Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 17%

05:52

12:55

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
07 Bad

Sun - Rise: 07:06, Set: 17:24, Transit: 12:16. Moon - Rise: 05:52, Set: 12:55. Civil Dark: 17:58 - 06:32. Nautical Dark: 18:37 - 05:53. Astro Dark: 19:16 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
99
99
98
100
99
99
99
99
97
98
88
90
99
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
2
89
81
18
2
11
6
99
88
56
88
98
79
91
76
84
98
98

Medium Clouds (% Sky Obscured)

1
34
75
95
99
100
100
98
100
88
95
89
17
18
54
46
28
73
25
16
22
32
97
93

High Clouds (% Sky Obscured)

100
100
100
100
100
100
82
87
96
98
98
97
97
97
97
98
97
95
91
85
48
34
40
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

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

Precipitation Probability (%)

0
0
0
6
14
24
43
49
44
20
8
5
3
3
3
3
4
7
10
14
15
15
14
12

Precipitation Amount (mm)

0
0
0
0.01
0.03
0.1
0.26
0.37
0.25
0.09
0.03
0.01
0.01
0.01
0.01
0.01
0.02
0.04
0.07
0.11
0.12
0.13
0.12
0.08

Wind Speed/Direction (mph)

11
11
12
14
14
14
14
14
14
14
15
15
15
15
16
16
16
16
17
17
18
18
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
78
81
84
87
90
91
88
85
84
85
86
87
86
85
84
85
85
86
85
85
85
88

Pressure (mb)

1022
1022
1022
1022
1022
1021
1020
1020
1019
1018
1017
1017
1016
1016
1015
1015
1014
1013
1012
1012
1011
1010
1010
1009

Ozone (du)

333
330
328
326
324
322
321
319
318
317
316
314
312
311
312
313
315
315
314
314
315
316
316
315

Thursday 20

Waning Crescent 10%

06:32

13:54

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

Sun - Rise: 07:04, Set: 17:26, Transit: 12:16. Moon - Rise: 06:32, Set: 13:54. Civil Dark: 18:00 - 06:30. Nautical Dark: 18:39 - 05:51. Astro Dark: 19:17 - 05:13

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
16
36
0
0
0
0
0
0
57
9
0
26
26
34
31
41

Low Clouds (% Sky Obscured)

98
100
99
100
91
94
15
16
15
20
0
0
0
0
0
0
0
0
0
1
1
0
0
0

Medium Clouds (% Sky Obscured)

88
79
98
100
100
100
100
100
7
27
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
9
42
0
0
91
100
0
0
0
0
0
0
0
0
57
9
0
25
25
34
31
41

ISS Passover

Visibility (miles)

10
10
10
7
4
2
1
2
6
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

7
12
51
75
80
76
56
39
30
23
17
7
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.04
0.05
0.18
0.53
0.82
0.72
0.51
0.39
0.26
0.13
0.06
0.02
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
22
24
25
24
23
21
19
18
16
16
15
15
14
14
14
14
13
13
13
13
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
6
10
6
5
3
2
1
0
-0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-0

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
93
93
90
86
82
80
77
77
77
76
76
77
79
81
81
81
81
82
83
84
85

Pressure (mb)

1009
1008
1007
1006
1006
1007
1008
1010
1012
1014
1016
1018
1019
1020
1021
1022
1023
1023
1024
1025
1025
1025
1025
1026

Ozone (du)

313
312
311
312
316
326
339
352
363
374
382
389
394
395
390
382
374
367
360
354
350
347
345
344

Friday 21

Waning Crescent 5%

07:03

14:58

08 OK
09 Good
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

Sun - Rise: 07:02, Set: 17:28, Transit: 12:16. Moon - Rise: 07:03, Set: 14:58. Civil Dark: 18:02 - 06:28. Nautical Dark: 18:41 - 05:49. Astro Dark: 19:19 - 05:11

Total Clouds (% Sky Obscured)

18
10
62
100
100
100
100
100
100
100
96
96
96
96
96
96
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
1
15
83
83
83
83
83
83
47
47
47
47
47
47
100
100
100
100
100
100
39
39

Medium Clouds (% Sky Obscured)

2
1
1
26
16
16
16
16
16
16
3
3
3
3
3
3
19
19
19
19
19
19
100
100

High Clouds (% Sky Obscured)

16
9
61
100
100
100
100
100
100
100
94
94
94
94
94
94
38
38
38
38
38
38
7
7

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0.01
0.01
0.01
0.03
0.06
0.09
0.07

Wind Speed/Direction (mph)

15
16
17
19
20
20
21
21
20
20
20
20
21
21
21
21
22
22
23
23
23
22
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
1
2
3
5
6
10
11
11
6
5
5
4
4
5
5
5
5
5
6
10
10
11
11

Dew Point (°C)

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

Relative Humidity (%)

84
82
80
77
75
71
69
67
68
70
72
74
76
76
75
74
74
74
74
75
77
79
82
85

Pressure (mb)

1026
1026
1026
1026
1025
1025
1024
1023
1023
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

344
344
342
341
340
342
345
347
349
349
348
344
338
333
330
329
327
324
322
319
318
316
315
316

Saturday 22

Waning Crescent 1%

07:28

16:06

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
07 Bad

Sun - Rise: 07:00, Set: 17:30, Transit: 12:16. Moon - Rise: 07:28, Set: 16:06. Civil Dark: 18:04 - 06:26. Nautical Dark: 18:42 - 05:47. Astro Dark: 19:21 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
88
88
88
88
88
88
81
81
81
81
81
81
100
100
100
100
100
100
98
98

Low Clouds (% Sky Obscured)

39
39
39
39
82
82
82
82
82
82
1
1
1
1
1
1
7
7
7
7
7
7
98
98

Medium Clouds (% Sky Obscured)

100
100
100
100
0
0
0
0
0
0
2
2
2
2
2
2
3
3
3
3
3
3
23
23

High Clouds (% Sky Obscured)

7
7
7
7
38
38
38
38
38
38
81
81
81
81
81
81
100
100
100
100
100
100
51
51

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

6
6
6
6
5
3
3
3
3
3
3
0
0
0
0
5
7
11
19
30
50
62
69
69

Precipitation Amount (mm)

0.05
0.04
0.03
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0.01
0.02
0.04
0.07
0.14
0.33
0.64
0.83
0.65

Wind Speed/Direction (mph)

21
21
20
20
19
19
19
19
19
18
17
16
15
15
15
15
15
16
17
19
21
23
25
25

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
11
11
11
11
11
11
10
7
7
7
7
7
7
7
10
10
11
12
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

85
85
83
80
78
76
73
72
72
72
72
72
71
71
71
72
74
76
79
82
84
86
88
90

Pressure (mb)

1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1020
1018
1017
1016
1015
1015
1015

Ozone (du)

317
319
319
319
320
322
324
326
328
329
331
334
338
341
343
344
345
344
343
341
340
340
340
341

Sunday 23

New Moon 0%

07:48

17:14

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
07 Bad

Sun - Rise: 06:58, Set: 17:31, Transit: 12:16. Moon - Rise: 07:48, Set: 17:14. Civil Dark: 18:05 - 06:24. Nautical Dark: 18:44 - 05:45. Astro Dark: 19:23 - 05:07

Total Clouds (% Sky Obscured)

98
98
98
98
84
84
84
84
84
84
90
90
90
90
90
90
77
77
77
77
77
77
58
58

Low Clouds (% Sky Obscured)

98
98
98
98
26
26
26
26
26
26
77
77
77
77
77
77
77
77
77
77
77
77
58
58

Medium Clouds (% Sky Obscured)

23
23
23
23
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

51
51
51
51
78
78
78
78
78
78
56
56
56
56
56
56
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

62
50
43
34
22
9
7
5
4
4
3
2
0
0
2
2
2
2
2
2
2
3
3
3

Precipitation Amount (mm)

0.38
0.25
0.25
0.29
0.28
0.18
0.08
0.03
0.02
0.02
0.02
0.01
0
0
0.01
0.03
0.05
0.04
0.02
0.02
0.02
0.02
0.02
0.01

Wind Speed/Direction (mph)

26
25
24
22
21
20
20
19
16
13
9
8
8
7
7
7
7
7
7
8
9
11
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
12
12
12
11
11
11
10
6
5
5
5
4
4
4
4
4
4
4
4
4
4
4

Dew Point (°C)

11
11
11
10
9
8
7
5
4
4
3
2
2
2
2
2
2
2
3
4
4
4
4
4

Relative Humidity (%)

91
91
91
89
85
80
74
69
68
69
70
71
73
74
74
73
74
76
79
81
81
81
81
81

Pressure (mb)

1015
1015
1016
1017
1017
1018
1019
1020
1022
1023
1024
1025
1026
1026
1027
1027
1027
1026
1025
1025
1024
1023
1022
1021

Ozone (du)

342
344
346
349
351
356
361
365
366
366
365
363
360
358
358
357
357
357
356
354
352
350
349
348

Monday 24

Waxing Crescent 1%

08:06

18:21

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
07 Bad

Sun - Rise: 06:56, Set: 17:33, Transit: 12:15. Moon - Rise: 08:06, Set: 18:21. Civil Dark: 18:07 - 06:22. Nautical Dark: 18:46 - 05:43. Astro Dark: 19:24 - 05:05

Total Clouds (% Sky Obscured)

58
58
58
58
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
58
58
58
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100
100
100
99
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98
98
98
98
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
3
4
4
5
6
6
4
4
3
3
0
0
5
11
20
27
35
32
22
14
7
6

Precipitation Amount (mm)

0
0
0.01
0.03
0.06
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
0
0.01
0.06
0.13
0.17
0.22
0.24
0.16
0.06
0.02
0.01

Wind Speed/Direction (mph)

16
17
19
19
20
20
20
20
20
20
20
20
20
20
20
19
18
17
15
13
13
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
5
6
10
11
12
12
13
13
12
12
11
10
6
6
6
6
5
5
4
4
3
2

Dew Point (°C)

4
5
5
6
7
8
9
9
10
10
9
8
7
6
6
6
5
5
5
4
4
3
3
2

Relative Humidity (%)

81
80
81
81
82
83
83
83
81
80
79
79
77
76
76
75
75
76
77
78
77
76
75
74

Pressure (mb)

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

Ozone (du)

348
348
347
345
344
345
346
348
350
352
352
349
345
342
342
344
347
351
356
360
360
359
359
361

Tuesday 25

Waxing Crescent 4%

08:06

19:28

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

Sun - Rise: 06:53, Set: 17:35, Transit: 12:15. Moon - Rise: 08:06, Set: 19:28. Civil Dark: 18:09 - 06:20. Nautical Dark: 18:47 - 05:41. Astro Dark: 19:26 - 05:03

Total Clouds (% Sky Obscured)

100
100
100
100
26
26
26
26
26
26
72
72
72
72
72
72
31
31
31
31
31
31
1
1

Low Clouds (% Sky Obscured)

99
99
99
99
23
23
23
23
23
23
2
2
2
2
2
2
21
21
21
21
21
21
1
1

Medium Clouds (% Sky Obscured)

100
100
100
100
17
17
17
17
17
17
68
68
68
68
68
68
20
20
20
20
20
20
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
2
2
2
2
2
2
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
9
14
16
22
26
26
21
14
8
6
0
0
4
4
4
5
4
0
0
8
12

Precipitation Amount (mm)

0
0
0
0.01
0.04
0.07
0.11
0.14
0.14
0.13
0.1
0.05
0.01
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0.01
0.09

Wind Speed/Direction (mph)

16
17
18
19
20
21
22
23
22
21
20
20
20
21
21
20
20
19
18
17
16
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
72
69
64
61
60
62
64
66
65
64
64
64
64
63
62
61
61
62
63
65
67
69
73

Pressure (mb)

1006
1005
1005
1005
1005
1005
1004
1004
1004
1004
1005
1005
1006
1006
1006
1006
1006
1007
1007
1007
1006
1005
1006
1005

Ozone (du)

365
370
375
380
386
391
396
401
408
415
420
423
423
422
418
413
408
403
399
396
396
398
397
393

Forecast for Maidenhead, Windsor and Maidenhead, UK (51.50,-0.70)

Generated: 19/02/20 08:29:10. Forecast: 19/02/20 to 25/02/20. Timezone: UTC+0.00