Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 90%

18:07

03:33

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

Sun - Rise: 06:53, Set: 19:08, Transit: 13:00. Moon - Rise: 18:07, Set: 03:33. Civil Dark: 19:42 - 06:19. Nautical Dark: 20:22 - 05:39. Astro Dark: 21:05 - 04:56

Total Clouds (% Sky Obscured)

26
36
50
93
77
74
51
38
28
25
26
27
16
0
34
82
99
76
99
82
100
100
99
99

Low Clouds (% Sky Obscured)

24
33
34
70
25
52
29
20
16
20
24
27
16
0
1
8
12
2
1
2
2
2
1
1

Medium Clouds (% Sky Obscured)

8
14
40
62
69
66
37
32
23
15
11
2
1
0
0
0
0
0
0
0
0
0
4
39

High Clouds (% Sky Obscured)

0
3
1
79
30
8
12
0
0
0
0
0
0
0
34
81
99
75
99
82
100
100
99
98

ISS Passover

Visibility (miles)

7
9
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
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
None
None
None
None
None

Precipitation Probability (%)

0
100
91
28
28
24
20
15
10
7
4
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
1.77
0.34
0.17
0.15
0.11
0.08
0.06
0.04
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
20
24
26
26
26
25
23
20
17
15
13
12
11
11
11
10
10
10
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
6
6
6
6
7
7
7
7
7
6
6
6
6
6
6
5
5
5
5
5
5
5
6

Relative Humidity (%)

74
73
71
71
69
68
66
66
67
70
72
74
76
78
81
81
82
83
85
87
89
88
85
79

Pressure (mb)

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

Ozone (du)

337
335
332
329
328
328
327
324
321
319
319
320
320
317
314
310
308
306
304
302
300
298
296
294

Saturday 22

Waxing Gibbous 95%

18:32

04:39

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
08 Bad
09 Bad

Sun - Rise: 06:55, Set: 19:05, Transit: 12:59. Moon - Rise: 18:32, Set: 04:39. Civil Dark: 19:39 - 06:21. Nautical Dark: 20:20 - 05:41. Astro Dark: 21:02 - 04:58

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
15
8
73
2
3
2
1
3
2
0
4
2
3
13
16
23
34
40
49
82
100
100
100

Medium Clouds (% Sky Obscured)

75
84
91
98
94
95
97
99
100
99
99
99
98
100
100
100
97
99
100
98
99
100
100
100

High Clouds (% Sky Obscured)

98
99
99
99
98
59
52
1
75
1
61
98
76
76
14
47
68
78
86
98
95
98
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
13
20
28
38
47
51
50
52
56
66
70
72
76
77
73
70

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.02
0.05
0.11
0.24
0.39
0.47
0.52
0.59
0.73
0.91
1.14
1.54
2.12
2.48
2.09
1.47

Wind Speed/Direction (mph)

10
10
9
9
8
8
8
6
4
3
3
3
4
5
7
8
10
12
14
15
15
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
69
65
62
61
60
60
62
66
71
77
83
88
92
94
94
94
93
93
93
93
95
97
96

Pressure (mb)

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

Ozone (du)

292
290
289
288
286
285
284
282
281
280
279
279
279
279
279
280
280
279
279
279
280
281
285
290

Sunday 23

Waxing Gibbous 99%

18:55

05:47

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

Sun - Rise: 06:57, Set: 19:03, Transit: 12:59. Moon - Rise: 18:55, Set: 05:47. Civil Dark: 19:37 - 06:23. Nautical Dark: 20:17 - 05:42. Astro Dark: 20:59 - 05:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
35
97
95
20
5
11
1
0
0
0
0
0
0
0
0
2
2
2

Low Clouds (% Sky Obscured)

98
100
100
100
43
16
4
70
53
13
4
10
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

99
100
100
100
97
34
34
96
95
17
2
9
1
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
97
98
100
100
98
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2

ISS Passover

Visibility (miles)

6
4
2
1
0
1
2
2
3
4
7
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
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

67
74
79
81
81
77
68
59
40
16
6
3
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.33
2.38
4.6
6.01
4.73
2.73
1.6
0.97
0.47
0.19
0.06
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
18
22
25
24
22
20
18
15
14
13
12
11
10
9
8
8
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
94
93
92
90
86
81
79
79
80
82
84
87
87
88
88
89
91
94
95
90
82

Pressure (mb)

1005
1004
1004
1004
1006
1008
1010
1013
1016
1018
1021
1023
1025
1026
1028
1029
1030
1031
1032
1033
1033
1034
1035
1036

Ozone (du)

295
298
300
303
308
313
316
315
312
308
304
300
296
293
290
288
285
284
282
281
279
278
277
276

Monday 24

Waxing Gibbous 100%

19:16

06:57

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

Sun - Rise: 06:59, Set: 19:00, Transit: 12:59. Moon - Rise: 19:16, Set: 06:57. Civil Dark: 19:34 - 06:25. Nautical Dark: 20:15 - 05:44. Astro Dark: 20:57 - 05:02

Total Clouds (% Sky Obscured)

2
2
2
45
45
45
45
45
45
21
21
21
21
21
21
1
1
1
1
1
1
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
3
3
3
3
3
3
11
11
11
11
11
11
1
1
1
1
1
1
0
0
0

Medium 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

High Clouds (% Sky Obscured)

2
2
2
43
43
43
43
43
43
13
13
13
13
13
13
0
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

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
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
7
8
8
9
8
7
7
6
6
6
4
3
3
2
2
2
2
3
3
4
4

Chance of Frost

Temperature (°C)

9
10
11
11
11
12
12
12
11
10
8
7
6
5
4
4
4
4
3
3
2
2
4
7

Feels Like (°C)

7
8
11
11
11
12
12
12
11
8
7
6
4
4
4
3
4
4
3
3
2
1
2
5

Dew Point (°C)

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

Relative Humidity (%)

76
72
69
67
65
64
64
66
70
74
78
81
84
87
88
87
87
87
88
89
90
90
86
78

Pressure (mb)

1037
1037
1037
1038
1038
1038
1038
1038
1038
1038
1039
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040
1040

Ozone (du)

275
274
272
271
271
270
270
270
271
271
272
272
273
273
273
273
272
272
272
271
270
269
268
268

Tuesday 25

Full Moon 99%

19:35

08:07

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

Sun - Rise: 07:00, Set: 18:58, Transit: 12:58. Moon - Rise: 19:35, Set: 08:07. Civil Dark: 19:32 - 06:26. Nautical Dark: 20:12 - 05:46. Astro Dark: 20:54 - 05:04

Total Clouds (% Sky Obscured)

0
0
0
23
23
23
23
23
23
3
3
3
3
3
3
15
15
15
15
15
15
1
1
1

Low Clouds (% Sky Obscured)

0
0
0
23
23
23
23
23
23
3
3
3
3
3
3
0
0
0
0
0
0
0
0
0

Medium 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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
15
15
15
15
15
1
1
1

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
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)

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

Chance of Frost

Temperature (°C)

9
11
12
13
14
15
14
14
12
11
10
9
8
8
7
7
6
5
5
4
3
3
5
8

Feels Like (°C)

8
11
12
13
14
15
14
14
12
11
9
8
7
6
5
5
5
4
3
2
1
1
3
6

Dew Point (°C)

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

Relative Humidity (%)

72
67
62
58
55
54
55
58
64
68
72
75
77
79
81
81
82
83
85
87
91
91
87
81

Pressure (mb)

1040
1039
1039
1039
1038
1037
1036
1036
1035
1035
1035
1035
1035
1035
1034
1034
1034
1033
1033
1032
1032
1032
1031
1031

Ozone (du)

267
267
266
266
265
265
265
264
263
262
261
261
260
259
257
256
256
256
256
256
256
256
255
255

Wednesday 26

Waning Gibbous 96%

19:56

09:19

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

Sun - Rise: 07:02, Set: 18:56, Transit: 12:58. Moon - Rise: 19:56, Set: 09:19. Civil Dark: 19:30 - 06:28. Nautical Dark: 20:10 - 05:48. Astro Dark: 20:51 - 05:06

Total Clouds (% Sky Obscured)

1
1
1
16
16
16
16
16
16
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1

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
1
1
1

Medium 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

High Clouds (% Sky Obscured)

1
1
1
16
16
16
16
16
16
0
0
0
0
0
0
0
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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
12
13
15
16
17
17
16
15
13
12
11
10
8
7
6
6
5
4
4
3
3
5
8

Dew Point (°C)

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

Relative Humidity (%)

77
72
67
63
59
57
56
59
64
69
73
77
81
83
84
84
84
84
85
87
91
92
89
84

Pressure (mb)

1031
1031
1030
1030
1029
1028
1028
1028
1028
1027
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1025
1025
1025
1025

Ozone (du)

254
254
254
254
254
255
256
259
261
263
265
265
266
265
264
264
264
264
265
264
264
264
263
263

Thursday 27

Waning Gibbous 91%

20:18

No Set

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

Sun - Rise: 07:04, Set: 18:53, Transit: 12:58. Moon - Rise: 20:18, Set: No Set. Civil Dark: 19:27 - 06:30. Nautical Dark: 20:07 - 05:50. Astro Dark: 20:49 - 05:08

Total Clouds (% Sky Obscured)

1
1
1
5
5
5
5
5
5
100
100
100
100
100
100
0
0
0
0
0
0
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
1
1
1
99
99
99
99
99
99
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
4
4
4
4
4
4
97
97
97
97
97
97
0
0
0
0
0
0
100
100
100

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
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.02
0.04
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
15
17
18
17
16
15
15
14
13
12
11
10
9
9
8
7
7
6
5
4
4
5
7

Feels Like (°C)

12
15
17
18
17
16
15
15
14
13
12
11
10
7
6
5
4
4
3
2
2
2
3
6

Dew Point (°C)

9
10
11
12
11
10
10
9
9
9
8
7
6
6
6
5
5
4
4
3
3
2
3
4

Relative Humidity (%)

80
75
70
68
68
69
70
72
73
74
75
75
76
79
82
84
85
85
86
87
90
89
85
77

Pressure (mb)

1025
1025
1024
1024
1024
1024
1024
1025
1025
1026
1027
1028
1029
1030
1031
1031
1032
1032
1033
1033
1034
1034
1035
1035

Ozone (du)

262
262
261
261
261
261
262
263
266
270
276
283
288
290
291
291
293
295
296
296
294
292
291
290

Forecast for Lichfield, Staffordshire, UK (52.69,-1.81)

Generated: 21/09/18 10:39:58. Forecast: 21/09/18 to 27/09/18. Timezone: UTC+1.00