Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 16

New Moon 1%

04:57

22:45

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
22 Bad

Sun - Rise: 05:14, Set: 20:57, Transit: 13:05. Moon - Rise: 04:57, Set: 22:45. Civil Dark: 21:39 - 04:32. Nautical Dark: 22:37 - 03:34. Astro Dark: 00:02 - 02:04

Total Clouds (% Sky Obscured)

100
98
99
97
100
100
100
90
82
100
100
100
100
100
96
83
96
100
100
100
54
86
59
68

Low Clouds (% Sky Obscured)

46
49
47
58
59
53
36
33
43
45
61
63
48
17
8
8
13
70
64
52
48
42
47
55

Medium Clouds (% Sky Obscured)

57
84
80
54
69
74
20
20
20
100
100
100
100
100
95
83
96
100
100
100
54
69
18
58

High Clouds (% Sky Obscured)

72
96
99
97
100
100
100
90
82
100
100
87
100
100
86
70
65
70
44
65
54
2
3
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
1
0
0
0
0
0
0
0
1
6
26
28
46
38
45
46
30
16
3
3
2

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
6
7
6
5
5
5
6
6
10
10
12
12
13
13
14
14
15
15
12
11
10
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
96
96
96
96
95
90
85
77
67
64
64
63
72
70
75
83
85
87
93
94

Pressure (mb)

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

Ozone (du)

393
396
399
401
403
403
404
406
409
412
413
417
421
425
426
426
426
428
429
429
434
437
435
434

Sunday 17

Waxing Crescent 5%

05:43

No Set

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
22 Bad

Sun - Rise: 05:12, Set: 20:59, Transit: 13:05. Moon - Rise: 05:43, Set: No Set. Civil Dark: 21:41 - 04:30. Nautical Dark: 22:39 - 03:32. Astro Dark: 00:07 - 01:58

Total Clouds (% Sky Obscured)

70
78
92
80
96
96
100
100
100
96
94
100
99
97
100
98
99
97
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

58
58
66
62
68
67
75
68
65
84
80
100
80
87
75
76
81
58
37
47
63
72
75
77

Medium Clouds (% Sky Obscured)

70
78
91
78
85
94
100
100
100
87
73
98
99
79
99
96
85
81
92
96
99
100
100
96

High Clouds (% Sky Obscured)

35
15
0
0
0
0
0
0
0
0
0
65
17
18
22
15
45
78
96
100
100
100
96
15

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

5
21
41
46
72
61
72
46
64
45
58
62
65
65
64
66
62
55
52
37
24
40
41
37

Precipitation Amount (mm)

0
0
0
0
0.5
0.3
0.6
0
0.4
0
0.4
0.3
0.3
0.3
0.4
0.4
0.4
0.3
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
96
96
98
98
98
96
90
85
83
84
84
83
81
89
87
90
90
93
95
96

Pressure (mb)

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

Ozone (du)

433
428
423
420
422
418
411
412
410
400
393
392
392
389
389
388
385
383
380
377
376
375
375
373

Monday 18

Waxing Crescent 12%

06:49

00:00

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
22 Bad

Sun - Rise: 05:11, Set: 21:00, Transit: 13:06. Moon - Rise: 06:49, Set: 00:00. Civil Dark: 21:42 - 04:29. Nautical Dark: 22:41 - 03:30. Astro Dark: 00:13 - 01:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
87
76
97
80
90
84
84
88
74
84
71
92
94
89
82
86

Low Clouds (% Sky Obscured)

88
89
100
100
100
100
100
100
59
52
56
60
71
69
71
68
56
52
35
56
61
62
65
62

Medium Clouds (% Sky Obscured)

100
100
100
100
99
55
25
27
23
70
96
55
23
27
19
41
25
42
38
40
42
37
34
35

High Clouds (% Sky Obscured)

100
100
100
15
36
81
100
90
9
10
0
0
0
0
0
0
0
1
1
8
20
20
29
25

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

72
95
95
95
89
92
59
49
41
41
46
53
75
73
66
50
53
46
44
58
48
30
20
19

Precipitation Amount (mm)

0.4
1.2
1.4
0.9
0.4
0.6
0.2
0.2
0
0
0.2
0.2
0.5
0.5
0.4
0.2
0.4
0.3
0.2
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
96
98
98
98
98
96
92
93
89
82
87
82
79
67
68
71
78
89
93
96
96

Pressure (mb)

1010
1009
1008
1007
1006
1006
1005
1005
1005
1006
1006
1006
1007
1007
1008
1008
1008
1009
1009
1010
1010
1011
1011
1012

Ozone (du)

374
377
378
384
390
389
390
388
386
385
387
390
392
392
388
388
389
386
384
380
376
373
366
363

Tuesday 19

Waxing Crescent 21%

08:11

00:54

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
22 Bad

Sun - Rise: 05:10, Set: 21:01, Transit: 13:06. Moon - Rise: 08:11, Set: 00:54. Civil Dark: 21:44 - 04:27. Nautical Dark: 22:43 - 03:28. Astro Dark: 00:20 - 01:44

Total Clouds (% Sky Obscured)

89
93
91
89
88
86
86
78
92
96
100
95
89
84
89
92
99
94
77
75
77
76
69
76

Low Clouds (% Sky Obscured)

65
62
63
66
71
69
71
66
80
92
100
88
77
65
75
84
76
73
59
50
42
36
34
35

Medium Clouds (% Sky Obscured)

59
56
62
51
47
29
17
2
20
38
58
69
50
12
53
50
59
57
48
39
29
31
29
40

High Clouds (% Sky Obscured)

15
15
20
20
9
15
25
25
25
10
15
15
20
25
25
25
30
29
30
33
28
32
27
21

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
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
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
10
25
27
14
18
17
8
11
10
6
18
20
25
35
32
26
26
18
15
10
4
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)

14
14
14
14
14
14
13
13
12
13
14
14
16
17
19
17
15
14
14
13
11
9
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
8
7
8
8
8
9
10
12
12
13
13
13
13
13
14
15
15
12
10

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
93
93
93
93
90
89
86
84
80
79
85
87
77
73
78
82
89
93
93

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1020
1020
1021
1021
1022
1023

Ozone (du)

360
359
358
356
357
354
354
355
355
354
351
351
350
349
349
349
348
350
350
349
348
348
348
350

Wednesday 20

Waxing Crescent 31%

09:39

01:29

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
22 Bad

Sun - Rise: 05:09, Set: 21:03, Transit: 13:06. Moon - Rise: 09:39, Set: 01:29. Civil Dark: 21:45 - 04:26. Nautical Dark: 22:46 - 03:26. Astro Dark: 00:27 - 01:36

Total Clouds (% Sky Obscured)

85
93
92
93
94
95
97
99
99
100
100
100
100
100
98
97
95
89
84
80
72
65
60
65

Low Clouds (% Sky Obscured)

33
41
44
44
45
54
67
73
83
92
100
100
100
100
97
93
89
80
70
61
49
36
24
31

Medium Clouds (% Sky Obscured)

44
70
48
87
52
53
51
51
51
60
56
48
36
29
24
19
16
14
9
7
7
7
6
6

High Clouds (% Sky Obscured)

56
44
40
45
45
26
25
29
23
21
2
1
3
25
25
40
65
75
80
80
70
55
35
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
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 (%)

0
0
0
0
1
21
24
20
22
19
13
9
14
12
24
30
35
36
33
28
20
12
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)

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

Chance of Frost

Temperature (°C)

11
11
10
10
10
10
11
11
12
13
13
14
16
17
17
18
18
19
18
18
18
16
15
14

Feels Like (°C)

10
9
9
9
9
9
9
10
11
12
12
14
16
16
16
17
17
17
17
18
18
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
95
95
96
96
98
95
93
93
90
85
83
83
83
83
84
85
88
90
90
93
93

Pressure (mb)

1023
1023
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1026
1026

Ozone (du)

350
348
346
345
343
340
339
337
336
336
336
336
335
334
335
335
335
335
336
336
337
338
338
339

Thursday 21

Waxing Crescent 42%

11:06

01:53

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
22 Bad

Sun - Rise: 05:07, Set: 21:04, Transit: 13:06. Moon - Rise: 11:06, Set: 01:53. Civil Dark: 21:47 - 04:24. Nautical Dark: 22:48 - 03:24. Astro Dark: 00:36 - 01:24

Total Clouds (% Sky Obscured)

68
70
74
82
88
84
81
80
76
72
77
70
59
49
59
71
87
89
94
96
87
78
67
76

Low Clouds (% Sky Obscured)

38
43
47
46
49
51
53
55
47
39
30
28
25
22
25
28
29
21
11
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
4
22
40
59
56
55
55
38
19
2
3
3
4
3
3
3
10
15
23
35
52
67
67

High Clouds (% Sky Obscured)

5
5
11
12
18
16
9
7
4
4
4
6
8
11
38
66
87
89
94
96
87
77
67
76

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
5
6
38

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)

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

Chance of Frost

Temperature (°C)

13
12
12
12
12
11
12
12
13
15
17
18
19
20
22
22
22
22
21
21
20
19
17
16

Feels Like (°C)

15
14
14
10
10
10
10
11
10
13
14
14
15
16
17
22
21
20
21
21
20
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

93
92
93
92
92
90
90
90
92
84
79
76
72
69
66
66
67
67
73
77
81
84
83
85

Pressure (mb)

1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

339
340
340
340
339
339
340
340
341
341
341
342
342
343
344
343
342
342
341
341
341
341
342
342

Friday 22

Waxing Crescent 53%

12:29

02:11

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

Sun - Rise: 05:06, Set: 21:05, Transit: 13:06. Moon - Rise: 12:29, Set: 02:11. Civil Dark: 21:49 - 04:23. Nautical Dark: 22:50 - 03:22. Astro Dark: 00:48 - N/A

Total Clouds (% Sky Obscured)

87
99
96
94
91
87
84
80
81
76
70
65
50
45
44
47
53
65
59
57

Low Clouds (% Sky Obscured)

0
0
2
3
4
13
21
28
20
12
6
12
16
23
18
17
11
11
11
11

Medium Clouds (% Sky Obscured)

65
62
71
75
74
68
66
60
38
18
0
0
0
0
0
0
0
1
1
1

High Clouds (% Sky Obscured)

87
99
94
90
86
78
70
61
64
58
55
50
50
45
44
47
53
65
59
57

ISS Passover

Visibility (miles)

8
7
5
7
8
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

Very Light Rain
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

Precipitation Probability (%)

48
52
55
56
47
41
37
27
14
5
0
0
0
0
3
5
2
8
11
8

Precipitation Amount (mm)

0.2
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
6
6
6
7
7
8
9
10
11
12
14
14
14
15
14
13

Chance of Frost

Temperature (°C)

15
15
14
14
13
13
13
14
14
15
17
18
19
20
21
21
21
21
20
19

Feels Like (°C)

17
16
16
13
13
14
13
13
13
15
16
16
17
18
19
23
22
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

87
89
93
95
95
96
96
95
95
90
83
79
76
71
68
69
70
73
75
77

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

344
345
347
349
352
354
358
361
364
366
367
369
363
358
353
349
345
341
339
336

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

Generated: 16/05/26 23:06:46. Forecast: 16/05/26 to 22/05/26. Timezone: UTC+1.00