Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 20%

14:22

21:41

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:36, Set: 19:06, Transit: 13:50. Moon - Rise: 14:22, Set: 21:41. Civil Dark: 19:38 - 08:04. Nautical Dark: 20:14 - 07:27. Astro Dark: 20:50 - 06:51

Total Clouds (% Sky Obscured)

90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
63
71
60
48
38
41

Low Clouds (% Sky Obscured)

41
38
66
45
100
88
72
100
100
100
3
12
100
100
71
100
100
13
63
71
35
42
31
39

Medium Clouds (% Sky Obscured)

22
88
91
84
98
99
100
100
100
100
100
100
100
100
100
94
100
99
6
0
45
18
21
16

High Clouds (% Sky Obscured)

84
100
100
100
100
100
100
100
100
100
100
100
100
70
95
48
7
100
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
6
3
5
9
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

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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

Precipitation Probability (%)

8
9
12
26
48
76
85
87
85
84
83
82
83
84
79
71
66
44
36
28
13
26
18
27

Precipitation Amount (mm)

0.06
0.04
0.03
0.08
0.31
0.83
1.37
1.4
1.33
1.24
1.14
1.03
1.12
1.21
0.94
0.48
0.44
0.23
0.22
0.14
0.04
0.17
0.13
0.28

Wind Speed/Direction (mph)

16
14
13
13
14
15
16
16
16
17
19
21
22
22
22
20
18
15
14
15
17
18
18
16

Chance of Frost

Temperature (°C)

17
17
17
16
16
15
14
14
14
14
14
15
15
15
15
15
15
15
15
16
17
17
18
18

Feels Like (°C)

17
17
17
16
16
15
14
14
14
14
14
15
15
15
15
15
15
15
15
16
17
17
18
18

Dew Point (°C)

14
14
13
13
13
13
13
13
13
13
13
14
14
14
14
14
14
13
13
14
14
14
14
14

Relative Humidity (%)

81
80
81
82
86
89
94
94
91
90
91
92
93
94
94
94
94
93
91
89
85
82
79
79

Pressure (mb)

1003
1003
1003
1002
1002
1001
1001
999
998
997
997
996
995
995
996
996
998
999
1001
1002
1002
1003
1003
1004

Ozone (du)

280
280
280
280
280
279
279
279
279
280
282
284
287
291
296
300
301
301
301
300
299
297
297
296

Wednesday 21

Waxing Crescent 31%

15:21

22:33

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

Sun - Rise: 08:37, Set: 19:04, Transit: 13:50. Moon - Rise: 15:21, Set: 22:33. Civil Dark: 19:36 - 08:05. Nautical Dark: 20:13 - 07:29. Astro Dark: 20:49 - 06:53

Total Clouds (% Sky Obscured)

41
44
29
33
33
16
8
6
12
5
5
17
74
100
100
100
100
62
45
63
73
43
35
20

Low Clouds (% Sky Obscured)

35
38
24
33
33
16
8
6
12
5
1
2
66
100
100
100
100
57
41
61
72
39
34
20

Medium Clouds (% Sky Obscured)

23
20
13
0
0
0
0
0
0
0
4
16
27
69
92
65
45
23
14
7
2
22
18
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
16
25
34
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

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

Precipitation Probability (%)

15
8
7
6
6
0
0
0
0
5
5
11
30
22
24
19
27
20
11
8
6
0
0
5

Precipitation Amount (mm)

0.12
0.04
0.03
0.02
0.01
0
0
0
0
0.01
0.01
0.04
0.18
0.13
0.18
0.11
0.18
0.07
0.02
0.02
0.01
0
0
0.01

Wind Speed/Direction (mph)

15
13
11
9
8
7
7
7
7
7
6
5
4
4
5
5
6
6
7
8
9
10
10
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
13
13
12
12
11
11
11
11
11
11
11
12
11
11
11
11
11
12
13
13
13
13
13

Relative Humidity (%)

78
81
83
85
86
88
89
90
91
92
93
94
94
96
97
97
96
93
90
88
85
80
74
70

Pressure (mb)

1004
1005
1006
1007
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011
1012
1012
1012
1012
1012

Ozone (du)

295
294
294
293
292
291
291
293
295
296
297
298
299
300
300
301
301
301
301
301
301
301
301
301

Thursday 22

Waxing Crescent 41%

16:07

23:33

17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
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
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:39, Set: 19:03, Transit: 13:50. Moon - Rise: 16:07, Set: 23:33. Civil Dark: 19:35 - 08:07. Nautical Dark: 20:11 - 07:30. Astro Dark: 20:47 - 06:54

Total Clouds (% Sky Obscured)

15
9
4
4
1
1
2
3
49
97
100
100
100
100
100
100
100
100
100
100
100
79
79
79

Low Clouds (% Sky Obscured)

15
9
4
4
1
1
2
3
16
97
100
100
100
100
100
100
100
100
100
100
100
74
74
74

Medium Clouds (% Sky Obscured)

1
4
2
1
0
0
0
0
0
0
0
0
0
2
4
2
2
2
2
2
2
4
4
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
39
20
2
1
0
0
0
0
0
0
0
0
0
24
24
24

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
2
2
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

5
5
5
5
4
0
0
0
0
0
6
9
12
9
4
0
0
11
15
17
15
26
24
25

Precipitation Amount (mm)

0.01
0.02
0.02
0.01
0.01
0
0
0
0
0
0.02
0.06
0.08
0.04
0.01
0
0
0.01
0.03
0.04
0.06
0.14
0.15
0.2

Wind Speed/Direction (mph)

11
10
8
7
6
6
6
5
5
5
5
5
5
6
7
8
9
10
12
13
15
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
73
78
81
82
82
83
84
86
87
88
89
90
91
91
90
90
88
86
82
77
74
74
73

Pressure (mb)

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

Ozone (du)

302
302
303
304
305
306
306
306
304
303
302
300
299
297
295
294
291
288
287
288
289
291
293
294

Friday 23

First Quarter 52%

16:43

00:39

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

Sun - Rise: 08:40, Set: 19:01, Transit: 13:50. Moon - Rise: 16:43, Set: 00:39. Civil Dark: 19:33 - 08:08. Nautical Dark: 20:09 - 07:32. Astro Dark: 20:45 - 06:56

Total Clouds (% Sky Obscured)

79
79
79
23
23
23
23
23
23
46
46
46
46
46
46
85
85
85
85
85
85
76
76
76

Low Clouds (% Sky Obscured)

74
74
74
22
22
22
22
22
22
11
11
11
11
11
11
15
15
15
15
15
15
70
70
70

Medium Clouds (% Sky Obscured)

4
4
4
6
6
6
6
6
6
1
1
1
1
1
1
2
2
2
2
2
2
0
0
0

High Clouds (% Sky Obscured)

24
24
24
2
2
2
2
2
2
40
40
40
40
40
40
82
82
82
82
82
82
22
22
22

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

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

Precipitation Probability (%)

25
21
15
7
4
6
7
4
1
0
0
0
0
2
13
22
16
5
4
5
7
9
8
6

Precipitation Amount (mm)

0.21
0.14
0.07
0.03
0.02
0.03
0.05
0.03
0.01
0
0
0
0
0.02
0.08
0.14
0.09
0.03
0.02
0.03
0.05
0.07
0.08
0.07

Wind Speed/Direction (mph)

14
13
12
11
10
8
7
6
6
5
5
6
6
7
7
8
9
11
13
14
16
17
17
18

Chance of Frost

Temperature (°C)

14
14
13
13
12
11
10
10
9
8
8
8
8
9
9
10
11
12
13
14
14
15
16
16

Feels Like (°C)

14
14
13
13
12
11
10
8
7
7
6
6
7
7
8
10
11
12
13
14
14
15
16
16

Dew Point (°C)

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

Relative Humidity (%)

74
75
77
78
79
81
84
86
88
90
94
95
95
96
95
94
91
88
85
84
80
76
73
71

Pressure (mb)

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

Ozone (du)

296
296
295
294
293
292
291
289
287
285
285
285
286
285
284
283
284
284
285
284
283
282
282
282

Saturday 24

Waxing Gibbous 63%

No Rise

01:48

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

Sun - Rise: 07:42, Set: 18:59, Transit: 12:50. Moon - Rise: No Rise, Set: 01:48. Civil Dark: 19:31 - 07:10. Nautical Dark: 20:08 - 06:33. Astro Dark: 20:44 - 05:57

Total Clouds (% Sky Obscured)

76
76
76
51
51
51
51
51
51
9
9
9
9
9
31
31
31
31
31
31
73
73
73
73

Low Clouds (% Sky Obscured)

70
70
70
44
44
44
44
44
44
8
8
8
8
8
22
22
22
22
22
22
1
1
1
1

Medium Clouds (% Sky Obscured)

0
0
0
12
12
12
12
12
12
1
1
1
1
1
5
5
5
5
5
5
0
0
0
0

High Clouds (% Sky Obscured)

22
22
22
13
13
13
13
13
13
0
0
0
0
0
14
14
14
14
14
14
73
73
73
73

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
7
8
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
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
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

5
5
7
10
13
13
13
10
10
9
7
6
4
0
10
52
78
84
84
80
69
46
21
15

Precipitation Amount (mm)

0.06
0.05
0.05
0.06
0.05
0.05
0.04
0.03
0.03
0.02
0.02
0.02
0.01
0
0.01
0.24
1.1
1.94
1.78
1.19
0.77
0.46
0.21
0.08

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
10
10
10
9
9
10
10
10
10
10
10
10
10
10
10
8
8
8
8
8
8
8

Relative Humidity (%)

70
72
75
76
76
76
77
79
82
83
82
83
82
82
82
83
85
83
82
81
78
74
70
69

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1012
1011
1011
1008
1007
1006
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1006

Ozone (du)

282
282
283
283
282
281
280
280
281
282
284
286
287
288
289
293
297
301
304
306
309
311
314
317

Sunday 25

Waxing Gibbous 72%

16:11

01:57

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 OK
15 OK
16 OK

Sun - Rise: 07:43, Set: 17:57, Transit: 12:49. Moon - Rise: 16:11, Set: 01:57. Civil Dark: 18:29 - 07:11. Nautical Dark: 19:06 - 06:35. Astro Dark: 19:42 - 05:58

Total Clouds (% Sky Obscured)

73
73
85
85
85
85
85
85
98
98
98
98
98
98
31
31
31
31
31
31
28
28
28
28

Low Clouds (% Sky Obscured)

1
1
20
20
20
20
20
20
93
93
93
93
93
93
23
23
23
23
23
23
16
16
16
16

Medium Clouds (% Sky Obscured)

0
0
10
10
10
10
10
10
93
93
93
93
93
93
23
23
23
23
23
23
6
6
6
6

High Clouds (% Sky Obscured)

73
73
84
84
84
84
84
84
73
73
73
73
73
73
0
0
0
0
0
0
15
15
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

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
None

Precipitation Probability (%)

13
13
13
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
10
10
9
8
8
8
8
7
7
7
7
6
6
7
9
10
11
12
13
13
13
13

Feels Like (°C)

13
12
10
7
6
6
5
5
5
5
5
5
4
4
4
5
7
8
11
12
13
13
13
13

Dew Point (°C)

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

Relative Humidity (%)

70
74
74
75
77
79
80
82
83
85
86
89
92
94
93
89
85
84
77
71
65
63
63
65

Pressure (mb)

1007
1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

322
327
331
332
333
333
332
330
330
330
331
331
329
325
321
318
315
311
306
301
297
293
289
287

Monday 26

Waxing Gibbous 81%

16:54

03:04

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
14 Bad
15 Bad
16 Bad

Sun - Rise: 07:45, Set: 17:56, Transit: 12:49. Moon - Rise: 16:54, Set: 03:04. Civil Dark: 18:28 - 07:13. Nautical Dark: 19:04 - 06:36. Astro Dark: 19:40 - 06:00

Total Clouds (% Sky Obscured)

28
28
100
100
100
100
100
100
93
93
93
93
93
93
84
84
84
84
84
84
95
95
95
95

Low Clouds (% Sky Obscured)

16
16
61
61
61
61
61
61
11
11
11
11
11
11
13
13
13
13
13
13
67
67
67
67

Medium Clouds (% Sky Obscured)

6
6
100
100
100
100
100
100
19
19
19
19
19
19
46
46
46
46
46
46
13
13
13
13

High Clouds (% Sky Obscured)

15
15
98
98
98
98
98
98
91
91
91
91
91
91
74
74
74
74
74
74
91
91
91
91

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

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 (%)

28
63
77
78
71
63
59
48
34
28
24
21
15
14
14
30
47
54
42
26
18
13
12
10

Precipitation Amount (mm)

0.04
0.21
0.39
0.39
0.29
0.2
0.13
0.06
0.03
0.02
0.02
0.02
0.01
0.01
0.01
0.04
0.12
0.2
0.15
0.07
0.03
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
10
10
10
10
10
8
7
7
7
6
6
7
7
10
11
11
12
13
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

69
72
76
78
78
79
80
82
84
85
86
88
90
92
92
89
86
83
81
81
77
74
73
72

Pressure (mb)

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

Ozone (du)

285
284
283
282
280
278
276
274
272
271
270
269
267
266
264
263
262
261
259
258
256
256
256
256

Forecast for Ercé-près-Liffré, Ille-et-Vilaine, FR (48.26,-1.51)

Generated: 20/10/20 17:10:48. Forecast: 20/10/20 to 26/10/20. Timezone: UTC+2.00