Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 21%

03:50

12:46

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

Sun - Rise: 07:58, Set: 16:27, Transit: 12:13. Moon - Rise: 03:50, Set: 12:46. Civil Dark: 17:05 - 07:20. Nautical Dark: 17:47 - 06:38. Astro Dark: 18:27 - 05:58

Total Clouds (% Sky Obscured)

0
0
1
1
6
21
27
9
1
6
44
88
100
100
100
100
52
87
65
6
2
3
2
0

Low Clouds (% Sky Obscured)

0
0
1
0
0
0
0
0
1
3
32
77
100
100
100
100
46
61
13
2
2
3
2
0

Medium Clouds (% Sky Obscured)

0
0
0
1
6
5
14
8
0
1
0
7
4
1
14
10
12
63
60
4
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
17
15
2
0
2
22
46
51
75
84
72
16
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
2
29
51
100
100
100
59
0
0
1
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
2
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

7
6
5
3
1
1
0
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
2
4
5

Feels Like (°C)

5
5
4
1
1
1
-1
-2
-2
-2
-3
-3
-3
-4
-4
-4
-3
-3
-3
-3
-2
1
2
4

Dew Point (°C)

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

Relative Humidity (%)

72
72
73
76
78
79
77
78
79
78
78
78
79
79
81
82
82
82
84
84
82
79
75
71

Pressure (mb)

1046
1046
1047
1047
1047
1048
1048
1048
1049
1049
1049
1049
1049
1049
1048
1048
1048
1048
1048
1048
1048
1048
1047
1047

Ozone (du)

337
336
337
337
338
339
340
340
337
334
332
331
331
332
334
337
338
336
332
328
325
322
320
318

Monday 20

Waning Crescent 13%

05:04

13:21

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 OK
04 OK
05 OK
06 Bad
07 OK
08 Good
09 OK
10 Bad
11 Bad
12 Bad
13 OK

Sun - Rise: 07:57, Set: 16:29, Transit: 12:14. Moon - Rise: 05:04, Set: 13:21. Civil Dark: 17:07 - 07:19. Nautical Dark: 17:49 - 06:37. Astro Dark: 18:29 - 05:57

Total Clouds (% Sky Obscured)

1
0
0
0
0
0
2
3
4
4
4
2
19
33
31
13
52
25
6
30
94
95
70
35

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
29
39
66
57
31

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
3
4
4
4
2
1
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
18
33
31
13
52
25
2
2
89
83
31
8

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
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
0
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)

4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
70
72
73
74
74
73
74
77
79
81
83
84
85
87
87
87
88
89
88
85
84
80
79

Pressure (mb)

1046
1046
1046
1046
1045
1045
1045
1045
1044
1044
1044
1043
1043
1043
1042
1042
1042
1042
1042
1042
1042
1042
1042
1041

Ozone (du)

316
315
315
315
316
315
315
314
313
312
311
309
308
307
306
306
305
305
305
305
302
299
297
297

Tuesday 21

Waning Crescent 6%

06:12

14:05

14 OK
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
12 Bad
13 Bad

Sun - Rise: 07:56, Set: 16:30, Transit: 12:14. Moon - Rise: 06:12, Set: 14:05. Civil Dark: 17:08 - 07:18. Nautical Dark: 17:50 - 06:36. Astro Dark: 18:30 - 05:56

Total Clouds (% Sky Obscured)

32
63
99
83
100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

24
61
99
83
100
100
100
100
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
34
18
57
44
10
1
0
0
0
0
0
0
1
1

High Clouds (% Sky Obscured)

15
4
1
2
0
0
0
0
0
0
0
6
4
23
66
51
81
81
81
81
81
81
41
41

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
1
1
1
2
3
3
2
0
2
3
5
5
6
6
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
4
5
5
5
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
74
74
76
76
78
77
79
82
84
89
92
95
96
97
98
99
100
100
100
98
96
96
96

Pressure (mb)

1041
1041
1040
1041
1041
1040
1040
1040
1040
1040
1040
1039
1039
1039
1038
1038
1037
1038
1038
1038
1038
1038
1038
1037

Ozone (du)

298
298
299
300
301
305
309
312
314
316
317
317
318
319
322
326
330
333
335
337
337
336
335
334

Wednesday 22

Waning Crescent 2%

07:09

14:05

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
12 Bad
13 Bad

Sun - Rise: 07:55, Set: 16:32, Transit: 12:14. Moon - Rise: 07:09, Set: 14:05. Civil Dark: 17:10 - 07:17. Nautical Dark: 17:52 - 06:35. Astro Dark: 18:32 - 05:56

Total Clouds (% Sky Obscured)

100
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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

41
41
41
41
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 (%)

4
5
4
0
0
0
2
2
2
2
0
0
0
0
0
0
2
0
0
0
0
0
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
2
2
2
2
1
1
1
1
1
1
1
1
2
2
2
2
2
2
1
1
1
1

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
93
90
90
92
92
94
95
95
95
85
89
93
98
97
95
94
95
95
96
96
96
94
88

Pressure (mb)

1037
1037
1037
1037
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1034
1034
1033
1033
1033
1033
1032
1032
1032
1031

Ozone (du)

333
333
333
333
333
332
331
329
326
324
322
321
322
321
320
318
316
314
312
310
308
305
303
299

Thursday 23

Waning Crescent 0%

07:56

14:59

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
12 Bad
13 Bad

Sun - Rise: 07:53, Set: 16:34, Transit: 12:15. Moon - Rise: 07:56, Set: 14:59. Civil Dark: 17:12 - 07:16. Nautical Dark: 17:53 - 06:34. Astro Dark: 18:33 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
99
99
99
88
88
88
88
88
88
84
84
84
84
84
84
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
99
99
99
99
99
99
88
88
88
88
88
88
84
84
84
84
84
84
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
24
24

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
36
36

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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

2
2
2
2
1
0
0
0
0
1
2
2
3
3
3
3
3
4
5
7
8
5
3
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
3
3
2
2
2
1
1
1
2
2
2
2
1
1
1
1
1
1
2
3
3
4
4

Chance of Frost

Temperature (°C)

9
9
9
9
7
6
6
6
6
6
6
6
6
6
5
5
5
5
5
5
6
7
9
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
82
82
81
88
90
93
94
93
94
95
96
97
98
99
100
100
100
100
100
99
92
82
75

Pressure (mb)

1030
1029
1029
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

295
293
294
296
296
293
289
286
287
290
293
294
296
295
290
283
278
276
277
278
281
285
288
288

Friday 24

New Moon 1%

08:33

16:01

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
12 Bad
13 Bad

Sun - Rise: 07:52, Set: 16:36, Transit: 12:15. Moon - Rise: 08:33, Set: 16:01. Civil Dark: 17:13 - 07:15. Nautical Dark: 17:55 - 06:33. Astro Dark: 18:35 - 05:54

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
88
88
88
88
88
88
98
98
98
98
98
98
80
80
80
80
80
80
67
67

Medium Clouds (% Sky Obscured)

24
24
24
24
98
98
98
98
98
98
98
98
98
98
98
98
93
93
93
93
93
93
79
79

High Clouds (% Sky Obscured)

36
36
36
36
71
71
71
71
71
71
95
95
95
95
95
95
98
98
98
98
98
98
95
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 (%)

3
3
4
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
10
8
5
3
2
1
1
0
1
1
3
5
5
5
5
5
6
5
5
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

71
72
77
85
86
89
89
88
89
87
88
82
75
71
73
78
81
81
82
84
87
92
92
93

Pressure (mb)

1021
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

288
287
286
286
286
288
291
293
293
291
291
291
292
292
291
290
290
289
288
288
287
287
287
288

Saturday 25

Waxing Crescent 3%

09:02

17:08

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

Sun - Rise: 07:51, Set: 16:37, Transit: 12:15. Moon - Rise: 09:02, Set: 17:08. Civil Dark: 17:15 - 07:14. Nautical Dark: 17:56 - 06:32. Astro Dark: 18:36 - 05:53

Total Clouds (% Sky Obscured)

99
99
99
99
70
70
70
70
70
70
28
28
28
28
28
28
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

67
67
67
67
51
51
51
51
51
51
27
27
27
27
27
27
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

79
79
79
79
13
13
13
13
13
13
2
2
2
2
2
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
95
95
95
44
44
44
44
44
44
0
0
0
0
0
0
94
94
94
94
94
94
3
3

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

Precipitation Probability (%)

0
0
0
0
0
0
2
3
2
0
0
0
0
0
0
0
5
9
15
23
22
11
7
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0.01
0.03
0.11
0.18
0.16
0.09
0.05
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
91
91
92
90
90
92
92
93
95
95
96
97
98
99
100
100
100
100
100
100
98
97

Pressure (mb)

1014
1013
1013
1013
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

289
290
289
288
288
289
292
294
297
301
304
308
312
316
318
319
320
323
327
329
328
326
324
322

Forecast for Bletchley, Milton Keynes, UK (51.99,-0.74)

Generated: 19/01/20 14:42:05. Forecast: 19/01/20 to 25/01/20. Timezone: UTC+0.00