Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Gibbous 84%

17:24

02:28

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 OK
07 Good
08 Good
09 Good
10 OK
11 Bad

Sun - Rise: 06:46, Set: 19:03, Transit: 12:54. Moon - Rise: 17:24, Set: 02:28. Civil Dark: 19:36 - 06:13. Nautical Dark: 20:15 - 05:34. Astro Dark: 20:56 - 04:53

Total Clouds (% Sky Obscured)

99
100
100
100
98
98
98
100
100
99
100
100
95
91
99
42
33
37
13
0
0
0
27
76

Low Clouds (% Sky Obscured)

94
91
84
99
63
20
38
24
19
9
44
62
47
59
71
16
19
16
5
0
0
0
26
74

Medium Clouds (% Sky Obscured)

15
1
7
13
5
6
9
6
5
0
98
91
88
53
97
0
22
35
11
0
0
0
1
11

High Clouds (% Sky Obscured)

98
99
100
99
96
97
98
99
100
99
99
98
75
76
29
34
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
8
6
4
3
2
3
4
7
10
9
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

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

Precipitation Probability (%)

7
6
6
6
6
6
7
7
9
11
14
36
64
69
33
20
15
16
15
0
0
0
0
8

Precipitation Amount (mm)

0.03
0.02
0.02
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.04
0.25
0.84
1.38
1.43
1.56
1.62
0.89
0.18
0
0
0
0
0.07

Wind Speed/Direction (mph)

21
21
22
22
23
23
23
23
23
23
27
28
28
29
29
25
22
9
5
15
15
18
27
23

Chance of Frost

Temperature (°C)

18
18
19
19
19
19
20
20
20
19
19
19
19
18
17
15
13
11
9
8
9
10
12
13

Feels Like (°C)

18
18
19
19
19
19
20
20
20
19
19
19
19
18
17
15
13
11
8
5
6
10
12
13

Dew Point (°C)

14
14
14
14
14
14
14
14
14
15
14
15
16
15
15
12
10
8
7
6
6
6
7
6

Relative Humidity (%)

78
77
76
75
75
73
71
70
71
74
73
77
82
85
87
83
82
83
85
86
82
75
70
64

Pressure (mb)

1012
1012
1011
1011
1010
1009
1008
1007
1006
1005
1004
1003
1001
1000
1000
1001
1002
1003
1005
1007
1008
1009
1010
1010

Ozone (du)

292
292
291
290
290
289
289
289
290
290
290
290
289
290
294
299
303
307
309
312
313
314
317
319

Saturday 22

Waxing Gibbous 90%

17:55

03:31

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

Sun - Rise: 06:47, Set: 19:01, Transit: 12:53. Moon - Rise: 17:55, Set: 03:31. Civil Dark: 19:34 - 06:14. Nautical Dark: 20:13 - 05:35. Astro Dark: 20:54 - 04:55

Total Clouds (% Sky Obscured)

45
41
36
73
29
13
1
1
3
0
0
41
56
13
76
91
27
96
98
100
53
53
99
98

Low Clouds (% Sky Obscured)

21
18
20
55
23
9
1
0
2
0
0
0
0
0
3
11
10
7
9
9
8
9
7
2

Medium Clouds (% Sky Obscured)

27
33
34
58
24
9
0
1
2
0
0
0
0
3
11
12
8
6
13
70
51
36
95
83

High Clouds (% Sky Obscured)

23
13
1
22
0
0
0
0
0
0
0
41
56
10
73
91
19
96
98
100
13
41
98
95

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)

17
23
23
24
23
22
19
17
15
14
13
11
10
10
9
9
9
8
6
8
8
8
10
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
15
15
16
15
15
14
14
13
12
11
11
11
10
8
7
7
7
7
8
11
13
14

Dew Point (°C)

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

Relative Humidity (%)

58
54
53
52
51
51
53
56
58
61
65
70
73
76
80
83
86
89
90
89
86
77
70
63

Pressure (mb)

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

Ozone (du)

320
321
319
316
314
315
316
315
312
307
303
300
297
295
293
291
290
288
288
286
285
283
281
280

Sunday 23

Waxing Gibbous 95%

18:22

04:36

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
11 Bad

Sun - Rise: 06:49, Set: 18:58, Transit: 12:53. Moon - Rise: 18:22, Set: 04:36. Civil Dark: 19:31 - 06:16. Nautical Dark: 20:10 - 05:37. Astro Dark: 20:51 - 04:57

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
4
17
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
98
99
99
100
100
100
100
100
100
100
85
67
27
49
100
17
100
81
81
60
62
63
44

High Clouds (% Sky Obscured)

88
94
100
80
49
70
0
0
0
1
0
0
0
0
0
30
73
41
0
1
2
31
26
51

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
7
4
3
4
5
5
5
5
5
5
5
7
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
7
13
20
35
51
61
64
65
66
70
76
77
77
77
70
61
59
55
51
46
42
46

Precipitation Amount (mm)

0
0
0.02
0.09
0.23
0.56
1.12
1.65
1.92
2.07
2.12
1.88
1.47
1.13
0.88
0.71
0.65
0.68
0.72
0.71
0.58
0.44
0.38
0.34

Wind Speed/Direction (mph)

6
11
10
10
9
7
5
4
5
7
9
10
12
14
15
15
15
17
19
20
22
23
24
25

Chance of Frost

Temperature (°C)

16
16
16
15
14
14
13
12
12
12
11
11
12
13
14
15
16
17
17
17
17
17
17
18

Feels Like (°C)

16
16
16
15
14
14
13
12
12
12
11
11
12
13
14
15
17
17
17
17
17
17
18
18

Dew Point (°C)

7
7
7
7
8
8
9
10
10
10
10
11
11
11
12
14
15
16
16
16
16
16
17
17

Relative Humidity (%)

58
56
57
61
64
69
77
85
89
91
93
95
94
91
91
91
91
92
92
93
96
96
94
94

Pressure (mb)

1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1018
1017
1015
1014
1013
1011
1010
1009
1009
1008
1007
1007
1006
1005

Ozone (du)

279
278
277
275
274
273
273
272
272
272
272
272
272
272
272
271
271
271
272
272
273
275
277
280

Monday 24

Waxing Gibbous 99%

18:46

05:43

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
10 Good
11 Good

Sun - Rise: 06:50, Set: 18:56, Transit: 12:52. Moon - Rise: 18:46, Set: 05:43. Civil Dark: 19:29 - 06:17. Nautical Dark: 20:08 - 05:39. Astro Dark: 20:48 - 04:58

Total Clouds (% Sky Obscured)

100
100
98
100
76
100
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

98
100
98
100
63
100
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

94
54
80
100
30
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

98
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
7
5
5
5
6
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

Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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 (%)

47
49
55
64
67
63
46
26
17
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.32
0.34
0.43
0.64
0.76
0.66
0.45
0.27
0.12
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

27
29
31
34
35
32
28
25
21
18
15
14
13
13
12
11
10
9
8
7
7
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
16
15
14
12
11
10
7
6
6
5
5
4
4
3
2
2
1
2
5
7
11

Dew Point (°C)

17
17
15
14
12
11
9
7
6
6
6
5
5
5
5
4
4
4
3
3
3
4
4
4

Relative Humidity (%)

94
94
92
89
86
84
81
78
77
77
77
80
80
81
82
84
85
88
92
95
90
81
72
66

Pressure (mb)

1003
1002
1002
1001
1002
1005
1009
1013
1016
1019
1022
1024
1026
1027
1028
1030
1031
1032
1032
1033
1034
1035
1036
1037

Ozone (du)

284
289
295
301
305
305
302
300
297
294
292
290
288
286
285
285
284
283
282
281
280
279
277
276

Tuesday 25

Full Moon 100%

19:08

06:51

12 Good
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 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:52, Set: 18:54, Transit: 12:52. Moon - Rise: 19:08, Set: 06:51. Civil Dark: 19:27 - 06:19. Nautical Dark: 20:06 - 05:40. Astro Dark: 20:46 - 05:00

Total Clouds (% Sky Obscured)

0
67
67
67
67
67
67
82
82
82
82
82
82
36
36
36
36
36
36
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
4
4
4
4
4
4
4
4
4
4
4
4
36
36
36
36
36
36
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
66
66
66
66
66
66
81
81
81
81
81
81
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
13
13
14
14
13
12
11
8
7
5
4
4
4
3
3
2
1
1
1
3
7
11
12

Dew Point (°C)

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

Relative Humidity (%)

61
58
55
54
52
53
57
62
65
69
73
79
83
85
87
88
90
94
97
99
92
83
75
68

Pressure (mb)

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

Ozone (du)

275
274
273
272
272
271
270
269
269
269
269
269
269
269
270
270
271
271
271
271
270
269
268
267

Wednesday 26

Waning Gibbous 99%

19:29

08:00

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 OK
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:54, Set: 18:52, Transit: 12:52. Moon - Rise: 19:29, Set: 08:00. Civil Dark: 19:24 - 06:21. Nautical Dark: 20:03 - 05:42. Astro Dark: 20:43 - 05:02

Total Clouds (% Sky Obscured)

0
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16
16
16

Low Clouds (% Sky Obscured)

0
9
9
9
9
9
9
0
0
0
0
0
0
0
0
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
0
0
0
0
16
16
16
16
16

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
15
16
16
15
13
12
10
8
7
6
5
5
5
5
4
3
2
2
5
9
13
14

Dew Point (°C)

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

Relative Humidity (%)

63
58
54
51
50
52
57
62
65
68
71
74
77
77
79
81
84
87
91
92
85
75
67
61

Pressure (mb)

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

Ozone (du)

266
265
264
263
262
261
261
261
260
261
260
260
259
258
257
256
256
255
254
254
254
254
253
253

Thursday 27

Waning Gibbous 96%

19:50

09:10

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 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 06:55, Set: 18:49, Transit: 12:51. Moon - Rise: 19:50, Set: 09:10. Civil Dark: 19:22 - 06:22. Nautical Dark: 20:01 - 05:44. Astro Dark: 20:41 - 05:04

Total Clouds (% Sky Obscured)

16
32
32
32
32
32
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
13
13
13
13
13
13
0
0
0
0
0
0
0
0
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)

16
22
22
22
22
22
22
0
0
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
7
7
7
6
5
5
4
2
1
1
3
2
2
3
4
3
3
4
4
4
1
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
18
18
18
16
14
12
11
10
9
8
8
8
7
6
5
5
3
3
5
9
13
16

Dew Point (°C)

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

Relative Humidity (%)

55
51
49
48
48
52
58
64
68
71
75
78
79
79
80
81
83
87
92
93
88
79
70
61

Pressure (mb)

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

Ozone (du)

253
252
252
251
251
251
252
252
253
254
255
257
259
260
259
258
257
259
261
262
262
261
260
258

Forecast for Crawley, West Sussex, UK (51.11,-0.19)

Generated: 21/09/18 10:24:22. Forecast: 21/09/18 to 27/09/18. Timezone: UTC+1.00