
61
58
54
49
55

Medium Clouds (% Sky Obscured)

30
34
28
18
9
6
3
0
8
16
25
36
87
96
88
94
90
46
48
50
32
20
8
35

High Clouds (% Sky Obscured)

1
0
0
0
0
8
17
26
27
33
44
67
84
100
100
95
55
52
43
17
9
5
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

14
3
3
2
0
0
0
0
1
2
0
9
27
70
72
56
51
56
50
38
40
37
12
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

12
11
10
9
9
10
10
10
9
8
8
10
11
12
12
13
13
13
13
16
17
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
93
93
95
96
96
93
89
89
95
93
84
82
83
96
96
96
96
93
81
64
65
73
74

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1007
1006
1005
1004
1004
1003
1003
1002
1002
1002
1002

Ozone (du)

378
375
369
362
357
354
352
351
350
349
349
351
352
355
359
366
378
384
384
387
393
396
400
402

Wednesday 3

Waning Gibbous 88%

00:23

08:00

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 04:55, Set: 21:20, Transit: 13:08. Moon - Rise: 00:23, Set: 08:00. Civil Dark: 22:06 - 04:08. Nautical Dark: 23:15 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
63
70
75
82
88
94
100
100
100
100
87
84
79
70
61
52
62
75
86
84
70
41
48

Low Clouds (% Sky Obscured)

61
63
64
61
60
65
70
75
72
69
65
69
67
67
61
50
40
37
37
36
31
27
18
21

Medium Clouds (% Sky Obscured)

48
0
6
13
17
21
25
27
39
48
60
2
0
0
1
2
2
11
21
30
30
26
13
10

High Clouds (% Sky Obscured)

6
0
0
0
0
23
71
99
97
88
67
2
1
0
0
0
0
12
22
28
17
8
0
30

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

11
1
12
16
16
20
25
14
24
24
32
50
50
47
38
31
22
18
15
11
13
12
6
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
82
86
83
84
89
89
89
90
95
95
93
92
89
75
64
53
55
56
57
58
60
63

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1004
1005
1006
1006
1007
1008
1008
1008
1009
1009
1009
1009

Ozone (du)

403
403
398
397
396
396
396
395
393
392
392
393
394
394
394
394
393
393
388
384
379
375
372
368

Thursday 4

Waning Gibbous 80%

00:46

09:14

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 04:54, Set: 21:21, Transit: 13:08. Moon - Rise: 00:46, Set: 09:14. Civil Dark: 22:07 - 04:08. Nautical Dark: 23:17 - 02:57. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
77
85
93
100
100
100
100
100
100
100
100
100
100
97
90
81
75
74
72
71
70
74
72

Low Clouds (% Sky Obscured)

21
24
23
24
18
18
20
23
46
68
85
84
81
78
62
52
43
40
34
33
41
46
54
45

Medium Clouds (% Sky Obscured)

6
7
18
29
40
64
83
100
100
100
100
96
93
91
92
88
81
73
56
37
27
17
7
5

High Clouds (% Sky Obscured)

63
77
67
33
0
1
2
3
38
74
100
97
93
90
60
31
0
0
1
1
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
5
4
3
5
7
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
Very Light Rain
Very Light Rain
None
Very 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
None
None
None

Precipitation Probability (%)

6
0
19
33
45
48
49
48
58
70
82
92
95
95
95
95
95
83
66
50
44
36
31
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
10
8
7
7
7
6
6
6
8
9
11
12
13
15
15
15
16
17
17
18
17
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
75
81
83
84
87
85
85
84
88
93
96
96
96
96
96
96
93
90
86
84
86
89
90

Pressure (mb)

1009
1009
1009
1009
1009
1009
1008
1008
1007
1007
1006
1005
1005
1004
1003
1003
1003
1003
1003
1003
1002
1003
1003
1004

Ozone (du)

367
366
365
364
362
361
359
358
357
355
353
351
353
355
357
364
372
380
384
388
391
393
394
395

Friday 5

Waning Gibbous 72%

01:03

10:29

20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 Good
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 04:54, Set: 21:22, Transit: 13:08. Moon - Rise: 01:03, Set: 10:29. Civil Dark: 22:08 - 04:07. Nautical Dark: 23:18 - 02:56. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
61
58
51
31
22
17
9
31
44
57
50
50
50
53
60
63

Low Clouds (% Sky Obscured)

42
36
24
16
7
8
7
5
12
15
16
18
20
21
26
32
38

Medium Clouds (% Sky Obscured)

3
1
1
0
0
0
0
0
0
0
0
4
11
19
19
20
17

High Clouds (% Sky Obscured)

1
1
2
4
5
4
2
0
31
44
57
50
50
50
53
60
63

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

28
25
22
19
16
15
13
0
4
7
4
13
15
14
14
11
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
15
14
16
17
17
15
13
10
10
10
10
11
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
9
9
8
8
8
5
5
5
5
5
5
9
9
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
86
83
80
80
78
78
80
81
84
76
69
62
59
55

Pressure (mb)

1006
1007
1009
1011
1013
1015
1015
1016
1017
1018
1019
1020
1020
1021
1022
1022
1023

Ozone (du)

393
392
390
389
388
387
385
382
380
379
378
377
373
369
366
364
362

Forecast for Rangeworthy, South Gloucestershire, United Kingdom (51.58,-2.45)

Generated: 30/05/26 20:31:43. Forecast: 30/05/26 to 05/06/26. Timezone: UTC+1.00