Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 23

Waxing Crescent 21%

12:16

20:33

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
17 Bad
18 Bad

Sun - Rise: 07:54, Set: 18:06, Transit: 13:00. Moon - Rise: 12:16, Set: 20:33. Civil Dark: 18:39 - 07:21. Nautical Dark: 19:19 - 06:43. Astro Dark: 19:57 - 06:05

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)

52
86
66
84
93
97
94
63
82
95
3
0
9
52
76
45
38
51
39
13
0
0
0
0

High Clouds (% Sky Obscured)

96
96
84
0
6
69
63
6
84
90
92
88
92
95
82
84
13
84
7
32
95
98
99
98

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
2
3
5
6
8
8
8
7
7
7
7
7
8
8
8
8

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
Very 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
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 (%)

0
10
24
35
35
29
26
25
26
26
25
23
23
25
27
27
24
19
16
16
17
19
20
21

Precipitation Amount (mm)

0
0.12
0.47
1.08
0.88
0.56
0.46
0.41
0.38
0.37
0.33
0.29
0.29
0.37
0.53
0.61
0.48
0.29
0.19
0.16
0.15
0.17
0.2
0.25

Wind Speed/Direction (mph)

3
4
8
11
13
14
14
15
16
17
18
18
18
18
19
19
18
18
18
18
19
19
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14

Relative Humidity (%)

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

Pressure (mb)

1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

255
254
252
251
251
251
252
253
254
255
255
254
254
254
253
253
253
253
253
252
251
251
250
250

Tuesday 24

Waxing Crescent 30%

13:08

21:12

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
17 Bad
18 Bad

Sun - Rise: 07:56, Set: 18:04, Transit: 13:00. Moon - Rise: 13:08, Set: 21:12. Civil Dark: 18:37 - 07:23. Nautical Dark: 19:17 - 06:44. Astro Dark: 19:55 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
54
41
80
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
52
25
35
91
99
100
100
100
100

Medium Clouds (% Sky Obscured)

1
6
27
21
22
20
6
0
0
2
3
27
13
3
1
1
1
6
20
61
83
81
63
18

High Clouds (% Sky Obscured)

98
100
100
100
98
86
78
98
97
88
65
88
15
13
3
6
30
70
81
86
77
20
88
88

ISS Passover

Visibility (miles)

7
7
7
7
9
10
10
10
9
8
7
6
5
4
3
2
2
1
1
1
1
1
2
3

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 (%)

21
19
17
16
16
16
17
16
16
15
15
14
14
14
14
14
12
10
9
8
7
7
8
8

Precipitation Amount (mm)

0.29
0.26
0.23
0.2
0.18
0.18
0.18
0.17
0.16
0.15
0.14
0.14
0.14
0.16
0.19
0.2
0.16
0.11
0.08
0.06
0.05
0.05
0.04
0.05

Wind Speed/Direction (mph)

18
18
18
17
17
17
16
16
15
14
13
12
11
10
10
9
9
9
10
10
9
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
93
93
93
93
93
95
97
98
99
99
98
97
95
92
90
89
89
91
93

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

250
250
251
251
252
253
254
254
254
254
254
254
254
255
256
256
257
256
256
257
257
257
258
258

Wednesday 25

Waxing Crescent 39%

13:54

21:58

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
17 Bad
18 Bad

Sun - Rise: 07:58, Set: 18:02, Transit: 13:00. Moon - Rise: 13:54, Set: 21:58. Civil Dark: 18:35 - 07:24. Nautical Dark: 19:15 - 06:46. Astro Dark: 19:53 - 06:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
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
97
42
100
98
89
95
95
95
95
95
95
98
98
98
98
98
98

Medium Clouds (% Sky Obscured)

40
45
20
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

81
3
0
46
70
97
98
96
95
99
99
99
98
98
98
98
98
98
98
98
98
98
98
98

ISS Passover

Visibility (miles)

3
4
4
4
5
6
7
6
6
5
7
9
10
10
9
8
9
10
10
10
10
10
10
9

Fog (%)

0
0
0
0
100
100
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
9
9
9
10
12
13
13
12
11
11
10
9
8
6
5
3
0
0
0
3
4
4
4

Precipitation Amount (mm)

0.05
0.04
0.04
0.04
0.05
0.09
0.12
0.1
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0.01
0
0
0
0
0
0.01
0.01
0.01

Wind Speed/Direction (mph)

7
7
7
7
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
6
4

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
13
13
13
13
12
12
12
12
12
12
13
14
14
15
15
15
14
13

Feels Like (°C)

14
14
14
14
14
14
13
13
13
13
12
12
12
12
12
12
13
14
14
15
15
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
94
93
93
93
92
91
92
93
95
97
97
97
95
91
88
84
82
81
82
85
89

Pressure (mb)

1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

259
259
260
260
260
259
259
259
259
259
259
260
260
260
261
261
261
260
260
259
259
258
259
259

Thursday 26

Waxing Crescent 36%

14:35

22:49

19 OK
20 OK
21 OK
22 OK
23 OK
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

Sun - Rise: 07:59, Set: 18:00, Transit: 13:00. Moon - Rise: 14:35, Set: 22:49. Civil Dark: 18:34 - 07:26. Nautical Dark: 19:14 - 06:47. Astro Dark: 19:51 - 06:10

Total Clouds (% Sky Obscured)

32
32
32
32
32
32
60
60
60
60
60
60
97
97
97
97
97
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

20
20
20
20
20
20
59
59
59
59
59
59
95
95
95
95
95
95
35
35
35
35
35
35

Medium Clouds (% Sky Obscured)

9
9
9
9
9
9
22
22
22
22
22
22
70
70
70
70
70
70
100
100
100
100
100
100

High Clouds (% Sky Obscured)

15
15
15
15
15
15
2
2
2
2
2
2
2
2
2
2
2
2
95
95
95
95
95
95

ISS Passover

Visibility (miles)

8
8
8
8
8
7
7
5
4
4
5
6
8
8
8
9
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
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
None
None
None
None
None
None

Precipitation Probability (%)

5
5
4
4
5
6
8
7
9
9
10
11
10
9
6
3
1
0
0
0
0
0
3
5

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.03
0.03
0.05
0.06
0.06
0.03
0.01
0.01
0
0
0
0
0
0
0.01
0.03

Wind Speed/Direction (mph)

3
3
2
3
3
4
4
4
5
6
7
7
8
8
9
9
9
8
8
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
10
10
10
10
10
11
11
11
10
10
11
11
12
12
12
12
12
11
11
11
10
10

Relative Humidity (%)

92
93
92
91
91
91
90
89
87
86
87
89
90
92
92
90
85
79
74
71
70
71
76
81

Pressure (mb)

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

Ozone (du)

259
259
258
258
258
258
258
258
258
258
258
258
259
260
261
263
265
267
269
272
275
277
280
282

Friday 27

First Quarter 48%

15:11

23:46

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

Sun - Rise: 08:01, Set: 17:58, Transit: 13:00. Moon - Rise: 15:11, Set: 23:46. Civil Dark: 18:32 - 07:27. Nautical Dark: 19:12 - 06:49. Astro Dark: 19:50 - 06:11

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
77
77
77
77
77
77
64
64
64
64
64
64

Low Clouds (% Sky Obscured)

41
41
41
41
41
41
0
0
0
0
0
0
23
23
23
23
23
23
44
44
44
44
44
44

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

96
96
96
96
96
96
0
0
0
0
0
0
70
70
70
70
70
70
36
36
36
36
36
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
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 (%)

6
6
6
5
4
0
0
0
0
0
0
0
0
7
11
12
11
9
8
8
8
8
9
9

Precipitation Amount (mm)

0.04
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.06
0.06
0.06
0.05
0.07
0.09
0.1
0.09
0.07

Wind Speed/Direction (mph)

6
5
5
4
4
4
4
4
4
5
5
6
6
6
7
8
9
10
12
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
10
9
8
8
8
7
7
7
7
6
7
8
10
12
13
14
15
16
16
15
15
14

Dew Point (°C)

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

Relative Humidity (%)

86
89
91
92
94
95
96
97
99
100
100
100
100
100
100
99
96
90
87
86
86
87
90
93

Pressure (mb)

1032
1032
1032
1033
1033
1032
1032
1032
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1026
1026
1026

Ozone (du)

283
285
286
285
283
281
278
276
275
273
272
271
270
270
270
270
270
269
269
269
270
271
272
273

Saturday 28

Waxing Gibbous 58%

14:42

00:48

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

Sun - Rise: 07:03, Set: 16:56, Transit: 12:00. Moon - Rise: 14:42, Set: 00:48. Civil Dark: 17:30 - 06:29. Nautical Dark: 19:10 - 05:51. Astro Dark: 19:48 - 05:13

Total Clouds (% Sky Obscured)

76
76
76
76
76
76
5
5
5
5
5
23
23
23
23
23
23
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

76
76
76
76
76
76
5
5
5
5
5
23
23
23
23
23
23
100
100
100
100
100
100
99

Medium Clouds (% Sky Obscured)

3
3
3
3
3
3
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
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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
Very Light Rain
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

Precipitation Probability (%)

9
9
9
7
7
5
5
5
8
4
0
0
0
4
4
6
7
7
6
2
0
0
7
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
95
95
95
95
94
94
93
93
94
95
94
92
90
85
77
70
65
63
65
67
70
73
75

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1026
1026
1026
1026
1026
1026

Ozone (du)

274
275
276
277
278
279
279
280
280
281
281
281
282
282
283
284
286
288
290
291
292
292
292
291

Sunday 29

Waxing Gibbous 68%

15:10

00:53

19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
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

Sun - Rise: 07:05, Set: 16:54, Transit: 11:59. Moon - Rise: 15:10, Set: 00:53. Civil Dark: 17:28 - 06:31. Nautical Dark: 18:09 - 05:52. Astro Dark: 18:46 - 05:14

Total Clouds (% Sky Obscured)

99
99
99
99
99
11
11
11
11
11
11
89
89
89
89
89
89
95
95
95
95
95
95
100

Low Clouds (% Sky Obscured)

99
99
99
99
99
2
2
2
2
2
2
47
47
47
47
47
47
73
73
73
73
73
73
99

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)

1
1
1
1
1
10
10
10
10
10
10
80
80
80
80
80
80
84
84
84
84
84
84
33

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-

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

Precipitation Probability (%)

8
7
6
6
7
7
7
7
6
6
0
0
2
6
7
0
0
0
0
0
7
7
8
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
79
78
76
75
74
74
74
76
77
79
80
80
79
76
72
69
67
65
66
68
72
74

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1027
1027
1027
1027
1027
1030
1029
1029
1029
1029
1028

Ozone (du)

291
290
290
291
292
293
291
289
287
285
283
282
281
281
281
279
277
274
268
267
267
267
267
267

Forecast for Dartmoor National Park, Yelverton, Devon PL20 6JD, UK (50.47,-4.09)

Generated: 23/10/17 19:53:18. Forecast: 23/10/17 to 29/10/17. Timezone: UTC+1.00