Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 20%

No Rise

18:04

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:56, Set: 19:25, Transit: 13:10. Moon - Rise: No Rise, Set: 18:04. Civil Dark: 19:57 - 06:23. Nautical Dark: 20:36 - 05:45. Astro Dark: 21:17 - 05:04

Total Clouds (% Sky Obscured)

100
100
98
94
84
83
85
100
95
100
97
100
100
97
100
96
92
94
84
82
83
94
94
95

Low Clouds (% Sky Obscured)

100
89
84
81
84
83
85
100
92
100
96
100
100
95
100
88
85
87
82
79
80
89
88
90

Medium Clouds (% Sky Obscured)

93
83
59
2
0
0
0
0
34
41
40
34
39
35
41
38
30
6
0
0
0
19
24
26

High Clouds (% Sky Obscured)

77
70
13
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
8
4
9
9
6
6
2
3
2
2
3
3
4
3
1
1
1
0
0
0
1
1
1

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
14
14
12
11
14
14
14
14

Precipitation Type

Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
6
5
17
13
12
5
13
8
9
11
7
8
20
14
11
20
15
18
13
11
11

Precipitation Amount (mm)

0.8
1.2
1.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
93
95
95
96
96
98
96
96
96
95
93
95
96
98
100
98
98
98
100
98
98

Pressure (mb)

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

Ozone (du)

260
260
259
259
259
260
262
264
266
267
270
270
268
267
266
265
265
265
266
265
264
264
263
263

Thursday 18

Waning Crescent 12%

02:39

18:24

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:57, Set: 19:22, Transit: 13:10. Moon - Rise: 02:39, Set: 18:24. Civil Dark: 19:55 - 06:25. Nautical Dark: 20:34 - 05:46. Astro Dark: 21:14 - 05:06

Total Clouds (% Sky Obscured)

100
94
91
92
89
80
83
93
81
83
96
88
74
77
80
78
91
82
88
90
99
100
99
96

Low Clouds (% Sky Obscured)

80
90
86
92
87
79
83
93
76
78
92
77
74
77
77
76
75
78
73
71
74
71
74
71

Medium Clouds (% Sky Obscured)

64
57
46
0
3
0
0
1
6
5
8
12
5
4
8
1
6
1
6
1
1
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
5
7
45
45
40
45
55
78
78
26
25
30
60
89
100
97
91

ISS Passover

Visibility (miles)

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

Fog (%)

13
14
14
14
14
14
14
14
14
0
0
0
0
0
14
14
13
14
14
14
14
14
13
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
11
10
11
15
3
0
1
12
1
0
0
0
0
1
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)

12
12
12
12
12
11
11
13
15
15
16
16
16
15
15
13
11
9
8
7
6
6
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
15
14
15
15
15
15
15
16
16
16
16
16
16
16
15
16
15
15
14

Dew Point (°C)

16
16
16
15
15
15
15
15
15
15
14
15
16
16
16
16
16
16
15
15
15
15
15
15

Relative Humidity (%)

96
98
95
93
95
93
92
87
88
85
81
82
83
85
88
89
92
98
98
96
98
96
98
100

Pressure (mb)

1018
1018
1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

262
263
263
263
263
264
264
262
263
262
261
261
261
262
261
260
260
260
260
262
262
262
262
262

Friday 19

Waning Crescent 6%

03:59

18:39

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

Sun - Rise: 06:59, Set: 19:20, Transit: 13:10. Moon - Rise: 03:59, Set: 18:39. Civil Dark: 19:53 - 06:27. Nautical Dark: 20:31 - 05:48. Astro Dark: 21:12 - 05:08

Total Clouds (% Sky Obscured)

99
99
83
73
61
63
86
78
68
53
88
57
44
44
66
59
73
78
83
87
92
96
100
100

Low Clouds (% Sky Obscured)

70
68
69
62
54
59
78
64
64
53
68
57
44
44
59
47
58
60
61
62
67
72
80
82

Medium Clouds (% Sky Obscured)

4
3
2
2
3
3
19
2
0
0
0
0
0
0
0
0
3
0
0
12
2
0
0
9

High Clouds (% Sky Obscured)

93
97
80
40
7
17
41
43
38
26
79
21
20
17
31
40
51
58
64
68
78
90
100
100

ISS Passover

Visibility (miles)

1
1
2
8
8
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
16
42
47
100
87
20
1
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
6
6
6
6
5
5
6
8
9
11
11
10
9
10
9
8
7
6
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
14
14
14
14
13
13
13
13
13
13
14
14
14
14
14
14
14
13
14
14

Relative Humidity (%)

100
100
100
100
96
98
96
90
81
74
71
68
68
70
73
77
85
92
93
95
95
93
96
96

Pressure (mb)

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

Ozone (du)

262
261
261
261
262
263
264
265
265
265
266
266
266
266
267
268
270
270
270
270
270
270
269
268

Saturday 20

Waning Crescent 2%

05:16

18:52

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:01, Set: 19:18, Transit: 13:09. Moon - Rise: 05:16, Set: 18:52. Civil Dark: 19:50 - 06:28. Nautical Dark: 20:29 - 05:50. Astro Dark: 21:09 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
95
100
100
100
100
100
100
100
92
70
50
29
26
35
26
39
56
77

Low Clouds (% Sky Obscured)

84
85
83
83
81
81
78
79
81
84
87
91
94
98
89
70
50
29
26
35
26
39
54
59

Medium Clouds (% Sky Obscured)

42
64
54
47
68
78
48
87
47
96
77
55
30
30
21
11
2
1
1
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
85
96
99
89
56
50
50
38
34
29
22
28
22
9
3
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
7
6
7
7
7
6
6
4
2
4
1
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
3
10
12
10
19
38
17
33
60
80
81
88
71
54
54
49
38
31
12
22
23
27
26

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
5
6
7
9
9
11
11
12
14
15
17
12
10
11
8
5
5
5
5
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
14
15
15
15
15
15
15
15
13
12
10
10
9
10
9
9
9
10

Relative Humidity (%)

96
96
98
98
96
96
95
93
96
92
95
96
95
96
93
89
86
84
87
93
93
93
95
95

Pressure (mb)

1014
1014
1013
1013
1012
1012
1011
1011
1011
1010
1010
1009
1008
1008
1008
1009
1010
1010
1011
1011
1012
1012
1012
1012

Ozone (du)

268
269
271
272
273
273
273
272
274
275
274
275
277
280
283
284
288
291
295
299
301
302
303
304

Sunday 21

New Moon 0%

06:29

19:03

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
23 Bad
00 Bad
01 OK

Sun - Rise: 07:02, Set: 19:16, Transit: 13:09. Moon - Rise: 06:29, Set: 19:03. Civil Dark: 19:48 - 06:30. Nautical Dark: 20:27 - 05:51. Astro Dark: 21:07 - 05:11

Total Clouds (% Sky Obscured)

73
74
64
61
62
69
77
69
83
84
88
90
92
95
97
98
98
96
92
85
72
59
46
31

Low Clouds (% Sky Obscured)

59
60
59
57
62
65
72
69
69
61
54
51
50
49
45
44
39
30
20
14
21
16
7
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
10
19
31
47
64
83
89
94
98
85
72
58
48
42
35
26

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 (%)

20
22
23
19
21
24
20
26
37
40
30
47
43
35
38
39
37
36
30
9
14
14
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
8
7
8
9
7
8
9
11
11
13
14
14
15
16
16
15
15
14
12
12
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
87
87
88
87
85
84
76
77
76
74
75
77
80
77
76
75
76
76
76
77
78
79

Pressure (mb)

1012
1012
1012
1013
1013
1014
1014
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1022
1022
1023
1023
1024
1024

Ozone (du)

306
308
310
312
315
317
318
319
319
318
318
317
318
318
318
319
320
321
321
322
323
323
323
323

Monday 22

Waxing Crescent 1%

07:41

19:14

02 OK
03 Good
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
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:04, Set: 19:13, Transit: 13:09. Moon - Rise: 07:41, Set: 19:14. Civil Dark: 19:46 - 06:31. Nautical Dark: 20:24 - 05:53. Astro Dark: 21:04 - 05:13

Total Clouds (% Sky Obscured)

19
8
10
17
25
34
40
43
38
33
28
25
22
19
12
6
0
0
0
0
32
64
95
87

Low Clouds (% Sky Obscured)

2
0
7
13
21
24
28
32
30
28
26
22
18
14
9
5
0
0
0
0
4
8
12
19

Medium Clouds (% Sky Obscured)

17
6
4
3
2
2
4
5
7
4
2
2
2
2
1
1
0
0
0
0
0
0
0
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
4
6
3
1
0
0
0
0
30
60
86
68

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
2
2
1
2
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)

10
10
10
10
11
11
12
14
15
15
15
15
15
15
15
14
12
10
10
10
9
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
5
4
5
5
5
5
4
4
4
4
4
5
6
6
6
5
4
4
4
4

Relative Humidity (%)

82
86
90
88
88
85
79
73
67
62
56
50
50
50
50
56
62
70
67
66
64
67
72
75

Pressure (mb)

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

Ozone (du)

324
324
324
326
327
329
327
325
324
322
321
319
317
316
314
313
311
310
309
308
307
307
307
306

Tuesday 23

Waxing Crescent 3%

08:52

19:26

Sun - Rise: 07:05, Set: 19:11, Transit: 13:08. Moon - Rise: 08:52, Set: 19:26. Civil Dark: 19:44 - 06:33. Nautical Dark: 20:22 - 05:54. Astro Dark: 21:02 - 05:15

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)

Forecast for Beaumont, Plymouth, United Kingdom (50.38,-4.14)

Generated: 17/09/25 02:27:12. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+1.00