Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 89%

00:32

06:57

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 OK
01 Good
02 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 Good

Sun - Rise: 05:09, Set: 20:52, Transit: 13:01. Moon - Rise: 00:32, Set: 06:57. Civil Dark: 21:34 - 04:27. Nautical Dark: 22:31 - 03:28. Astro Dark: 00:02 - 01:53

Total Clouds (% Sky Obscured)

83
78
79
64
62
62
72
71
70
86
83
77
65
38
0
24
33
46
50
48
57
58
33
4

Low Clouds (% Sky Obscured)

68
75
53
64
62
62
72
71
70
86
83
77
65
38
0
24
33
46
50
48
57
58
33
4

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)

5
5
3
3
3
3
3
3
3
10
18
3
3
5
0
2
2
2
3
4
0
2
6
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
62
60
59
60
63
69
74
79
88
93
96
96
96
96
96
98
96
96
91
82
73
65

Pressure (mb)

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

Ozone (du)

355
356
358
359
357
356
356
355
356
357
357
358
358
358
357
355
355
356
355
356
358
358
356
354

Friday 16

Waning Gibbous 82%

01:16

08:04

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

Sun - Rise: 05:07, Set: 20:53, Transit: 13:01. Moon - Rise: 01:16, Set: 08:04. Civil Dark: 21:35 - 04:25. Nautical Dark: 22:34 - 03:26. Astro Dark: 00:08 - 01:47

Total Clouds (% Sky Obscured)

0
0
0
0
0
3
27
27
28
0
0
0
0
15
72
85
90
91
95
97
98
99
100
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
27
27
28
0
0
0
0
15
72
85
90
91
95
97
98
99
100
98

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)

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

Chance of Frost

Temperature (°C)

15
17
18
19
20
20
20
20
19
17
14
12
10
9
8
7
7
8
8
9
9
10
10
11

Feels Like (°C)

13
15
16
17
18
18
19
19
18
17
14
11
9
8
7
5
5
4
4
5
5
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

59
53
51
50
50
53
57
65
70
79
84
84
84
85
90
93
94
84
78
75
74
74
73
72

Pressure (mb)

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

Ozone (du)

353
354
355
355
356
355
355
355
354
354
354
354
353
353
353
353
353
352
352
352
351
352
354
355

Saturday 17

Waning Gibbous 74%

01:48

09:21

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

Sun - Rise: 05:06, Set: 20:55, Transit: 13:01. Moon - Rise: 01:48, Set: 09:21. Civil Dark: 21:37 - 04:23. Nautical Dark: 22:36 - 03:24. Astro Dark: 00:15 - 01:39

Total Clouds (% Sky Obscured)

93
89
63
86
46
21
41
47
40
32
15
0
0
0
0
1
2
11
5
22
23
32
52
48

Low Clouds (% Sky Obscured)

93
89
63
86
43
14
41
47
40
32
15
0
0
0
0
0
0
0
0
20
23
32
48
43

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
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
11
5
2
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
9
9
11
12
13
15
16
17
15
13
12
11
10
8
8
7
6
5
5
8
8
10
10

Dew Point (°C)

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

Relative Humidity (%)

71
71
71
69
68
64
65
66
73
79
89
90
90
91
91
90
90
88
90
88
82
78
75
71

Pressure (mb)

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

Ozone (du)

356
357
358
359
358
357
357
357
359
362
366
367
368
369
370
370
371
371
371
372
373
372
374
376

Sunday 18

Waning Gibbous 64%

02:10

10:43

11 OK
12 OK
13 OK
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
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 OK
10 OK

Sun - Rise: 05:05, Set: 20:56, Transit: 13:01. Moon - Rise: 02:10, Set: 10:43. Civil Dark: 21:39 - 04:22. Nautical Dark: 22:38 - 03:21. Astro Dark: 00:23 - 01:30

Total Clouds (% Sky Obscured)

32
25
38
57
77
81
81
80
100
65
60
53
58
33
34
37
41
56
69
80
66
49
35
31

Low Clouds (% Sky Obscured)

24
15
18
20
23
16
9
0
0
0
0
0
0
0
11
24
35
38
39
43
36
34
33
30

Medium Clouds (% Sky Obscured)

6
8
19
33
48
57
51
50
46
45
40
34
28
27
26
17
7
23
39
51
32
14
0
0

High Clouds (% Sky Obscured)

1
0
22
46
69
77
81
80
72
29
0
1
8
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
6
10
13
30
38
44
43
38
22
31
26
3
3
2
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
55
53
52
52
54
63
70
78
89
92
91
90
91
93
93
94
93
94
90
84
77
71

Pressure (mb)

1021
1021
1021
1020
1020
1020
1020
1019
1019
1020
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

376
376
375
375
375
374
373
373
372
372
372
373
375
378
380
382
383
381
382
382
381
381
382
384

Monday 19

Waning Gibbous 53%

02:28

No Set

11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
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

Sun - Rise: 05:03, Set: 20:58, Transit: 13:01. Moon - Rise: 02:28, Set: No Set. Civil Dark: 21:40 - 04:20. Nautical Dark: 22:41 - 03:19. Astro Dark: 00:33 - 01:15

Total Clouds (% Sky Obscured)

31
27
35
46
59
44
21
2
9
17
22
43
65
89
87
98
93
98
99
98
99
100
99
84

Low Clouds (% Sky Obscured)

31
27
33
26
32
22
11
1
0
0
0
21
41
62
69
73
73
81
84
89
92
96
99
83

Medium Clouds (% Sky Obscured)

0
0
10
15
28
44
21
2
5
10
17
25
33
54
49
43
36
26
27
16
12
11
11
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
27
53
76
52
25
3
20
38
45
23
13
0
0

ISS Passover

Visibility (miles)

9
4
9
9
9
7
7
9
7
9
9
9
9
9
9
9
9
9
7
5
2
5
7
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 (%)

27
32
22
13
21
25
31
33
7
0
0
0
0
0
2
3
3
4
5
5
14
18
18
25

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

Chance of Frost

Temperature (°C)

15
16
16
17
18
18
18
17
16
14
12
11
10
9
8
8
8
8
9
9
10
11
12
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
72
74
62
58
61
62
74
82
89
92
91
93
93
95
96
96
98
98
96
96
95
95
92

Pressure (mb)

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

Ozone (du)

386
386
386
385
386
388
390
394
397
396
394
394
394
394
393
390
387
384
382
380
378
376
374
372

Tuesday 20

Third Quarter 41%

02:41

12:06

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

Sun - Rise: 05:02, Set: 20:59, Transit: 13:01. Moon - Rise: 02:41, Set: 12:06. Civil Dark: 21:42 - 04:19. Nautical Dark: 22:43 - 03:17. Astro Dark: 00:47 - N/A

Total Clouds (% Sky Obscured)

69
54
47
43
41
36
28
20
15
15
15
16
15
1
2
3
4
3
1
0
21
48
91
69

Low Clouds (% Sky Obscured)

68
52
45
38
34
28
28
20
15
15
15
13
5
0
0
0
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
15
23
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
40
45
31

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 (%)

29
31
27
23
20
20
17
12
11
8
0
1
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
16
17
16
16
16
15
14
12
11
11
11
11
7
6
7
6
6
5
10
11
13

Dew Point (°C)

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

Relative Humidity (%)

87
82
78
77
76
75
75
72
72
71
70
70
77
84
93
91
91
91
88
87
84
78
72
68

Pressure (mb)

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

Ozone (du)

372
373
373
374
375
376
378
381
384
384
384
384
384
383
383
383
382
382
382
382
382
380
379
377

Wednesday 21

Waning Crescent 30%

02:54

13:30

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

Sun - Rise: 05:01, Set: 21:00, Transit: 13:01. Moon - Rise: 02:54, Set: 13:30. Civil Dark: 21:44 - 04:17. Nautical Dark: 22:45 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
6
5
7
4
3
6
6
7
9
15
16
17
23
21
38
66
80
87
100

Low Clouds (% Sky Obscured)

0
0
1
2
3
3
4
5
7
9
9
9
14
17
16
16
15
11
7
4

Medium Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
12
20
24
40

High Clouds (% Sky Obscured)

15
2
3
3
4
3
6
6
7
9
15
16
17
23
21
16
17
44
72
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

8
9
9
9
9
10
9
9
8
7
5
4
4
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

17
19
20
21
21
21
21
19
19
16
14
12
11
10
10
9
9
9
9
10

Feels Like (°C)

14
15
16
21
20
20
21
20
20
14
14
13
12
12
11
7
8
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

65
62
59
58
57
56
62
68
75
79
84
90
90
93
93
90
87
85
84
82

Pressure (mb)

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

Ozone (du)

375
373
370
367
364
361
359
358
356
356
357
357
357
357
358
360
363
366
368
369

Forecast for Oxford, Oxfordshire, United Kingdom (51.75,-1.26)

Generated: 15/05/25 11:43:25. Forecast: 15/05/25 to 21/05/25. Timezone: UTC+1.00