Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 21%

03:48

12:42

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

Sun - Rise: 07:56, Set: 16:23, Transit: 12:11. Moon - Rise: 03:48, Set: 12:42. Civil Dark: 17:02 - 07:18. Nautical Dark: 17:44 - 06:36. Astro Dark: 18:24 - 05:56

Total Clouds (% Sky Obscured)

0
0
4
3
16
17
16
9
1
23
20
43
9
70
97
100
100
100
89
51
3
9
2
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
4
5
3
35
84
100
100
100
86
49
3
2
0
0

Medium Clouds (% Sky Obscured)

0
0
4
3
16
16
16
9
0
2
0
0
1
4
12
22
78
84
22
2
0
8
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
2
0
0
0
22
17
40
6
54
84
69
6
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
2
17
95
100
41
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
73
75
77
78
78
79
79
79
80
80
80
81
81
82
82
83
85
85
82
79
75
72

Pressure (mb)

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

Ozone (du)

339
338
338
339
339
340
340
340
338
336
334
333
332
332
335
338
339
337
332
327
324
322
320
317

Monday 20

Waning Crescent 13%

05:02

13:17

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 OK
09 OK
10 Bad
11 Bad
12 OK
13 OK

Sun - Rise: 07:55, Set: 16:25, Transit: 12:11. Moon - Rise: 05:02, Set: 13:17. Civil Dark: 17:03 - 07:17. Nautical Dark: 17:46 - 06:35. Astro Dark: 18:26 - 05:55

Total Clouds (% Sky Obscured)

0
0
0
0
0
3
6
3
4
6
6
3
1
34
38
26
62
40
29
23
91
86
43
36

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
7
9
13
22
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
3
6
3
4
6
6
3
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
0
34
38
26
61
39
27
16
90
84
27
13

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
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
71
72
73
74
74
73
75
76
78
79
81
82
83
84
85
85
87
89
89
89
87
84
81

Pressure (mb)

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

Ozone (du)

315
314
314
315
315
315
314
314
313
312
311
309
308
306
305
305
304
304
305
304
302
299
296
296

Tuesday 21

Waning Crescent 6%

06:10

14:01

14 OK
15 OK
16 OK
17 OK
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: 07:54, Set: 16:27, Transit: 12:11. Moon - Rise: 06:10, Set: 14:01. Civil Dark: 17:05 - 07:16. Nautical Dark: 17:47 - 06:34. Astro Dark: 18:27 - 05:54

Total Clouds (% Sky Obscured)

47
34
41
38
77
85
95
91
87
100
100
100
100
100
89
88
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

17
34
41
38
77
85
92
91
87
100
100
100
100
100
51
76
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
19
48
48
73
76
4
1
0
0
0
0
0
0
10
10

High Clouds (% Sky Obscured)

36
0
0
0
0
0
23
0
0
0
0
34
2
6
79
51
88
88
88
88
88
88
75
75

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
Very Light Rain
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
7
6
4
3
2
2
1
1
1
1
1
2
2
2
2
2
2
2
3
4
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
74
74
77
79
81
84
85
86
87
89
91
92
94
95
96
96
97
99
99
97
96
94
91

Pressure (mb)

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

Ozone (du)

297
298
299
300
302
306
311
315
316
316
317
318
320
322
326
330
334
337
339
340
340
338
337
336

Wednesday 22

Waning Crescent 2%

07:08

14:01

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: 07:53, Set: 16:28, Transit: 12:12. Moon - Rise: 07:08, Set: 14:01. Civil Dark: 17:07 - 07:15. Nautical Dark: 17:48 - 06:33. Astro Dark: 18:29 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

10
10
10
10
41
41
41
41
41
41
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
75
75
75
15
15
15
15
15
15
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
3
4
5
5
5
4
4
4
4
2
0
0
0
0
0
3
3
3
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
87
87
90
92
93
93
93
94
88
92
96
98
98
99
99
99
100
100
98
96
89
84

Pressure (mb)

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

Ozone (du)

334
333
333
333
333
333
331
330
327
324
322
321
320
320
319
317
316
314
312
310
308
306
303
300

Thursday 23

Waning Crescent 0%

07:55

14:55

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: 16:30, Transit: 12:12. Moon - Rise: 07:55, Set: 14:55. Civil Dark: 17:08 - 07:14. Nautical Dark: 17:50 - 06:32. Astro Dark: 18:30 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
59
59
59
59
59
59
100
100
100
100
100
100
96
96

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
59
59
59
59
59
59
100
100
100
100
100
100
90
90

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
27
27

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
60
60

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
82
84
86
89
92
93
94
93
93
94
94
96
97
97
97
97
99
100
98
95
84
77
72

Pressure (mb)

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

Ozone (du)

296
294
293
294
293
291
287
285
286
288
290
292
294
294
289
282
276
275
275
277
280
283
286
287

Friday 24

New Moon 1%

08:31

15:57

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: 07:50, Set: 16:32, Transit: 12:12. Moon - Rise: 08:31, Set: 15:57. Civil Dark: 17:10 - 07:13. Nautical Dark: 17:51 - 06:31. Astro Dark: 18:32 - 05:51

Total Clouds (% Sky Obscured)

96
96
96
96
100
100
100
100
100
100
82
82
82
82
82
82
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

90
90
90
90
99
99
99
99
99
99
64
64
64
64
64
64
47
47
47
47
47
47
87
87

Medium Clouds (% Sky Obscured)

27
27
27
27
92
92
92
92
92
92
27
27
27
27
27
27
91
91
91
91
91
91
52
52

High Clouds (% Sky Obscured)

60
60
60
60
74
74
74
74
74
74
66
66
66
66
66
66
98
98
98
98
98
98
96
96

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
4
5
5
3
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
76
84
88
88
89
89
88
89
87
88
89
87
86
82
81
80
80
82
83
83
84
80
78

Pressure (mb)

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

Ozone (du)

286
286
285
285
286
287
288
289
289
289
289
289
290
290
290
289
288
287
286
286
285
285
286
287

Saturday 25

Waxing Crescent 3%

09:00

17:04

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: 07:49, Set: 16:34, Transit: 12:12. Moon - Rise: 09:00, Set: 17:04. Civil Dark: 17:11 - 07:11. Nautical Dark: 17:53 - 06:30. Astro Dark: 18:33 - 05:50

Total Clouds (% Sky Obscured)

99
99
99
99
94
94
94
94
94
94
34
34
34
34
34
34
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

87
87
87
87
88
88
88
88
88
88
19
19
19
19
19
19
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

52
52
52
52
1
1
1
1
1
1
29
29
29
29
29
29
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

96
96
96
96
56
56
56
56
56
56
0
0
0
0
0
0
79
79
79
79
79
79
15
15

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
Very Light Rain
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
0
0
0
0
0
0
3
3
6
7
8
8
10
10
8
7

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
11
10
10
10
10
10
11
11
11
11
11
11
12
12
13
13
13
13
13
13
14
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
81
85
87
89
89
91
89
90
92
92
94
96
97
98
100
100
100
100
100
99
95
94

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

288
289
288
287
287
288
291
293
296
300
303
307
311
315
317
320
322
324
326
328
329
330
329
328

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

Generated: 19/01/20 14:39:46. Forecast: 19/01/20 to 25/01/20. Timezone: UTC+0.00