Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 21%

03:53

12:52

14 Good
15 Good
16 Good
17 Good
18 Good
19 OK
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 Good
12 Good
13 Good

Sun - Rise: 08:01, Set: 16:33, Transit: 12:18. Moon - Rise: 03:53, Set: 12:52. Civil Dark: 17:11 - 07:23. Nautical Dark: 17:52 - 06:42. Astro Dark: 18:32 - 06:02

Total Clouds (% Sky Obscured)

1
1
1
2
4
30
90
95
95
100
59
69
100
99
100
84
76
69
100
100
100
11
4
3

Low Clouds (% Sky Obscured)

1
1
1
2
3
6
84
92
92
100
57
69
100
99
100
68
63
66
100
100
100
11
4
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
0
2
0
1
0
0
3
1
0
8
36
41
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
25
38
34
27
0
4
2
6
45
58
48
38
2
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
83
92
92
100
52
52
100
99
100
52
52
52
100
100
48
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
1
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
5
4
4
3
2
2
2
2
2
2
3
2
2
2
2
2
2
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
76
78
79
78
76
76
76
75
74
76
77
79
80
81
80
81
82
82
81
79
77
74

Pressure (mb)

1047
1047
1047
1047
1048
1048
1049
1049
1049
1049
1049
1049
1049
1049
1048
1048
1048
1048
1049
1049
1049
1048
1048
1047

Ozone (du)

338
339
338
336
335
336
337
337
336
333
332
332
333
334
335
337
337
336
333
330
327
323
320
317

Monday 20

Waning Crescent 13%

05:06

13:28

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:00, Set: 16:35, Transit: 12:18. Moon - Rise: 05:06, Set: 13:28. Civil Dark: 17:12 - 07:22. Nautical Dark: 17:54 - 06:41. Astro Dark: 18:33 - 06:01

Total Clouds (% Sky Obscured)

2
2
2
2
2
1
0
1
1
1
0
1
12
48
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
2
2
2
2
1
0
0
0
0
0
0
2
42
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
0
1
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
9
9
0
0
38
5
0
3
89
66
20
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
2
17
83
99
99
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
1
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)

3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
68
67
69
70
69
68
70
72
74
76
78
80
82
84
86
86
86
87
85
82
80
76
75

Pressure (mb)

1047
1046
1046
1046
1046
1045
1045
1045
1045
1045
1044
1043
1043
1043
1043
1042
1042
1042
1042
1042
1042
1042
1042
1042

Ozone (du)

316
315
315
316
317
317
316
315
314
314
313
312
311
311
310
309
308
307
306
305
303
301
299
299

Tuesday 21

Waning Crescent 6%

06:14

No Set

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: 07:58, Set: 16:36, Transit: 12:18. Moon - Rise: 06:14, Set: No Set. Civil Dark: 17:14 - 07:21. Nautical Dark: 17:55 - 06:40. Astro Dark: 18:35 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
97
97
97
97
97
99
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
4
21
52
66
32
2
1
1
1
1
1
1
3
3

High Clouds (% Sky Obscured)

16
25
5
8
0
0
0
0
0
0
0
0
6
1
39
70
48
48
48
48
48
48
2
2

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
5
7
10
10
10

Fog (%)

99
91
97
99
99
99
100
98
48
48
48
48
48
48
48
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
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
74
77
78
80
80
82
82
83
84
86
89
92
95
96
97
99
100
100
99
97
97
95

Pressure (mb)

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

Ozone (du)

299
299
300
301
302
305
307
310
313
316
318
319
318
318
320
322
323
325
327
329
331
332
333
334

Wednesday 22

Waning Crescent 2%

07:11

14:12

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: 07:57, Set: 16:38, Transit: 12:18. Moon - Rise: 07:11, Set: 14:12. Civil Dark: 17:15 - 07:20. Nautical Dark: 17:57 - 06:39. Astro Dark: 18:36 - 05:59

Total Clouds (% Sky Obscured)

99
99
99
99
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
99
99
99
100
100
100
100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

3
3
3
3
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
4
3
3
3
3
3
3
3
3
3
3
3
3
4
4
3
3
4
5
6
8

Dew Point (°C)

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

Relative Humidity (%)

94
94
90
90
93
93
94
96
95
96
97
97
96
96
93
93
93
94
97
100
97
97
90
84

Pressure (mb)

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

Ozone (du)

333
333
332
332
332
332
331
329
328
326
325
324
323
322
320
317
314
312
311
309
308
306
305
301

Thursday 23

Waning Crescent 0%

07:58

15:06

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: 07:56, Set: 16:40, Transit: 12:19. Moon - Rise: 07:58, Set: 15:06. Civil Dark: 17:17 - 07:19. Nautical Dark: 17:58 - 06:38. Astro Dark: 18:38 - 05:58

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
98
98
98
98
98
98
98
98
98
98
98
98
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
13
13
13
13
13
13
34
34

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
80
80
80
80
80
80
25
25

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
1
1
1
2
1
1
2
2
1
1
2
2
2
2
2
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
82
83
89
93
94
94
94
94
94
96
97
98
98
96
96
96
95
93
91
89
87
88

Pressure (mb)

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

Ozone (du)

298
296
297
299
301
298
294
292
293
295
297
299
300
299
294
287
282
280
280
281
283
285
288
289

Friday 24

New Moon 1%

08:36

16:07

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: 16:41, Transit: 12:19. Moon - Rise: 08:36, Set: 16:07. Civil Dark: 17:19 - 07:18. Nautical Dark: 18:00 - 06:37. Astro Dark: 18:39 - 05:57

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
91
91

Low Clouds (% Sky Obscured)

100
100
100
100
65
65
65
65
65
65
68
68
68
68
68
68
100
100
100
100
100
100
19
19

Medium Clouds (% Sky Obscured)

34
34
34
34
99
99
99
99
99
99
99
99
99
99
99
99
92
92
92
92
92
92
4
4

High Clouds (% Sky Obscured)

25
25
25
25
88
88
88
88
88
88
94
94
94
94
94
94
97
97
97
97
97
97
90
90

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
1
0
0
0
0
1
1
1
1
1
1
2
2
2
2
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
3
3
3
4
5
5
5
5
5
5
5
5
5
5
5
5
5
7
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
88
88
85
84
79
73
68
69
72
82
87
91
91
91
92
93
95
94
92
90
85
81

Pressure (mb)

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

Ozone (du)

289
290
289
289
289
291
294
295
295
294
293
294
295
295
295
294
293
292
292
291
291
291
291
292

Saturday 25

Waxing Crescent 3%

09:05

17:14

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 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: 16:43, Transit: 12:19. Moon - Rise: 09:05, Set: 17:14. Civil Dark: 17:20 - 07:17. Nautical Dark: 18:01 - 06:36. Astro Dark: 18:41 - 05:56

Total Clouds (% Sky Obscured)

91
91
91
91
88
88
88
88
88
88
42
42
42
42
42
42
100
100
100
100
100
100
88
88

Low Clouds (% Sky Obscured)

19
19
19
19
85
85
85
85
85
85
39
39
39
39
39
39
100
100
100
100
100
100
88
88

Medium Clouds (% Sky Obscured)

4
4
4
4
31
31
31
31
31
31
6
6
6
6
6
6
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

90
90
90
90
11
11
11
11
11
11
1
1
1
1
1
1
97
97
97
97
97
97
9
9

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
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
Very Light Rain
Very Light Rain
Very Light Rain
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
0
0
0
1
2
3
4
8
8
11
13
22
27
28
31
17
10
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.02
0.03
0.03
0.04
0.07
0.13
0.22
0.27
0.23
0.14
0.08
0.04

Wind Speed/Direction (mph)

10
9
9
8
7
7
8
8
9
9
10
10
10
10
10
10
10
11
11
12
13
15
16
16

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
8
7
7
7
7
7
7
8
8
8
8
8
8
8
8
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
82
84
84
83
84
86
91
93
96
97
98
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014

Ozone (du)

294
294
294
292
292
293
295
297
300
304
307
311
315
318
319
319
320
322
324
326
325
323
322
321

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 19/01/20 14:20:43. Forecast: 19/01/20 to 25/01/20. Timezone: UTC+0.00