Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 6

Waning Gibbous 85%

01:31

07:51

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

Sun - Rise: 06:37, Set: 19:55, Transit: 13:16. Moon - Rise: 01:31, Set: 07:51. Civil Dark: 20:28 - 06:03. Nautical Dark: 21:09 - 05:22. Astro Dark: 21:54 - 04:38

Total Clouds (% Sky Obscured)

8
38
63
81
70
32
33
43
17
10
4
5
12
72
73
47
0
0
0
4
2
2
0
2

Low Clouds (% Sky Obscured)

7
18
21
20
15
0
17
33
14
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
25
2
21
27
20
13
2
3
0
3
3
9
38
33
21
0
0
0
4
2
2
0
0

High Clouds (% Sky Obscured)

8
38
63
65
48
32
33
20
15
10
4
5
4
4
5
4
0
0
0
4
2
0
0
2

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 (%)

5
15
33
46
39
2
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 (%)

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)

4
3
3
3
4
5
9
13
15
15
15
16
16
15
14
13
12
10
8
7
8
9
9
10

Chance of Frost

Temperature (°C)

3
2
2
2
3
5
8
10
11
12
12
13
12
12
12
11
10
9
8
8
8
8
8
8

Feels Like (°C)

2
1
-1
-0
1
2
4
6
7
8
9
9
9
9
9
9
8
7
7
6
6
6
6
6

Dew Point (°C)

0
-0
0
1
2
3
4
6
6
6
7
8
8
8
8
8
8
7
7
6
6
6
6
7

Relative Humidity (%)

85
85
86
89
91
88
78
72
68
68
70
71
73
75
77
81
85
88
90
88
88
88
87
88

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020

Ozone (du)

360
358
358
358
358
360
362
362
361
361
363
363
362
360
359
356
352
351
349
348
350
351
352
351

Tuesday 7

Waning Gibbous 77%

02:30

08:26

03 Good
04 Good
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 OK
23 OK
00 Bad
01 OK
02 Bad

Sun - Rise: 06:35, Set: 19:56, Transit: 13:16. Moon - Rise: 02:30, Set: 08:26. Civil Dark: 20:30 - 06:01. Nautical Dark: 21:11 - 05:20. Astro Dark: 21:56 - 04:35

Total Clouds (% Sky Obscured)

1
2
88
97
100
100
100
100
100
100
100
100
100
88
80
100
100
94
86
43
44
40
31
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
26
21
34
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
71
14
29
0
0
26
31
32
45
53
49
9
28
32
12
0

High Clouds (% Sky Obscured)

1
2
88
97
100
100
100
100
100
100
100
100
100
82
45
100
100
83
32
30
16
7
18
54

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)

10
9
10
10
10
11
13
15
16
16
17
17
16
15
15
13
12
10
7
5
4
3
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
5
5
6
8
8
9
10
10
11
10
10
10
11
10
9
10
10
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

88
85
85
87
87
87
83
79
76
75
74
76
76
76
78
79
80
75
74
80
84
90
90
91

Pressure (mb)

1020
1020
1019
1019
1019
1020
1020
1020
1019
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022

Ozone (du)

348
344
341
338
339
341
342
344
345
345
344
345
345
344
344
343
342
341
340
340
341
342
343
343

Wednesday 8

Waning Gibbous 69%

No Rise

09:13

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

Sun - Rise: 06:33, Set: 19:58, Transit: 13:15. Moon - Rise: No Rise, Set: 09:13. Civil Dark: 20:32 - 05:59. Nautical Dark: 21:13 - 05:17. Astro Dark: 21:58 - 04:32

Total Clouds (% Sky Obscured)

88
60
54
52
57
41
40
86
72
38
51
21
15
23
39
27
2
4
23
11
37
82
84
91

Low Clouds (% Sky Obscured)

54
60
54
52
52
41
0
0
12
23
16
0
0
0
31
25
1
2
2
1
13
28
38
50

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

65
9
9
2
28
12
40
86
62
18
36
17
15
22
10
3
1
1
12
6
20
65
73
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
7
7
7
7
7
7
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
6
9
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)

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

Chance of Frost

Temperature (°C)

9
8
8
8
8
9
12
14
16
18
19
19
19
19
19
18
16
13
12
12
11
11
10
10

Feels Like (°C)

9
9
9
9
9
11
13
15
16
17
19
19
19
19
19
19
18
15
13
12
12
10
9
9

Dew Point (°C)

8
7
7
7
7
8
10
12
13
15
15
15
16
16
16
16
15
13
11
11
11
9
9
9

Relative Humidity (%)

93
93
93
93
95
91
89
84
82
81
80
78
80
80
81
83
90
95
93
95
95
91
91
91

Pressure (mb)

1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025

Ozone (du)

342
341
341
342
343
343
343
343
343
343
344
345
345
346
348
350
353
352
350
351
350
351
349
348

Thursday 9

Waning Gibbous 59%

03:17

10:12

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
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:31, Set: 19:59, Transit: 13:15. Moon - Rise: 03:17, Set: 10:12. Civil Dark: 20:33 - 05:57. Nautical Dark: 21:15 - 05:15. Astro Dark: 22:01 - 04:29

Total Clouds (% Sky Obscured)

100
99
98
98
98
99
100
100
100
100
100
100
100
97
94
91
94
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
38
19
0
21
45
63
53
39
25
28
30
31
38
49
54
39
23
9
6
3
0
0
0

Medium Clouds (% Sky Obscured)

0
14
27
41
46
50
49
53
19
4
8
3
3
4
6
9
13
14
16
17
17
22
33
45

High Clouds (% Sky Obscured)

100
97
93
91
89
88
88
92
96
100
100
100
100
84
67
47
67
85
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
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
1
2
3
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)

5
6
6
6
6
8
10
14
14
15
15
15
14
12
13
11
10
8
6
4
3
2
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
95
95
90
79
73
74
72
76
75
75
76
77
80
84
93
93
91
91
91
90
90

Pressure (mb)

1025
1024
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1027
1027
1026

Ozone (du)

348
348
348
346
347
348
348
348
346
345
343
341
339
338
339
338
339
338
339
339
338
337
336
335

Friday 10

Third Quarter 49%

03:53

11:21

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 OK
23 OK
00 OK
01 OK
02 OK

Sun - Rise: 06:29, Set: 20:01, Transit: 13:15. Moon - Rise: 03:53, Set: 11:21. Civil Dark: 20:35 - 05:54. Nautical Dark: 21:17 - 05:12. Astro Dark: 22:03 - 04:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
95
95
100
100
100
95
95
62
54
46
41
35
33
25
25

Low Clouds (% Sky Obscured)

0
0
0
0
14
28
45
41
36
32
27
19
13
9
4
0
41
37
34
33
30
28
20
10

Medium Clouds (% Sky Obscured)

53
65
40
39
51
65
56
22
18
17
16
15
11
13
12
11
1
3
4
15
26
33
25
25

High Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
91
86
86
90
90
90
90
85
47
39
27
5
3
2
15
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
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
15
6
0
0
1
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)

2
2
3
2
2
3
5
7
9
10
11
12
13
13
12
11
9
12
10
8
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
93
91
88
84
76
72
69
67
67
70
74
76
80
88
90
91
94
94
94
94
93

Pressure (mb)

1025
1025
1024
1024
1024
1023
1023
1022
1021
1021
1020
1019
1018
1017
1016
1016
1015
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

336
334
333
333
332
332
332
331
332
332
333
334
335
336
340
345
348
352
357
362
360
358
357
354

Saturday 11

Waning Crescent 39%

04:19

12:36

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad

Sun - Rise: 06:26, Set: 20:03, Transit: 13:15. Moon - Rise: 04:19, Set: 12:36. Civil Dark: 20:37 - 05:52. Nautical Dark: 21:19 - 05:10. Astro Dark: 22:05 - 04:24

Total Clouds (% Sky Obscured)

35
40
55
60
66
75
83
85
87
94
89
85
79
72
70
67
66
65
65
75
87
95
97
98

Low Clouds (% Sky Obscured)

3
4
7
8
16
23
31
43
56
68
63
65
65
65
56
57
53
50
43
51
65
81
80
76

Medium Clouds (% Sky Obscured)

35
40
55
60
66
71
71
69
68
66
54
38
20
25
30
50
62
65
65
75
82
84
69
57

High Clouds (% Sky Obscured)

35
39
39
30
15
10
5
5
5
5
0
0
0
0
5
5
17
25
32
30
34
37
57
77

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
6
5
3
5
7
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
10
14
12
23
25
18
31
42
47
55
54
37
32
24
11
12
10
6
8
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
4
4
5
7
9
11
10
9
10
13
16
20
19
19
18
17
15
14
14
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
7
7
7
8
8
9
9
10
10
13
13
13
12
11
10
1
-1
-2
-2
-2
-1
0

Dew Point (°C)

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

Relative Humidity (%)

94
95
93
93
91
91
91
90
89
86
83
86
90
91
91
91
91
88
88
86
85
82
79
78

Pressure (mb)

1013
1013
1013
1012
1012
1012
1011
1011
1011
1010
1010
1011
1011
1012
1012
1013
1014
1014
1015
1015
1015
1015
1016
1016

Ozone (du)

351
349
348
348
347
347
346
346
348
350
352
353
354
356
358
360
362
360
358
356
357
357
357
359

Sunday 12

Waning Crescent 30%

04:40

13:53

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
00 Bad

Sun - Rise: 06:24, Set: 20:04, Transit: 13:14. Moon - Rise: 04:40, Set: 13:53. Civil Dark: 20:39 - 05:50. Nautical Dark: 21:21 - 05:08. Astro Dark: 22:08 - 04:21

Total Clouds (% Sky Obscured)

99
92
84
75
81
90
98
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
62
53
45
42
39
37
52
63
73
72
71
72
81
91
100
96
91
87
90
94
97

Medium Clouds (% Sky Obscured)

45
50
56
62
66
70
74
85
92
99
99
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

97
73
52
30
56
69
83
89
94
100
100
100
100
100
100
100
96
96
96
99
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

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

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

Precipitation Probability (%)

4
5
5
1
4
6
2
8
8
5
12
15
8
29
33
29
36
45
56
85
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.8
1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
75
78
80
83
75
68
61
60
58
55
57
59
60
69
78
87
90
93
94
93
91

Pressure (mb)

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

Ozone (du)

361
363
363
363
363
364
366
367
368
368
369
374
380
386
385
385
384
385
386
388
388
389

Forecast for Exeter, Devon, United Kingdom (50.72,-3.53)

Generated: 06/04/26 03:53:41. Forecast: 06/04/26 to 12/04/26. Timezone: UTC+1.00