Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 31

Full Moon 99%

22:17

04:47

21 Bad
22 Bad
23 OK
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

Sun - Rise: 04:50, Set: 21:18, Transit: 13:05. Moon - Rise: 22:17, Set: 04:47. Civil Dark: 22:05 - 04:03. Nautical Dark: 23:16 - 02:51. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

71
48
29
19
42
75
93
99
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
0
6
5
26
7
28
24
28
63
70
68
69
67
80
100
100
100
89
100
100
89
100
79

Medium Clouds (% Sky Obscured)

4
0
0
0
4
14
44
55
86
38
84
97
98
100
87
99
93
96
100
95
96
100
100
100

High Clouds (% Sky Obscured)

0
0
2
12
14
53
66
88
96
98
92
100
100
100
100
100
99
100
100
97
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
8
6
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
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
5
4
8
2
3
24
54
90
95
88
52
30
43
35
70
88
87

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
5
5
5
5
5
5
5
6
8
11
12
13
11
13
12
12
12
13
14
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
89
92
93
95
96
95
96
96
96
90
80
74
68
74
69
86
86
85
83
85
92
93
96

Pressure (mb)

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

Ozone (du)

343
343
343
342
340
337
336
337
336
334
334
336
338
337
339
339
342
342
344
344
345
347
347
346

Monday 1

Waning Gibbous 97%

23:12

05:38

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
20 OK

Sun - Rise: 04:50, Set: 21:19, Transit: 13:05. Moon - Rise: 23:12, Set: 05:38. Civil Dark: 22:06 - 04:02. Nautical Dark: 23:18 - 02:49. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
94
91
85
71
84
68
79
81
84
79
100
100
100
71
79
52
28
80
33

Low Clouds (% Sky Obscured)

82
78
64
84
68
83
84
75
62
72
51
53
62
69
64
57
53
58
66
62
44
27
22
13

Medium Clouds (% Sky Obscured)

100
100
100
88
70
75
78
75
71
70
66
75
63
69
57
42
55
19
4
29
21
5
45
16

High Clouds (% Sky Obscured)

100
100
100
100
100
75
35
52
50
45
3
11
44
38
35
100
100
100
45
33
45
28
25
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
6
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
94
83
64
65
62
54
30
66
95
95
90
81
95
95
95
95
87
79
72
61
13

Precipitation Amount (mm)

1.3
2.4
3.7
0.4
0.6
0
0
0
0
0
0.3
0.9
0.9
0.6
0.4
0.9
0.7
0.5
0.7
0.6
0.5
0.4
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
98
96
96
96
98
98
98
100
98
96
95
90
83
82
81
79
81
83
82
86
88
87

Pressure (mb)

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

Ozone (du)

348
350
353
359
364
366
369
373
377
379
379
378
378
385
389
393
393
392
391
390
389
389
388
390

Tuesday 2

Waning Gibbous 93%

23:54

06:41

21 Bad
22 Bad
23 OK
00 Bad
01 Bad
02 Bad
03 OK
04 OK
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

Sun - Rise: 04:49, Set: 21:20, Transit: 13:05. Moon - Rise: 23:54, Set: 06:41. Civil Dark: 22:07 - 04:01. Nautical Dark: 23:20 - 02:48. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

49
47
33
49
66
48
28
28
73
100
100
100
100
100
100
100
100
80
68
99
100
100
100
100

Low Clouds (% Sky Obscured)

8
37
29
33
53
42
25
21
22
19
62
54
93
72
100
100
100
61
48
46
29
31
37
56

Medium Clouds (% Sky Obscured)

29
15
9
22
17
12
2
0
19
19
21
98
100
25
47
90
75
80
60
93
85
82
79
79

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
8
50
99
100
100
100
100
100
100
79
55
56
91
100
99
99
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
33
36
15
8
32
51
49
58
66
53
30
9
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
8
7
8
8
8
8
8
8
9
9
12
14
14
14
15
16
19
19
22
21
19
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
95
95
96
98
98
96
96
96
98
96
90
89
90
87
84
89
92
83
77
79
83
80
80

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1005
1004
1003
1002
1001
999
998
998
998
997
997

Ozone (du)

391
385
377
373
371
366
363
362
359
356
357
358
358
357
358
360
360
364
367
372
377
382
391
398

Wednesday 3

Waning Gibbous 88%

00:25

07:53

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
20 Bad

Sun - Rise: 04:48, Set: 21:21, Transit: 13:05. Moon - Rise: 00:25, Set: 07:53. Civil Dark: 22:08 - 04:00. Nautical Dark: 23:22 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
97
95
90
86
95
96
92
88
89
90
91
92
92
89
84
87
92
98
87
72
63
56
54

Low Clouds (% Sky Obscured)

64
68
71
73
67
70
65
64
60
59
61
60
61
62
63
62
63
62
59
60
52
53
49
46

Medium Clouds (% Sky Obscured)

77
72
27
32
22
17
7
10
12
14
17
24
28
67
73
66
75
87
76
54
32
29
8
23

High Clouds (% Sky Obscured)

100
59
29
1
22
46
68
43
20
12
16
25
30
40
45
50
45
0
2
2
0
0
5
28

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

77
50
21
27
21
17
20
25
19
15
29
39
45
48
55
55
58
56
53
54
51
40
38
25

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0
0.2
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
93
95
95
90
87
89
93
92
92
90
92
90
90
84
80
77
77
75
73
76
79
80
84

Pressure (mb)

997
997
997
996
996
996
995
995
995
995
995
996
996
997
997
997
998
998
998
998
999
999
1000
1000

Ozone (du)

398
401
399
397
398
397
399
399
401
400
396
395
396
397
395
395
396
396
400
403
407
414
417
416

Thursday 4

Waning Gibbous 81%

00:47

09:08

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
07 OK
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 OK

Sun - Rise: 04:48, Set: 21:22, Transit: 13:05. Moon - Rise: 00:47, Set: 09:08. Civil Dark: 22:10 - 04:00. Nautical Dark: 23:24 - 02:45. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
71
84
100
100
97
100
80
57
30
35
47
64
59
55
53
64
73
85
73
61
47
35
24

Low Clouds (% Sky Obscured)

47
40
32
28
31
22
33
34
35
28
35
47
62
46
29
8
16
24
33
30
30
31
21
12

Medium Clouds (% Sky Obscured)

14
35
35
35
47
61
67
43
22
0
0
0
0
8
15
23
27
37
40
30
24
18
7
4

High Clouds (% Sky Obscured)

44
63
81
95
80
52
16
2
1
6
2
2
0
0
0
0
0
0
0
0
0
1
1
1

ISS Passover

Visibility (miles)

9
9
9
6
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
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 (%)

19
32
52
32
13
2
2
12
1
0
0
0
6
6
14
10
12
12
11
14
17
23
19
15

Precipitation Amount (mm)

0
0
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
93
95
96
91
93
88
87
84
84
80
70
66
66
60
59
59
59
58
63
66
68
74

Pressure (mb)

1001
1001
1002
1002
1003
1003
1004
1005
1006
1007
1007
1008
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

414
409
402
402
402
401
401
401
400
401
403
404
403
403
404
407
403
398
393
387
382
377
372
370

Friday 5

Waning Gibbous 72%

01:03

10:24

21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 OK
06 OK
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

Sun - Rise: 04:47, Set: 21:23, Transit: 13:05. Moon - Rise: 01:03, Set: 10:24. Civil Dark: 22:11 - 03:59. Nautical Dark: 23:26 - 02:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

12
16
20
25
32
37
42
39
37
30
49
65
86
91
96
100
98
95
93
86
78
71
77
77

Low Clouds (% Sky Obscured)

2
1
1
0
1
3
4
9
12
18
13
6
5
12
22
32
37
42
47
58
64
70
58
49

Medium Clouds (% Sky Obscured)

0
4
10
15
20
21
24
36
37
30
49
65
86
89
91
93
78
62
42
38
38
39
34
35

High Clouds (% Sky Obscured)

1
1
1
1
5
7
14
12
9
5
25
46
66
78
88
98
65
32
0
27
50
71
68
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
Very Light Rain

Precipitation Probability (%)

9
7
4
0
0
0
0
0
0
0
21
30
36
34
31
27
36
42
44
45
45
44
51
58

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
0.2

Wind Speed/Direction (mph)

8
7
6
5
4
4
4
4
4
5
5
7
9
10
12
13
15
14
14
13
13
13
13
12

Chance of Frost

Temperature (°C)

13
11
10
10
9
9
9
9
9
10
11
12
14
15
16
17
18
18
17
17
17
16
16
15

Feels Like (°C)

13
13
13
11
11
8
8
8
7
7
7
10
11
11
12
11
12
15
14
12
13
13
13
14

Dew Point (°C)

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

Relative Humidity (%)

80
87
90
91
91
91
91
91
88
88
85
86
83
82
73
66
60
61
60
61
64
67
71
76

Pressure (mb)

1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1014

Ozone (du)

368
366
366
366
366
368
370
372
375
378
381
387
392
398
399
401
402
400
397
395
391
388
384
382

Saturday 6

Waning Gibbous 62%

01:16

11:41

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

Sun - Rise: 04:46, Set: 21:24, Transit: 13:06. Moon - Rise: 01:16, Set: 11:41. Civil Dark: 22:12 - 03:58. Nautical Dark: 23:28 - 02:42. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

77
76
79
74
62
49
41
59
76
94
96
97
97
98
99
100
100
100
100
98
95
91

Low Clouds (% Sky Obscured)

40
26
14
0
0
0
0
0
0
0
12
21
32
38
43
49
56
63
70
63
53
45

Medium Clouds (% Sky Obscured)

35
31
23
24
18
17
12
17
21
25
25
25
26
31
41
46
51
57
62
55
46
33

High Clouds (% Sky Obscured)

52
45
45
45
34
19
2
32
61
90
81
72
62
74
83
93
72
52
26
44
57
68

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

Fog (%)

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

Precipitation Probability (%)

61
47
30
7
5
3
0
0
1
0
11
14
14
31
43
55
55
46
77
69
62
57

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
13
12
12
8
9
9
9
9
9
11
11
11
11
11
12
15
14
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

83
89
92
91
93
93
93
93
91
90
89
82
74
67
64
61
57
60
62
63
66
68

Pressure (mb)

1014
1014
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

379
377
376
375
374
371
369
367
364
362
359
358
356
355
354
352
350
349
348
348
347
347

Forecast for Henley in Arden, Warwickshire, United Kingdom (52.29,-1.78)

Generated: 31/05/26 21:11:14. Forecast: 31/05/26 to 06/06/26. Timezone: UTC+1.00