Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Gibbous 89%

01:17

06:52

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

Sun - Rise: 05:15, Set: 21:24, Transit: 13:20. Moon - Rise: 01:17, Set: 06:52. Civil Dark: 22:10 - 04:28. Nautical Dark: 23:20 - 03:18. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

32
50
41
100
48
30
27
4
4
4
9
4
4
4
13
23
19
18
23
5
2
2
3
3

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

High Clouds (% Sky Obscured)

32
50
41
100
48
30
27
4
4
4
9
4
3
4
13
23
19
18
23
5
2
2
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
53
52
53
55
56
56
59
70
75
78
77
77
81
81
81
81
82
82
82
80
70
62
56

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1030
1031
1031
1031

Ozone (du)

355
356
355
356
355
354
352
352
353
354
354
353
352
352
352
351
350
349
348
347
348
349
350
350

Friday 16

Waning Gibbous 82%

01:58

08:02

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

Sun - Rise: 05:14, Set: 21:25, Transit: 13:20. Moon - Rise: 01:58, Set: 08:02. Civil Dark: 22:12 - 04:26. Nautical Dark: 23:23 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

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

High Clouds (% Sky Obscured)

3
2
2
2
2
2
1
2
0
0
0
0
1
1
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
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)

8
8
8
8
8
7
6
6
5
3
2
1
1
2
1
2
2
3
3
2
2
2
2
3

Chance of Frost

Temperature (°C)

15
16
17
18
19
19
20
19
19
18
16
14
13
11
10
9
8
8
8
8
9
12
15
17

Feels Like (°C)

15
16
17
18
19
20
21
21
21
20
18
17
15
13
12
11
9
9
8
9
10
13
16
17

Dew Point (°C)

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

Relative Humidity (%)

52
50
49
51
53
55
57
60
72
81
85
87
89
88
88
88
88
88
88
85
82
76
69
65

Pressure (mb)

1031
1030
1030
1030
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

350
350
350
350
350
349
349
349
350
350
350
350
350
351
351
351
352
353
352
352
353
353
354
356

Saturday 17

Waning Gibbous 73%

02:26

09:24

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

Sun - Rise: 05:12, Set: 21:27, Transit: 13:20. Moon - Rise: 02:26, Set: 09:24. Civil Dark: 22:14 - 04:24. Nautical Dark: 23:26 - 03:11. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
5
5
5
4
55
94
100
60
96
16
80
87
93
89
54
48
2
2
1
0
27

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
11
23
29
12
45
0
0
0
0
0
0
0
0
0
25

High Clouds (% Sky Obscured)

0
0
0
5
5
5
4
25
38
40
22
59
8
54
61
86
67
42
37
2
2
1
0
23

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)

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

Chance of Frost

Temperature (°C)

18
20
20
21
21
21
21
20
19
18
16
14
13
12
11
10
9
9
8
8
9
12
14
17

Feels Like (°C)

19
21
22
22
22
22
21
20
21
19
16
15
14
12
11
10
8
9
8
9
10
13
16
18

Dew Point (°C)

11
12
12
13
13
13
14
13
14
14
11
9
8
7
5
4
3
3
4
4
5
6
7
9

Relative Humidity (%)

62
59
60
60
59
61
63
64
69
74
74
73
71
69
66
66
66
68
71
73
73
66
61
58

Pressure (mb)

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

Ozone (du)

359
363
362
362
363
364
365
366
367
369
370
370
371
371
370
370
371
373
375
375
375
373
371
373

Sunday 18

Waning Gibbous 64%

02:44

10:50

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

Sun - Rise: 05:10, Set: 21:29, Transit: 13:20. Moon - Rise: 02:44, Set: 10:50. Civil Dark: 22:17 - 04:22. Nautical Dark: 23:29 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
76
65
65
52
36
43
22
14
7
0
0
0
17
31
51
70
70
76
75
61
52
48
51

Low Clouds (% Sky Obscured)

0
0
8
16
24
26
26
22
14
7
0
0
0
17
10
6
0
7
16
23
34
48
48
51

Medium Clouds (% Sky Obscured)

50
75
53
28
0
0
1
0
0
0
0
0
0
0
22
40
40
35
35
25
17
7
1
0

High Clouds (% Sky Obscured)

49
74
51
53
25
13
30
0
0
0
0
0
0
0
17
33
45
27
18
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
1

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

Chance of Frost

Temperature (°C)

18
19
20
20
21
21
21
19
18
16
13
11
10
10
9
9
9
8
8
9
9
10
11
12

Feels Like (°C)

19
20
20
19
18
19
19
17
17
15
13
11
10
10
7
6
6
6
6
7
8
8
9
10

Dew Point (°C)

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

Relative Humidity (%)

54
52
49
50
52
52
57
64
66
69
74
81
88
93
91
85
82
82
82
85
82
76
71
71

Pressure (mb)

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

Ozone (du)

373
372
372
373
374
374
374
377
382
384
383
383
383
382
380
380
380
379
379
381
381
380
379
380

Monday 19

Waning Gibbous 53%

02:57

No Set

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

Sun - Rise: 05:09, Set: 21:30, Transit: 13:20. Moon - Rise: 02:57, Set: No Set. Civil Dark: 22:19 - 04:20. Nautical Dark: 23:32 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
42
26
15
2
9
21
15
5
8
22
19
18
13
21
33
42
51
54
71
71
66
63
74

Low Clouds (% Sky Obscured)

56
42
24
12
2
3
3
3
3
4
22
19
18
13
21
28
29
18
12
13
7
2
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
2
2
2
2
5
1
1
2
1
5
11
19
30
30
31
30

High Clouds (% Sky Obscured)

0
0
0
0
0
9
21
15
2
1
4
4
2
2
2
2
3
4
5
6
3
2
1
24

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 (%)

1
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
14
14
13
12
13
12
12
9
7
5
5
4
4
4
4
5
5
5
4
5
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
68
65
60
61
60
64
70
76
83
92
93
95
93
95
91
87
85
87
85
87
79
71
63

Pressure (mb)

1024
1025
1025
1025
1025
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

381
380
379
379
377
371
368
365
363
362
361
360
359
359
360
360
360
361
361
361
362
365
369
372

Tuesday 20

Third Quarter 41%

03:07

12:18

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

Sun - Rise: 05:07, Set: 21:32, Transit: 13:20. Moon - Rise: 03:07, Set: 12:18. Civil Dark: 22:21 - 04:18. Nautical Dark: 23:36 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

78
85
85
85
85
79
68
57
55
42
42
40
46
49
54
61
71
65
53
45
36
32
28
32

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)

14
15
10
5
5
5
5
10
9
13
16
14
12
10
8
6
4
5
3
0
1
1
1
6

High Clouds (% Sky Obscured)

46
64
64
65
70
47
25
0
0
0
1
2
4
16
29
37
45
40
25
10
4
4
7
8

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
12
15
7
7
5
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)

7
7
8
7
7
6
5
4
4
2
1
1
1
1
2
2
2
3
3
3
3
4
6
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
57
54
53
51
50
54
59
63
68
72
79
79
80
80
82
85
88
85
84
83
75
67
62

Pressure (mb)

1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

373
374
375
376
377
377
373
369
364
362
359
357
355
353
352
351
350
349
350
350
351
351
351
351

Wednesday 21

Waning Crescent 30%

03:15

13:46

11 OK
12 OK
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
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:06, Set: 21:33, Transit: 13:20. Moon - Rise: 03:15, Set: 13:46. Civil Dark: 22:22 - 04:17. Nautical Dark: 23:39 - 02:59. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

41
45
64
74
85
90
94
99
96
93
89
93
96
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
2
4
7
6
6
7
17
28
39
33
22
15
10
5
5
20
35
48

Medium Clouds (% Sky Obscured)

11
16
19
22
30
40
50
55
73
82
88
87
87
86
90
95
100
100
100
100

High Clouds (% Sky Obscured)

13
35
51
69
78
82
91
99
80
61
47
64
82
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

1
3
9
15
19
27
30
31
26
21
24
28
36
42
59
73
85
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.6
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
19
20
20
21
20
19
18
17
16
15
13
13
12
11
11
11
10
10
10

Feels Like (°C)

15
16
18
19
20
19
18
18
18
14
14
14
14
13
12
10
9
8
8
7

Dew Point (°C)

10
10
10
12
15
16
16
15
16
15
14
13
12
11
10
10
10
10
10
10

Relative Humidity (%)

58
55
52
60
68
75
80
85
90
92
95
95
95
95
95
95
95
96
96
96

Pressure (mb)

1021
1021
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014

Ozone (du)

351
351
352
353
354
355
356
357
358
360
362
364
365
366
367
367
367
367
368
370

Forecast for Knockmore, Lisburn and Castlereagh, United Kingdom (54.51,-6.07)

Generated: 15/05/25 11:08:50. Forecast: 15/05/25 to 21/05/25. Timezone: UTC+1.00