Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waning Gibbous 93%

22:15

07:08

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

Sun - Rise: 06:21, Set: 18:23, Transit: 12:22. Moon - Rise: 22:15, Set: 07:08. Civil Dark: 18:55 - 05:48. Nautical Dark: 19:34 - 05:10. Astro Dark: 20:13 - 04:30

Total Clouds (% Sky Obscured)

28
35
37
77
68
74
81
66
79
75
86
76
93
90
99
67
52
23
18
25
19
25
32
29

Low Clouds (% Sky Obscured)

28
35
37
74
68
74
81
66
79
75
86
76
93
90
99
62
52
23
18
25
19
25
32
29

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
0
0
0
0
0
0
0
0
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
1
0
0
1
4
2
5
6
5
17
9
13
5
8
3
0
0
0
1
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
5
6
6
8
11
13
14
14
14
13
12
12
12
9
8
9
11
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
93
94
94
94
94
93
88
84
79
75
69
74
78
77
77
82
88
89
91
91
93
94

Pressure (mb)

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

Ozone (du)

314
316
315
314
313
312
309
306
304
303
300
296
294
294
296
297
298
300
300
301
304
305
305
306

Tuesday 18

Waning Gibbous 87%

23:28

07:22

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

Sun - Rise: 06:19, Set: 18:24, Transit: 12:21. Moon - Rise: 23:28, Set: 07:22. Civil Dark: 18:57 - 05:46. Nautical Dark: 19:35 - 05:08. Astro Dark: 20:15 - 04:28

Total Clouds (% Sky Obscured)

22
26
35
46
46
36
26
17
24
34
26
8
1
19
66
70
14
19
53
74
85
71
58
26

Low Clouds (% Sky Obscured)

22
26
35
46
46
36
26
17
24
34
26
8
0
6
12
0
14
19
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
65
22
0
0
50
61
70
46
40
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
19
66
67
0
0
0
40
66
25
30
18

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
1
3
1
2
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
10
11
11
12
12
13
14
17
18
19
19
19
18
18
18
16
14
11
9
8
7
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-1
-2
-2
-0
1
2
2
3
4
4
3
3
2
2
1
1
1
0
-1
-2

Dew Point (°C)

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

Relative Humidity (%)

94
93
93
94
93
93
91
85
76
68
63
63
61
60
62
69
69
71
73
76
77
82
83
88

Pressure (mb)

1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

305
303
303
299
295
295
296
298
300
301
303
307
312
314
311
305
298
297
296
296
297
299
300
302

Wednesday 19

Waning Gibbous 80%

00:40

07:40

01 Good
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 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:16, Set: 18:26, Transit: 12:21. Moon - Rise: 00:40, Set: 07:40. Civil Dark: 18:58 - 05:44. Nautical Dark: 19:37 - 05:05. Astro Dark: 20:17 - 04:25

Total Clouds (% Sky Obscured)

7
32
60
70
90
84
63
84
91
78
75
50
83
90
89
78
82
86
89
91
89
89
88
84

Low Clouds (% Sky Obscured)

0
32
46
49
47
30
2
41
74
51
50
37
45
51
47
17
22
36
43
49
51
50
44
40

Medium Clouds (% Sky Obscured)

6
4
11
18
29
33
32
37
19
20
21
22
71
78
79
76
76
78
71
63
78
81
81
73

High Clouds (% Sky Obscured)

3
5
46
66
84
78
16
13
18
23
20
1
2
0
2
2
1
2
3
3
2
2
1
1

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
1
4
5
5
5
6
5
5

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
4
6
11
13
12
12
12
11
11
9
6
5
4
4
3
3
3

Chance of Frost

Temperature (°C)

1
1
1
1
1
2
3
5
8
11
11
12
12
12
12
11
10
9
8
8
8
8
8
7

Feels Like (°C)

-2
-1
-1
-0
-1
-1
1
2
5
8
8
8
10
9
8
8
8
7
6
6
7
6
6
6

Dew Point (°C)

0
-0
-0
-0
0
1
2
3
5
8
8
8
8
8
8
8
8
8
7
7
7
7
6
6

Relative Humidity (%)

91
91
91
93
93
93
93
86
82
81
80
79
76
73
73
79
85
90
93
91
90
91
88
88

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1019
1019
1019

Ozone (du)

306
307
307
307
307
308
307
305
303
302
304
307
308
309
313
315
318
323
329
333
334
337
340
343

Thursday 20

Waning Gibbous 72%

No Rise

08:05

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

Sun - Rise: 06:14, Set: 18:27, Transit: 12:21. Moon - Rise: No Rise, Set: 08:05. Civil Dark: 19:00 - 05:42. Nautical Dark: 19:39 - 05:03. Astro Dark: 20:19 - 04:23

Total Clouds (% Sky Obscured)

81
46
49
47
69
77
78
72
70
74
75
29
18
56
63
69
71
72
74
76
54
27
5
40

Low Clouds (% Sky Obscured)

39
22
22
20
27
28
20
20
31
39
52
25
14
6
5
13
0
0
0
0
0
8
5
15

Medium Clouds (% Sky Obscured)

56
32
34
36
39
32
43
24
21
18
16
13
9
4
12
19
28
34
74
58
41
27
5
40

High Clouds (% Sky Obscured)

1
2
2
2
0
0
1
3
1
2
1
2
0
35
35
35
35
35
40
44
40
27
5
40

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 (%)

3
0
0
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
5
17

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
3
4
4
4
4
4
5
6
9
12
14
14
14
13
12
10
8
6
6
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
6
5
5
4
5
7
8
8
9
10
11
12
10
10
9
8
7
7
6
6
6
7

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
94
94
94
91
88
84
81
73
71
69
69
70
79
86
90
91
91
91
93
90
85

Pressure (mb)

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

Ozone (du)

344
345
347
348
350
351
355
358
359
360
362
362
361
357
358
355
354
355
354
351
349
347
348
346

Friday 21

Waning Gibbous 62%

01:50

08:40

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 OK
23 OK
00 OK

Sun - Rise: 06:12, Set: 18:29, Transit: 12:21. Moon - Rise: 01:50, Set: 08:40. Civil Dark: 19:02 - 05:39. Nautical Dark: 19:41 - 05:00. Astro Dark: 20:21 - 04:20

Total Clouds (% Sky Obscured)

70
99
80
62
43
45
44
46
54
64
71
72
78
81
79
71
66
56
46
30
31
27
22
17

Low Clouds (% Sky Obscured)

15
10
10
13
14
10
10
5
16
27
38
49
60
71
79
71
66
56
46
30
31
27
22
17

Medium Clouds (% Sky Obscured)

70
99
79
62
43
45
44
46
54
57
60
59
69
73
60
35
7
5
6
7
10
8
5
13

High Clouds (% Sky Obscured)

70
92
76
59
40
32
19
10
24
37
40
30
33
50
36
18
0
0
0
1
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
6
5
3
4
3
3
5
1
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

20
23
18
50
58
74
82
73
69
44
15
32
31
24
22
20
15
14
13
9
9
8
7
11

Precipitation Amount (mm)

0
0
0
0
0.2
0.4
0.5
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
87
90
95
95
95
96
96
98
98
95
93
90
87
89
90
91
91
93
93
93
93
93

Pressure (mb)

1010
1009
1008
1008
1007
1006
1006
1006
1006
1006
1005
1005
1005
1004
1004
1004
1004
1003
1004
1004
1004
1004
1004
1004

Ozone (du)

345
346
346
346
346
345
348
347
346
347
347
351
353
355
357
352
347
342
341
339
337
337
337
337

Saturday 22

Third Quarter 52%

02:52

09:29

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

Sun - Rise: 06:10, Set: 18:31, Transit: 12:20. Moon - Rise: 02:52, Set: 09:29. Civil Dark: 19:03 - 05:37. Nautical Dark: 19:42 - 04:58. Astro Dark: 20:23 - 04:17

Total Clouds (% Sky Obscured)

35
40
54
63
77
68
58
48
44
41
31
35
45
64
74
87
92
97
99
100
100
100
100
98

Low Clouds (% Sky Obscured)

35
40
54
63
77
68
58
48
44
41
31
35
45
64
74
67
67
68
68
76
79
79
78
60

Medium Clouds (% Sky Obscured)

21
26
29
27
27
15
9
0
1
1
2
13
27
39
40
42
43
34
34
30
30
30
30
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
28
58
87
94
97
100
98
97
100
87

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

8
8
13
16
16
20
23
25
24
21
11
24
29
29
35
38
38
56
68
77
65
52
36
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.4
0.2
0
0

Wind Speed/Direction (mph)

13
13
12
11
10
10
10
9
9
9
11
12
13
12
12
11
10
8
7
6
6
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
9
9
8
9
8
8
7
8
8
9
14
13
12
13
13
13
9
9
9
9
8
6

Dew Point (°C)

7
6
6
6
6
6
6
7
7
7
7
8
8
8
7
8
8
8
8
7
7
7
6
6

Relative Humidity (%)

93
91
91
91
90
90
87
82
78
75
71
68
69
69
69
75
80
85
88
88
90
91
93
93

Pressure (mb)

1004
1004
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004
1005
1005
1005
1005
1005
1004

Ozone (du)

336
336
336
333
331
328
325
323
320
320
320
319
319
319
320
320
320
320
322
325
327
328
329
330

Sunday 23

Waning Crescent 42%

03:42

10:33

Sun - Rise: 06:08, Set: 18:32, Transit: 12:20. Moon - Rise: 03:42, Set: 10:33. Civil Dark: 19:05 - 05:35. Nautical Dark: 19:44 - 04:56. Astro Dark: 20:25 - 04:15

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Welcome to Clear Outside

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

Generated: 17/03/25 01:17:53. Forecast: 17/03/25 to 23/03/25. Timezone: UTC+0.00