Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Gibbous 97%

23:16

06:13

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 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:00, Set: 21:27, Transit: 13:14. Moon - Rise: 23:16, Set: 06:13. Civil Dark: 22:13 - 04:15. Nautical Dark: 23:21 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

80
77
74
94
85
79
82
63
100
100
94
87
100
97
100
100
100
100
100
100
100
98
100
93

Low Clouds (% Sky Obscured)

45
42
74
89
80
73
69
54
49
33
16
31
30
43
44
24
0
72
69
75
100
88
71
72

Medium Clouds (% Sky Obscured)

0
14
35
19
30
55
0
0
0
0
0
15
47
89
94
78
90
100
99
69
100
43
34
32

High Clouds (% Sky Obscured)

0
0
2
4
4
4
4
9
29
70
94
87
100
95
100
100
99
100
100
100
86
17
100
81

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
6
4
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
Light Rain
None
None
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
2
11
5
4
4
3
0
0
0
0
0
0
2
43
29
58
88
72
95
82
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0
0
0.5
0.2
1.2
0.4
0.7
1.1

Wind Speed/Direction (mph)

10
9
9
12
14
13
12
10
10
10
10
10
8
8
8
10
10
7
6
2
3
2
2
4

Chance of Frost

Temperature (°C)

16
15
15
15
15
15
16
15
15
16
17
18
19
20
20
19
18
18
17
16
16
15
15
14

Feels Like (°C)

16
15
15
13
13
13
14
15
15
15
15
16
17
18
18
17
16
16
16
16
16
15
15
14

Dew Point (°C)

15
15
15
15
14
14
13
13
14
12
12
12
12
13
14
13
12
12
14
13
14
14
14
13

Relative Humidity (%)

96
98
100
95
93
92
85
89
89
78
72
67
65
66
67
70
70
69
82
85
85
95
95
93

Pressure (mb)

1013
1014
1014
1014
1014
1014
1015
1016
1017
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1018
1017
1018
1017
1017

Ozone (du)

342
342
340
343
342
342
342
340
338
338
336
335
334
333
337
341
337
336
338
339
336
341
345
352

Friday 13

Waning Gibbous 92%

23:53

07:27

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 Bad
20 Bad
21 OK
22 Bad

Sun - Rise: 05:00, Set: 21:28, Transit: 13:14. Moon - Rise: 23:53, Set: 07:27. Civil Dark: 22:14 - 04:14. Nautical Dark: 23:22 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
97
100
100
100
100
100
95
77
73
65
61
69
72
81
92
93
85
51
44
48
50
36
46

Low Clouds (% Sky Obscured)

74
93
100
100
100
100
100
88
77
73
55
59
60
70
66
67
76
51
51
44
48
50
36
46

Medium Clouds (% Sky Obscured)

79
58
41
44
34
26
30
20
6
25
28
21
31
22
18
30
35
37
0
0
0
0
0
1

High Clouds (% Sky Obscured)

98
20
30
0
0
1
0
0
0
0
0
0
1
3
7
28
29
30
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
5
5
1
0
0
9
9
7
7
7
9
9
9
9
6
6
6
6
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
86
89
81
50
26
34
16
36
57
52
49
50
32
23
30
36
36
26
12
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
1
1
2
3
4
4
5
7
9
11
11
12
13
14
13
14
14
13
12
11
8
6

Chance of Frost

Temperature (°C)

13
14
14
14
14
14
15
15
16
16
17
18
18
19
19
19
19
19
18
18
17
16
15
13

Feels Like (°C)

13
13
14
14
14
14
15
15
15
16
16
17
18
17
17
16
16
16
15
16
16
16
15
14

Dew Point (°C)

12
12
13
13
14
14
15
15
15
14
14
14
14
14
13
13
12
12
13
13
14
13
13
12

Relative Humidity (%)

92
92
92
93
96
98
98
98
95
87
82
74
73
73
67
64
61
65
70
73
79
82
87
92

Pressure (mb)

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

Ozone (du)

352
354
358
356
353
351
351
351
356
366
363
354
349
348
346
345
345
346
349
364
373
377
376
375

Saturday 14

Waning Gibbous 86%

00:19

08:46

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

Sun - Rise: 05:00, Set: 21:28, Transit: 13:14. Moon - Rise: 00:19, Set: 08:46. Civil Dark: 22:14 - 04:14. Nautical Dark: 23:22 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
42
56
71
48
41
51
76
75
76
56
63
57
44
35
45
38
56
53
29
19
10
2
16

Low Clouds (% Sky Obscured)

37
42
56
64
48
41
51
70
73
76
56
60
52
41
33
39
31
34
34
25
12
6
0
12

Medium Clouds (% Sky Obscured)

0
0
10
35
15
6
3
1
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
0
0
0
0
0
0
0
2
2
1
2
2
30
25
4
3
2
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
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
1
0
0
1
2
6
24
28
37
32
27
23
16
6
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
4
4
4
4
5
5
5
7
10
11
11
14
14
14
14
14
15
14
13
12
10
8
6

Chance of Frost

Temperature (°C)

13
12
12
12
12
12
12
12
14
15
15
16
18
18
19
20
20
20
19
19
18
17
15
13

Feels Like (°C)

13
13
13
12
11
11
12
13
12
13
13
14
15
15
16
17
18
17
16
16
16
16
14
13

Dew Point (°C)

12
11
11
11
11
11
11
11
12
13
13
15
14
14
14
14
15
14
13
13
14
13
13
12

Relative Humidity (%)

93
95
93
93
95
96
96
95
92
89
87
92
81
77
73
71
71
68
68
70
76
79
87
93

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1027
1027

Ozone (du)

374
374
373
372
373
373
367
358
353
350
350
349
346
344
341
337
334
331
327
325
321
320
318
318

Sunday 15

Waning Gibbous 77%

00:39

10:07

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

Sun - Rise: 05:00, Set: 21:29, Transit: 13:14. Moon - Rise: 00:39, Set: 10:07. Civil Dark: 22:15 - 04:14. Nautical Dark: 23:23 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

28
39
40
44
44
44
39
36
35
31
46
42
29
31
33
32
29
39
24
14
23
18
0
0

Low Clouds (% Sky Obscured)

24
39
40
44
44
44
39
36
35
31
41
39
29
31
33
32
29
25
18
10
23
18
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)

0
0
0
0
2
2
2
0
2
2
14
10
1
0
2
3
2
12
2
2
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
7
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
4
4
4
4
4
4
5
6
7
7
8
6
5
4
3
5
7
7
7
7
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
12
12
12
12
12
14
15
17
17
19
21
23
24
23
22
21
21
21
21
18
17

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
92
92
90
92
93
89
83
77
70
65
60
59
58
59
62
66
70
74
81
86
90

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1029
1029
1029
1029
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1028

Ozone (du)

318
317
317
317
316
315
313
312
312
311
308
308
309
311
311
310
309
308
307
307
307
307
307
308

Monday 16

Waning Gibbous 67%

00:55

11:28

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

Sun - Rise: 05:00, Set: 21:29, Transit: 13:15. Moon - Rise: 00:55, Set: 11:28. Civil Dark: 22:15 - 04:14. Nautical Dark: 23:24 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
10
19
30
32
35
37
38
42
43
38
32
28
32
29
29
17
8
1
2
2
2
18

Low Clouds (% Sky Obscured)

0
0
9
18
29
31
33
35
38
39
43
38
32
28
32
29
29
17
8
0
2
2
2
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0

High Clouds (% Sky Obscured)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
93
92
90
88
90
88
87
83
76
71
68
63
58
55
54
54
54
57
61
67
73
80
89

Pressure (mb)

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

Ozone (du)

309
309
309
309
308
309
310
310
310
311
312
311
310
311
312
313
314
315
315
315
315
315
315
314

Tuesday 17

Waning Gibbous 56%

01:08

12:49

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

Sun - Rise: 05:00, Set: 21:30, Transit: 13:15. Moon - Rise: 01:08, Set: 12:49. Civil Dark: 22:16 - 04:14. Nautical Dark: 23:24 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
61
53
42
38
50
59
65
64
63
62
55
49
44
44
43
44
50
51
50
43
37
32
35

Low Clouds (% Sky Obscured)

9
12
17
26
28
34
40
49
51
51
53
49
43
39
43
43
44
45
39
40
36
32
30
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
2
3
3
3
2
2
1
0
1
1
1
2
3
4
20

High Clouds (% Sky Obscured)

11
16
14
9
6
7
6
7
4
10
10
9
8
6
6
6
5
10
10
12
6
3
1
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)

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

Chance of Frost

Temperature (°C)

13
12
12
11
11
11
12
13
14
16
18
20
20
21
22
22
22
23
22
22
21
19
17
15

Feels Like (°C)

15
14
13
9
9
10
10
10
10
14
15
16
17
18
19
22
21
21
21
21
21
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
93
91
93
92
89
87
79
74
68
62
57
52
53
52
52
57
62
67
73
79
87

Pressure (mb)

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

Ozone (du)

315
315
315
315
315
315
314
313
313
313
313
312
312
312
312
312
312
313
312
311
311
311
312
312

Wednesday 18

Third Quarter 45%

01:21

14:11

23 OK
00 OK
01 OK
02 Good
03 Good
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 OK

Sun - Rise: 05:00, Set: 21:30, Transit: 13:15. Moon - Rise: 01:21, Set: 14:11. Civil Dark: 22:16 - 04:14. Nautical Dark: 23:25 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
41
29
17
6
37
69
100
100
100
100
97
82
65
64
54
52
39
31
18

Low Clouds (% Sky Obscured)

38
41
27
13
0
0
0
0
3
8
11
7
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

35
41
29
17
6
24
33
42
36
34
24
30
40
50
44
42
34
22
15
12

High Clouds (% Sky Obscured)

4
1
6
7
6
37
60
62
43
34
33
34
34
63
64
54
52
39
24
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

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 (%)

0
0
0
0
0
0
0
0
0
0
0
5
10
14
24
30
34
33
29
20

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)

5
5
5
5
4
4
3
3
3
4
6
9
9
9
10
10
10
10
9
8

Chance of Frost

Temperature (°C)

14
13
12
11
10
10
11
12
13
15
17
19
19
20
20
20
20
20
20
20

Feels Like (°C)

16
14
13
10
9
10
10
9
9
13
14
15
15
16
17
22
20
20
21
21

Dew Point (°C)

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

Relative Humidity (%)

87
86
84
84
83
80
77
76
74
69
65
60
58
55
53
54
54
54
59
61

Pressure (mb)

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

Ozone (du)

313
313
313
313
314
314
314
315
315
315
316
316
317
318
319
319
319
319
319
319

Welcome to Clear Outside

Forecast for Alphington, Devon, United Kingdom (50.70,-3.52)

Generated: 12/06/25 22:35:40. Forecast: 12/06/25 to 18/06/25. Timezone: UTC+1.00