Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 1%

06:55

15:12

23 OK
00 OK
01 OK
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 Good
18 OK
19 OK
20 OK
21 OK
22 Good

Sun - Rise: 07:29, Set: 16:10, Transit: 11:49. Moon - Rise: 06:55, Set: 15:12. Civil Dark: 16:47 - 06:52. Nautical Dark: 17:28 - 06:11. Astro Dark: 18:07 - 05:31

Total Clouds (% Sky Obscured)

18
31
31
29
64
93
100
100
100
100
87
92
90
73
94
90
85
36
0
33
34
32
23
0

Low Clouds (% Sky Obscured)

18
31
31
29
60
91
96
83
81
100
69
53
61
57
69
55
47
25
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

18
18
11
29
3
43
60
65
67
79
78
73
64
55
91
68
82
36
0
33
25
14
10
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
41
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
0
0
0
0
0
1
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
62
5
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

4
2
2
4
10
31
71
77
75
85
65
32
23
7
6
6
12
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.4
0.8
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
8
8
10
12
14
15
15
15
19
20
20
20
19
19
18
17
15
13
13
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
0
-0
-0
1
-1
-3
-2
-4
-4
-4
-5
-5
-4
-3
-3
-4
-4
-5
-5
-5
-5
-5
-6

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
91
93
79
80
96
94
96
96
93
94
82
82
88
86
85
80
83
84
83
83
83

Pressure (mb)

1009
1008
1007
1007
1006
1006
1006
1006
1007
1008
1008
1009
1010
1010
1011
1011
1012
1012
1013
1014
1014
1014
1015
1015

Ozone (du)

275
287
298
297
296
296
299
302
303
308
314
324
331
334
333
327
322
321
321
319
310
314
319
324

Wednesday 19

Waning Crescent 0%

08:07

15:36

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

Sun - Rise: 07:31, Set: 16:09, Transit: 11:50. Moon - Rise: 08:07, Set: 15:36. Civil Dark: 16:46 - 06:53. Nautical Dark: 17:27 - 06:12. Astro Dark: 18:07 - 05:33

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
4
34
30
0
1
1
1
0
0
0
0
21

Low 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
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
5
4
20
17
0
1
1
1
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
0
0
0
0
0
0
0
0
0
1
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
11
11
10
10
9
9
9
8
8
9
10
12
13
12
13
13
12
11
11
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
78
78
78
77
77
74
75
77
77
72
66
60
58
59
60
63
64
68
70
71
73
74
78

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020

Ozone (du)

326
328
324
320
318
318
318
317
319
318
316
317
321
322
317
312
312
314
316
317
320
322
321
318

Thursday 20

New Moon 2%

09:16

16:09

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

Sun - Rise: 07:32, Set: 16:08, Transit: 11:50. Moon - Rise: 09:16, Set: 16:09. Civil Dark: 16:45 - 06:55. Nautical Dark: 17:26 - 06:14. Astro Dark: 18:06 - 05:34

Total Clouds (% Sky Obscured)

37
44
50
58
57
42
37
34
30
43
28
8
11
26
66
19
11
23
35
32
34
32
50
68

Low Clouds (% Sky Obscured)

37
44
50
58
57
42
35
33
29
14
1
0
0
0
0
0
0
0
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
4
0
4
16
0
0
2
35
32
34
32
50
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
25
22
6
9
26
56
19
7
15
35
25
18
6
33
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-3
-4
-4
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-3
-3
-2
-2
-2
-3
-4
-4
-4
-4

Relative Humidity (%)

78
80
80
80
83
84
86
84
84
83
77
69
63
60
59
61
68
76
78
78
77
77
77
75

Pressure (mb)

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

Ozone (du)

317
315
312
311
307
302
297
294
295
295
294
292
291
288
285
282
283
281
282
279
270
259
258
264

Friday 21

Waxing Crescent 5%

10:18

16:53

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:34, Set: 16:07, Transit: 11:50. Moon - Rise: 10:18, Set: 16:53. Civil Dark: 16:44 - 06:56. Nautical Dark: 17:25 - 06:15. Astro Dark: 18:05 - 05:35

Total Clouds (% Sky Obscured)

86
91
95
100
100
100
100
100
100
100
99
97
96
94
94
93
95
97
100
98
98
100
100
98

Low Clouds (% Sky Obscured)

0
4
10
14
12
10
13
27
40
52
65
74
84
87
91
93
95
97
100
87
78
69
65
65

Medium Clouds (% Sky Obscured)

49
59
80
100
100
89
100
93
100
100
98
39
85
90
87
51
85
64
72
74
68
55
57
87

High Clouds (% Sky Obscured)

75
82
91
99
100
100
100
72
42
13
15
8
15
15
15
20
33
35
51
67
80
99
100
93

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
9
9
9
9
9
9
9
9
1
3
1
7
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
4
10
27
31
15
7
22
37
47
54
59
53
45
30
36
45
38
42
39
21
30
41

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-0
0
1
1
2
2
3
4
4
4
5
5
5
6
6
6
6
6
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
80
83
88
96
94
93
94
96
96
96
94
96
94
96
96
98
100
100
98
98
96

Pressure (mb)

1024
1023
1022
1022
1021
1020
1019
1018
1018
1017
1017
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010

Ozone (du)

269
279
285
289
291
293
296
296
297
296
295
296
296
293
292
293
292
292
284
281
281
280
279
279

Saturday 22

Waxing Crescent 10%

11:07

17:51

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 OK
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:35, Set: 16:06, Transit: 11:51. Moon - Rise: 11:07, Set: 17:51. Civil Dark: 16:43 - 06:58. Nautical Dark: 17:25 - 06:16. Astro Dark: 18:04 - 05:37

Total Clouds (% Sky Obscured)

100
99
99
98
99
99
100
89
73
64
59
55
50
44
38
35
36
43
35
57
78
100
100
100

Low Clouds (% Sky Obscured)

77
96
95
92
95
97
100
88
73
64
59
55
50
44
38
32
30
29
28
27
27
27
18
9

Medium Clouds (% Sky Obscured)

73
94
97
96
72
71
100
78
23
0
31
20
30
29
37
35
36
35
19
22
21
26
26
30

High Clouds (% Sky Obscured)

100
70
43
15
5
9
12
9
4
0
0
0
0
0
0
1
3
6
8
36
64
85
79
87

ISS Passover

Visibility (miles)

9
9
9
8
8
9
9
7
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
Very Light Rain
Light Rain
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

Precipitation Probability (%)

55
70
85
95
92
89
84
79
71
46
39
30
5
13
16
17
18
15
9
5
4
0
0
0

Precipitation Amount (mm)

0.2
0.3
0.4
0.8
0.5
0.5
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
93
93
94
94
96
96
96
96
96
88
82
78
81
82
85
88
91
93
93
93
93
91

Pressure (mb)

1009
1009
1008
1008
1007
1006
1005
1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1001
1001
1001
1001
1001
1000

Ozone (du)

276
275
272
273
275
275
278
280
283
286
286
286
286
287
286
285
284
283
282
281
280
280
279
280

Sunday 23

Waxing Crescent 17%

11:45

19:00

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:37, Set: 16:05, Transit: 11:51. Moon - Rise: 11:45, Set: 19:00. Civil Dark: 16:43 - 06:59. Nautical Dark: 17:24 - 06:18. Astro Dark: 18:04 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
7
12
16
19
22
27
32
37
43
44
46
46
52
56
61
61
60
60
65
71
76
81
86

Medium Clouds (% Sky Obscured)

37
55
73
92
94
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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

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
5
3
3
2
2
2
3
4
5
6
7
9
11
11
12
13
13
13
14
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
2
2
2
2
2
3
2
3
3
3
3
3
3
3
3
3
3
3
3
3

Relative Humidity (%)

91
93
93
93
93
94
94
96
94
94
93
89
88
86
85
83
83
83
85
85
85
86
86
86

Pressure (mb)

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

Ozone (du)

280
281
281
282
283
284
286
287
289
291
293
296
299
302
301
299
298
296
294
291
288
284
281
284

Monday 24

Waxing Crescent 25%

12:12

20:15

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: 07:38, Set: 16:04, Transit: 11:51. Moon - Rise: 12:12, Set: 20:15. Civil Dark: 16:42 - 07:00. Nautical Dark: 17:23 - 06:19. Astro Dark: 18:03 - 05:39

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
97
95
93
90
89
90
81
72
69
71
73
72

Low Clouds (% Sky Obscured)

92
85
79
73
54
35
16
24
35
43
54
64
75
71
66
59
48
43
43

Medium Clouds (% Sky Obscured)

99
83
69
54
41
24
10
5
0
0
0
0
5
7
7
0
5
6
10

High Clouds (% Sky Obscured)

100
100
100
100
88
72
50
47
43
40
45
45
55
44
27
0
3
6
17

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
2
2
1
2
2
0
0
0
0
2
1
1
7
9
3
7
6
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
16
16
16
16
15
15
15
15
15
15
16
16
16
15
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-2
-1
-1
-2
-2
-2
-2
-2
-2
-2
-1
2
2
2
2
2

Dew Point (°C)

3
3
3
3
4
3
3
2
2
2
2
3
3
4
4
4
4
3
3

Relative Humidity (%)

88
86
88
88
90
89
91
93
91
91
91
88
86
85
85
83
84
85
89

Pressure (mb)

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

Ozone (du)

287
290
296
302
308
305
301
298
295
293
290
289
287
286
286
286
286
284
283

Forecast for Cliddesden, Hampshire, United Kingdom (51.24,-1.10)

Generated: 18/11/25 23:53:01. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+0.00