Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 89%

00:31

06:50

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

Sun - Rise: 05:03, Set: 20:50, Transit: 12:57. Moon - Rise: 00:31, Set: 06:50. Civil Dark: 21:32 - 04:20. Nautical Dark: 22:31 - 03:21. Astro Dark: 00:10 - 01:37

Total Clouds (% Sky Obscured)

93
79
74
8
15
45
36
43
43
47
46
61
47
48
33
27
32
47
48
38
26
9
3
29

Low Clouds (% Sky Obscured)

79
30
28
8
15
45
36
43
43
47
46
61
47
48
33
27
32
47
48
38
26
9
3
29

Medium 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

High Clouds (% Sky Obscured)

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

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)

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

Chance of Frost

Temperature (°C)

12
10
9
8
7
7
6
6
6
6
7
8
9
11
13
15
16
17
18
18
18
17
16
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
91
96
96
96
96
96
96
96
96
94
87
81
68
57
51
50
47
44
43
46
50
61
69

Pressure (mb)

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

Ozone (du)

357
357
358
358
358
359
358
358
358
358
358
359
361
364
366
365
364
361
361
362
362
361
359
357

Friday 16

Waning Gibbous 82%

01:15

07:58

20 OK
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 OK
19 OK

Sun - Rise: 05:02, Set: 20:51, Transit: 12:57. Moon - Rise: 01:15, Set: 07:58. Civil Dark: 21:34 - 04:19. Nautical Dark: 22:34 - 03:18. Astro Dark: 00:18 - 01:27

Total Clouds (% Sky Obscured)

37
60
90
89
93
82
100
93
85
81
88
91
88
100
99
89
65
67
79
54
86
72
27
39

Low Clouds (% Sky Obscured)

37
60
90
84
92
79
100
92
85
81
88
90
88
100
99
89
65
67
79
54
86
72
27
39

Medium 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

High Clouds (% Sky Obscured)

4
10
6
6
3
3
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
1
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
11
10
12
11
11
11
10
11
9
8
9
10
10
10
10
9
10
9
9
9
9
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
87
90
76
73
76
73
74
80
93
93
85
77
73
70
67
63
60
58
58
58
59
61
68

Pressure (mb)

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

Ozone (du)

357
357
356
356
355
355
356
357
358
359
359
361
361
362
362
363
363
364
364
365
365
366
366
366

Saturday 17

Waning Gibbous 74%

01:46

09:15

20 OK
21 Good
22 Good
23 Good
00 Good
01 Good
02 OK
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 OK
18 OK
19 Bad

Sun - Rise: 05:00, Set: 20:53, Transit: 12:57. Moon - Rise: 01:46, Set: 09:15. Civil Dark: 21:36 - 04:17. Nautical Dark: 22:36 - 03:16. Astro Dark: 00:27 - 01:13

Total Clouds (% Sky Obscured)

21
4
0
0
0
5
15
17
16
85
90
93
91
89
89
86
79
86
98
99
54
41
27
50

Low Clouds (% Sky Obscured)

21
4
0
0
0
5
15
17
16
85
86
90
89
88
89
52
44
28
15
4
3
1
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
32
39
42
50
35
22
13
39

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
2
0
0
1
24
77
96
49
39
27
46

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
1
2
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)

7
6
5
4
4
5
5
6
6
6
7
8
9
10
11
11
11
13
14
13
13
12
12
10

Chance of Frost

Temperature (°C)

15
12
10
9
8
8
7
7
6
6
7
8
9
10
11
13
16
17
18
17
17
17
16
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
90
93
95
95
96
96
94
94
94
91
88
84
80
72
70
61
57
55
57
58
58
61
73

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1021

Ozone (du)

366
368
371
372
372
372
373
373
372
372
371
372
372
373
376
379
379
378
377
377
377
376
377
378

Sunday 18

Waning Gibbous 64%

02:09

10:37

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
15 Bad
16 Bad
17 Bad
18 Bad
19 OK

Sun - Rise: 04:59, Set: 20:54, Transit: 12:57. Moon - Rise: 02:09, Set: 10:37. Civil Dark: 21:37 - 04:15. Nautical Dark: 22:39 - 03:14. Astro Dark: 00:42 - N/A

Total Clouds (% Sky Obscured)

75
97
98
99
100
96
94
94
91
89
85
80
77
73
72
73
61
50
53
61
59
53
45
22

Low Clouds (% Sky Obscured)

0
0
0
1
2
2
1
2
3
2
3
3
5
5
25
43
41
31
35
52
54
46
42
16

Medium Clouds (% Sky Obscured)

64
93
67
65
60
56
52
43
37
37
36
51
50
48
53
47
30
24
28
21
14
8
2
7

High Clouds (% Sky Obscured)

64
86
90
95
100
73
47
20
20
20
25
25
25
25
28
13
3
1
1
1
1
1
0
1

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
2
3
3
8
11
8
16
18
13
24
22
16
22
21
17
16
15
14
11

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)

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

Chance of Frost

Temperature (°C)

12
10
9
8
8
8
7
7
7
8
8
9
11
12
13
15
16
18
18
19
18
17
16
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
93
96
96
98
98
96
98
98
98
100
95
88
79
75
69
64
54
50
48
51
60
63
66

Pressure (mb)

1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

380
381
381
383
384
384
386
388
388
390
390
389
389
387
386
387
386
386
386
386
386
386
385
384

Monday 19

Waning Gibbous 53%

02:25

12:01

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

Sun - Rise: 04:58, Set: 20:56, Transit: 12:57. Moon - Rise: 02:25, Set: 12:01. Civil Dark: 21:39 - 04:14. Nautical Dark: 22:41 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
19
38
57
76
59
39
21
19
14
8
63
58
67
61
43
24
16
8
3
7
13
20
25

Low Clouds (% Sky Obscured)

8
0
2
3
4
10
16
21
16
9
2
63
50
38
33
29
24
16
8
1
2
5
6
8

Medium Clouds (% Sky Obscured)

11
15
12
9
7
3
2
0
0
0
0
45
31
25
16
8
0
7
8
3
7
13
20
25

High Clouds (% Sky Obscured)

1
1
27
53
76
50
23
0
0
0
0
5
4
4
3
1
0
0
0
0
5
9
13
12

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 (%)

8
0
0
0
0
0
0
0
0
0
0
5
4
0
0
0
0
0
1
1
3
4
1
3

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

Chance of Frost

Temperature (°C)

14
13
11
10
9
9
8
7
7
7
8
9
12
13
15
16
17
18
18
18
19
18
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
83
93
96
96
96
98
96
98
98
98
93
81
71
62
60
56
52
52
52
52
56
60
65

Pressure (mb)

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

Ozone (du)

383
383
383
384
384
385
385
386
385
383
382
381
381
380
379
379
379
379
378
378
378
376
375
373

Tuesday 20

Third Quarter 42%

02:38

13:25

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

Sun - Rise: 04:56, Set: 20:57, Transit: 12:57. Moon - Rise: 02:38, Set: 13:25. Civil Dark: 21:41 - 04:12. Nautical Dark: 22:43 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

30
35
27
19
12
8
4
0
19
32
63
68
73
69
54
29
5
17
32
50
37
31
26
26

Low Clouds (% Sky Obscured)

11
14
10
5
0
0
0
0
0
0
0
0
0
0
0
0
0
10
16
24
17
10
3
2

Medium Clouds (% Sky Obscured)

30
35
27
19
12
8
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

13
10
4
3
0
0
0
0
19
32
58
63
63
64
40
22
3
11
22
34
37
31
26
26

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
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
3
3
3
4
4
4
4
4
5
5
6
7
8
9
10
10
11
11
10
10
9
10
11

Chance of Frost

Temperature (°C)

15
13
11
10
9
8
7
7
6
7
8
9
11
13
14
16
17
18
18
18
19
18
17
16

Feels Like (°C)

13
12
12
11
11
10
7
6
6
6
6
6
9
10
10
11
12
12
17
17
17
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

68
72
76
81
85
90
90
91
90
87
84
80
73
65
58
56
55
53
55
57
60
61
64
65

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

372
372
371
372
372
373
372
371
371
370
368
367
367
367
367
368
368
369
368
368
367
366
365
364

Wednesday 21

Waning Crescent 30%

02:50

14:50

20 Good
21 Good
22 OK
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

Sun - Rise: 04:55, Set: 20:58, Transit: 12:58. Moon - Rise: 02:50, Set: 14:50. Civil Dark: 21:43 - 04:11. Nautical Dark: 22:46 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

15
15
30
46
63
61
57
47
46
56
78
89
96
100
99
99
99

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
3
8
14
33
58
80
82
79
71

Medium Clouds (% Sky Obscured)

0
0
1
2
3
7
9
11
7
4
0
9
17
30
34
45
45

High Clouds (% Sky Obscured)

15
15
30
46
61
51
44
36
46
56
78
89
95
95
95
90
90

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
0
2
3
2
19
25
29

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
6
5
4
5
6
7
7
7
8
8
8
9
11
12
13
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
10
9
9
8
7
3
3
3
3
3
2
8
8
8
8
7

Dew Point (°C)

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

Relative Humidity (%)

71
79
87
88
90
93
93
93
90
82
73
67
67
68
69
64
60

Pressure (mb)

1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

365
367
368
369
370
372
372
372
373
373
373
373
373
374
374
374
374

Forecast for Blunham, Central Bedfordshire, United Kingdom (52.15,-0.32)

Generated: 15/05/25 20:04:28. Forecast: 15/05/25 to 21/05/25. Timezone: UTC+1.00