Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 17%

05:55

12:53

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: 07:07, Set: 17:23, Transit: 12:16. Moon - Rise: 05:55, Set: 12:53. Civil Dark: 17:58 - 06:33. Nautical Dark: 18:37 - 05:53. Astro Dark: 19:16 - 05:14

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
99
100
100
99
98
99
100
100
100
97
100
88
84
94
100
100
93

Low Clouds (% Sky Obscured)

0
0
0
0
8
27
0
6
81
26
6
10
87
100
100
100
46
100
25
38
86
100
100
91

Medium Clouds (% Sky Obscured)

7
35
95
94
100
99
99
99
98
96
93
95
73
23
18
19
7
16
18
18
22
21
34
34

High Clouds (% Sky Obscured)

99
100
100
100
100
100
100
48
96
98
96
92
96
95
95
95
95
90
84
75
55
31
23
4

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

Precipitation Probability (%)

0
0
0
0
0
19
32
39
33
14
0
0
6
6
3
3
4
6
8
8
6
5
5
5

Precipitation Amount (mm)

0
0
0
0
0
0.03
0.14
0.21
0.13
0.03
0
0
0.01
0.01
0.02
0.03
0.03
0.04
0.05
0.05
0.03
0.01
0.01
0.01

Wind Speed/Direction (mph)

11
12
13
15
17
17
17
17
17
16
16
17
18
19
19
18
18
19
20
20
20
21
21
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
80
82
83
85
88
90
87
83
81
83
85
86
86
84
83
83
83
84
83
83
84
85

Pressure (mb)

1021
1021
1021
1021
1021
1020
1019
1018
1017
1016
1015
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1009
1008
1007

Ozone (du)

333
328
326
326
326
324
322
320
319
318
317
315
314
313
313
314
315
315
315
315
315
314
314
313

Thursday 20

Waning Crescent 10%

06:34

13:52

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

Sun - Rise: 07:05, Set: 17:25, Transit: 12:16. Moon - Rise: 06:34, Set: 13:52. Civil Dark: 18:00 - 06:31. Nautical Dark: 18:39 - 05:51. Astro Dark: 19:18 - 05:12

Total Clouds (% Sky Obscured)

100
98
100
100
100
100
100
100
26
5
1
0
0
0
0
0
91
37
0
13
27
38
31
59

Low Clouds (% Sky Obscured)

100
95
100
100
98
77
2
20
21
4
1
0
0
0
0
0
0
0
0
0
0
1
3
1

Medium Clouds (% Sky Obscured)

52
96
98
100
100
100
100
100
19
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
1
9
100
100
0
0
0
0
0
0
0
0
91
37
0
13
27
38
30
59

ISS Passover

Visibility (miles)

10
10
10
8
5
4
4
5
8
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
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 (%)

5
10
41
68
75
75
59
51
39
23
12
8
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.02
0.13
0.5
0.85
0.73
0.45
0.28
0.17
0.09
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

23
24
25
26
27
25
23
21
20
19
18
17
17
16
16
16
16
15
15
15
15
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
6
10
5
4
1
-0
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-1

Dew Point (°C)

7
7
8
8
8
6
5
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1

Relative Humidity (%)

86
85
86
88
89
88
89
88
85
80
79
80
81
81
82
82
83
84
84
84
84
83
83
85

Pressure (mb)

1007
1006
1005
1005
1004
1005
1007
1009
1011
1013
1015
1016
1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1024
1024

Ozone (du)

313
314
314
316
322
336
353
369
379
386
392
398
402
402
394
382
371
365
360
356
353
350
349
349

Friday 21

Waning Crescent 5%

07:05

14:56

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: 07:03, Set: 17:27, Transit: 12:16. Moon - Rise: 07:05, Set: 14:56. Civil Dark: 18:01 - 06:29. Nautical Dark: 18:41 - 05:50. Astro Dark: 19:20 - 05:10

Total Clouds (% Sky Obscured)

57
52
98
100
98
98
98
98
98
98
94
94
94
94
94
94
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
0
24
12
22
22
22
22
22
22
65
65
65
65
65
65
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

17
2
5
27
67
67
67
67
67
67
1
1
1
1
1
1
73
73
73
73
73
73
100
100

High Clouds (% Sky Obscured)

47
51
98
100
98
98
98
98
98
98
88
88
88
88
88
88
77
77
77
77
77
77
45
45

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
3
3
2
0
0
0
0
0
3
6
8
9
12
14
12

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
0.04
0.06
0.09
0.14
0.16
0.13

Wind Speed/Direction (mph)

17
19
20
22
23
23
23
22
21
20
19
21
23
25
26
27
27
27
27
26
26
26
25
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
85
81
78
75
73
72
71
71
72
74
74
74
73
72
72
73
75
77
80
83
85
86

Pressure (mb)

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

Ozone (du)

350
349
346
342
339
340
342
344
346
347
346
342
337
333
331
330
329
327
324
321
320
318
317
318

Saturday 22

Waning Crescent 1%

07:29

16:04

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: 07:01, Set: 17:29, Transit: 12:16. Moon - Rise: 07:29, Set: 16:04. Civil Dark: 18:03 - 06:27. Nautical Dark: 18:42 - 05:48. Astro Dark: 19:21 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
67
67
67
67
67
67
88
88
88
88
88
88
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
59
59
59
59
59
59
1
1
1
1
1
1
11
11
11
11
11
11
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
7
7
7
7
7
7
1
1
1
1
1
1
11
11
11
11
11
11
65
65

High Clouds (% Sky Obscured)

45
45
45
45
20
20
20
20
20
20
88
88
88
88
88
88
100
100
100
100
100
100
84
84

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
5
4
4
6
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

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

Precipitation Probability (%)

7
6
5
5
5
4
0
0
0
3
4
4
5
5
4
0
0
9
20
40
59
69
71
70

Precipitation Amount (mm)

0.1
0.09
0.09
0.07
0.05
0.02
0
0
0
0.01
0.01
0.01
0.02
0.01
0.01
0
0
0.01
0.06
0.19
0.48
0.96
1.32
1.26

Wind Speed/Direction (mph)

22
21
22
23
24
23
22
22
21
21
21
20
18
18
17
17
17
19
22
24
23
20
20
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
11
12
12
12
11
10
6
6
5
5
5
5
5
6
6
10
10
10
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

84
81
78
73
69
66
65
66
69
70
72
74
75
76
75
73
74
76
82
87
89
90
91
91

Pressure (mb)

1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1021
1020
1019
1018
1017
1015
1014
1014
1013
1013

Ozone (du)

320
321
322
323
324
326
328
330
332
335
337
340
344
346
347
347
346
344
342
341
340
339
340
342

Sunday 23

New Moon 0%

07:50

17:13

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: 06:59, Set: 17:31, Transit: 12:16. Moon - Rise: 07:50, Set: 17:13. Civil Dark: 18:05 - 06:25. Nautical Dark: 18:44 - 05:46. Astro Dark: 19:23 - 05:06

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
99
99
99
99
99
99
99
99
99
70
70
70
70
70
70
58
58

Low Clouds (% Sky Obscured)

100
100
100
100
95
95
95
95
95
95
91
91
91
91
91
91
70
70
70
70
70
70
58
58

Medium Clouds (% Sky Obscured)

65
65
65
65
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

84
84
84
84
92
92
92
92
92
92
94
94
94
94
94
94
0
0
0
0
0
0
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

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

Precipitation Probability (%)

69
63
47
24
7
4
6
6
6
6
5
3
0
0
0
0
0
0
3
3
3
3
0
0

Precipitation Amount (mm)

0.97
0.69
0.41
0.17
0.07
0.04
0.04
0.04
0.03
0.03
0.02
0.01
0
0
0
0
0
0
0.02
0.03
0.02
0.01
0
0

Wind Speed/Direction (mph)

26
28
26
23
20
20
20
20
17
13
10
8
6
5
6
7
8
8
9
10
12
14
15
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
86
84
81
79
75
71
69
70
70
72
74
77
79
79
78
78
81
84
85
85
84
83
80

Pressure (mb)

1013
1013
1014
1015
1016
1017
1019
1020
1021
1022
1024
1025
1025
1026
1026
1026
1026
1025
1025
1024
1023
1021
1020
1019

Ozone (du)

345
348
352
357
361
365
367
369
368
365
363
361
360
359
358
358
358
356
354
352
350
349
348
348

Monday 24

Waxing Crescent 1%

08:07

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: 06:57, Set: 17:33, Transit: 12:16. Moon - Rise: 08:07, Set: 18:21. Civil Dark: 18:07 - 06:23. Nautical Dark: 18:46 - 05:43. Astro Dark: 19:25 - 05:04

Total Clouds (% Sky Obscured)

58
58
58
58
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
58
58
58
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
84
84
84
84
84
84
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
88
88
88
88
88
88
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
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
None
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
3
3
3
0
0
0
4
6
10
18
21
13
8
5
6
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.01
0.01
0.01
0
0
0
0.01
0.02
0.04
0.09
0.12
0.11
0.07
0.04
0.02
0
0
0

Wind Speed/Direction (mph)

19
20
22
23
25
26
27
27
26
25
24
24
23
23
22
21
20
19
17
15
14
13
14
15

Chance of Frost

Temperature (°C)

7
7
8
9
10
11
13
13
13
12
11
11
10
10
10
9
9
8
7
6
6
5
4
4

Feels Like (°C)

3
3
4
5
6
11
13
13
13
12
11
11
6
6
6
6
5
4
3
2
2
1
-0
-0

Dew Point (°C)

3
3
4
6
7
8
8
9
8
7
6
6
6
5
5
5
5
4
3
2
1
1
2
1

Relative Humidity (%)

78
76
78
79
80
78
75
73
73
73
73
73
75
75
75
74
74
73
72
72
75
80
83
81

Pressure (mb)

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

Ozone (du)

348
348
347
346
346
347
349
351
352
354
353
350
344
342
344
350
354
354
354
354
354
355
358
363

Tuesday 25

Waxing Crescent 4%

08:07

19:28

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 OK
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 OK
07 OK

Sun - Rise: 06:54, Set: 17:34, Transit: 12:15. Moon - Rise: 08:07, Set: 19:28. Civil Dark: 18:08 - 06:20. Nautical Dark: 18:48 - 05:41. Astro Dark: 19:27 - 05:02

Total Clouds (% Sky Obscured)

100
100
100
100
23
23
23
23
23
23
88
88
88
88
88
88
72
72
72
72
72
72
16
16

Low Clouds (% Sky Obscured)

100
100
100
100
22
22
22
22
22
22
6
6
6
6
6
6
58
58
58
58
58
58
13
13

Medium Clouds (% Sky Obscured)

100
100
100
100
11
11
11
11
11
11
86
86
86
86
86
86
47
47
47
47
47
47
6
6

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
6
3
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

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

Precipitation Probability (%)

0
0
0
0
0
13
25
31
28
16
8
5
0
0
0
5
6
6
4
4
0
0
7
23

Precipitation Amount (mm)

0
0
0
0
0
0.02
0.11
0.19
0.14
0.06
0.02
0.01
0
0
0
0.02
0.03
0.02
0.01
0.01
0
0
0.01
0.25

Wind Speed/Direction (mph)

18
19
20
21
21
23
25
26
24
22
20
20
21
21
21
21
20
20
20
20
18
17
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
73
69
65
62
62
64
66
69
68
67
65
65
65
64
63
62
61
61
62
67
75
82
84

Pressure (mb)

1004
1004
1004
1004
1004
1003
1003
1002
1002
1003
1003
1003
1004
1004
1004
1005
1005
1005
1005
1005
1005
1004
1004
1004

Ozone (du)

371
377
382
387
391
397
404
410
413
416
417
417
416
414
412
409
406
404
402
401
401
403
402
398

Forecast for Bletchley, Milton Keynes, UK (51.99,-0.74)

Generated: 19/02/20 08:51:44. Forecast: 19/02/20 to 25/02/20. Timezone: UTC+0.00