Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 20%

08:08

21:28

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:59, Set: 17:25, Transit: 12:12. Moon - Rise: 08:08, Set: 21:28. Civil Dark: 17:59 - 06:25. Nautical Dark: 18:36 - 05:46. Astro Dark: 19:15 - 05:08

Total Clouds (% Sky Obscured)

81
68
91
100
100
98
100
100
100
98
98
100
100
100
100
100
79
92
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
51
58
47
39
43
49
43
48
56
63
74
65
60
58
65
79
70
85
65
83
62
70
57

Medium Clouds (% Sky Obscured)

67
0
2
72
58
95
94
99
100
98
98
100
100
100
100
98
0
85
12
33
35
81
100
48

High Clouds (% Sky Obscured)

0
40
91
100
100
47
100
100
100
62
4
94
100
80
100
100
22
58
99
100
83
53
100
96

ISS Passover

Visibility (miles)

5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8

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

Precipitation Probability (%)

59
0
0
0
0
2
0
0
3
30
33
21
4
1
1
1
0
0
0
10
2
40
62
58

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3

Wind Speed/Direction (mph)

17
17
17
14
14
13
13
13
13
13
12
11
12
11
11
11
12
12
13
10
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
7
7
6
6
6
6
6
6
6
5
7
7
7
7
7
8
8
9
11
11
11
11
11

Relative Humidity (%)

84
80
82
84
84
87
87
87
85
85
82
91
90
88
87
87
87
84
81
86
84
84
90
93

Pressure (mb)

1013
1014
1014
1015
1016
1016
1017
1018
1018
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1020
1020
1019
1019

Ozone (du)

357
355
344
340
342
342
339
336
332
331
330
340
335
333
329
327
325
321
320
319
314
310
308
307

Saturday 21

Waxing Crescent 30%

08:24

22:54

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:57, Set: 17:27, Transit: 12:12. Moon - Rise: 08:24, Set: 22:54. Civil Dark: N/A - 06:23. Nautical Dark: 18:38 - 05:44. Astro Dark: 19:16 - 05:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
100
100
100
100
100
100
90
60
46
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
75
57
62
71
98
79
84
74
88
93
95
88
80
100
83
49
57
38
36
50
54
51
40

Medium Clouds (% Sky Obscured)

92
100
98
83
67
25
29
29
23
99
89
99
48
70
94
88
18
18
0
0
0
2
24
93

High Clouds (% Sky Obscured)

100
100
100
91
100
99
100
58
73
58
100
100
100
100
84
100
87
1
18
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
Light Rain
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

36
29
11
5
8
7
1
14
72
44
18
19
53
44
10
3
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.5
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
14
14
15
15
14
14
13
14
14
14
13
14
13
12
13
13
13
12
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
92
90
93
87
86
87
90
93
92
92
92
91
88
80
77
71
64
60
61
62
64
72

Pressure (mb)

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

Ozone (du)

306
309
315
316
321
322
322
323
324
328
336
343
349
355
355
358
367
370
368
364
359
357
358
367

Sunday 22

Waxing Crescent 41%

08:45

00:22

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:55, Set: 17:29, Transit: 12:12. Moon - Rise: 08:45, Set: 00:22. Civil Dark: 18:01 - 06:21. Nautical Dark: 18:39 - 05:43. Astro Dark: 19:18 - 05:04

Total Clouds (% Sky Obscured)

98
98
100
100
100
82
69
69
82
80
75
78
99
100
100
100
100
90
85
81
78
84
90
97

Low Clouds (% Sky Obscured)

44
35
32
37
48
68
49
50
63
61
47
60
72
72
66
80
63
57
55
48
47
50
52
56

Medium Clouds (% Sky Obscured)

98
80
19
0
0
40
33
3
27
3
58
60
65
75
7
3
9
8
22
17
51
67
65
48

High Clouds (% Sky Obscured)

85
94
100
100
100
45
45
45
40
45
53
42
97
96
96
99
93
74
67
59
54
42
31
17

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
29
46
38
28
8
28
14
8
10
29
16
9

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

Chance of Frost

Temperature (°C)

12
11
10
10
10
9
9
9
9
9
9
9
9
9
9
10
10
11
12
12
13
13
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
81
85
84
82
81
82
82
84
84
84
84
82
85
87
88
91
93
90
92
90
90
90
92

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1015
1014
1014
1015
1014
1014
1014
1014
1013
1013
1013
1013
1013

Ozone (du)

378
384
379
370
364
363
360
358
356
358
362
367
364
359
357
355
355
352
351
352
350
348
350
348

Monday 23

Waxing Crescent 53%

09:15

01:50

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:53, Set: 17:31, Transit: 12:12. Moon - Rise: 09:15, Set: 01:50. Civil Dark: 18:03 - 06:19. Nautical Dark: 18:41 - 05:41. Astro Dark: 19:20 - 05:02

Total Clouds (% Sky Obscured)

98
99
100
98
96
95
77
61
76
70
81
99
85
75
84
83
88
69
75
77
96
100
95
100

Low Clouds (% Sky Obscured)

62
69
75
78
81
85
70
61
59
66
75
82
83
75
74
68
67
62
50
45
40
29
17
6

Medium Clouds (% Sky Obscured)

78
77
66
46
47
40
27
32
40
29
32
30
23
13
3
32
47
37
44
51
77
44
35
71

High Clouds (% Sky Obscured)

46
74
100
79
56
40
29
16
18
30
55
87
49
26
27
23
24
24
45
61
91
99
94
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 (%)

28
36
39
23
9
0
2
1
0
1
2
0
2
0
0
0
0
0
0
1
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
13
13
13
13
13
12
12
12
11
11
11
11
11
11
11
12
12
13
13
13
12
11
10

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
10
10
10
9
9
9
10
11
11
12
12
13
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
87
88
87
90
86
84
85
88
88
88
87
87
87
85
82
77
70
61
57
56
60
65
68

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

347
347
348
347
346
345
344
344
345
345
346
346
347
347
346
348
352
353
352
349
349
350
352
352

Tuesday 24

First Quarter 53%

09:59

03:13

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:51, Set: 17:32, Transit: 12:12. Moon - Rise: 09:59, Set: 03:13. Civil Dark: 18:04 - 06:17. Nautical Dark: 18:43 - 05:39. Astro Dark: 19:21 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
99
99
98
97
95
94
95
96
97
77
63
47
53
59
80
82
78
74
74
74
57

Low Clouds (% Sky Obscured)

14
24
32
46
60
74
77
81
84
70
57
43
52
52
47
53
59
80
81
69
57
56
52
43

Medium Clouds (% Sky Obscured)

66
69
76
31
22
23
23
33
42
40
38
36
28
21
14
10
10
7
5
3
1
2
2
2

High Clouds (% Sky Obscured)

100
99
99
95
93
91
67
42
25
39
65
85
21
16
11
31
40
56
37
20
0
1
3
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
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
2
2
0
0
0
0
0
2
1
0
3
2
11
14
18
12
4
1
7
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
7
7
8
8
8
7
15
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

71
71
71
73
74
76
78
80
81
82
82
82
82
78
76
72
65
60
54
55
56
57
63
72

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

354
355
357
359
361
363
363
365
366
365
365
363
362
362
361
361
362
364
365
363
362
360
360
360

Wednesday 25

Waxing Gibbous 65%

11:02

04:21

18 Bad
19 OK
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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 06:48, Set: 17:34, Transit: 12:11. Moon - Rise: 11:02, Set: 04:21. Civil Dark: 18:06 - 06:15. Nautical Dark: 18:45 - 05:36. Astro Dark: 19:23 - 04:58

Total Clouds (% Sky Obscured)

44
43
43
59
74
90
95
98
99
98
97
94
81
70
57
68
84
97
99
98
99
99
100
100

Low Clouds (% Sky Obscured)

37
42
43
50
57
65
74
89
89
93
88
83
73
62
52
53
54
54
60
65
71
74
78
82

Medium Clouds (% Sky Obscured)

1
0
0
4
9
13
38
58
72
71
74
87
58
33
8
10
9
10
34
54
76
85
92
98

High Clouds (% Sky Obscured)

5
6
7
10
9
12
7
12
13
40
67
86
56
28
0
18
37
70
77
81
87
92
97
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
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

5
3
1
2
1
0
1
1
1
7
6
4
3
0
0
5
6
1
15
33
56
74
82
76

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

11
10
9
9
9
9
8
8
9
9
10
11
12
12
13
13
14
15
16
16
15
15
16
16

Chance of Frost

Temperature (°C)

12
11
11
10
10
10
10
10
10
10
10
10
10
10
11
11
11
11
11
12
12
12
11
11

Feels Like (°C)

15
11
11
12
12
12
11
8
8
8
8
8
8
8
8
8
8
9
9
8
7
6
7
8

Dew Point (°C)

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

Relative Humidity (%)

80
80
81
81
83
84
84
84
85
88
85
84
82
83
81
81
79
77
77
76
75
73
73
73

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1011
1011
1010

Ozone (du)

360
361
363
364
366
367
369
372
376
380
391
402
413
412
411
410
400
390
380
373
366
359
357
355

Thursday 26

Waxing Gibbous 76%

12:20

05:11

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
11 Bad

Sun - Rise: 06:46, Set: 17:36, Transit: 12:11. Moon - Rise: 12:20, Set: 05:11. Civil Dark: 18:08 - 06:13. Nautical Dark: 18:46 - 05:34. Astro Dark: 19:25 - 04:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
96
94
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
94
96
85
81
79
73
67
65
69
75
80
80
80
78
77
76
72

Medium Clouds (% Sky Obscured)

89
79
70
77
86
100
98
96
94
96
97
98
87
72
55
45
40
45

High Clouds (% Sky Obscured)

100
100
100
100
100
100
90
79
66
77
88
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

71
61
34
29
17
7
21
23
20
38
40
40
60
69
74
80
84
85

Precipitation Amount (mm)

0.3
0.2
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.5
0.6
0.5

Wind Speed/Direction (mph)

17
17
16
16
15
15
14
13
12
11
10
9
8
7
6
5
6
7

Chance of Frost

Temperature (°C)

11
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Feels Like (°C)

8
6
6
6
6
6
6
6
6
6
7
7
7
7
7
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

74
76
78
80
83
84
85
85
87
87
90
90
93
93
95
95
93
95

Pressure (mb)

1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1009
1009
1009
1009
1010

Ozone (du)

353
350
348
345
343
340
338
335
332
329
326
323
320
319
317
316
315
315

Forecast for Sutton at Hone, Kent, United Kingdom (51.41,0.23)

Generated: 20/02/26 18:30:49. Forecast: 20/02/26 to 26/02/26. Timezone: UTC+0.00