Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Gibbous 100%

19:32

07:02

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

Sun - Rise: 06:55, Set: 19:12, Transit: 13:02. Moon - Rise: 19:32, Set: 07:02. Civil Dark: 19:45 - 06:22. Nautical Dark: 20:24 - 05:42. Astro Dark: 21:06 - 05:01

Total Clouds (% Sky Obscured)

26
77
70
2
10
99
99
98
77
100
9
70
1
92
91
51
98
96
94
98
97
95
99
100

Low Clouds (% Sky Obscured)

26
77
70
2
10
8
5
5
2
3
0
1
1
1
1
5
74
36
17
14
11
30
88
98

Medium Clouds (% Sky Obscured)

0
2
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
99
99
98
76
100
9
70
0
92
91
50
91
95
93
98
97
92
95
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
68
20
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
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
9
8
6
5
5
5
5
5
5
4
4
3
3
3
3
2
2
3
3
4
3
2
3

Chance of Frost

Temperature (°C)

21
21
21
20
17
16
14
13
13
12
11
11
11
10
9
9
9
10
11
13
15
17
18
19

Feels Like (°C)

21
21
21
20
17
16
14
13
13
12
11
11
11
10
9
9
9
10
11
13
15
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

52
51
54
60
68
72
78
84
88
91
92
93
93
93
93
93
92
88
83
76
72
67
64
61

Pressure (mb)

1024
1025
1025
1025
1025
1026
1026
1027
1027
1027
1029
1029
1028
1029
1029
1029
1030
1030
1030
1031
1031
1031
1030
1030

Ozone (du)

296
293
291
290
294
293
293
292
291
292
288
287
286
286
285
285
284
284
284
283
283
283
280
279

Tuesday 21

Full Moon 99%

19:46

08:15

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

Sun - Rise: 06:57, Set: 19:09, Transit: 13:02. Moon - Rise: 19:46, Set: 08:15. Civil Dark: 19:43 - 06:23. Nautical Dark: 20:22 - 05:44. Astro Dark: 21:03 - 05:03

Total Clouds (% Sky Obscured)

100
100
99
98
96
98
91
87
63
29
15
48
23
7
8
69
66
62
78
74
100
96
100
96

Low Clouds (% Sky Obscured)

100
92
76
13
2
1
4
3
0
1
2
48
23
4
7
31
48
60
77
74
100
96
100
96

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)

95
96
98
98
95
98
91
86
63
28
13
1
2
3
1
54
37
7
4
2
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
48
22
0
1
14
21
17
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
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
19
17
16
15
14
14
13
13
12
12
12
12
12
12
12
14
15
17
18
19
19

Feels Like (°C)

20
20
20
19
17
16
15
14
14
13
13
12
12
12
12
12
12
12
14
15
17
18
19
19

Dew Point (°C)

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

Relative Humidity (%)

60
61
64
70
73
78
83
89
92
94
97
100
100
100
100
98
93
91
86
81
76
71
67
64

Pressure (mb)

1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1027

Ozone (du)

279
278
277
276
273
273
274
274
274
273
274
273
273
273
273
274
274
274
274
273
273
272
274
274

Wednesday 22

Waning Gibbous 96%

20:00

09:27

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

Sun - Rise: 06:58, Set: 19:07, Transit: 13:01. Moon - Rise: 20:00, Set: 09:27. Civil Dark: 19:40 - 06:25. Nautical Dark: 20:20 - 05:46. Astro Dark: 21:01 - 05:05

Total Clouds (% Sky Obscured)

99
94
100
63
3
19
36
9
4
34
41
4
9
13
38
83
98
98
98
98
98
98
34
34

Low Clouds (% Sky Obscured)

99
94
100
63
3
12
17
2
2
3
2
4
9
13
11
13
93
93
93
93
93
93
34
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
9
9
9
9
9
9
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
8
23
8
2
32
41
0
0
1
31
82
86
86
86
86
86
86
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
0
0
0
0
0
0
0
0
0
0
3
3
4
5
3
2
2
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
10
9
9
8
7
6
6
7
8
8
8
9
9
9
10
11
13
14
14
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
67
73
77
83
87
91
94
96
97
99
99
98
97
97
94
91
89
83
79
72
64
60

Pressure (mb)

1026
1026
1025
1025
1025
1025
1025
1024
1024
1024
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018

Ozone (du)

274
274
274
275
273
272
273
274
275
277
277
276
275
275
275
277
279
278
277
275
275
276
275
275

Thursday 23

Waning Gibbous 91%

20:14

10:39

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

Sun - Rise: 07:00, Set: 19:05, Transit: 13:01. Moon - Rise: 20:14, Set: 10:39. Civil Dark: 19:38 - 06:27. Nautical Dark: 20:17 - 05:47. Astro Dark: 20:58 - 05:07

Total Clouds (% Sky Obscured)

34
34
34
34
0
0
0
0
0
0
9
9
9
9
9
9
20
20
20
20
20
20
100
100

Low Clouds (% Sky Obscured)

34
34
34
34
0
0
0
0
0
0
9
9
9
9
9
9
20
20
20
20
20
20
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
5
5

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

14
13
12
11
9
8
6
5
4
4
5
5
5
5
6
6
5
6
8
10
11
12
13
14

Chance of Frost

Temperature (°C)

20
19
19
17
16
14
13
12
12
11
11
11
11
10
10
10
9
11
13
15
16
18
19
20

Feels Like (°C)

20
19
19
17
16
14
13
12
12
11
11
11
11
10
10
8
8
11
13
15
16
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

58
60
65
71
76
82
86
91
95
96
98
99
100
99
99
99
100
94
89
83
81
77
72
69

Pressure (mb)

1018
1017
1018
1018
1018
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1017
1017
1017
1017
1016
1016
1015
1015

Ozone (du)

275
275
275
276
276
277
277
277
276
275
273
273
271
270
269
269
272
272
271
271
271
270
268
267

Friday 24

Waning Gibbous 84%

20:30

11:50

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

Sun - Rise: 07:01, Set: 19:02, Transit: 13:01. Moon - Rise: 20:30, Set: 11:50. Civil Dark: 19:35 - 06:28. Nautical Dark: 20:15 - 05:49. Astro Dark: 20:55 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
14
14
14
14
14
14
19
19
19
19
19
19
69
69
69
69
69
69
45
45

Low Clouds (% Sky Obscured)

100
100
100
100
2
2
2
2
2
2
1
1
1
1
1
1
68
68
68
68
68
68
41
41

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)

5
5
5
5
13
13
13
13
13
13
19
19
19
19
19
19
2
2
2
2
2
2
5
5

ISS Passover

Visibility (miles)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
15
15
15
15
14
14
15
15
15
16
16
16
16
16
16
16
16
16
16
16
16
16
16

Relative Humidity (%)

68
71
77
84
90
92
95
98
100
100
100
100
100
100
100
100
99
96
93
89
86
84
80
76

Pressure (mb)

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

Ozone (du)

266
267
267
267
264
264
264
264
263
263
264
264
263
263
262
262
265
266
267
268
269
267
268
270

Saturday 25

Waning Gibbous 76%

20:49

13:00

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

Sun - Rise: 07:03, Set: 19:00, Transit: 13:00. Moon - Rise: 20:49, Set: 13:00. Civil Dark: 19:33 - 06:30. Nautical Dark: 20:12 - 05:51. Astro Dark: 20:53 - 05:10

Total Clouds (% Sky Obscured)

45
45
45
45
34
34
34
34
34
34
89
89
89
89
89
89
100
100
100
100
100
100
97
97

Low Clouds (% Sky Obscured)

41
41
41
41
0
0
0
0
0
0
6
6
6
6
6
6
73
73
73
73
73
73
91
91

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
34
34

High Clouds (% Sky Obscured)

5
5
5
5
34
34
34
34
34
34
89
89
89
89
89
89
98
98
98
98
98
98
52
52

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
8
6
8
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
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
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
1
1
0
0
0
6
13
21
26
26
24
20
15
8
3
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.01
0
0
0
0.02
0.07
0.14
0.17
0.19
0.18
0.12
0.06
0.03
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
18
17
16
16
16
15
15
15
15
15
15
15
15
14
14
13
13
14
15
17
19
20

Feels Like (°C)

20
19
18
17
16
16
16
15
15
15
15
15
15
15
15
15
14
14
13
14
15
17
19
20

Dew Point (°C)

16
15
15
15
15
15
14
15
15
15
15
15
15
15
15
14
14
13
13
13
13
14
13
13

Relative Humidity (%)

76
78
82
86
89
92
93
97
100
100
100
100
100
100
100
100
100
100
100
95
89
81
71
66

Pressure (mb)

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

Ozone (du)

272
274
276
277
278
279
279
278
278
277
276
274
272
271
272
274
274
273
272
271
272
274
276
277

Sunday 26

Waning Gibbous 68%

21:13

14:07

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 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 Bad

Sun - Rise: 07:05, Set: 18:58, Transit: 13:00. Moon - Rise: 21:13, Set: 14:07. Civil Dark: 19:31 - 06:32. Nautical Dark: 20:10 - 05:53. Astro Dark: 20:50 - 05:12

Total Clouds (% Sky Obscured)

97
97
97
97
99
99
99
99
99
99
99
99
99
99
99
99
38
38
38
38
38
38
38
38

Low Clouds (% Sky Obscured)

91
91
91
91
7
7
7
7
7
7
87
87
87
87
87
87
27
27
27
27
27
27
14
14

Medium Clouds (% Sky Obscured)

34
34
34
34
81
81
81
81
81
81
95
95
95
95
95
95
27
27
27
27
27
27
31
31

High Clouds (% Sky Obscured)

52
52
52
52
98
98
98
98
98
98
56
56
56
56
56
56
0
0
0
0
0
0
2
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
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
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

2
2
2
2
0
0
0
0
0
0
0
3
5
6
5
3
0
0
0
0
0
3
6
13

Precipitation Amount (mm)

0.01
0.02
0.01
0.01
0
0
0
0
0
0
0
0.01
0.02
0.03
0.02
0.01
0
0
0
0
0
0.01
0.06
0.27

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
17
16
15
14
13
13
12
12
12
12
13
13
13
13
13
14
15
16
17
18
18

Feels Like (°C)

20
20
19
17
16
15
14
13
13
12
12
12
12
13
13
13
13
13
14
15
16
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

65
67
72
79
83
87
90
95
98
100
100
100
100
100
100
100
100
98
93
87
83
78
73
73

Pressure (mb)

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

Ozone (du)

277
278
279
280
282
284
286
288
289
290
290
289
288
287
285
282
281
281
282
283
283
284
284
283

Forecast for Bagstone, South Gloucestershire, UK (51.58,-2.45)

Generated: 20/09/21 15:15:11. Forecast: 20/09/21 to 26/09/21. Timezone: UTC+1.00