Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Gibbous 100%

19:47

07:04

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
14 Bad
15 Bad

Sun - Rise: 07:00, Set: 19:20, Transit: 13:09. Moon - Rise: 19:47, Set: 07:04. Civil Dark: 19:58 - 06:22. Nautical Dark: 20:45 - 05:35. Astro Dark: 21:35 - 04:46

Total Clouds (% Sky Obscured)

100
100
92
95
99
100
100
100
100
100
98
93
96
98
100
100
97
98
98
98
98
98
92
57

Low Clouds (% Sky Obscured)

98
100
55
45
40
48
30
40
37
37
16
2
4
2
3
3
3
3
3
6
24
27
46
52

Medium Clouds (% Sky Obscured)

26
16
11
1
0
0
0
0
0
0
0
19
31
54
87
71
6
43
2
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
83
91
99
100
100
100
100
100
98
92
95
97
100
100
97
98
98
98
97
98
88
16

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 (%)

3
4
4
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.04
0.02
0.01
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)

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

Chance of Frost

Temperature (°C)

16
16
16
15
14
13
13
12
12
12
12
12
11
11
11
11
11
12
14
15
16
17
18
19

Feels Like (°C)

16
16
16
15
14
13
13
12
12
12
12
12
11
11
11
11
11
12
14
15
16
17
18
19

Dew Point (°C)

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

Relative Humidity (%)

68
69
69
69
71
73
77
81
83
85
86
86
86
86
85
81
78
74
71
68
64
60
58
57

Pressure (mb)

1021
1021
1021
1021
1022
1023
1023
1024
1024
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1022
1021
1020

Ozone (du)

290
290
292
293
293
292
291
291
291
288
287
286
285
285
285
288
287
286
285
285
285
283
281
280

Tuesday 21

Full Moon 99%

19:54

08:25

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

Sun - Rise: 07:02, Set: 19:17, Transit: 13:08. Moon - Rise: 19:54, Set: 08:25. Civil Dark: 19:56 - 06:24. Nautical Dark: 20:42 - 05:38. Astro Dark: 21:31 - 04:48

Total Clouds (% Sky Obscured)

28
36
34
100
25
8
5
15
20
20
27
23
11
4
3
21
1
100
100
100
73
38
99
81

Low Clouds (% Sky Obscured)

28
36
34
100
25
8
5
15
20
20
27
23
11
4
2
0
0
99
100
98
19
31
98
65

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
0
98
99
100
71
27
28
50

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
0
34
1
4
0
1
91
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
Very Light Rain
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
2
3
5
0
0
2
3
4
6
1
7
16
24
25
36
29
24
11

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.02
0.04
0
0
0.01
0.02
0.04
0.05
0.01
0.04
0.18
0.28
0.3
0.48
0.34
0.31
0.08

Wind Speed/Direction (mph)

20
20
21
22
23
22
22
21
21
23
23
23
22
22
20
21
18
16
14
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
65
69
70
70
71
74
79
82
82
83
85
84
84
82
79
78
77
78
78
76
71
70
68

Pressure (mb)

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

Ozone (du)

279
279
278
274
274
274
276
276
276
274
274
274
274
275
278
281
280
279
279
281
281
278
282
283

Wednesday 22

Waning Gibbous 96%

20:00

09:45

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
14 Bad
15 Bad

Sun - Rise: 07:04, Set: 19:14, Transit: 13:08. Moon - Rise: 20:00, Set: 09:45. Civil Dark: 19:53 - 06:26. Nautical Dark: 20:39 - 05:40. Astro Dark: 21:28 - 04:51

Total Clouds (% Sky Obscured)

81
98
88
80
98
88
57
98
95
97
100
100
99
85
100
96
96
96
96
96
96
99
99
99

Low Clouds (% Sky Obscured)

44
20
41
50
28
38
46
95
72
95
99
99
73
25
95
84
84
84
84
84
84
40
40
40

Medium Clouds (% Sky Obscured)

72
97
84
56
27
20
38
59
81
78
98
99
98
49
97
24
24
24
24
24
24
91
91
91

High Clouds (% Sky Obscured)

0
11
2
49
98
81
12
77
63
13
25
59
57
66
88
73
73
73
73
73
73
87
87
87

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
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
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

7
6
7
10
8
6
5
5
4
6
9
12
14
17
18
25
17
17
18
15
15
12
9
5

Precipitation Amount (mm)

0.04
0.02
0.02
0.04
0.02
0.02
0.01
0.01
0.01
0.02
0.05
0.08
0.1
0.17
0.2
0.35
0.17
0.2
0.24
0.24
0.23
0.15
0.11
0.03

Wind Speed/Direction (mph)

13
13
13
12
12
12
12
13
14
15
16
16
18
18
20
21
21
22
21
22
21
21
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
13
12
12
11
11
11
10
10
10
10
10
11
10
6
11
12
13
14
14
13
13

Dew Point (°C)

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

Relative Humidity (%)

68
68
68
72
74
75
78
83
84
83
85
86
85
86
86
87
87
84
80
74
71
65
64
64

Pressure (mb)

1016
1016
1015
1014
1013
1013
1013
1012
1011
1010
1009
1008
1007
1006
1006
1004
1005
1004
1005
1005
1006
1008
1007
1008

Ozone (du)

286
286
286
294
295
294
294
294
294
312
313
313
312
313
313
316
322
324
321
319
317
297
294
291

Thursday 23

Waning Gibbous 91%

20:07

11:04

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

Sun - Rise: 07:07, Set: 19:11, Transit: 13:08. Moon - Rise: 20:07, Set: 11:04. Civil Dark: 19:50 - 06:28. Nautical Dark: 20:36 - 05:42. Astro Dark: 21:25 - 04:54

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
27
27
27
27
27
27
97
97
97
97
97
97
95
95
95

Low Clouds (% Sky Obscured)

40
40
40
90
90
90
90
90
90
4
4
4
4
4
4
95
95
95
95
95
95
95
95
95

Medium Clouds (% Sky Obscured)

91
91
91
99
99
99
99
99
99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
87
87
0
0
0
0
0
0
25
25
25
25
25
25
38
38
38
38
38
38
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

None
Very Light Rain
Very Light Rain
None
None
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
None
None

Precipitation Probability (%)

5
6
6
4
0
4
5
5
5
4
4
4
4
4
4
5
9
10
8
10
8
6
5
4

Precipitation Amount (mm)

0.02
0.02
0.02
0.01
0
0.01
0.01
0.01
0.02
0.01
0.02
0.01
0.02
0.03
0.02
0.02
0.07
0.07
0.07
0.12
0.08
0.08
0.03
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
11
7
7
7
7
7
6
6
6
6
7
10
12
12
13
14
14
15
16
16
17

Dew Point (°C)

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

Relative Humidity (%)

65
67
69
71
74
77
80
84
89
90
89
87
87
88
87
85
83
81
79
78
75
74
71
68

Pressure (mb)

1008
1009
1009
1009
1010
1010
1010
1010
1010
1008
1008
1007
1006
1005
1004
1003
1002
1002
1001
1001
1001
1000
1000
1000

Ozone (du)

289
287
286
281
280
278
276
275
273
274
274
274
273
271
270
262
259
258
257
257
258
260
261
262

Friday 24

Waning Gibbous 84%

20:16

12:23

16 Bad
17 Bad
18 Bad
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
15 Bad

Sun - Rise: 07:09, Set: 19:09, Transit: 13:07. Moon - Rise: 20:16, Set: 12:23. Civil Dark: 19:47 - 06:30. Nautical Dark: 20:33 - 05:45. Astro Dark: 21:21 - 04:56

Total Clouds (% Sky Obscured)

95
95
95
13
13
13
13
13
13
46
46
46
46
46
46
93
93
93
93
93
93
94
94
94

Low Clouds (% Sky Obscured)

95
95
95
13
13
13
13
13
13
46
46
46
46
46
46
93
93
93
93
93
93
56
56
56

Medium Clouds (% Sky Obscured)

0
0
0
2
2
2
2
2
2
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
85
85
85

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

Precipitation Probability (%)

4
4
3
4
4
4
4
3
4
3
2
2
2
2
0
6
5
4
3
4
6
7
7
6

Precipitation Amount (mm)

0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0.01
0.01
0
0.08
0.06
0.04
0.03
0.05
0.08
0.11
0.11
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
70
74
74
77
80
82
86
91
93
94
94
94
93
92
92
92
89
87
84
79
77
75
76

Pressure (mb)

1000
1000
1000
1000
1000
1001
1001
1000
1000
1002
1002
1002
1002
1002
1002
1005
1005
1005
1005
1005
1005
1004
1004
1004

Ozone (du)

263
263
263
257
254
253
253
252
252
261
265
268
271
275
280
265
265
266
267
267
267
267
267
268

Saturday 25

Waning Gibbous 76%

20:27

13:42

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 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good

Sun - Rise: 07:11, Set: 19:06, Transit: 13:07. Moon - Rise: 20:27, Set: 13:42. Civil Dark: 19:44 - 06:32. Nautical Dark: 20:30 - 05:47. Astro Dark: 21:18 - 04:59

Total Clouds (% Sky Obscured)

94
94
94
72
72
72
72
72
72
64
64
64
64
64
64
3
3
3
3
3
3
5
5
5

Low Clouds (% Sky Obscured)

56
56
56
21
21
21
21
21
21
11
11
11
11
11
11
0
0
0
0
0
0
5
5
5

Medium Clouds (% Sky Obscured)

0
0
0
1
1
1
1
1
1
61
61
61
61
61
61
3
3
3
3
3
3
0
0
0

High Clouds (% Sky Obscured)

85
85
85
64
64
64
64
64
64
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1

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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

5
5
4
3
3
2
3
3
3
3
3
3
4
4
3
3
3
0
0
3
4
5
7
8

Precipitation Amount (mm)

0.08
0.05
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.03
0.04
0.04
0.03
0.02
0.01
0
0
0.01
0.03
0.06
0.07
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
80
80
81
82
84
88
90
92
93
94
95
93
92
90
87
84
81
76
67
62
61
63

Pressure (mb)

1004
1004
1004
1003
1003
1003
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003

Ozone (du)

268
267
266
265
265
266
266
266
267
267
268
269
271
275
281
286
291
295
301
307
313
318
321
322

Sunday 26

Waning Gibbous 68%

20:43

14:57

16 Good
17 Good
18 Good
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

Sun - Rise: 07:13, Set: 19:03, Transit: 13:07. Moon - Rise: 20:43, Set: 14:57. Civil Dark: 19:41 - 06:34. Nautical Dark: 20:27 - 05:49. Astro Dark: 21:15 - 05:01

Total Clouds (% Sky Obscured)

5
5
5
91
91
91
91
91
91
100
100
100
100
100
100
100
100
100
100
100
100
64
64
64

Low Clouds (% Sky Obscured)

5
5
5
3
3
3
3
3
3
2
2
2
2
2
2
92
92
92
92
92
92
23
23
23

Medium Clouds (% Sky Obscured)

0
0
0
1
1
1
1
1
1
100
100
100
100
100
100
94
94
94
94
94
94
60
60
60

High Clouds (% Sky Obscured)

1
1
1
91
91
91
91
91
91
100
100
100
100
100
100
98
98
98
98
98
98
13
13
13

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

8
8
7
6
4
3
0
5
12
17
19
21
20
18
16
15
13
12
15
23
29
33
29
26

Precipitation Amount (mm)

0.09
0.08
0.07
0.05
0.03
0.01
0
0.03
0.12
0.23
0.24
0.21
0.19
0.15
0.11
0.1
0.12
0.17
0.32
0.81
1.75
2.41
1.98
1.14

Wind Speed/Direction (mph)

16
16
15
14
15
16
17
16
14
12
12
11
10
10
9
9
9
9
9
10
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
9
9
9
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

67
72
76
79
81
82
84
88
94
97
99
99
99
98
97
94
92
88
85
79
73
71
72
76

Pressure (mb)

1003
1004
1004
1004
1004
1004
1004
1006
1006
1007
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

323
323
323
323
323
323
323
323
323
324
325
327
329
329
328
327
326
326
325
323
320
318
316
315

Forecast for Culloden Moor, Highland, UK (57.48,-4.07)

Generated: 20/09/21 16:10:35. Forecast: 20/09/21 to 26/09/21. Timezone: UTC+1.00