Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 1%

08:07

15:12

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

Sun - Rise: 07:31, Set: 16:10, Transit: 11:49. Moon - Rise: 08:07, Set: 15:12. Civil Dark: 16:47 - 06:53. Nautical Dark: 17:28 - 06:12. Astro Dark: 18:07 - 05:33

Total Clouds (% Sky Obscured)

97
89
98
85
61
73
88
85
46
51
19
0
0
0
0
0
4
0
0
0
0
0
0
94

Low Clouds (% Sky Obscured)

63
63
57
62
57
47
26
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

88
89
98
79
25
40
45
52
29
33
19
0
0
0
0
0
4
0
0
0
0
0
0
42

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)

0
0
9
9
9
9
9
9
9
9
9
9
9
3
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
Sleet
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

89
56
8
0
0
1
0
0
0
0
0
0
12
2
0
0
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0.6
0.3
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)

16
15
17
20
20
20
19
15
13
13
12
11
11
11
10
10
10
9
9
9
8
8
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-4
-3
-3
-4
-4
-5
-4
-4
-4
-4
-4
-6
-5
-5
-6
-6
-6
-5
-5
-5
-4
-4
-4

Dew Point (°C)

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

Relative Humidity (%)

96
96
80
83
85
86
83
86
83
84
84
84
83
84
81
80
80
80
80
78
77
77
78
75

Pressure (mb)

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

Ozone (du)

329
332
334
335
332
326
325
324
318
312
316
325
333
335
324
319
322
319
312
315
317
320
321
319

Thursday 20

New Moon 0%

09:16

15:36

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

Sun - Rise: 07:32, Set: 16:09, Transit: 11:50. Moon - Rise: 09:16, Set: 15:36. Civil Dark: 16:46 - 06:55. Nautical Dark: 17:27 - 06:14. Astro Dark: 18:07 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
22
58
82
50
65
73
69
60
41
58
65
66
52
35
35
34
28
19
16
7
0

Low Clouds (% Sky Obscured)

0
0
0
22
58
82
50
65
73
69
60
41
58
65
66
52
35
35
34
28
19
16
6
0

Medium Clouds (% Sky Obscured)

83
100
100
3
0
0
3
6
2
4
0
0
0
0
2
2
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
0
0
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
64
61
62
64
68
76
76
74
79
80
84
84
86
88
88
89
87
86
86
87
87
86
80

Pressure (mb)

1016
1016
1015
1015
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023
1024
1025
1026

Ozone (du)

318
325
329
324
322
320
314
312
314
315
315
317
321
322
320
318
317
313
308
306
308
305
301
297

Friday 21

Waxing Crescent 2%

No Rise

16:08

10 Good
11 OK
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
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

Sun - Rise: 07:34, Set: 16:08, Transit: 11:50. Moon - Rise: No Rise, Set: 16:08. Civil Dark: 16:45 - 06:56. Nautical Dark: 17:26 - 06:15. Astro Dark: 18:06 - 05:35

Total Clouds (% Sky Obscured)

0
41
1
1
0
0
1
4
10
32
53
100
99
97
100
100
92
100
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
0
11
39
19
46
53
53
69
68

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
4
2
0
2
28
68
79
72
96
90
100
94
100
88
93
94
96

High Clouds (% Sky Obscured)

0
34
1
1
0
0
1
4
10
27
44
99
95
56
99
100
63
41
56
15
40
70
100
97

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
2
6
11
36

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
68
67
69
75
83
84
83
83
81
80
78
78
77
75
75
75
77
77
76
76
76
73

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1023
1023
1022
1021
1021
1021

Ozone (du)

295
294
290
288
288
283
281
282
282
284
279
270
264
265
268
271
275
276
279
280
284
294
297
295

Saturday 22

Waxing Crescent 5%

10:18

16:53

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:35, Set: 16:07, Transit: 11:50. Moon - Rise: 10:18, Set: 16:53. Civil Dark: 16:44 - 06:58. Nautical Dark: 17:25 - 06:16. Astro Dark: 18:05 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
86
78
93
99
91
96
92
88
92

Low Clouds (% Sky Obscured)

68
65
67
69
70
71
72
74
81
87
93
91
89
87
78
73
67
86
70
67
80
67
71
89

Medium Clouds (% Sky Obscured)

94
100
100
100
100
100
100
100
100
100
100
100
100
69
59
62
64
57
50
10
32
48
65
74

High Clouds (% Sky Obscured)

91
90
97
100
99
100
100
100
100
100
100
100
100
100
95
86
78
57
27
0
0
0
10
29

ISS Passover

Visibility (miles)

9
7
9
9
9
9
9
9
5
4
2
8
2
2
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
Light Rain
Very Light Rain
None
None
None
None
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

66
80
70
60
39
30
41
78
72
87
95
95
95
95
92
91
92
95
95
94
76
56
21
49

Precipitation Amount (mm)

0
0.4
0.3
0
0
0
0
0.4
0.3
0.6
0.7
0.8
0.9
0.6
0.5
0.5
0.4
0.5
0.6
0.6
0.4
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
90
93
90
87
85
88
87
88
93
94
94
94
96
94
94
98
94
93
94
94
93
94
91

Pressure (mb)

1020
1019
1018
1017
1016
1015
1015
1014
1013
1012
1011
1010
1009
1008
1007
1006
1006
1005
1004
1003
1002
1001
1001
1000

Ozone (du)

291
290
291
289
288
285
284
281
280
280
275
272
272
277
279
277
276
273
271
269
270
274
274
271

Sunday 23

Waxing Crescent 10%

11:07

17:51

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:37, Set: 16:06, Transit: 11:50. Moon - Rise: 11:07, Set: 17:51. Civil Dark: 16:43 - 06:59. Nautical Dark: 17:25 - 06:18. Astro Dark: 18:04 - 05:38

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
99
99
99
96
94
91
91
91
91
93
81
75
68
62
74
83

Low Clouds (% Sky Obscured)

94
100
99
97
96
95
95
95
85
75
65
72
78
85
85
86
83
86
81
75
68
62
74
83

Medium Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
99
98
97
83
61
50
53
56
50
37
31
25
23
17
19
16

High Clouds (% Sky Obscured)

51
69
53
41
28
24
19
20
15
20
20
15
15
20
15
25
40
36
42
32
23
11
0
0

ISS Passover

Visibility (miles)

8
3
8
8
2
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

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

Precipitation Probability (%)

72
85
95
95
95
95
72
52
48
46
43
36
26
10
19
16
11
18
20
21
20
19
18
16

Precipitation Amount (mm)

0.3
0.5
1.4
1
1.3
0.6
0.3
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
91
87
93
95
98
96
96
94
93
93
93
93
91
91
89
91
89
91
89
89
89
89
89

Pressure (mb)

999
998
997
997
996
996
996
996
996
996
996
996
996
995
995
995
994
994
994
994
994
994
994
994

Ozone (du)

269
270
271
272
271
272
273
274
274
275
276
278
279
281
285
286
287
288
290
293
295
298
301
304

Monday 24

Waxing Crescent 17%

11:45

19:00

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:38, Set: 16:05, Transit: 11:51. Moon - Rise: 11:45, Set: 19:00. Civil Dark: 16:42 - 07:00. Nautical Dark: 17:24 - 06:19. Astro Dark: 18:04 - 05:39

Total Clouds (% Sky Obscured)

83
83
87
91
95
95
95
95
95
94
94
94
96
97
96
96
97
96
96
96
96
96
96
98

Low Clouds (% Sky Obscured)

83
83
87
87
93
93
93
94
93
92
91
90
90
89
89
88
89
85
80
76
80
83
86
91

Medium Clouds (% Sky Obscured)

16
19
36
54
71
63
56
47
41
39
35
56
78
97
78
60
47
54
60
67
61
49
39
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
19
48
47

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
8
6
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
11
38
51
56
54
52
49
48
42
35
35
36
47
46
37
22
21
21
22
21
22
25
33

Precipitation Amount (mm)

0
0
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
6
6
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

3
3
3
4
4
5
4
4
4
4
4
3
3
4
4
3
3
3
3
3
3
4
4
4

Relative Humidity (%)

85
82
79
85
88
93
90
88
85
86
86
85
86
90
90
88
86
83
86
88
89
91
93
93

Pressure (mb)

995
995
995
995
995
996
996
997
997
998
999
999
1000
1001
1001
1002
1002
1003
1003
1004
1005
1005
1006
1007

Ozone (du)

304
304
305
306
306
307
309
312
314
316
318
320
320
321
322
315
308
301
301
302
303
304
305
306

Tuesday 25

Waxing Crescent 25%

12:12

20:15

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

Sun - Rise: 07:40, Set: 16:04, Transit: 11:51. Moon - Rise: 12:12, Set: 20:15. Civil Dark: 16:42 - 07:02. Nautical Dark: 17:23 - 06:20. Astro Dark: 18:03 - 05:40

Total Clouds (% Sky Obscured)

99
100
97
95
92
89
86
83
77
72
68
68
68
66
62
57
51
56
62
67

Low Clouds (% Sky Obscured)

95
100
95
90
84
83
81
79
73
72
68
68
68
66
60
53
48
46
41
33

Medium Clouds (% Sky Obscured)

67
83
87
91
92
89
86
80
69
56
40
27
14
0
2
3
4
10
11
18

High Clouds (% Sky Obscured)

47
52
43
38
34
21
11
0
0
0
0
0
0
0
1
1
1
1
2
5

ISS Passover

Visibility (miles)

3
1
0
0
0
0
0
0
0
3
6
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

Precipitation Type

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

Precipitation Probability (%)

39
43
52
58
65
59
53
58
53
48
62
58
42
18
14
11
1
9
10
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
0
0
0
0
1
1
-0
-1
-1
-1
-1
-1
-1
-1
-0
-1
-0
-0
-1

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
96
96
98
96
96
96
94
91
90
90
88
86
89
93
96
93
91

Pressure (mb)

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

Ozone (du)

307
308
309
306
303
301
302
303
304
304
304
304
302
301
300
299
299
298
297
297

Forecast for Basingstoke, Hampshire, United Kingdom (51.26,-1.09)

Generated: 19/11/25 09:54:05. Forecast: 19/11/25 to 25/11/25. Timezone: UTC+0.00