Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 69%

02:20

08:52

15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 OK
23 Good
00 OK
01 Bad
02 Good
03 OK
04 OK
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK

Sun - Rise: 06:17, Set: 19:42, Transit: 13:00. Moon - Rise: 02:20, Set: 08:52. Civil Dark: 20:17 - 05:42. Nautical Dark: 20:59 - 05:00. Astro Dark: 21:44 - 04:14

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
6
44
5
29
66
1
48
28
0
0
7
0
12
3
0
0
11
20

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
14
38
0
17
28
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
6
27
5
2
7
1
41
28
0
0
7
0
11
3
0
0
11
20

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
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)

13
13
12
11
9
7
7
7
5
5
5
5
5
4
5
4
4
3
4
5
6
6
6
7

Chance of Frost

Temperature (°C)

17
17
16
15
13
11
11
10
10
9
9
9
8
8
7
7
7
9
12
15
18
20
21
22

Feels Like (°C)

15
14
14
13
11
11
10
9
9
9
9
8
8
6
6
5
5
7
12
14
17
19
21
21

Dew Point (°C)

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

Relative Humidity (%)

53
57
62
66
70
75
78
77
80
78
78
80
81
82
82
84
82
74
63
54
48
44
40
38

Pressure (mb)

1023
1023
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1023

Ozone (du)

363
360
355
351
347
346
347
350
353
356
358
357
356
354
351
350
350
350
349
348
346
347
349
351

Wednesday 8

Waning Gibbous 59%

03:07

09:52

15 Good
16 Good
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 OK
03 Bad
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:15, Set: 19:44, Transit: 13:00. Moon - Rise: 03:07, Set: 09:52. Civil Dark: 20:18 - 05:40. Nautical Dark: 21:01 - 04:58. Astro Dark: 21:47 - 04:11

Total Clouds (% Sky Obscured)

0
3
26
13
4
6
3
2
0
0
8
39
58
46
74
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
13
0
0
0
0
0
0
0
0
36
47
62

Medium Clouds (% Sky Obscured)

0
3
5
0
0
2
0
0
0
0
3
17
15
7
13
14
22
29
45
57
53
84
57
39

High Clouds (% Sky Obscured)

0
3
20
11
4
3
3
2
0
0
0
2
35
29
50
95
100
100
100
100
100
100
100
98

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
1
4
1
0
1
1
5

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
5
4
5
4
4
4
4
3
4
4
4
4
4
4
4
4
4
7
7
9
10
13

Chance of Frost

Temperature (°C)

23
23
23
22
21
19
17
16
14
14
13
12
12
12
11
11
11
13
15
17
19
20
21
21

Feels Like (°C)

22
22
22
23
21
18
17
16
15
14
13
12
11
9
10
10
9
11
13
14
16
17
19
17

Dew Point (°C)

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

Relative Humidity (%)

40
40
43
49
59
64
64
64
61
59
59
60
57
58
59
60
61
61
57
52
52
53
58
58

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016

Ozone (du)

352
352
353
354
355
354
356
360
363
363
363
363
362
360
357
357
357
357
358
359
358
358
360
362

Thursday 9

Waning Gibbous 50%

03:42

11:01

15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:12, Set: 19:45, Transit: 13:00. Moon - Rise: 03:42, Set: 11:01. Civil Dark: 20:20 - 05:38. Nautical Dark: 21:03 - 04:55. Astro Dark: 21:49 - 04:08

Total Clouds (% Sky Obscured)

100
99
68
64
14
38
61
49
88
78
36
35
48
55
54
81
85
62
83
73
67
76
100
100

Low Clouds (% Sky Obscured)

27
50
38
54
10
31
48
27
32
3
0
0
0
0
0
0
1
0
0
0
1
14
9
5

Medium Clouds (% Sky Obscured)

26
68
11
5
0
0
0
0
0
0
36
35
48
14
12
62
38
46
83
73
42
42
94
97

High Clouds (% Sky Obscured)

100
97
40
25
14
30
25
30
79
78
36
35
33
52
45
63
85
26
29
20
7
64
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
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 (%)

5
14
7
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

12
15
16
13
12
11
11
10
8
6
8
8
7
7
6
3
1
1
2
3
5
7
8
8

Chance of Frost

Temperature (°C)

20
19
16
14
13
12
10
10
9
8
7
7
6
6
5
5
4
6
7
9
10
11
12
12

Feels Like (°C)

17
15
12
10
9
8
6
6
5
4
3
3
2
2
2
2
3
5
5
6
7
9
9
8

Dew Point (°C)

11
9
10
8
5
4
3
2
1
0
-0
-1
-2
-2
-2
-1
-2
-1
-1
-1
-1
-2
-2
-2

Relative Humidity (%)

57
53
65
63
57
58
59
57
58
59
59
58
58
59
62
66
66
62
57
51
47
41
39
39

Pressure (mb)

1016
1016
1016
1017
1018
1019
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1021
1020
1019

Ozone (du)

366
368
371
373
377
375
376
376
371
370
367
367
364
362
360
359
359
358
357
357
357
355
354
354

Friday 10

Third Quarter 40%

04:08

12:16

15 Bad
16 Bad
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

Sun - Rise: 06:10, Set: 19:47, Transit: 13:00. Moon - Rise: 04:08, Set: 12:16. Civil Dark: 20:22 - 05:35. Nautical Dark: 21:05 - 04:52. Astro Dark: 21:52 - 04:05

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
2
5
7
32
60
88
94
97
97
82
69
56
55
49

Medium Clouds (% Sky Obscured)

90
100
100
100
76
73
57
47
40
25
60
83
80
81
93
91
93
93
89
83
64
52
55
58

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
94
92
91
91
90
93
97
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
7
2
3
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
7
9
7
5
1
0
0
0
0
0
0
0
14
18
10
13
8
11
38
88
95
81
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.5
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
6
7
6
5
5
4
5
4
5
5
6
6
6
6
7
7
8
9
10
10
9
9

Dew Point (°C)

-2
-2
-2
-1
1
2
2
2
2
2
2
3
3
4
6
7
7
7
8
8
10
12
11
11

Relative Humidity (%)

39
39
40
46
54
61
65
64
63
61
63
65
67
70
80
82
82
81
77
74
81
95
92
93

Pressure (mb)

1018
1018
1016
1016
1015
1014
1013
1013
1012
1011
1010
1009
1008
1007
1007
1006
1006
1006
1006
1006
1005
1006
1006
1007

Ozone (du)

352
353
353
352
352
352
353
355
354
352
352
351
349
349
350
350
353
354
353
355
355
354
355
357

Saturday 11

Waning Crescent 30%

04:27

13:35

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:08, Set: 19:49, Transit: 12:59. Moon - Rise: 04:27, Set: 13:35. Civil Dark: 20:24 - 05:33. Nautical Dark: 21:07 - 04:50. Astro Dark: 21:54 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
83
67
47
47
43
45
45
42
42
66
74
87
85
83
77
83
90

Low Clouds (% Sky Obscured)

43
41
38
36
26
14
9
14
19
24
30
35
40
40
39
39
24
49
73
67
60
51
56
62

Medium Clouds (% Sky Obscured)

60
76
88
100
77
53
40
40
40
40
4
2
15
3
2
3
2
2
1
4
6
6
7
8

High Clouds (% Sky Obscured)

100
100
100
100
100
86
100
78
57
35
28
12
20
18
25
27
25
25
30
30
45
45
44
38

ISS Passover

Visibility (miles)

8
5
4
4
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 (%)

40
45
55
41
27
5
11
5
1
0
0
0
0
0
0
1
0
0
0
7
11
12
28
37

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
9
8
6
6
5
4
4
4
4
4
4
4
3
4
4
2
2
2
2
2
1
2

Relative Humidity (%)

92
90
90
88
82
82
81
81
78
81
81
81
82
82
81
82
82
75
68
61
56
51
46
48

Pressure (mb)

1007
1007
1008
1008
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1012
1012
1012
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

358
356
354
354
354
354
354
355
360
362
367
369
369
368
371
372
373
377
381
385
389
393
396
408

Sunday 12

Waning Crescent 20%

04:42

14:54

15 Bad
16 Bad
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

Sun - Rise: 06:06, Set: 19:50, Transit: 12:59. Moon - Rise: 04:42, Set: 14:54. Civil Dark: 20:25 - 05:31. Nautical Dark: 21:09 - 04:47. Astro Dark: 21:57 - 03:59

Total Clouds (% Sky Obscured)

97
85
73
61
59
57
55
59
63
72
81
86
82
85
90
99
97
95
93
95
97
100
100
100

Low Clouds (% Sky Obscured)

73
69
65
60
46
34
23
27
31
35
46
61
68
70
65
59
69
78
88
92
96
100
87
73

Medium Clouds (% Sky Obscured)

13
9
6
0
3
3
10
10
9
9
14
20
26
43
74
81
76
83
93
89
82
74
83
91

High Clouds (% Sky Obscured)

36
28
14
3
22
41
55
59
63
72
81
84
82
85
90
99
85
71
60
67
74
75
60
48

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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

44
38
32
21
19
15
1
3
5
10
20
24
28
31
29
20
20
16
7
37
63
91
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

51
54
54
55
56
65
72
79
82
84
87
86
86
86
85
83
82
75
68
63
58
54
51
55

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012

Ozone (du)

419
430
435
441
447
446
445
444
442
441
439
438
436
435
435
436
436
435
434
433
434
435
436
439

Monday 13

Waning Crescent 12%

04:55

14:54

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 06:04, Set: 19:52, Transit: 12:59. Moon - Rise: 04:55, Set: 14:54. Civil Dark: 20:27 - 05:28. Nautical Dark: 21:11 - 04:45. Astro Dark: 21:59 - 03:56

Total Clouds (% Sky Obscured)

100
100
100
100
98
98
89
72
55
39
41
46
57
64
55
50
55
56
57
68
76
87

Low Clouds (% Sky Obscured)

60
58
57
56
54
52
50
41
34
27
22
17
12
10
8
6
9
11
13
20
27
38

Medium Clouds (% Sky Obscured)

99
87
74
61
54
46
39
22
10
7
35
46
57
64
48
27
37
47
55
46
43
49

High Clouds (% Sky Obscured)

39
52
69
84
55
28
1
3
6
14
23
31
35
27
16
6
3
1
0
0
0
1

ISS Passover

Visibility (miles)

9
8
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

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

Precipitation Probability (%)

92
82
71
59
48
36
12
10
6
0
1
0
0
2
0
0
0
0
0
1
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
7
5
5
4
4
4
4
3
3
2
2
2
2
3
3
4
5
6
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
64
67
69
73
77
79
84
85
85
83
85
85
85
85
85
85
79
73
68
61
56

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

442
444
444
444
443
443
443
443
442
441
440
442
444
445
445
445
444
443
443
442
442
442

Forecast for Sutton at Hone, Kent, United Kingdom (51.41,0.23)

Generated: 07/04/26 15:09:22. Forecast: 07/04/26 to 13/04/26. Timezone: UTC+1.00