Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waning Gibbous 96%

20:06

09:28

00 Good
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 Good
21 Good
22 Good
23 Good

Sun - Rise: 06:55, Set: 19:01, Transit: 12:58. Moon - Rise: 20:06, Set: 09:28. Civil Dark: 19:36 - 06:20. Nautical Dark: 20:18 - 05:38. Astro Dark: 21:02 - 04:55

Total Clouds (% Sky Obscured)

2
65
92
100
100
100
100
100
100
100
95
91
100
100
100
100
100
100
99
59
10
6
15
11

Low Clouds (% Sky Obscured)

2
1
1
1
83
95
80
8
83
23
10
46
94
100
100
100
100
100
99
59
9
2
7
6

Medium Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
38
61
95
28
13
6
3
0
0
1
5
6
14
9

High Clouds (% Sky Obscured)

0
65
92
100
100
100
100
100
100
100
92
72
100
1
10
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
3
78
50
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
0.01
0.1
0.04
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
15
15
15
17
17
18
18
17
17
17
17
16
16
15
15
14
13
12
12
12
11
11

Chance of Frost

Temperature (°C)

14
14
15
15
15
15
15
15
14
14
14
14
14
15
15
15
15
15
15
15
14
14
14
15

Feels Like (°C)

14
14
15
15
15
15
15
15
14
14
14
14
14
15
15
15
15
15
15
15
14
14
14
15

Dew Point (°C)

11
11
12
12
12
13
13
13
12
11
11
10
10
10
10
10
9
9
9
10
10
10
11
11

Relative Humidity (%)

83
82
81
80
80
87
88
88
87
83
82
79
77
73
72
69
70
71
71
72
73
75
77
79

Pressure (mb)

1020
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1018
1017
1017
1016
1016

Ozone (du)

278
279
281
279
278
277
276
277
276
276
275
274
274
271
269
268
267
265
263
262
262
262
262
262

Friday 24

Waning Gibbous 91%

20:19

10:42

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

Sun - Rise: 06:57, Set: 18:59, Transit: 12:58. Moon - Rise: 20:19, Set: 10:42. Civil Dark: 19:34 - 06:22. Nautical Dark: 20:15 - 05:40. Astro Dark: 20:59 - 04:57

Total Clouds (% Sky Obscured)

3
0
0
0
7
11
14
6
21
100
100
100
100
100
100
98
97
80
20
14
37
44
83
100

Low Clouds (% Sky Obscured)

2
0
0
0
7
6
9
5
21
100
100
100
100
100
100
98
97
80
20
2
9
27
71
100

Medium Clouds (% Sky Obscured)

2
0
0
0
0
6
6
1
0
0
1
0
0
1
6
2
0
0
0
13
31
23
46
68

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
6
13
26

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
8
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
1
2
2
2
1
1
0
0
1
1
2
2
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
14
14
13
13
12
13
13
14
14
15
16
17
17
17
17
17
17
17
17
17
17

Feels Like (°C)

15
14
14
14
14
13
13
12
13
13
14
14
15
16
17
17
17
17
17
17
17
17
17
17

Dew Point (°C)

11
11
12
12
12
12
11
11
11
12
12
12
13
13
13
13
13
12
12
13
13
13
13
13

Relative Humidity (%)

80
82
83
84
87
90
90
91
91
91
90
88
87
83
80
75
73
73
74
77
79
80
80
81

Pressure (mb)

1015
1014
1014
1014
1014
1013
1013
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

262
264
264
263
263
263
263
264
265
266
266
266
267
265
266
265
265
266
267
266
265
265
265
265

Saturday 25

Waning Gibbous 84%

20:36

11:55

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
23 Bad

Sun - Rise: 06:58, Set: 18:56, Transit: 12:57. Moon - Rise: 20:36, Set: 11:55. Civil Dark: 19:31 - 06:23. Nautical Dark: 20:13 - 05:42. Astro Dark: 20:56 - 04:59

Total Clouds (% Sky Obscured)

95
89
88
75
53
42
46
79
98
91
93
95
98
92
97
98
86
84
95
95
95
95
95
95

Low Clouds (% Sky Obscured)

17
13
19
38
23
31
11
33
57
41
84
76
89
81
91
87
59
63
94
86
86
86
86
86

Medium Clouds (% Sky Obscured)

80
31
7
17
38
19
1
0
27
71
66
84
80
66
55
77
70
65
41
25
25
25
25
25

High Clouds (% Sky Obscured)

73
84
85
59
13
12
40
72
95
83
8
37
62
21
43
81
15
0
0
51
51
51
51
51

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
Very Light Rain

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
10
10
9
8
8
7
7
7
8
8
8
7
7
7
6
5
4
5
5
4
5
5

Chance of Frost

Temperature (°C)

16
16
16
16
15
15
14
14
14
15
16
17
18
19
20
20
20
20
19
18
18
17
17
17

Feels Like (°C)

16
16
16
16
15
15
14
14
14
15
16
17
18
19
20
20
20
20
19
18
18
17
17
17

Dew Point (°C)

13
13
13
13
13
13
13
12
13
13
13
14
14
14
14
14
14
14
14
13
13
13
13
13

Relative Humidity (%)

82
82
84
85
87
88
89
89
89
85
82
80
77
73
70
69
69
69
70
72
74
76
77
77

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1012
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1011
1011
1012
1011
1011
1011

Ozone (du)

265
266
266
266
267
266
265
265
264
265
265
266
268
274
276
277
279
280
280
277
278
279
280
281

Sunday 26

Waning Gibbous 76%

20:57

13:08

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

Sun - Rise: 07:00, Set: 18:54, Transit: 12:57. Moon - Rise: 20:57, Set: 13:08. Civil Dark: 19:29 - 06:25. Nautical Dark: 20:10 - 05:44. Astro Dark: 20:53 - 05:01

Total Clouds (% Sky Obscured)

95
100
100
100
100
100
100
6
6
6
6
6
6
91
91
91
91
91
91
43
43
43
43
43

Low Clouds (% Sky Obscured)

86
56
56
56
56
56
56
3
3
3
3
3
3
91
91
91
91
91
91
0
0
0
0
0

Medium Clouds (% Sky Obscured)

25
80
80
80
80
80
80
5
5
5
5
5
5
0
0
0
0
0
0
13
13
13
13
13

High Clouds (% Sky Obscured)

51
99
99
99
99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
36
36
36
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
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
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 (%)

5
6
6
7
8
8
5
0
0
0
0
0
0
0
0
5
7
8
9
8
12
10
12
12

Precipitation Amount (mm)

0.04
0.03
0.04
0.07
0.09
0.05
0.01
0
0
0
0
0
0
0
0
0.01
0.02
0.03
0.04
0.03
0.07
0.04
0.08
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
16
15
15
15
15
16
16
17
18
19
20
21
21
20
19
18
18
18
17
17

Feels Like (°C)

17
17
17
16
16
15
15
15
15
16
16
17
18
19
20
21
21
20
19
18
18
18
17
17

Dew Point (°C)

13
13
13
13
13
13
12
12
12
13
13
13
13
12
12
12
12
12
12
11
11
12
12
11

Relative Humidity (%)

78
78
79
80
82
84
87
85
85
83
81
76
70
65
59
56
56
60
62
64
66
68
70
71

Pressure (mb)

1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1007
1007
1006
1006
1006
1006
1006
1005
1005

Ozone (du)

282
281
282
282
282
281
281
283
284
283
283
283
283
283
283
282
282
282
281
280
280
281
281
281

Monday 27

Waning Gibbous 68%

21:26

14:18

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 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK

Sun - Rise: 07:02, Set: 18:52, Transit: 12:57. Moon - Rise: 21:26, Set: 14:18. Civil Dark: 19:26 - 06:27. Nautical Dark: 20:08 - 05:46. Astro Dark: 20:50 - 05:03

Total Clouds (% Sky Obscured)

43
98
98
98
98
98
98
69
69
69
69
69
69
23
23
23
23
23
23
40
40
40
40
40

Low Clouds (% Sky Obscured)

0
25
25
25
25
25
25
1
1
1
1
1
1
18
18
18
18
18
18
11
11
11
11
11

Medium Clouds (% Sky Obscured)

13
95
95
95
95
95
95
45
45
45
45
45
45
16
16
16
16
16
16
20
20
20
20
20

High Clouds (% Sky Obscured)

36
72
72
72
72
72
72
45
45
45
45
45
45
0
0
0
0
0
0
30
30
30
30
30

ISS Passover

Visibility (miles)

10
10
10
10
10
9
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

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

Precipitation Probability (%)

16
14
13
17
21
48
36
34
15
28
29
26
14
4
10
24
26
23
14
0
0
0
0
0

Precipitation Amount (mm)

0.05
0.03
0.03
0.06
0.1
0.6
0.32
0.21
0.07
0.18
0.28
0.19
0.07
0.01
0.09
0.49
0.82
0.5
0.09
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
13
14
15
15
15
12
12
12
14
14
15
14
14
14
13
12
10
9
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
73
74
74
77
79
80
81
81
80
78
73
66
58
56
58
60
61
62
64
64
65
67
68

Pressure (mb)

1005
1004
1004
1004
1004
1005
1006
1006
1006
1007
1008
1009
1010
1011
1011
1011
1012
1012
1012
1013
1013
1014
1014
1015

Ozone (du)

282
282
284
284
285
288
292
293
296
300
307
310
313
309
310
307
305
303
301
300
299
299
299
299

Tuesday 28

Waning Gibbous 58%

22:05

15:22

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

Sun - Rise: 07:04, Set: 18:49, Transit: 12:56. Moon - Rise: 22:05, Set: 15:22. Civil Dark: 19:24 - 06:29. Nautical Dark: 20:05 - 05:48. Astro Dark: 20:48 - 05:05

Total Clouds (% Sky Obscured)

40
11
11
11
11
11
11
9
9
9
9
9
9
41
41
41
41
41
41
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
6
6
6
6
6
6
9
9
9
9
9
9
25
25
25
25
25
25
98
98
98
98
98

Medium Clouds (% Sky Obscured)

20
4
4
4
4
4
4
1
1
1
1
1
1
34
34
34
34
34
34
100
100
100
100
100

High Clouds (% Sky Obscured)

30
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
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
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
7
8
8
0
8
29
41
42
37
22
5
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0.01
0
0.01
0.26
1.15
1.84
1.16
0.26
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
10
8
8
7
7
8
11
12
13
14
15
15
15
15
14
13
12
12
11
10
8

Dew Point (°C)

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

Relative Humidity (%)

69
70
71
73
76
80
83
83
80
76
72
68
63
59
56
54
55
57
60
63
63
64
66
68

Pressure (mb)

1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

299
299
299
299
299
299
299
299
299
300
301
300
298
297
297
297
297
296
294
293
295
297
299
300

Wednesday 29

Third Quarter 48%

22:57

16:16

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
23 OK

Sun - Rise: 07:06, Set: 18:47, Transit: 12:56. Moon - Rise: 22:57, Set: 16:16. Civil Dark: 19:22 - 06:31. Nautical Dark: 20:03 - 05:50. Astro Dark: 20:45 - 05:07

Total Clouds (% Sky Obscured)

100
84
84
84
84
84
84
96
96
96
96
96
96
72
72
72
72
72
72
16
16
16
16
16

Low Clouds (% Sky Obscured)

98
12
12
12
12
12
12
9
9
9
9
9
9
26
26
26
26
26
26
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
48
48
48
48
48
48
3
3
3
3
3
3
34
34
34
34
34
34
1
1
1
1
1

High Clouds (% Sky Obscured)

100
79
79
79
79
79
79
95
95
95
95
95
95
62
62
62
62
62
62
16
16
16
16
16

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
8
6
8
10
10
9
4
1
2
4
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
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
0
0
16
24
30
31
37
42
46
51
51
48
43
36
29

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.08
0.11
0.13
0.16
0.25
0.36
0.43
0.38
0.28
0.19
0.11

Wind Speed/Direction (mph)

8
7
8
8
8
8
8
8
9
10
11
12
11
11
12
12
12
11
11
10
8
7
6
6

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
10
11
12
12
13
12
12
11
11
10
10
10
10
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
71
73
74
76
77
78
78
77
75
72
68
65
65
66
67
67
67
68
69
69
69
70

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1012
1012
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1013

Ozone (du)

300
300
300
300
300
300
300
301
302
304
305
306
308
309
310
311
314
318
325
330
335
338
341
341

Forecast for Leeds, West Yorkshire, UK (53.85,-1.63)

Generated: 23/09/21 05:41:05. Forecast: 23/09/21 to 29/09/21. Timezone: UTC+1.00