Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 23

Waxing Crescent 10%

11:16

18:10

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:46, Set: 16:22, Transit: 12:04. Moon - Rise: 11:16, Set: 18:10. Civil Dark: 16:59 - 07:09. Nautical Dark: 17:39 - 06:29. Astro Dark: 18:18 - 05:50

Total Clouds (% Sky Obscured)

96
97
97
93
84
67
90
79
62
94
99
77
51
51
64
74
65
58
83
91
95
93
99
100

Low Clouds (% Sky Obscured)

40
61
60
64
66
67
70
71
52
62
61
62
51
51
64
66
65
58
77
91
95
93
99
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
0
26
1
0
0
7
0
0
14
45
50
59
40
61

High Clouds (% Sky Obscured)

96
97
97
93
84
67
90
79
62
94
99
77
51
51
64
16
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
21
15
29
30
23
12
23
15
28
40
34
24
28
25
26
19
39
74
94
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.6
0.5
0.5
0.8

Wind Speed/Direction (mph)

20
19
18
19
20
21
21
20
19
18
17
17
19
19
19
20
21
20
21
23
24
25
26
26

Chance of Frost

Temperature (°C)

8
8
8
8
8
9
9
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Feels Like (°C)

2
1
2
2
2
2
2
2
2
1
1
2
2
1
1
0
1
1
1
1
0
-1
-1
-1

Dew Point (°C)

6
4
4
4
3
4
4
3
3
2
2
3
3
3
3
2
2
3
1
2
2
2
3
3

Relative Humidity (%)

82
77
75
73
70
70
70
68
69
70
71
74
77
77
75
71
72
75
67
69
69
71
75
75

Pressure (mb)

1003
1004
1004
1004
1004
1004
1003
1003
1002
1002
1001
1001
1000
1000
999
999
998
997
997
996
995
994
994
993

Ozone (du)

255
256
258
259
260
261
263
260
259
261
264
266
270
273
276
280
281
288
300
301
298
294
295
297

Monday 24

Waxing Crescent 17%

11:54

19:18

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

Sun - Rise: 07:47, Set: 16:21, Transit: 12:04. Moon - Rise: 11:54, Set: 19:18. Civil Dark: 16:58 - 07:10. Nautical Dark: 17:39 - 06:31. Astro Dark: 18:18 - 05:52

Total Clouds (% Sky Obscured)

90
100
100
100
85
78
69
51
53
35
43
73
56
55
92
35
40
100
100
100
83
75
56
37

Low Clouds (% Sky Obscured)

81
100
100
100
74
73
69
46
53
35
43
71
52
53
48
35
29
48
58
67
72
66
56
37

Medium Clouds (% Sky Obscured)

56
66
100
60
48
0
0
0
0
0
0
0
5
2
61
20
40
100
100
100
57
10
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
17
2
4
49
35
40
22
1
0
0
0
0
0

ISS Passover

Visibility (miles)

4
2
2
9
6
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

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

Precipitation Probability (%)

95
95
95
83
82
56
29
8
17
5
6
3
5
7
8
6
22
14
22
23
13
23
14
24

Precipitation Amount (mm)

1.5
1.1
1
0.6
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
6
5
3
4
5
4
4
4
4
4
4
4
3
4
4
3
4
3
3
2
1
2
3

Relative Humidity (%)

85
94
91
79
82
79
78
78
77
82
82
81
81
79
82
82
79
82
78
81
72
72
78
83

Pressure (mb)

993
993
993
994
994
995
996
997
999
1000
1002
1003
1005
1006
1007
1008
1009
1009
1010
1011
1011
1012
1013
1013

Ozone (du)

299
302
304
307
308
309
308
310
312
309
300
294
293
292
298
294
291
294
295
294
298
295
295
292

Tuesday 25

Waxing Crescent 25%

12:22

20:32

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

Sun - Rise: 07:49, Set: 16:20, Transit: 12:04. Moon - Rise: 12:22, Set: 20:32. Civil Dark: 16:57 - 07:12. Nautical Dark: 17:38 - 06:32. Astro Dark: 18:17 - 05:53

Total Clouds (% Sky Obscured)

45
55
50
40
43
32
29
21
2
7
8
8
19
14
7
5
11
41
62
90
93
94
92
95

Low Clouds (% Sky Obscured)

45
55
50
40
43
32
29
21
1
6
8
4
7
4
4
1
0
3
6
9
22
34
49
44

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
11
41
41
51
84
90
83
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
5
3
0
4
11
18
36
51
42
22
31
54

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 (%)

18
15
11
8
8
7
9
8
11
9
18
17
5
13
4
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
80
76
74
70
70
71
72
79
83
85
85
85
83
82
83
83
85
83
85
83
83
83

Pressure (mb)

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

Ozone (du)

295
292
293
296
298
301
300
299
298
290
287
285
285
284
284
284
284
285
285
284
282
281
280
280

Wednesday 26

Waxing Crescent 34%

12:43

21:49

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:50, Set: 16:19, Transit: 12:05. Moon - Rise: 12:43, Set: 21:49. Civil Dark: 16:57 - 07:13. Nautical Dark: 17:37 - 06:33. Astro Dark: 18:17 - 05:54

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
35
28
24
20
38
60
81
85
88
90
94
97
100
100
100
100
100
100
100
100
100
100
95

Medium Clouds (% Sky Obscured)

55
61
59
100
100
99
98
98
94
92
97
97
97
96
97
97
96
84
70
70
45
46
64
61

High Clouds (% Sky Obscured)

78
93
94
95
98
76
52
36
51
27
45
63
16
96
88
78
66
64
62
38
58
83
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
1
0
0
0
0
0
0
3
4
4
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
8
17
22
22
31
23
24
33
35
48
57
59
36
26
19
15
16
25
24

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
2
3
4
5
4
5
5
5
5
6
6
6
5
6
6
7
8
9
9
9
9
9

Dew Point (°C)

0
1
1
2
3
4
4
5
5
7
7
7
8
8
9
9
9
9
10
10
10
10
10
10

Relative Humidity (%)

83
85
83
82
79
78
77
79
85
93
96
96
96
98
98
98
98
98
98
98
96
98
98
98

Pressure (mb)

1024
1024
1025
1024
1024
1024
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018

Ozone (du)

279
278
276
275
276
275
274
274
272
271
269
270
270
269
268
266
266
266
265
264
262
261
260
261

Thursday 27

Waxing Crescent 45%

13:00

23:07

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:52, Set: 16:18, Transit: 12:05. Moon - Rise: 13:00, Set: 23:07. Civil Dark: 16:56 - 07:14. Nautical Dark: 17:37 - 06:34. Astro Dark: 18:16 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
91
85
78
97
93
90
91
93
93
96
98
100
95
92
87
76

Low Clouds (% Sky Obscured)

92
88
82
84
84
91
93
97
87
79
69
93
93
90
91
87
84
77
75
70
66
62
54
40

Medium Clouds (% Sky Obscured)

78
95
81
76
69
84
92
82
73
71
53
66
50
26
34
38
46
53
68
82
67
46
30
30

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
70
39
20
53
43
37
51
61
79
87
92
95
93
92
87
76

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
9
9
9
9
9
8
6
4
3
1
0
3
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

36
51
72
90
95
95
90
78
46
31
20
27
22
19
31
48
67
71
68
46
26
14
8
5

Precipitation Amount (mm)

0
0.2
0.4
0.6
1.1
0.7
0.7
0.6
0
0
0
0
0
0
0
0
0.4
0.4
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
9
9
9
9
9
9
9
9
8
8
7
8
7
8
8
8
8
8
7
7
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
95
92
88
90
92
93
96
96
95
96
96
96
96
98
98
96
95
90
91
93
93

Pressure (mb)

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

Ozone (du)

262
262
262
262
262
261
260
259
258
257
256
256
257
258
258
259
260
261
266
270
274
275
275
275

Friday 28

First Quarter 55%

13:14

00:25

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:53, Set: 16:18, Transit: 12:05. Moon - Rise: 13:14, Set: 00:25. Civil Dark: 16:55 - 07:16. Nautical Dark: 17:36 - 06:36. Astro Dark: 18:16 - 05:56

Total Clouds (% Sky Obscured)

63
51
54
71
80
85
79
73
82
82
82
79
74
73
70
67
64
63
61
60
66
72
81
77

Low Clouds (% Sky Obscured)

28
19
18
20
40
58
69
73
77
75
72
72
72
73
69
66
57
56
56
56
54
53
51
46

Medium Clouds (% Sky Obscured)

30
35
45
55
65
50
25
0
7
13
16
8
4
0
8
16
22
25
28
34
51
66
81
77

High Clouds (% Sky Obscured)

63
51
54
71
80
78
55
31
22
11
0
1
1
6
15
29
33
34
26
22
21
27
30
30

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
0
0
1
1
2
3
2
5
8
6
13
18
18
22
21
2
5
11
15
16
22
25
33

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
6
6
6
11
10
9
9
9
9
6
5
6
5
5
5
5
4
4
4
4
4

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
6
6
6
6
6
7

Relative Humidity (%)

91
90
88
82
77
73
74
77
80
82
85
88
88
88
87
87
84
82
84
84
85
85
84
84

Pressure (mb)

1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1012
1012

Ozone (du)

276
277
278
279
280
282
284
286
288
290
292
294
294
294
294
294
295
295
296
297
298
300
301
303

Saturday 29

Waxing Gibbous 66%

13:27

01:46

Sun - Rise: 07:55, Set: 16:17, Transit: 12:06. Moon - Rise: 13:27, Set: 01:46. Civil Dark: 16:55 - 07:17. Nautical Dark: 17:36 - 06:37. Astro Dark: 18:15 - 05:58

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 Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 23/11/25 07:06:14. Forecast: 23/11/25 to 29/11/25. Timezone: UTC+0.00