Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Full Moon 100%

19:38

06:18

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
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 06:58, Set: 19:12, Transit: 13:05. Moon - Rise: 19:38, Set: 06:18. Civil Dark: 19:44 - 06:26. Nautical Dark: 20:21 - 05:50. Astro Dark: 21:00 - 05:11

Total Clouds (% Sky Obscured)

36
48
47
85
98
100
98
98
99
95
98
100
99
84
76
53
72
35
7
9
6
5
8
9

Low Clouds (% Sky Obscured)

34
46
41
81
52
45
27
33
21
29
14
38
31
21
1
0
2
6
4
3
2
1
1
2

Medium Clouds (% Sky Obscured)

4
3
13
33
97
100
98
98
99
94
95
92
66
31
17
1
8
16
6
9
5
5
8
8

High Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
2
77
98
98
73
70
53
70
21
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
1
2
8
5
2
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

7
7
6
7
8
8
9
9
9
7
6
6
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
4
4
5
5
5
5
4
4
3
3
3
3
3
3
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
85
83
80
77
74
71
68
66
65
67
71
75
77
79
81
85
86
85
85
83
82

Pressure (mb)

1026
1026
1026
1027
1027
1028
1028
1028
1029
1029
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025

Ozone (du)

301
298
296
293
293
294
293
292
291
289
289
287
286
285
285
284
284
283
284
285
285
284
283
283

Tuesday 21

Waning Gibbous 98%

19:54

07:30

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

Sun - Rise: 06:59, Set: 19:10, Transit: 13:05. Moon - Rise: 19:54, Set: 07:30. Civil Dark: 19:42 - 06:27. Nautical Dark: 20:19 - 05:51. Astro Dark: 20:58 - 05:13

Total Clouds (% Sky Obscured)

41
62
27
18
36
54
52
56
52
62
57
84
24
29
89
96
95
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

3
7
5
4
5
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
56
25
16
34
46
44
48
49
54
34
6
0
0
0
0
1
35
56
53
64
88
99
100

High Clouds (% Sky Obscured)

35
48
7
5
6
44
43
48
31
31
45
84
24
29
89
96
95
99
99
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
None
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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
3
3
0
8
13
35
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.01
0.01
0
0.05
0.09
0.35
0.33

Wind Speed/Direction (mph)

4
3
3
3
3
3
3
4
4
4
3
3
3
2
2
2
3
2
3
3
3
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
76
72
69
67
64
61
61
60
61
64
69
71
74
76
79
82
87
88
89
89
89
87

Pressure (mb)

1025
1024
1024
1024
1023
1023
1022
1021
1020
1019
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

283
284
285
285
285
283
283
284
284
286
288
291
291
290
290
291
292
290
291
293
294
294
294
295

Wednesday 22

Waning Gibbous 94%

20:10

08:41

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

Sun - Rise: 07:01, Set: 19:08, Transit: 13:04. Moon - Rise: 20:10, Set: 08:41. Civil Dark: 19:40 - 06:29. Nautical Dark: 20:17 - 05:53. Astro Dark: 20:56 - 05:15

Total Clouds (% Sky Obscured)

100
100
99
18
23
23
41
87
63
34
13
8
3
3
2
66
48
100
100
100
100
100
100
26

Low Clouds (% Sky Obscured)

3
5
9
11
23
23
41
87
61
33
11
7
3
3
2
12
32
100
100
100
100
100
100
26

Medium Clouds (% Sky Obscured)

100
100
82
12
1
0
0
1
9
7
9
3
1
0
1
6
7
3
3
3
3
3
3
0

High Clouds (% Sky Obscured)

100
100
98
0
0
0
0
0
0
0
2
0
0
0
0
62
23
77
77
77
77
77
77
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
2
86
86
86
86
86
86
86

Precipitation Type

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

Precipitation Probability (%)

42
44
35
31
32
16
10
8
7
7
8
2
0
0
0
0
3
4
3
2
0
0
0
0

Precipitation Amount (mm)

0.39
0.44
0.23
0.2
0.21
0.07
0.05
0.05
0.06
0.08
0.1
0.01
0
0
0
0
0.01
0.01
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
84
83
83
82
78
72
69
68
68
68
70
75
80
82
84
87
91
93
93
93
92
91

Pressure (mb)

1017
1018
1018
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1024
1024
1024
1025
1025
1025
1025
1025
1026

Ozone (du)

299
304
308
312
315
315
316
314
312
312
311
312
309
307
305
301
299
295
293
292
291
290
288
284

Thursday 23

Waning Gibbous 89%

20:27

09:50

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

Sun - Rise: 07:02, Set: 19:06, Transit: 13:04. Moon - Rise: 20:27, Set: 09:50. Civil Dark: 19:37 - 06:30. Nautical Dark: 20:15 - 05:55. Astro Dark: 20:53 - 05:16

Total Clouds (% Sky Obscured)

26
26
26
26
26
27
27
27
27
27
27
82
82
82
82
82
82
4
4
4
4
4
4
37

Low Clouds (% Sky Obscured)

26
26
26
26
26
21
21
21
21
21
21
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
6
6
6
6
6
6
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
13
13
13
13
13
13
82
82
82
82
82
82
4
4
4
4
4
4
37

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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

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)

2
2
2
2
2
2
3
3
4
4
4
3
3
3
3
3
3
3
3
3
3
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
85
81
78
75
70
68
68
68
70
71
78
84
86
87
88
90
94
96
96
96
96
96

Pressure (mb)

1026
1026
1027
1027
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1022
1021
1021
1021
1020
1020
1019

Ozone (du)

283
282
281
279
277
281
280
279
277
276
276
273
273
272
272
272
271
270
271
270
270
269
268
271

Friday 24

Waning Gibbous 82%

20:46

10:59

06 OK
07 OK
08 OK
09 OK
10 OK
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 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 07:03, Set: 19:04, Transit: 13:04. Moon - Rise: 20:46, Set: 10:59. Civil Dark: 19:35 - 06:32. Nautical Dark: 20:12 - 05:56. Astro Dark: 20:51 - 05:18

Total Clouds (% Sky Obscured)

37
37
37
37
37
96
96
96
96
96
96
81
81
81
81
81
81
0
0
0
0
0
0
9

Low 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
9

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)

37
37
37
37
37
96
96
96
96
96
96
81
81
81
81
81
81
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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

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)

2
2
2
2
3
4
4
5
4
4
4
3
3
3
3
4
4
4
4
3
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
95
93
89
86
81
78
77
77
77
78
80
84
88
93
94
94
95
99
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

271
271
272
272
271
270
270
270
271
272
273
274
276
277
277
278
279
279
279
278
279
282
286
289

Saturday 25

Waning Gibbous 74%

21:08

12:07

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

Sun - Rise: 07:05, Set: 19:01, Transit: 13:03. Moon - Rise: 21:08, Set: 12:07. Civil Dark: 19:33 - 06:33. Nautical Dark: 20:10 - 05:58. Astro Dark: 20:48 - 05:20

Total Clouds (% Sky Obscured)

9
9
9
9
9
75
75
75
75
75
75
38
38
38
38
38
38
99
99
99
99
99
99
70

Low Clouds (% Sky Obscured)

9
9
9
9
9
13
13
13
13
13
13
7
7
7
7
7
7
87
87
87
87
87
87
68

Medium Clouds (% Sky Obscured)

0
0
0
0
0
12
12
12
12
12
12
34
34
34
34
34
34
11
11
11
11
11
11
3

High Clouds (% Sky Obscured)

0
0
0
0
0
69
69
69
69
69
69
0
0
0
0
0
0
95
95
95
95
95
95
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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

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)

2
2
2
2
2
3
3
4
4
4
3
3
2
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
91
88
84
80
78
77
77
78
80
83
89
92
93
94
95
98
100
100
100
100
100

Pressure (mb)

1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

293
296
298
297
296
295
295
295
296
297
298
298
296
294
292
291
290
289
287
285
284
283
282
281

Sunday 26

Waning Gibbous 65%

21:36

13:14

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

Sun - Rise: 07:06, Set: 18:59, Transit: 13:03. Moon - Rise: 21:36, Set: 13:14. Civil Dark: 19:31 - 06:35. Nautical Dark: 20:08 - 05:59. Astro Dark: 20:46 - 05:21

Total Clouds (% Sky Obscured)

70
70
70
70
70
83
83
83
83
83
83
1
1
1
1
1
1
33
33
33
33
33
33
0

Low Clouds (% Sky Obscured)

68
68
68
68
68
44
44
44
44
44
44
1
1
1
1
1
1
20
20
20
20
20
20
0

Medium Clouds (% Sky Obscured)

3
3
3
3
3
9
9
9
9
9
9
1
1
1
1
1
1
31
31
31
31
31
31
0

High Clouds (% Sky Obscured)

5
5
5
5
5
73
73
73
73
73
73
0
0
0
0
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 (%)

86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86
86

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)

2
1
2
2
2
3
3
4
4
4
3
3
3
2
2
2
2
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
97
95
92
89
84
81
80
79
79
79
81
84
89
94
95
96
97
99
100
100
100
100
100

Pressure (mb)

1016
1016
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

281
280
279
278
278
277
276
276
275
275
275
275
275
274
274
274
274
274
275
275
275
275
275
275

Forecast for Vancouver, Greater Vancouver, CA (49.28,-123.12)

Generated: 20/09/21 06:44:28. Forecast: 20/09/21 to 26/09/21. Timezone: UTC-7.00