Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waning Gibbous 91%

20:01

08:42

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

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)

17
100
100
100
100
98
96
91
69
16
16
13
39
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
100
100
100
100
98
96
91
69
16
16
13
39
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

17
2
1
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
66
46
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
68
66

ISS Passover

Visibility (miles)

6
6
7
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

97
95
91
87
83
79
79
81
85
88
90
92
93
93
93
94
94
94
94
95
96
95
95
95

Pressure (mb)

1026
1026
1026
1027
1027
1027
1027
1028
1028
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1033
1033
1034

Ozone (du)

316
314
313
311
308
305
302
300
298
297
296
295
294
293
292
291
290
289
288
288
288
288
289
290

Friday 22

Waning Gibbous 83%

21:23

09:05

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

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)

100
100
100
100
90
66
48
15
9
2
0
3
1
2
19
34
22
48
76
93
98
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
49
1
1
0
0
0
0
0
1
2
19
34
22
48
76
93
98
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)

67
84
80
73
82
66
48
15
9
2
0
3
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 (%)

100
100
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
9
9
9
9
8
8
7
7
8
8
9
9
9
10
10
10
10
10
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
88
80
72
67
65
65
68
74
78
81
82
83
85
87
88
89
90
92
95
97
98
97
95

Pressure (mb)

1034
1034
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1032
1032
1032
1032
1033
1033

Ozone (du)

290
289
288
287
286
285
284
283
282
281
281
280
280
280
280
280
279
279
278
278
279
279
280
281

Saturday 23

Waning Gibbous 74%

22:41

09:05

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

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

Total Clouds (% Sky Obscured)

100
80
11
0
0
0
0
0
0
0
0
2
38
77
92
66
56
88
93
86
37
2
2
2

Low Clouds (% Sky Obscured)

100
80
11
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
5
3
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
38
77
92
66
56
88
93
86
37
2
2
2

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
7
11
12
13
13
12
11
10
8
7
6
5
5
5
4
4
4
4
3
2
1
2
3

Dew Point (°C)

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

Relative Humidity (%)

92
87
79
73
69
66
67
69
73
76
80
83
85
87
87
87
87
88
89
92
93
93
93
92

Pressure (mb)

1033
1033
1033
1033
1032
1032
1032
1032
1032
1032
1032
1032
1033
1033
1033
1033
1033
1032
1032
1032
1032
1032
1033
1033

Ozone (du)

282
282
282
282
282
283
283
283
283
284
284
285
286
286
286
286
286
285
285
284
283
285
294
305

Sunday 24

Waning Gibbous 63%

23:56

09:30

09 Good
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

Sun - Rise: 06:52, Set: 17:32, Transit: 12:13. Moon - Rise: 23:56, Set: 09:30. Civil Dark: 18:06 - 06:19. Nautical Dark: 18:44 - 05:41. Astro Dark: 19:22 - 05:02

Total Clouds (% Sky Obscured)

2
2
2
16
16
16
16
16
16
0
0
0
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)

2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
6
8
11
12
12
12
11
9
8
7
6
5
4
5
4
4
3
2
1
-0
-0
0
2

Dew Point (°C)

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

Relative Humidity (%)

88
82
75
70
67
64
64
68
71
75
78
80
82
81
80
79
78
78
80
80
80
79
81
81

Pressure (mb)

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

Ozone (du)

313
313
310
306
301
296
292
290
289
287
286
285
284
283
281
280
280
280
280
281
283
285
287
288

Monday 25

Waning Gibbous 53%

01:08

09:56

09 Good
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

Sun - Rise: 06:50, Set: 17:34, Transit: 12:13. Moon - Rise: 01:08, Set: 09:56. Civil Dark: 18:07 - 06:17. Nautical Dark: 18:46 - 05:39. Astro Dark: 19:24 - 05:00

Total 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

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)

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
2
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
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
6
10
12
14
15
14
13
11
8
7
6
5
4
4
3
3
2
2
1
1
1
1
3

Dew Point (°C)

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

Relative Humidity (%)

79
74
69
63
59
56
57
62
68
72
74
74
74
77
79
81
82
83
85
87
88
89
88
86

Pressure (mb)

1036
1036
1036
1036
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1033
1032
1032
1032
1031
1031
1031
1031

Ozone (du)

290
292
293
295
296
297
298
299
301
302
303
304
304
305
305
305
305
306
307
308
309
310
311
311

Tuesday 26

Third Quarter 42%

02:15

10:26

09 Good
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

Sun - Rise: 06:48, Set: 17:36, Transit: 12:13. Moon - Rise: 02:15, Set: 10:26. Civil Dark: 18:09 - 06:15. Nautical Dark: 18:47 - 05:37. Astro Dark: 19:26 - 04:58

Total 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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
5
5
6
6
5
5
5
4
4
4
4
5
5
5
5
4
4
4
4
4
4
5

Relative Humidity (%)

82
75
67
59
55
53
54
58
63
66
70
73
76
80
84
87
88
88
89
91
92
92
91
89

Pressure (mb)

1031
1031
1030
1030
1029
1028
1028
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1024

Ozone (du)

311
311
311
311
311
311
312
311
310
309
309
310
310
311
312
313
313
313
313
313
312
312
312
312

Wednesday 27

Waning Crescent 32%

03:16

11:01

09 Good
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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 06:46, Set: 17:38, Transit: 12:13. Moon - Rise: 03:16, Set: 11:01. Civil Dark: 18:11 - 06:13. Nautical Dark: 18:49 - 05:35. Astro Dark: 19:27 - 04:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
51
51
51
51
51
51
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
51
51
51
51
51
51
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
54
54
54

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
93
93
93

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
1
2
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
0.01
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
10
12
14
15
15
14
12
11
10
10
10
10
10
10
10
9
9
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
79
71
65
62
62
64
69
73
77
80
82
84
85
85
85
85
86
86
86
87
88
88
86

Pressure (mb)

1024
1024
1024
1023
1023
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1026

Ozone (du)

312
312
312
312
311
311
310
310
309
309
311
313
315
317
319
322
325
328
332
338
343
347
347
345

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

Generated: 21/02/19 09:47:29. Forecast: 21/02/19 to 27/02/19. Timezone: UTC+0.00