Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 2%

10:17

16:08

11 Good
12 Good
13 Good
14 Good
15 Good
16 OK
17 Good
18 Good
19 Good
20 OK
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
10 Bad

Sun - Rise: 07:33, Set: 16:07, Transit: 11:49. Moon - Rise: 10:17, Set: 16:08. Civil Dark: 16:44 - 06:55. Nautical Dark: 17:25 - 06:14. Astro Dark: 18:05 - 05:34

Total Clouds (% Sky Obscured)

13
0
0
0
5
24
1
0
0
48
87
72
87
56
78
94
99
100
100
100
92
96
100
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
41
56
62
83
55
76
45
85
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
17
60
72
87
56
78
92
97
100
96
100
92
94
100
97

High Clouds (% Sky Obscured)

3
0
0
0
5
15
1
0
0
48
60
52
50
55
66
73
93
97
100
43
33
72
100
61

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
6
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
7
16
28
51
70
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
0
0.2
0.5
1.4

Wind Speed/Direction (mph)

6
6
5
5
4
3
3
3
4
5
5
5
5
5
5
5
6
8
9
11
12
13
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
61
60
62
71
82
83
83
83
81
81
80
78
78
78
76
73
69
64
66
68
79
90
93

Pressure (mb)

1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025
1023
1023
1022
1022
1021
1020
1019

Ozone (du)

285
285
282
276
272
272
273
275
277
271
256
257
262
265
266
270
273
275
281
289
291
288
283
282

Saturday 22

Waxing Crescent 5%

11:06

16:52

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
10 Bad

Sun - Rise: 07:34, Set: 16:06, Transit: 11:49. Moon - Rise: 11:06, Set: 16:52. Civil Dark: 16:43 - 06:57. Nautical Dark: 17:25 - 06:15. Astro Dark: 18:04 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
76
86
85
91
62
96
100
75
79
55
56

Low Clouds (% Sky Obscured)

86
89
100
93
97
93
100
81
99
95
61
63
50
66
58
44
35
16
23
83
65
67
55
56

Medium Clouds (% Sky Obscured)

100
100
100
100
85
47
40
40
40
43
100
100
100
76
86
85
38
25
82
100
32
23
0
0

High Clouds (% Sky Obscured)

100
83
73
62
67
67
67
76
81
6
2
80
53
11
1
0
0
1
60
82
0
0
15
0

ISS Passover

Visibility (miles)

2
7
5
5
3
8
9
9
9
9
9
9
9
9
9
9
9
9
9
2
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
7
2
1
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
94
95
95
86
92
95
94
87
78
66
48
20
5
9
19
25
35
79
95
85
39
9
30

Precipitation Amount (mm)

1
0.5
1.3
0.9
0.5
0.6
0.7
0.5
0.5
0.4
0.3
0
0
0
0
0
0
0
0.7
0.8
0.4
0
0
0

Wind Speed/Direction (mph)

17
18
18
16
15
12
7
8
6
5
5
5
5
5
6
5
5
6
8
12
10
11
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
1
1
2
3
4
6
6
7
7
7
4
4
4
3
3
3
3
2
1
4
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

91
93
95
94
94
94
94
94
93
93
93
94
94
93
91
93
91
90
93
94
94
93
87
82

Pressure (mb)

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

Ozone (du)

282
284
286
286
287
281
275
273
272
271
270
275
277
277
275
270
268
269
269
267
269
271
272
277

Sunday 23

Waxing Crescent 10%

11:06

17:50

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

Sun - Rise: 07:36, Set: 16:05, Transit: 11:50. Moon - Rise: 11:06, Set: 17:50. Civil Dark: 16:42 - 06:58. Nautical Dark: 17:24 - 06:17. Astro Dark: 18:03 - 05:37

Total Clouds (% Sky Obscured)

71
75
60
45
47
35
42
36
37
28
40
37
19
24
51
90
84
89
91
93
95
97
95
92

Low Clouds (% Sky Obscured)

71
75
60
45
47
35
36
36
37
28
10
12
18
23
43
54
57
59
68
78
87
95
93
91

Medium Clouds (% Sky Obscured)

17
60
57
4
0
0
0
0
0
4
40
37
4
4
32
90
53
89
90
90
84
87
71
46

High Clouds (% Sky Obscured)

0
0
0
0
0
0
25
4
3
0
0
0
0
0
0
0
0
0
1
0
0
1
10
4

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
2
7

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
Light Rain
Light Rain
None

Precipitation Probability (%)

22
3
3
2
2
0
0
0
0
1
2
2
0
4
3
8
6
9
20
34
40
72
95
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.4
0

Wind Speed/Direction (mph)

16
15
15
15
14
13
12
13
12
12
13
14
13
13
13
13
13
12
12
10
9
7
6
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
74
73
74
75
79
82
82
84
85
83
81
82
82
80
78
78
79
80
82
79
79
86
93

Pressure (mb)

1001
1000
1000
1000
1000
1000
999
999
999
999
998
997
997
996
996
995
995
994
993
993
993
993
993
994

Ozone (du)

278
279
279
281
282
281
281
281
282
284
286
289
294
295
291
289
292
293
297
300
305
306
300
303

Monday 24

Waxing Crescent 17%

11:44

18:59

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 OK
03 OK
04 OK
05 OK
06 Good
07 OK
08 OK
09 OK
10 OK

Sun - Rise: 07:37, Set: 16:04, Transit: 11:50. Moon - Rise: 11:44, Set: 18:59. Civil Dark: 16:42 - 06:59. Nautical Dark: 17:23 - 06:18. Astro Dark: 18:03 - 05:38

Total Clouds (% Sky Obscured)

89
92
96
98
98
93
93
75
76
74
63
67
68
49
41
32
35
25
15
18
26
34
30
34

Low Clouds (% Sky Obscured)

87
85
83
81
85
86
89
71
74
71
63
65
66
49
40
32
35
25
15
18
26
34
24
27

Medium Clouds (% Sky Obscured)

22
22
34
41
46
57
61
37
15
6
0
0
0
0
0
3
2
2
8
18
26
2
3
3

High Clouds (% Sky Obscured)

6
36
66
91
63
30
1
0
0
0
0
0
1
0
0
0
1
15
14
18
19
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 (%)

26
16
16
19
12
12
8
10
8
5
8
3
2
0
0
1
1
3
1
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)

3
6
9
9
11
11
10
11
12
14
12
11
10
10
10
10
10
10
9
8
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
88
88
87
87
90
85
90
86
83
85
89
86
88
91
93
93
94
85
83
85
83
77

Pressure (mb)

994
995
996
997
998
999
1000
1002
1003
1004
1006
1007
1007
1008
1009
1010
1010
1011
1011
1012
1013
1014
1015
1015

Ozone (du)

305
306
309
310
311
313
315
313
314
315
314
309
305
304
303
300
298
300
302
302
309
308
307
306

Tuesday 25

Waxing Crescent 25%

12:11

20:14

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

Sun - Rise: 07:39, Set: 16:03, Transit: 11:50. Moon - Rise: 12:11, Set: 20:14. Civil Dark: 16:41 - 07:01. Nautical Dark: 17:22 - 06:19. Astro Dark: 18:02 - 05:39

Total Clouds (% Sky Obscured)

40
51
62
76
73
68
64
47
28
14
6
3
0
0
0
0
10
19
28
28
33
32
9
5

Low Clouds (% Sky Obscured)

32
47
55
75
72
65
59
43
26
9
6
3
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
2
2
3
3
2
2
1
0
0
0
0
0
0
0
3
6
9
18
29
32
9
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
12
28
33
32
9
5

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
8
1
1
2
0
1
1
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
11
10
11
10
10
10
9
8
8
7
6
5
5
5
4
4
4
4
3
3
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
67
68
70
90
74
72
75
79
88
88
89
94
96
96
94
94
94
94
96
93
91
89
83

Pressure (mb)

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

Ozone (du)

304
304
307
307
304
301
300
300
297
297
297
296
297
299
297
296
295
293
291
289
288
288
287
286

Wednesday 26

Waxing Crescent 34%

12:31

21:32

11 Good
12 Good
13 Good
14 OK
15 OK
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
10 Bad

Sun - Rise: 07:40, Set: 16:02, Transit: 11:50. Moon - Rise: 12:31, Set: 21:32. Civil Dark: 16:40 - 07:02. Nautical Dark: 17:22 - 06:20. Astro Dark: 18:01 - 05:41

Total Clouds (% Sky Obscured)

5
11
17
23
39
54
67
73
80
87
86
84
83
84
88
87
91
96
100
96
97
98
97
97

Low Clouds (% Sky Obscured)

0
0
0
0
14
26
34
25
15
6
24
45
68
67
58
43
61
79
97
96
97
98
97
97

Medium Clouds (% Sky Obscured)

5
11
17
22
18
14
7
7
6
7
8
9
15
47
60
68
68
69
60
39
22
16
15
14

High Clouds (% Sky Obscured)

5
11
11
8
3
3
2
3
7
10
40
70
83
83
66
49
66
83
100
96
92
80
70
59

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
3
5
5
6
6
5
19
26
22
33
42

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
74
75
75
78
80
82
86
86
86
88
88
89
91
89
89
91
90
90
90
90
90
93
88

Pressure (mb)

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

Ozone (du)

285
284
283
283
282
281
280
279
278
278
278
277
277
276
275
275
274
274
274
274
273
272
272
272

Thursday 27

Waxing Crescent 44%

12:47

22:50

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: 07:42, Set: 16:01, Transit: 11:51. Moon - Rise: 12:47, Set: 22:50. Civil Dark: 16:39 - 07:04. Nautical Dark: 17:21 - 06:22. Astro Dark: 18:01 - 05:42

Total Clouds (% Sky Obscured)

96
89
81
73
81
88
96
96
96
92
89
87
79
77
77
81
70
57
51

Low Clouds (% Sky Obscured)

96
89
79
69
72
76
79
80
76
69
66
66
67
64
65
70
70
57
51

Medium Clouds (% Sky Obscured)

18
17
17
5
4
4
4
4
4
5
5
5
5
8
16
29
34
57
51

High Clouds (% Sky Obscured)

51
45
35
26
40
51
58
49
49
49
53
58
76
77
77
81
70
57
39

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
Very Light Rain

Precipitation Probability (%)

44
32
22
7
10
9
7
8
8
3
5
5
2
6
10
15
41
54
64

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

10
11
9
8
7
7
7
7
7
8
8
8
8
8
8
8
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
9
9
9
10
10
10
9
9
8
8
7
8
6
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

82
80
81
84
87
88
90
91
91
91
91
91
91
91
91
93
93
93
93

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017

Ozone (du)

272
272
271
270
269
268
267
266
265
265
264
264
264
264
266
267
269
268
266

Forecast for Crondall, Hampshire, United Kingdom (51.23,-0.86)

Generated: 21/11/25 11:21:06. Forecast: 21/11/25 to 27/11/25. Timezone: UTC+0.00