Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 18

Waxing Gibbous 99%

15:48

07:17

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
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 OK
10 Good
11 OK

Sun - Rise: 07:05, Set: 17:22, Transit: 12:14. Moon - Rise: 15:48, Set: 07:17. Civil Dark: 17:55 - 06:31. Nautical Dark: 18:34 - 05:52. Astro Dark: 19:12 - 05:14

Total Clouds (% Sky Obscured)

100
100
100
100
98
98
98
79
45
2
0
0
0
0
0
2
0
0
0
0
0
32
13
23

Low Clouds (% Sky Obscured)

61
91
44
22
23
14
8
6
3
0
0
0
0
0
0
2
0
0
0
0
0
0
1
17

Medium Clouds (% Sky Obscured)

100
100
100
100
98
95
97
65
28
2
0
0
0
0
0
0
0
0
0
0
0
0
1
5

High Clouds (% Sky Obscured)

73
88
96
18
31
64
70
53
18
1
0
0
0
0
0
0
0
0
0
0
0
32
12
9

ISS Passover

Visibility (miles)

10
10
2
0
1
3
4
7
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

Very Light Rain
Very Light Rain
Very 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
None
None
None

Precipitation Probability (%)

12
16
100
99
19
17
14
10
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.07
0.13
0.32
0.53
0.15
0.12
0.08
0.04
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
9
9
10
10
10
10
9
9
9
9
10
10
10
10
9
8
8
8
9
9
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
93
92
87
85
86
87
88
89
88
86
86
88
92
95
96
96
96
95
94
91
86
78

Pressure (mb)

1016
1015
1015
1014
1014
1014
1015
1015
1015
1016
1016
1016
1017
1017
1017
1017
1018
1018
1018
1019
1019
1020
1020
1020

Ozone (du)

343
351
366
372
375
377
381
390
401
408
410
408
403
394
383
372
364
357
350
344
338
333
329
325

Tuesday 19

Full Moon 100%

17:12

07:49

12 OK
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: 07:03, Set: 17:23, Transit: 12:14. Moon - Rise: 17:12, Set: 07:49. Civil Dark: 17:57 - 06:29. Nautical Dark: 18:36 - 05:51. Astro Dark: 19:14 - 05:12

Total Clouds (% Sky Obscured)

31
69
98
100
99
98
98
97
99
96
92
95
96
91
56
91
92
87
83
78
79
52
61
77

Low Clouds (% Sky Obscured)

23
68
69
70
40
28
15
23
35
44
53
21
2
2
12
13
17
23
18
7
13
22
30
22

Medium Clouds (% Sky Obscured)

9
12
29
55
98
95
84
82
93
44
59
39
19
24
48
36
41
40
24
16
11
2
0
11

High Clouds (% Sky Obscured)

12
1
93
100
98
95
94
90
97
91
81
93
95
88
13
84
87
76
76
73
74
41
46
70

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
7
6
6
8
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
4
4
4
3
2
0
0
0
0
0
5
7
8
8
6
5
5
0
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.02
0.02
0.02
0.02
0.01
0
0
0
0
0
0.01
0.03
0.04
0.04
0.04
0.03
0.02
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
10
7
7
6
6
5
5
5
5
5
4
4
4
4
4
3
3
3
3
4
4
5
6

Dew Point (°C)

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

Relative Humidity (%)

72
69
69
70
71
72
74
74
74
75
76
78
79
82
84
87
88
88
88
88
88
87
85
81

Pressure (mb)

1020
1020
1020
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021

Ozone (du)

322
320
318
316
316
317
318
318
319
318
317
316
315
315
315
315
316
317
319
320
321
323
323
323

Wednesday 20

Waning Gibbous 97%

18:38

08:17

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

Sun - Rise: 07:01, Set: 17:25, Transit: 12:14. Moon - Rise: 18:38, Set: 08:17. Civil Dark: 17:59 - 06:27. Nautical Dark: 18:37 - 05:49. Astro Dark: 19:16 - 05:10

Total Clouds (% Sky Obscured)

65
62
83
96
85
84
69
32
16
17
49
15
29
70
66
18
9
31
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

30
53
83
96
85
73
67
31
13
9
25
15
14
28
31
13
7
26
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
5
33
1
2
23
0
1
2
9
32
32
32
32
32
32

High Clouds (% Sky Obscured)

50
18
1
0
2
46
6
0
3
9
0
0
16
53
51
5
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
5
5
5
4
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.01
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
13
12
11
10
9
8
8
8
8
8
8
9
9
8
9
9
10
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
77
78
79
80
82
84
87
90
91
91
91
90
90
90
91
93
94
96
97
97
93
86

Pressure (mb)

1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1027
1027

Ozone (du)

324
326
328
329
330
331
331
333
334
335
334
333
331
329
328
326
325
325
324
324
324
323
323
322

Thursday 21

Waning Gibbous 91%

20:01

08:42

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
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: 06:59, Set: 17:27, Transit: 12:14. Moon - Rise: 20:01, Set: 08:42. Civil Dark: 18:01 - 06:25. Nautical Dark: 18:39 - 05:47. Astro Dark: 19:17 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
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
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
7
7
7
7
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
100
100
100
100
100
100
100
100
100
100
100
100

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
75
72
71
73
76
79
82
84
85
87
89
89
91
92
93
94
95
95
96
95
93
87
80

Pressure (mb)

1028
1028
1028
1028
1028
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032
1032
1033
1033
1033
1034
1034
1035
1035
1036

Ozone (du)

321
320
319
318
318
317
316
314
311
309
307
304
303
302
303
303
303
303
302
302
301
301
300
299

Friday 22

Waning Gibbous 83%

21:23

09:05

12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
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
10 Good
11 Good

Sun - Rise: 06:57, Set: 17:29, Transit: 12:14. Moon - Rise: 21:23, Set: 09:05. Civil Dark: 18:02 - 06:23. Nautical Dark: 18:41 - 05:45. Astro Dark: 19:19 - 05:06

Total Clouds (% Sky Obscured)

23
23
23
23
23
23
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0

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
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)

23
23
23
23
23
23
4
4
4
4
4
4
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
8
8
8
7
7
6
6
6
7
7
7
7
7
7
7
6
6
6
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
70
67
67
70
74
78
81
83
84
86
87
88
88
88
89
90
92
94
93
91
88
82
75

Pressure (mb)

1036
1036
1035
1035
1035
1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036

Ozone (du)

298
297
296
295
295
295
295
295
295
296
296
296
296
296
295
294
294
293
292
291
290
289
288
287

Saturday 23

Waning Gibbous 74%

22:41

09:30

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

Sun - Rise: 06:55, Set: 17:31, Transit: 12:14. Moon - Rise: 22:41, Set: 09:30. Civil Dark: 18:04 - 06:21. Nautical Dark: 18:42 - 05:43. Astro Dark: 19:21 - 05:04

Total Clouds (% Sky Obscured)

59
59
59
59
59
59
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

59
59
59
59
59
59
0
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
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
8
8
7
7
7
7
8
8
7
7
6
5
5
5
4
5
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
15
16
15
14
12
11
10
8
7
6
6
5
5
4
4
3
3
2
3
4
5
8
11

Dew Point (°C)

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

Relative Humidity (%)

69
64
61
61
63
66
68
72
77
81
84
86
88
89
90
92
94
95
97
98
96
93
86
79

Pressure (mb)

1036
1036
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1033
1033
1034
1034
1034
1034

Ozone (du)

285
284
284
283
282
282
281
280
279
277
275
273
272
272
272
272
271
270
268
266
264
262
261
260

Sunday 24

Waning Gibbous 63%

23:56

09:56

12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 OK
19 OK
20 OK
21 OK
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: 06:52, Set: 17:32, Transit: 12:13. Moon - Rise: 23:56, Set: 09:56. Civil Dark: 18:06 - 06:19. Nautical Dark: 18:44 - 05:41. Astro Dark: 19:22 - 05:02

Total Clouds (% Sky Obscured)

15
15
15
15
15
15
41
41
41
41
41
41
79
79
79
79
79
79
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

5
5
5
5
5
5
0
0
0
0
0
0
59
59
59
59
59
59
100
100
100
100
100
100

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)

11
11
11
11
11
11
41
41
41
41
41
41
38
38
38
38
38
38
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
100
100
100
100
100
100

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
68
65
66
70
77
80
83
85
87
88
89
90
91
92
93
94
95
96
96
96
94
87
79

Pressure (mb)

1034
1033
1033
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1034

Ozone (du)

259
259
259
259
261
263
264
266
268
269
271
272
274
276
278
280
282
283
285
287
290
292
294
296

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

Generated: 18/02/19 14:06:20. Forecast: 18/02/19 to 24/02/19. Timezone: UTC+0.00