Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 21%

04:03

12:57

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

Sun - Rise: 08:11, Set: 16:38, Transit: 12:25. Moon - Rise: 04:03, Set: 12:57. Civil Dark: 17:16 - 07:33. Nautical Dark: 17:58 - 06:51. Astro Dark: 18:39 - 06:10

Total Clouds (% Sky Obscured)

0
0
12
54
77
2
10
0
4
2
0
0
0
0
0
0
2
11
23
43
64
8
9
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
9
38

Medium Clouds (% Sky Obscured)

0
0
11
50
76
2
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
6
2
0
6
0
4
2
0
0
0
0
0
0
1
11
23
43
63
6
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

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)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
2
3
3
3
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

333
332
329
326
324
326
330
333
333
332
330
327
324
321
318
316
314
313
311
310
309
308
307
307

Monday 20

Waning Crescent 13%

05:18

13:32

14 OK
15 OK
16 OK
17 OK
18 OK
19 Bad
20 OK
21 OK
22 OK
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: 08:10, Set: 16:39, Transit: 12:26. Moon - Rise: 05:18, Set: 13:32. Civil Dark: 17:18 - 07:32. Nautical Dark: 18:00 - 06:50. Astro Dark: 18:40 - 06:09

Total Clouds (% Sky Obscured)

45
39
38
25
29
58
35
25
31
77
81
90
99
100
100
100
100
100
100
70
72
85
100
100

Low Clouds (% Sky Obscured)

45
39
38
25
29
58
35
25
31
77
81
90
99
100
100
100
100
100
100
70
70
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
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
19
41
81
84
81
20
0
3
4
16
21

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
20
0
0
6
23
2
0
73
100
100
100
100
100
100
51
2
4
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
3
3
3
3
2
2
2
2
2
1
1
2
2
2
2
2
2
2
1
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
79
78
77
78
78
79
78
78
78
78
79
79
80
80
81
82
83
85
84
80
75
76

Pressure (mb)

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

Ozone (du)

307
307
307
307
306
305
304
303
302
300
300
300
302
302
301
299
298
298
299
299
298
297
296
296

Tuesday 21

Waning Crescent 6%

06:26

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: 08:09, Set: 16:41, Transit: 12:26. Moon - Rise: 06:26, Set: No Set. Civil Dark: 17:19 - 07:31. Nautical Dark: 18:01 - 06:49. Astro Dark: 18:42 - 06:09

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)

0
0
0
1
2
2
3
3
29
40
11
9
6
28
38
60
23
23
23
23
23
23
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
44
40
27
41
63
60
60
60
60
60
60
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
51
100
100
100
100
100
100
53
100
100
100
100
71
66
66
66
66
66
66
66
66

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

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
0
0.01

Wind Speed/Direction (mph)

3
3
3
3
2
2
2
2
2
2
2
2
2
3
3
3
4
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

6
5
4
3
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
4
5
6
7
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
79
79
78
79
80
81
81
82
83
84
86
88
89
91
93
94
96
97
95
94
94
92

Pressure (mb)

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

Ozone (du)

297
298
302
306
310
313
315
317
318
319
320
323
325
328
331
334
336
335
334
333
333
333
333
332

Wednesday 22

Waning Crescent 2%

07:23

14:16

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: 08:08, Set: 16:43, Transit: 12:26. Moon - Rise: 07:23, Set: 14:16. Civil Dark: 17:21 - 07:30. Nautical Dark: 18:03 - 06:48. Astro Dark: 18:43 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
88
88
88
88
88
88
94
94
94
94
94
94
100
100
100
100
100
100
98
98

Low Clouds (% Sky Obscured)

100
100
100
100
88
88
88
88
88
88
94
94
94
94
94
94
100
100
100
100
100
100
98
98

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)

0
0
0
0
9
9
9
9
9
9
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
1
0
0
0
0
0
0
1
1
2
6

Fog (%)

66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
10
9
11
10
4
3
3
3
3
4
2
2
1
0
2
2
2
2
1
0
0
0
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
89
90
91
92
91
91
91
91
92
92
92
94
94
94
95
95
97
98
96
94
93
90

Pressure (mb)

1038
1037
1037
1037
1037
1037
1037
1036
1036
1036
1036
1036
1035
1035
1034
1034
1033
1033
1033
1033
1033
1032
1032
1031

Ozone (du)

332
331
331
330
330
329
328
327
325
324
322
319
316
313
311
310
309
306
304
301
299
298
296
293

Thursday 23

Waning Crescent 0%

08:10

15:10

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: 08:06, Set: 16:45, Transit: 12:26. Moon - Rise: 08:10, Set: 15:10. Civil Dark: 17:23 - 07:28. Nautical Dark: 18:04 - 06:47. Astro Dark: 18:45 - 06:07

Total Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
98
98
100
100
100
100
100
100
95
95
95
95
95
95
100
100

Low Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
98
98
100
100
100
100
100
100
95
95
95
95
95
95
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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
37
37

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 (%)

66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
87
86
88
89
88
88
87
88
90
90
91
93
91
90
89
87
86
86
88
91
91
92

Pressure (mb)

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

Ozone (du)

289
286
284
284
283
284
284
284
280
275
271
268
266
266
268
271
275
280
285
288
290
290
290
292

Friday 24

New Moon 1%

08:47

16:12

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: 08:05, Set: 16:46, Transit: 12:27. Moon - Rise: 08:47, Set: 16:12. Civil Dark: 17:24 - 07:27. Nautical Dark: 18:06 - 06:46. Astro Dark: 18:46 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99
95
95
95
95
95
95
93
93

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
84
84
84
84
84
84
49
49
49
49
49
49
73
73

Medium Clouds (% Sky Obscured)

0
0
0
0
76
76
76
76
76
76
84
84
84
84
84
84
30
30
30
30
30
30
1
1

High Clouds (% Sky Obscured)

37
37
37
37
96
96
96
96
96
96
98
98
98
98
98
98
91
91
91
91
91
91
84
84

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 (%)

66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66

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
0
0
0
0
2
0
0
0
2
3
5
4
6
11
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0.01
0.01
0.01
0.01
0.03
0.05
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
90
89
90
90
89
86
83
78
77
75
77
81
82
81
80
82
86
89
89
93
97
96

Pressure (mb)

1020
1019
1019
1019
1019
1019
1018
1018
1017
1017
1017
1016
1016
1015
1015
1014
1014
1014
1014
1013
1013
1013
1013
1012

Ozone (du)

294
295
296
295
294
293
292
291
289
287
285
285
285
286
286
286
286
286
286
287
287
287
287
285

Saturday 25

Waxing Crescent 3%

09:15

17:19

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: 08:04, Set: 16:48, Transit: 12:27. Moon - Rise: 09:15, Set: 17:19. Civil Dark: 17:26 - 07:26. Nautical Dark: 18:07 - 06:45. Astro Dark: 18:48 - 06:05

Total Clouds (% Sky Obscured)

93
93
93
93
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
73
73
73
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
27
27
27
27
27
27
10
10
10
10
10
10
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

84
84
84
84
0
0
0
0
0
0
0
0
0
0
0
0
96
96
96
96
96
96
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
9
8
9

Fog (%)

66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66
66

Precipitation Type

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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

19
28
24
19
19
12
13
22
20
25
29
22
18
16
14
12
10
9
8
8
10
10
10
10

Precipitation Amount (mm)

0.14
0.18
0.17
0.15
0.13
0.13
0.12
0.12
0.12
0.14
0.16
0.16
0.15
0.13
0.11
0.09
0.08
0.07
0.06
0.05
0.04
0.04
0.05
0.06

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
5
6
5
6
6
6

Relative Humidity (%)

96
96
93
90
90
88
89
92
92
94
94
95
95
95
95
96
96
99
100
100
100
100
99
98

Pressure (mb)

1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012

Ozone (du)

284
283
285
288
290
293
296
300
304
310
314
317
319
321
323
325
326
328
329
329
327
323
321
320

Forecast for Rhayader LD6 5HF, UK (52.27,-3.69)

Generated: 19/01/20 14:33:55. Forecast: 19/01/20 to 25/01/20. Timezone: UTC+0.00