Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 20

Waning Gibbous 62%

01:50

08:40

18 OK
19 OK
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

Sun - Rise: 06:12, Set: 18:27, Transit: 12:21. Moon - Rise: 01:50, Set: 08:40. Civil Dark: 19:00 - 05:39. Nautical Dark: 19:39 - 05:00. Astro Dark: 20:19 - 04:20

Total Clouds (% Sky Obscured)

7
38
53
63
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
0
0
4
44
33
55
71
65
92
82
81
100
100
88
100
93
100
76

Medium Clouds (% Sky Obscured)

0
0
0
19
50
100
88
85
99
76
97
48
95
38
91
88
71
23
52
43
43
84
52
98

High Clouds (% Sky Obscured)

7
38
53
63
100
100
100
100
100
100
95
100
98
82
67
100
96
100
100
100
100
100
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
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
Light Rain
None
None
None
None
None
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
2
13
65
32
39
48
52
73
91
48
19
14
19
11
11
29
50
36
92
83

Precipitation Amount (mm)

0
0
0
0
0
0
0.5
0
0
0
0
0
0.5
0
0
0
0
0
0
0
0
0
0.9
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
10
10
10
9
9
10
10
10
10
9
9
9
9
9
9
9
9
9
10
10
9
10
10

Relative Humidity (%)

90
95
91
95
95
95
96
96
95
95
95
95
93
93
91
87
86
83
79
87
86
84
86
93

Pressure (mb)

1014
1014
1014
1014
1013
1012
1012
1011
1010
1009
1008
1008
1007
1006
1006
1005
1004
1003
1002
1002
1001
1000
999
999

Ozone (du)

328
332
335
336
335
337
339
343
347
350
350
355
358
359
359
359
360
363
366
371
372
375
377
379

Friday 21

Waning Gibbous 52%

02:52

09:29

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

Sun - Rise: 06:10, Set: 18:29, Transit: 12:20. Moon - Rise: 02:52, Set: 09:29. Civil Dark: 19:02 - 05:37. Nautical Dark: 19:41 - 04:58. Astro Dark: 20:21 - 04:17

Total Clouds (% Sky Obscured)

88
100
100
99
100
100
100
100
73
72
82
96
100
94
93
87
75
81
98
99
100
95
86
78

Low Clouds (% Sky Obscured)

58
61
65
78
87
77
74
65
58
57
65
73
66
89
88
80
64
57
57
64
63
61
59
45

Medium Clouds (% Sky Obscured)

75
100
99
68
100
91
52
0
0
3
7
0
0
0
0
0
24
45
43
47
73
72
67
56

High Clouds (% Sky Obscured)

38
100
100
43
100
100
100
100
45
45
46
85
99
67
33
30
30
25
70
75
61
67
68
72

ISS Passover

Visibility (miles)

5
9
9
9
9
4
6
9
9
9
3
3
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

60
23
28
38
49
18
3
2
0
0
2
15
17
2
5
9
3
7
10
22
14
12
8
4

Precipitation Amount (mm)

0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
96
96
96
96
100
98
96
98
96
96
96
93
90
91
89
86
80
75
74
72
79

Pressure (mb)

999
999
999
999
999
998
998
998
998
998
998
998
998
998
999
999
999
999
999
999
999
999
999
999

Ozone (du)

378
374
371
368
367
367
357
351
347
346
343
339
338
334
331
330
330
333
335
338
340
340
343
341

Saturday 22

Third Quarter 42%

03:42

10:33

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

Sun - Rise: 06:08, Set: 18:31, Transit: 12:20. Moon - Rise: 03:42, Set: 10:33. Civil Dark: 19:03 - 05:35. Nautical Dark: 19:42 - 04:56. Astro Dark: 20:23 - 04:15

Total Clouds (% Sky Obscured)

73
72
56
62
76
89
93
76
79
90
85
76
80
74
68
76
82
86
92
95
94
90
86
82

Low Clouds (% Sky Obscured)

39
41
54
56
63
66
68
63
50
56
72
76
76
74
68
76
81
78
85
92
90
90
86
82

Medium Clouds (% Sky Obscured)

50
52
29
29
34
37
32
37
36
33
38
55
66
57
58
34
34
39
30
25
16
12
8
2

High Clouds (% Sky Obscured)

64
68
5
1
54
47
54
33
7
22
20
3
1
2
4
4
3
2
1
2
2
1
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 (%)

4
5
4
4
2
1
2
2
6
3
11
13
31
24
6
5
0
4
9
20
24
33
32
41

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
3
3
2
2
3
4
6
7
7
7
8
8
8
9
10
11
12
11
11
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
93
95
94
93
93
93
93
93
93
93
93
93
93
87
84
80
77
79
79
79
79
84
89

Pressure (mb)

999
1000
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1003
1004
1004
1004
1005
1005
1005
1006
1006
1007
1007

Ozone (du)

341
342
342
341
341
341
340
342
340
339
339
339
337
337
335
333
333
334
334
335
336
336
335
336

Sunday 23

Waning Crescent 32%

04:20

11:49

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

Sun - Rise: 06:05, Set: 18:32, Transit: 12:20. Moon - Rise: 04:20, Set: 11:49. Civil Dark: 19:05 - 05:32. Nautical Dark: 19:44 - 04:53. Astro Dark: 20:25 - 04:12

Total Clouds (% Sky Obscured)

67
48
45
49
51
46
59
70
94
94
91
89
84
77
77
80
84
85
89
94
100
89
76
64

Low Clouds (% Sky Obscured)

62
38
25
26
30
32
51
70
93
91
86
83
77
72
65
72
79
83
89
94
100
84
64
45

Medium Clouds (% Sky Obscured)

2
2
2
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
3
2
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
7
15
23

ISS Passover

Visibility (miles)

7
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
8
6
8
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
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 (%)

43
30
25
12
2
0
0
0
1
10
12
12
16
13
16
16
20
23
25
28
25
18
9
7

Precipitation Amount (mm)

0.3
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
6
5
5
5
5
5
5
5
5
4
4
4
5
5
5
5
5
6
7
8
8
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
95
95
96
96
95
96
96
96
98
96
98
96
98
95
91
90
87
86
86
86
89
90
93

Pressure (mb)

1008
1009
1010
1011
1012
1012
1013
1013
1013
1014
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

339
341
340
336
332
331
330
326
323
319
313
308
306
307
308
310
309
306
298
296
295
293
291
291

Monday 24

Waning Crescent 22%

04:47

13:13

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

Sun - Rise: 06:03, Set: 18:34, Transit: 12:19. Moon - Rise: 04:47, Set: 13:13. Civil Dark: 19:07 - 05:30. Nautical Dark: 19:46 - 04:51. Astro Dark: 20:27 - 04:10

Total Clouds (% Sky Obscured)

60
54
45
63
82
100
100
100
100
99
95
94
55
77
99
100
100
100
98
96
96
96
97
97

Low Clouds (% Sky Obscured)

35
25
10
10
10
10
5
5
0
26
52
78
26
20
13
21
31
40
54
72
91
90
89
89

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
18
43
65
58
47
36
21
43
64
77
87
97
77
59
46
31
20
7

High Clouds (% Sky Obscured)

24
26
25
46
65
86
89
91
85
74
62
49
39
69
99
100
100
100
76
53
33
18
9
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 (%)

5
4
5
14
13
10
11
5
3
3
3
6
1
1
1
12
15
10
26
26
15
19
17
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
90
90
93
95
94
94
96
94
93
94
93
91
90
87
88
88
88
87
85
84
87
88

Pressure (mb)

1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1020
1021
1021

Ozone (du)

292
289
280
273
267
260
256
253
248
245
246
245
244
244
245
245
247
249
251
255
260
264
266
267

Tuesday 25

Waning Crescent 13%

05:08

14:40

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

Sun - Rise: 06:01, Set: 18:36, Transit: 12:19. Moon - Rise: 05:08, Set: 14:40. Civil Dark: 19:08 - 05:28. Nautical Dark: 19:48 - 04:49. Astro Dark: 20:29 - 04:07

Total Clouds (% Sky Obscured)

94
92
91
83
74
67
57
42
29
47
60
73
83
91
97
93
90
88
82
78
69
48
34
20

Low Clouds (% Sky Obscured)

85
81
78
73
67
62
57
42
29
47
60
67
70
73
81
86
80
73
59
51
44
30
17
5

Medium Clouds (% Sky Obscured)

6
4
0
0
0
0
0
0
0
0
0
0
10
22
36
33
30
27
24
24
23
31
34
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
9
16
25
18
16
13
16
18
20
21
22
19

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 (%)

6
5
3
9
10
9
7
5
1
1
0
0
0
0
0
4
8
10
12
11
9
9
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
91
91
91
90
90
90
91
91
91
89
88
85
81
78
77
75
74
72
71
71
76
80

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1016

Ozone (du)

269
271
274
277
278
279
279
281
282
284
289
294
299
304
309
313
314
315
316
316
317
317
316
315

Wednesday 26

Waning Crescent 6%

05:24

16:08

18 Good
19 Good
20 Good
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
11 Bad

Sun - Rise: 05:59, Set: 18:37, Transit: 12:19. Moon - Rise: 05:24, Set: 16:08. Civil Dark: 19:10 - 05:26. Nautical Dark: 19:49 - 04:46. Astro Dark: 20:31 - 04:04

Total Clouds (% Sky Obscured)

10
10
10
31
49
64
67
75
78
82
84
88
71
62
47
47
43
39

Low Clouds (% Sky Obscured)

6
6
5
18
37
55
59
64
71
74
78
80
61
44
22
24
25
27

Medium Clouds (% Sky Obscured)

10
10
10
31
42
50
50
50
50
55
50
45
31
22
12
9
5
2

High Clouds (% Sky Obscured)

10
10
10
20
15
10
10
10
5
8
6
4
13
23
27
21
11
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

3
5
3
8
12
15
45
61
73
80
84
85
73
56
25
30
34
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
6
7
7
7
8
8
10
11
11
12
15
16
16
18
18
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
5
5
6
6
5
5
3
3
2
1
1
0
2
3
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

85
87
87
88
85
82
81
85
90
94
91
90
86
85
85
84
84
85

Pressure (mb)

1016
1016
1015
1015
1015
1014
1013
1012
1011
1010
1009
1008
1007
1007
1007
1007
1007
1007

Ozone (du)

315
317
320
322
324
326
327
331
335
339
345
351
358
360
363
365
366
366

Welcome to Clear Outside

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

Generated: 20/03/25 18:34:10. Forecast: 20/03/25 to 26/03/25. Timezone: UTC+0.00