Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Gibbous 97%

23:16

06:00

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
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 04:49, Set: 21:25, Transit: 13:07. Moon - Rise: 23:16, Set: 06:00. Civil Dark: 22:12 - 04:01. Nautical Dark: 23:25 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

40
49
49
61
54
100
100
100
100
100
99
100
100
100
100
93
96
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
49
49
55
48
58
64
55
87
64
56
40
43
36
46
40
39
41
45
43
41
47
81
79

Medium Clouds (% Sky Obscured)

0
2
0
0
0
0
7
18
56
42
35
41
0
2
10
64
69
65
51
76
55
59
88
83

High Clouds (% Sky Obscured)

23
0
0
3
4
42
38
34
69
100
96
70
83
100
100
66
43
42
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
4

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
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
29
41
68
95

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
0.3
0.7

Wind Speed/Direction (mph)

7
7
7
7
6
6
9
11
13
14
15
14
13
11
9
8
7
6
5
6
6
4
4
2

Chance of Frost

Temperature (°C)

16
15
15
14
14
14
14
14
14
15
16
17
17
18
20
20
21
21
21
21
21
20
19
17

Feels Like (°C)

17
15
15
15
15
14
13
13
13
13
13
13
15
16
18
19
20
22
20
20
19
20
19
18

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
96
96
95
95
95
95
89
82
69
64
60
57
55
51
51
51
57
61
69
76
83

Pressure (mb)

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

Ozone (du)

336
338
336
335
334
335
333
333
332
333
333
332
329
328
327
327
328
326
324
323
322
323
323
325

Friday 13

Waning Gibbous 92%

23:51

07:14

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 Bad
20 Bad
21 Bad

Sun - Rise: 04:48, Set: 21:26, Transit: 13:07. Moon - Rise: 23:51, Set: 07:14. Civil Dark: 22:13 - 04:01. Nautical Dark: 23:26 - 02:47. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
82
96
92
94
98
100
100
97
100
84
95
94
85
66
77
69
76
79
67
47
55
48

Low Clouds (% Sky Obscured)

75
91
77
92
86
78
81
88
90
84
100
59
64
74
85
66
77
69
61
64
54
47
55
41

Medium Clouds (% Sky Obscured)

86
40
27
37
77
89
52
61
66
71
33
25
0
9
0
0
0
0
17
22
19
0
0
7

High Clouds (% Sky Obscured)

100
100
0
0
16
55
49
59
100
55
39
31
62
42
23
8
6
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
0
0
0
9
9
9
9
9
9
3
5
5
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

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

Precipitation Probability (%)

81
92
68
47
50
32
34
69
38
1
9
26
22
10
20
27
43
52
49
43
30
21
6
2

Precipitation Amount (mm)

0.2
0.7
0.4
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0.2
0.4
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

5
4
6
5
7
5
3
4
7
7
11
11
12
14
15
16
16
15
14
13
13
12
10
9

Chance of Frost

Temperature (°C)

16
16
16
16
16
16
15
15
16
16
16
17
18
19
19
19
19
19
19
18
18
17
16
15

Feels Like (°C)

16
15
16
17
15
15
15
15
14
16
14
15
15
16
16
16
16
17
16
17
17
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

90
95
100
98
96
96
96
96
98
98
96
96
85
68
58
54
57
72
82
85
85
82
85
89

Pressure (mb)

1017
1017
1016
1015
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1016
1016
1016
1016
1017
1017
1018

Ozone (du)

328
331
341
342
341
337
338
338
338
340
341
342
343
345
346
347
347
346
345
345
345
346
349
362

Saturday 14

Waning Gibbous 86%

00:16

08:35

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

Sun - Rise: 04:48, Set: 21:26, Transit: 13:07. Moon - Rise: 00:16, Set: 08:35. Civil Dark: 22:13 - 04:01. Nautical Dark: 23:27 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

47
55
72
62
64
70
79
68
73
78
78
50
41
46
87
73
63
62
68
28
26
22
22
7

Low Clouds (% Sky Obscured)

47
55
72
62
64
70
79
68
71
73
78
50
41
33
73
63
56
49
66
11
9
1
8
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
8
0
9
15
10
16
13
8
13
3
0
0
0
3
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
14
16
15
13
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
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
1
14
15
18
21
12
22
32
21
13
12
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
8
9
9
9
12
13
13
13
12
12
13
12
11
12
14
14
12
11
9

Chance of Frost

Temperature (°C)

13
12
12
12
12
11
11
11
11
12
14
15
17
17
18
19
19
20
20
19
18
18
17
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
95
96
96
96
96
98
96
89
79
63
60
60
70
71
62
57
67
76
81
82
87

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1024
1024
1025
1025

Ozone (du)

376
379
376
375
375
375
374
373
371
371
372
371
368
359
353
346
344
340
338
336
333
331
329
326

Sunday 15

Waning Gibbous 77%

00:35

09:57

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

Sun - Rise: 04:48, Set: 21:27, Transit: 13:08. Moon - Rise: 00:35, Set: 09:57. Civil Dark: 22:14 - 04:01. Nautical Dark: 23:28 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

4
9
10
8
6
6
9
12
28
27
25
28
31
39
46
33
28
7
4
2
2
3
3
5

Low Clouds (% Sky Obscured)

2
5
4
2
2
4
9
12
20
27
25
28
31
39
42
27
14
4
4
2
2
2
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)

1
1
1
1
1
1
1
0
8
2
0
0
0
0
4
3
7
4
4
2
2
2
3
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)

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

Chance of Frost

Temperature (°C)

14
13
12
11
11
11
10
10
11
12
14
16
17
18
20
21
21
21
22
22
21
21
19
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
95
95
95
93
95
95
90
86
77
67
62
59
57
54
53
52
52
53
60
69
79

Pressure (mb)

1026
1026
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026

Ozone (du)

325
323
321
319
319
318
316
315
314
313
312
311
310
309
309
310
310
311
310
308
307
307
306
306

Monday 16

Waning Gibbous 67%

00:50

11:19

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

Sun - Rise: 04:48, Set: 21:27, Transit: 13:08. Moon - Rise: 00:50, Set: 11:19. Civil Dark: 22:14 - 04:01. Nautical Dark: 23:29 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

3
1
0
6
12
19
14
8
0
3
6
9
10
9
11
7
3
0
0
0
0
23
45
64

Low Clouds (% Sky Obscured)

0
0
0
6
12
19
14
7
0
3
6
9
10
9
10
7
3
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
1
1
0

High Clouds (% Sky Obscured)

3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
15
28

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
14
13
10
3
0
0
1
0
2
1
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
3
3
3
3
2
2
2
3
4
5
5
6
7
7
8
8
9
9
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
16
15
15
13
13
13
14
16
18
19
21
22
22
23
23
23
23
24
24
24
21
20

Dew Point (°C)

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

Relative Humidity (%)

89
90
89
89
89
89
88
90
90
86
79
72
66
63
59
54
52
49
48
53
60
66
73
81

Pressure (mb)

1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1024
1024

Ozone (du)

305
306
308
308
308
307
307
307
306
306
308
309
309
309
308
309
310
311
312
314
316
318
317
317

Tuesday 17

Waning Gibbous 56%

01:02

12:41

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

Sun - Rise: 04:48, Set: 21:27, Transit: 13:08. Moon - Rise: 01:02, Set: 12:41. Civil Dark: 22:15 - 04:01. Nautical Dark: 23:30 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

67
73
81
86
92
98
80
60
41
55
69
83
79
72
66
52
47
37
34
33
29
22
14
4

Low Clouds (% Sky Obscured)

0
0
0
10
20
28
28
31
32
46
59
72
63
62
62
52
47
37
34
33
29
20
10
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
4
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

57
70
77
83
90
95
68
41
15
13
7
9
8
3
2
2
1
0
1
2
5
8
11
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
90
92
92
92
90
87
84
76
71
65
59
53
48
46
44
42
45
48
52
57
63

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025

Ozone (du)

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

Wednesday 18

Third Quarter 45%

01:14

14:04

22 Good
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 Bad

Sun - Rise: 04:49, Set: 21:28, Transit: 13:08. Moon - Rise: 01:14, Set: 14:04. Civil Dark: 22:15 - 04:01. Nautical Dark: 23:30 - 02:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

11
20
29
22
14
7
33
59
85
85
84
85
83
79
75
73
69
62
57
56
55

Low Clouds (% Sky Obscured)

9
17
26
19
12
5
19
32
43
33
24
16
17
19
21
28
36
42
31
16
0

Medium Clouds (% Sky Obscured)

0
1
1
7
11
7
25
33
43
58
75
83
73
63
50
46
44
57
55
53
42

High Clouds (% Sky Obscured)

11
20
29
22
10
3
23
43
54
57
58
59
58
57
54
61
69
62
57
56
55

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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
8
10
10

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

16
15
14
13
11
11
10
11
12
12
14
15
16
18
19
21
21
22
22
22
21

Feels Like (°C)

18
16
16
13
9
9
9
9
9
8
12
12
12
12
13
14
20
21
21
21
21

Dew Point (°C)

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

Relative Humidity (%)

71
74
75
79
80
83
84
81
79
77
71
65
60
55
50
46
44
44
41
44
48

Pressure (mb)

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

Ozone (du)

318
318
317
317
317
317
316
316
316
316
316
316
316
317
318
318
319
320
321
322
322

Forecast for Swindon, Swindon, United Kingdom (51.56,-1.78)

Generated: 12/06/25 22:10:38. Forecast: 12/06/25 to 18/06/25. Timezone: UTC+1.00