Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 4

Waning Gibbous 94%

20:31

08:41

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
23 Bad

Sun - Rise: 07:41, Set: 17:00, Transit: 12:21. Moon - Rise: 20:31, Set: 08:41. Civil Dark: 17:36 - 07:05. Nautical Dark: 18:17 - 06:24. Astro Dark: 18:56 - 05:45

Total Clouds (% Sky Obscured)

100
100
98
98
100
100
100
97
72
80
86
67
64
77
58
94
97
100
100
100
100
99
100
98

Low Clouds (% Sky Obscured)

82
83
90
88
82
76
76
61
68
80
85
67
64
74
51
30
32
33
58
98
72
77
72
74

Medium Clouds (% Sky Obscured)

90
88
60
50
99
100
94
42
25
3
2
0
1
5
10
28
74
83
65
100
100
87
98
96

High Clouds (% Sky Obscured)

20
29
50
21
49
47
74
74
50
9
32
4
0
3
1
45
46
100
100
95
87
96
100
51

ISS Passover

Visibility (miles)

0
0
4
5
5
5
5
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

91
51
9
2
0
2
28
27
27
74
24
27
3
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Sleet
Light Rain
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 (%)

95
92
74
0
0
3
1
0
0
0
0
0
1
4
5
20
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

1.2
0.8
0.5
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)

6
6
5
5
5
5
6
6
7
7
10
12
13
14
13
13
13
14
15
16
16
17
17
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-1
-1
0
0
0
1
1
1
3
4
5
6
6
6
5
3
1
0
0
1
1
0

Dew Point (°C)

1
1
1
2
2
3
3
4
4
4
5
6
6
7
7
7
7
6
5
5
5
5
5
5

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
98
93
90
87
87
87
87
90
91
91
91
93
93
91
90

Pressure (mb)

993
993
993
992
992
991
991
991
992
992
992
992
991
991
990
990
990
989
989
989
988
988
987
987

Ozone (du)

455
468
479
490
500
502
500
502
507
504
502
499
495
487
485
485
480
469
466
467
466
461
458
462

Thursday 5

Waning Gibbous 88%

21:48

08:51

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
23 Bad

Sun - Rise: 07:40, Set: 17:02, Transit: 12:21. Moon - Rise: 21:48, Set: 08:51. Civil Dark: 17:38 - 07:03. Nautical Dark: 18:18 - 06:23. Astro Dark: 18:58 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
100
100
97
94
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
77
93
87
90
93
98
100
95
89
100
100
96
80
75
80
89
96
91
94
93
91
100
91

Medium Clouds (% Sky Obscured)

100
99
100
100
83
93
56
90
86
78
64
63
60
48
52
55
58
57
71
71
99
98
98
95

High Clouds (% Sky Obscured)

30
55
100
80
98
76
100
65
27
34
35
95
87
19
65
91
57
100
100
100
100
100
69
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

12
39
67
77
71
81
56
47
44
56
61
62
55
41
15
12
22
53
61
74
78
86
86
73

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
90
90
91
91
91
91
91
94
94
94
93
95
95
96
91
91
91
95
96
96
95
94
94

Pressure (mb)

986
985
985
984
984
983
983
983
983
984
984
984
984
984
984
984
984
984
984
984
984
984
984
983

Ozone (du)

468
471
473
471
459
448
450
452
446
438
433
431
435
435
426
421
417
419
419
417
414
414
413
413

Friday 6

Waning Gibbous 81%

23:04

09:01

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
23 Bad

Sun - Rise: 07:38, Set: 17:04, Transit: 12:21. Moon - Rise: 23:04, Set: 09:01. Civil Dark: 17:40 - 07:02. Nautical Dark: 18:20 - 06:21. Astro Dark: 18:59 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
100
98
99
100
99
75
89
77
69
72
75
85
87
100
96
97
95
81
71
70
76

Low Clouds (% Sky Obscured)

97
84
94
93
93
91
82
79
68
71
64
37
45
50
67
72
72
75
73
70
62
56
58
63

Medium Clouds (% Sky Obscured)

90
95
100
98
95
97
100
93
75
82
75
69
72
75
82
83
100
34
36
35
38
28
20
10

High Clouds (% Sky Obscured)

95
100
100
98
56
61
97
81
52
51
45
55
55
55
55
50
51
24
43
55
79
66
50
35

ISS Passover

Visibility (miles)

5
3
5
3
2
3
4
3
2
3
2
4
5
3
6
5
5
5
5
5
5
5
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

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

Precipitation Probability (%)

66
68
74
95
95
95
95
95
95
95
95
86
88
80
72
57
32
20
14
13
8
11
9
1

Precipitation Amount (mm)

0.2
0.3
0.3
0.7
1
1.1
0.7
1.1
1
1.2
1.1
0.5
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
14
13
14
13
12
12
12
12
11
11
10
10
10
10
9
8
7
7
6
6
5
5

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
7
7
8
8
8
8
8
8
8
8
8
7
7
7
7
6

Feels Like (°C)

2
2
3
2
2
2
3
3
2
3
4
4
4
5
5
5
5
5
5
5
5
5
5
5

Dew Point (°C)

7
7
7
7
7
7
7
7
7
7
7
8
8
8
8
8
8
7
7
7
7
6
6
6

Relative Humidity (%)

95
94
96
95
95
96
96
96
98
96
96
96
96
96
96
96
96
96
98
96
98
96
96
96

Pressure (mb)

983
983
983
983
983
983
984
984
985
985
986
986
987
987
987
987
987
988
988
989
990
990
990
991

Ozone (du)

414
413
412
412
413
413
416
416
415
413
416
421
421
419
415
412
411
411
412
412
412
412
412
411

Saturday 7

Waning Gibbous 72%

No Rise

09:12

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
23 Bad

Sun - Rise: 07:36, Set: 17:05, Transit: 12:21. Moon - Rise: No Rise, Set: 09:12. Civil Dark: 17:41 - 07:00. Nautical Dark: 18:22 - 06:20. Astro Dark: 19:01 - 05:40

Total Clouds (% Sky Obscured)

89
93
91
92
97
99
94
89
84
86
88
90
89
90
92
95
97
100
86
73
66
58
67
74

Low Clouds (% Sky Obscured)

70
78
77
86
91
96
83
67
53
60
66
74
75
75
79
83
85
87
75
64
60
57
59
60

Medium Clouds (% Sky Obscured)

20
29
38
38
33
28
19
22
29
26
38
52
61
72
67
66
71
72
48
26
26
10
22
34

High Clouds (% Sky Obscured)

29
16
5
1
1
1
1
1
18
20
16
16
5
8
14
26
43
60
63
37
19
5
7
55

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

2
2
3
7
9
10
24
26
20
23
25
16
34
47
58
52
48
49
43
35
17
21
16
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
6
6
7
8
9
9
8
8
9
9
10
9
9
9
8
7
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
98
98
96
94
96
96
96
96
95
90
87
81
78
81
82
85
90
93
96
93
94
94

Pressure (mb)

991
991
992
992
992
992
993
993
994
994
994
995
995
995
995
995
995
996
997
998
998
999
1000
1000

Ozone (du)

410
411
412
414
413
414
415
416
414
414
416
418
418
418
419
420
420
421
424
427
429
428
426
424

Sunday 8

Waning Gibbous 63%

00:19

09:25

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
23 Bad

Sun - Rise: 07:34, Set: 17:07, Transit: 12:21. Moon - Rise: 00:19, Set: 09:25. Civil Dark: 17:43 - 06:58. Nautical Dark: 18:23 - 06:18. Astro Dark: 19:03 - 05:39

Total Clouds (% Sky Obscured)

67
62
53
62
69
79
80
91
96
96
96
96
81
63
47
67
83
100
98
97
95
96
98
100

Low Clouds (% Sky Obscured)

58
53
45
42
37
32
47
67
86
76
65
53
47
40
34
47
63
79
77
75
72
59
47
36

Medium Clouds (% Sky Obscured)

25
20
20
18
28
43
42
47
62
60
62
54
38
28
14
27
40
52
25
16
9
26
48
67

High Clouds (% Sky Obscured)

42
42
45
52
21
24
27
27
28
19
10
0
0
0
0
1
1
2
26
50
73
82
90
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 (%)

3
4
9
3
3
4
4
4
0
11
13
18
31
35
40
35
29
20
16
11
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
93
93
96
94
94
96
96
93
93
90
84
84
84
85
82
80
77
78
78
77
81
84

Pressure (mb)

1001
1001
1001
1002
1003
1003
1003
1004
1005
1005
1005
1006
1006
1006
1006
1005
1006
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

423
423
423
423
426
429
435
437
434
431
432
431
428
435
442
449
443
437
431
426
421
416
412
408

Monday 9

Third Quarter 53%

01:35

09:41

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
23 Bad

Sun - Rise: 07:32, Set: 17:09, Transit: 12:21. Moon - Rise: 01:35, Set: 09:41. Civil Dark: 17:45 - 06:57. Nautical Dark: 18:25 - 06:17. Astro Dark: 19:04 - 05:37

Total Clouds (% Sky Obscured)

94
87
81
84
87
89
92
95
98
96
95
93
91
89
86
84
82
81
81
84
87
84
80
79

Low Clouds (% Sky Obscured)

36
35
35
44
56
66
68
71
72
67
64
63
61
59
57
61
61
61
67
72
77
77
76
77

Medium Clouds (% Sky Obscured)

73
76
81
84
87
89
92
95
97
93
88
83
66
49
29
39
51
63
62
59
55
44
34
20

High Clouds (% Sky Obscured)

76
50
29
22
14
5
5
5
5
10
10
10
13
14
11
8
6
1
3
8
12
10
6
2

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

1
0
0
1
3
3
31
43
54
68
74
70
64
57
41
40
41
38
30
23
15
13
11
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
3
4
4
5
6
6
6
7
7
8
8
6
5
4
4
3
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
93
94
94
93
94
93
93
93
93
93
91
88
87
84
85
90
91
93
93
93
94
94

Pressure (mb)

1006
1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1002
1002
1002
1002
1001
1002
1002
1002
1002
1003
1003
1003
1003

Ozone (du)

404
406
409
411
411
410
410
413
416
420
420
420
420
419
418
417
417
417
417
419
422
424
419
413

Tuesday 10

Waning Crescent 43%

02:49

10:03

Sun - Rise: 07:31, Set: 17:11, Transit: 12:21. Moon - Rise: 02:49, Set: 10:03. Civil Dark: 17:47 - 06:55. Nautical Dark: 18:27 - 06:15. Astro Dark: 19:06 - 05:36

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

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

Generated: 04/02/26 00:55:15. Forecast: 04/02/26 to 10/02/26. Timezone: UTC+0.00