Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Gibbous 98%

17:26

06:15

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 Bad
22 Bad

Sun - Rise: 06:01, Set: 18:13, Transit: 12:07. Moon - Rise: 17:26, Set: 06:15. Civil Dark: 18:47 - 05:28. Nautical Dark: 19:27 - 04:48. Astro Dark: 20:08 - 04:06

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
99
87
73
65
93
100
100
71
100
99
100
98
66
51
43
49
54
47

Low Clouds (% Sky Obscured)

100
100
99
89
100
100
95
78
35
54
69
100
100
63
98
86
100
98
56
51
42
45
53
47

Medium Clouds (% Sky Obscured)

84
100
87
92
95
68
32
14
42
19
6
2
8
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
91
66
93
93
95
91
40
45
14
77
68
20
20
88
97
88
44
22
0
2
7
2
0

ISS Passover

Visibility (miles)

6
7
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
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
2
2
1
1
1
1
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
7
7
7
7
7
7
7
7
7
7
8
8
8
8
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
88
90
94
96
97
97
95
91
86
82
78
74
70
68
67
67
68
70
76
82
86
88

Pressure (mb)

1029
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1033
1033
1033

Ozone (du)

279
278
277
276
274
273
272
271
271
270
270
270
269
269
269
269
270
270
271
271
272
272
273
274

Wednesday 20

Waxing Gibbous 100%

18:51

06:40

23 OK
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK
06 OK
07 OK
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

Sun - Rise: 05:59, Set: 18:15, Transit: 12:07. Moon - Rise: 18:51, Set: 06:40. Civil Dark: 18:48 - 05:25. Nautical Dark: 19:28 - 04:45. Astro Dark: 20:10 - 04:03

Total Clouds (% Sky Obscured)

33
41
52
59
29
19
41
27
31
45
53
59
88
100
100
100
100
100
100
100
99
100
100
100

Low Clouds (% Sky Obscured)

22
18
24
14
12
15
15
27
31
38
34
46
88
100
100
100
100
100
100
100
99
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)

14
29
37
53
20
5
31
0
0
10
29
24
0
0
0
0
6
8
34
0
17
0
9
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
2
2
2
2
2
1
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
91
92
94
95
97
97
95
90
86
80
73
67
63
61
62
64
67
71
78
84
88
90

Pressure (mb)

1033
1033
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1034
1033
1033
1032
1032
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

275
276
277
278
279
280
281
281
282
282
283
284
284
285
286
287
289
290
293
294
296
297
298
297

Thursday 21

Full Moon 98%

20:14

07:03

23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 Bad
06 Bad
07 Bad
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

Sun - Rise: 05:57, Set: 18:16, Transit: 12:07. Moon - Rise: 20:14, Set: 07:03. Civil Dark: 18:50 - 05:23. Nautical Dark: 19:30 - 04:43. Astro Dark: 20:13 - 04:00

Total Clouds (% Sky Obscured)

98
95
95
98
30
25
94
100
100
100
75
100
100
98
100
100
99
100
98
80
80
80
80
80

Low Clouds (% Sky Obscured)

98
95
95
98
30
25
94
100
100
100
75
100
100
98
100
100
99
100
97
73
73
73
73
73

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
36
26
26
26
26
26

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
1
1
1
1
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
93
94
96
98
97
94
87
82
75
68
62
59
57
58
59
61
63
67
70
74
78

Pressure (mb)

1031
1030
1030
1030
1029
1029
1028
1028
1028
1028
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1024
1024
1024
1025

Ozone (du)

296
296
295
295
295
296
298
299
299
299
299
299
299
298
298
297
296
296
296
297
297
297
298
298

Friday 22

Waning Gibbous 94%

21:35

07:26

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:54, Set: 18:18, Transit: 12:06. Moon - Rise: 21:35, Set: 07:26. Civil Dark: 18:52 - 05:21. Nautical Dark: 19:32 - 04:40. Astro Dark: 20:15 - 03:58

Total Clouds (% Sky Obscured)

80
94
94
94
94
94
94
95
95
95
95
95
95
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
17
17
17
17
17
17
2
2
2
2
2
2
9
9
9
9
9
9
15
15
15
15
15

Medium Clouds (% Sky Obscured)

0
29
29
29
29
29
29
0
0
0
0
0
0
2
2
2
2
2
2
45
45
45
45
45

High Clouds (% Sky Obscured)

26
91
91
91
91
91
91
95
95
95
95
95
95
99
99
99
99
99
99
100
100
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
3
4
5
4
3
2
3
3
3
3
2
2
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.01
0.03
0.05
0.04
0.02
0.02
0.02
0.03
0.03
0.03
0.03
0.02
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
87
89
89
88
85
83
85
83
79
74
68
64
62
62
63
63
62
62
66
71
75
78

Pressure (mb)

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

Ozone (du)

299
299
300
301
303
307
311
316
319
322
324
326
328
330
331
332
334
336
339
342
343
344
347
355

Saturday 23

Waning Gibbous 88%

22:52

07:51

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
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good

Sun - Rise: 05:52, Set: 18:20, Transit: 12:06. Moon - Rise: 22:52, Set: 07:51. Civil Dark: 18:54 - 05:18. Nautical Dark: 19:34 - 04:38. Astro Dark: 20:17 - 03:55

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
85
85
85
85
85
23
23
23
23
23
23
20
20
20
20
20

Low Clouds (% Sky Obscured)

15
0
0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
20
20
20
20
20

Medium Clouds (% Sky Obscured)

45
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
85
85
85
85
85
85
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
6
6
6
6
6
6
6
6
6
7
8
9
10
11
11
11
10
8
7
8
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
2
2
1
1
-0
-1
0
3
5
6
7
10
11
12
12
12
11
8
6
4
3
2

Dew Point (°C)

2
2
2
2
2
2
1
1
1
2
2
2
1
1
1
1
1
1
1
1
1
0
-0
-0

Relative Humidity (%)

81
83
85
86
87
89
92
92
88
80
73
65
57
51
48
46
46
48
50
54
58
63
67
71

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1031
1031
1031
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1032
1032
1032

Ozone (du)

364
372
377
381
385
391
397
400
397
389
385
384
386
389
393
397
401
402
403
403
404
404
403
400

Sunday 24

Waning Gibbous 79%

No Rise

08:19

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:50, Set: 18:22, Transit: 12:06. Moon - Rise: No Rise, Set: 08:19. Civil Dark: 18:55 - 05:16. Nautical Dark: 19:36 - 04:35. Astro Dark: 20:19 - 03:52

Total Clouds (% Sky Obscured)

20
0
0
0
0
0
0
0
0
0
0
0
0
68
68
68
68
68
68
77
77
77
77
77

Low Clouds (% Sky Obscured)

20
0
0
0
0
0
0
0
0
0
0
0
0
68
68
68
68
68
68
16
16
16
16
16

Medium Clouds (% Sky Obscured)

6
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
14
14
14
14
14

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
70
70
70
70

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

Chance of Frost

Temperature (°C)

4
3
3
2
2
1
1
1
2
5
7
8
10
11
12
13
13
13
12
10
9
8
7
6

Feels Like (°C)

1
1
0
-0
-1
-1
-2
-2
-0
2
5
6
8
11
12
13
13
13
12
10
8
6
5
4

Dew Point (°C)

-0
-0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-0
-0
0
1
1
1
1
2
1
1
1
1

Relative Humidity (%)

74
76
79
80
82
85
87
87
79
67
58
54
49
46
44
42
43
46
50
55
59
63
66
71

Pressure (mb)

1032
1032
1032
1032
1032
1033
1033
1033
1033
1034
1034
1034
1034
1033
1033
1032
1032
1032
1032
1032
1032
1033
1033
1033

Ozone (du)

396
391
386
381
376
373
370
368
364
360
358
356
356
356
356
356
356
355
355
354
353
352
351
350

Monday 25

Waning Gibbous 70%

00:05

08:52

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 05:47, Set: 18:23, Transit: 12:05. Moon - Rise: 00:05, Set: 08:52. Civil Dark: 18:57 - 05:13. Nautical Dark: 19:38 - 04:33. Astro Dark: 20:21 - 03:49

Total Clouds (% Sky Obscured)

77
95
95
95
95
95
95
52
52
52
52
52
52
100
100
100
100
100
100
95
95
95
95
95

Low Clouds (% Sky Obscured)

16
39
39
39
39
39
39
42
42
42
42
42
42
94
94
94
94
94
94
73
73
73
73
73

Medium Clouds (% Sky Obscured)

14
27
27
27
27
27
27
6
6
6
6
6
6
17
17
17
17
17
17
64
64
64
64
64

High Clouds (% Sky Obscured)

70
93
93
93
93
93
93
18
18
18
18
18
18
98
98
98
98
98
98
82
82
82
82
82

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
1
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
4
3
3
2
1
1
1
3
6
8
10
12
14
15
16
16
15
13
12
10
9
7
6

Feels Like (°C)

3
2
2
1
0
-0
-1
-1
1
5
7
10
12
14
15
16
16
15
13
12
10
7
5
4

Dew Point (°C)

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

Relative Humidity (%)

75
80
82
84
85
86
88
88
83
77
70
64
58
52
47
45
45
48
53
57
64
72
80
85

Pressure (mb)

1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1032
1032
1032
1031
1031
1031
1032
1032
1033
1033

Ozone (du)

350
351
351
352
353
354
355
355
356
356
356
355
355
354
354
354
354
354
354
355
355
355
354
354

Forecast for Bourn, Cambridgeshire, UK (52.20,-0.05)

Generated: 19/03/19 23:38:47. Forecast: 19/03/19 to 25/03/19. Timezone: UTC+0.00