Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 19

Waning Crescent 17%

05:08

13:00

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

Sun - Rise: 07:12, Set: 17:28, Transit: 12:20. Moon - Rise: 05:08, Set: 13:00. Civil Dark: 18:03 - 06:38. Nautical Dark: 18:41 - 05:59. Astro Dark: 19:20 - 05:21

Total Clouds (% Sky Obscured)

2
1
3
4
27
71
100
100
99
100
100
100
100
95
100
100
100
99
99
98
100
99
98
97

Low Clouds (% Sky Obscured)

2
1
1
2
1
0
0
0
0
0
26
16
91
13
99
95
27
5
26
77
100
88
60
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
14
5
0
0
41
84
100
100
93
98
99
82
95
88
10
43
43
29
20

High Clouds (% Sky Obscured)

0
0
3
2
26
70
100
100
99
100
100
100
98
32
94
97
98
96
96
97
97
98
97
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
0
0
0
0
0

Precipitation Type

Very Light Rain
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
None

Precipitation Probability (%)

6
0
0
0
0
3
0
0
0
5
12
22
31
36
37
36
33
24
10
4
0
0
0
4

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0.08
0.03
0.08
0.15
0.18
0.19
0.17
0.13
0.07
0.04
0.02
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-0
0
0
1
1
1
2
3
3
3
4
4
4
4
4
4

Dew Point (°C)

2
1
1
1
1
0
0
1
1
2
2
4
4
5
5
6
6
6
6
7
6
6
6
6

Relative Humidity (%)

86
85
83
82
83
85
83
83
85
86
89
93
94
95
95
94
93
92
91
92
91
90
89
88

Pressure (mb)

1019
1019
1020
1021
1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1020
1019
1018
1017
1016
1015
1015
1015
1014
1014

Ozone (du)

365
360
354
348
346
340
333
333
329
328
326
324
322
321
321
320
318
315
312
312
313
313
314
314

Thursday 20

Waning Crescent 10%

05:57

13:58

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 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 OK

Sun - Rise: 07:10, Set: 17:30, Transit: 12:20. Moon - Rise: 05:57, Set: 13:58. Civil Dark: 18:04 - 06:36. Nautical Dark: 18:43 - 05:57. Astro Dark: 19:22 - 05:19

Total Clouds (% Sky Obscured)

99
91
78
64
93
100
100
100
99
100
100
100
100
100
100
19
24
5
0
0
0
0
0
27

Low Clouds (% Sky Obscured)

80
32
19
52
92
100
100
100
98
94
100
98
31
15
20
17
14
4
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

27
19
20
38
31
79
98
92
96
100
100
100
100
100
100
13
20
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

95
87
71
27
6
16
13
0
0
0
0
0
9
97
98
0
0
0
0
0
0
0
0
27

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
8
9
11
12
13
16
18
14
24
69
82
84
79
53
44
31
19
9
5
0
0
0
0

Precipitation Amount (mm)

0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.07
0.05
0.08
0.29
0.8
1.19
1
0.57
0.29
0.14
0.05
0.02
0.01
0
0
0
0

Wind Speed/Direction (mph)

19
20
20
20
21
21
21
22
23
24
26
27
28
26
24
21
20
18
17
16
15
15
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
4
4
5
5
5
5
5
5
4
3
2
1
-0
-1
-1
-2
-2
-1
-1
-2
-2

Dew Point (°C)

6
6
7
7
7
7
7
8
8
8
8
8
7
6
4
2
1
0
0
0
0
0
0
0

Relative Humidity (%)

88
88
88
89
89
89
89
90
91
91
94
98
98
93
86
81
79
78
79
79
79
79
80
81

Pressure (mb)

1013
1012
1011
1010
1009
1009
1008
1007
1007
1006
1006
1005
1006
1007
1009
1011
1013
1015
1017
1018
1019
1020
1021
1022

Ozone (du)

314
315
316
316
315
313
312
312
312
313
314
317
324
339
358
374
383
387
390
393
394
393
386
376

Friday 21

Waning Crescent 5%

06:36

15:03

00 Good
01 Good
02 Good
03 OK
04 OK
05 OK
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 Bad

Sun - Rise: 07:08, Set: 17:32, Transit: 12:20. Moon - Rise: 06:36, Set: 15:03. Civil Dark: 18:06 - 06:34. Nautical Dark: 18:45 - 05:56. Astro Dark: 19:24 - 05:17

Total Clouds (% Sky Obscured)

0
0
2
24
44
45
64
89
55
48
98
100
100
100
100
100
100
100
95
95
95
95
95
95

Low Clouds (% Sky Obscured)

0
0
2
24
44
41
55
74
27
28
2
11
27
27
27
27
27
27
55
55
55
55
55
55

Medium Clouds (% Sky Obscured)

0
0
0
0
6
13
30
78
1
4
34
45
61
61
61
61
61
61
6
6
6
6
6
6

High Clouds (% Sky Obscured)

0
0
0
0
0
1
23
24
47
35
98
100
100
100
100
100
100
100
90
90
90
90
90
90

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
3
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
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
11
11
11
12
12
14
16
18
20
21
22
22
22
22
21
21
22
22
23
23
24
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
0
0
0
0
1
1
2
2
3
3
4
4
5
5
5
5
4
4
4
4
4
4
4

Relative Humidity (%)

82
83
84
84
85
86
87
89
89
88
86
84
81
77
74
72
72
71
74
75
75
75
75
75

Pressure (mb)

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

Ozone (du)

367
361
356
352
347
343
340
339
339
340
340
341
342
343
346
346
345
342
339
337
334
331
328
325

Saturday 22

Waning Crescent 1%

07:07

16:10

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:06, Set: 17:34, Transit: 12:20. Moon - Rise: 07:07, Set: 16:10. Civil Dark: 18:08 - 06:32. Nautical Dark: 18:47 - 05:54. Astro Dark: 19:25 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
61
61
61
61
61
61
81
81
81
81
81
81

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
45
45
45
45
45
45
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
16
16
16
16
16
16

High Clouds (% Sky Obscured)

90
90
90
90
90
90
2
2
2
2
2
2
49
49
49
49
49
49
80
80
80
80
80
80

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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
4
7
13
16
18
22
20
12
7
5
4
3
3
0
0
0
3
4
3
0
4
7
17

Precipitation Amount (mm)

0
0.03
0.1
0.17
0.22
0.26
0.26
0.19
0.11
0.06
0.05
0.04
0.03
0.01
0
0
0
0.01
0.01
0.01
0
0.01
0.05
0.21

Wind Speed/Direction (mph)

25
25
25
25
25
25
25
24
22
21
21
21
22
22
22
22
22
20
19
18
17
16
16
17

Chance of Frost

Temperature (°C)

9
9
9
10
10
11
11
10
10
9
9
10
10
10
10
9
9
9
9
9
9
9
9
9

Feels Like (°C)

4
4
5
5
10
11
11
10
6
5
6
6
6
6
6
5
5
5
5
5
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

75
77
79
81
83
85
88
90
90
89
87
84
81
80
79
78
77
76
76
76
75
76
77
78

Pressure (mb)

1020
1019
1019
1018
1018
1018
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1023
1023
1022
1022
1022
1021

Ozone (du)

323
321
320
319
317
315
315
316
318
320
320
320
320
321
323
325
327
330
333
336
340
342
343
343

Sunday 23

New Moon 0%

07:32

17:18

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:04, Set: 17:36, Transit: 12:20. Moon - Rise: 07:32, Set: 17:18. Civil Dark: 18:10 - 06:30. Nautical Dark: 18:48 - 05:52. Astro Dark: 19:27 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

13
13
13
13
13
13
100
100
100
100
100
100
100
100
100
100
100
100
97
97
97
97
97
97

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
10
10
10
10
10
10
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
69
69
69
69
69
69
85
85
85
85
85
85
81
81
81
81
81
81

ISS Passover

Visibility (miles)

10
10
10
9
9
10
10
10
9
9
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
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
None
None
None
None
None
None
None

Precipitation Probability (%)

32
37
38
45
56
66
71
71
69
63
51
30
12
7
8
7
6
5
4
3
0
0
3
2

Precipitation Amount (mm)

0.37
0.32
0.25
0.29
0.43
0.64
0.78
0.76
0.68
0.6
0.42
0.22
0.11
0.08
0.07
0.05
0.04
0.03
0.02
0.01
0
0
0.01
0.03

Wind Speed/Direction (mph)

17
18
20
21
23
25
27
27
27
27
25
22
20
20
20
19
16
13
10
8
8
7
7
7

Chance of Frost

Temperature (°C)

9
9
10
10
11
12
12
12
12
12
11
11
10
10
9
9
8
7
6
6
6
6
5
5

Feels Like (°C)

6
6
6
10
11
12
12
12
12
12
11
11
10
6
6
5
5
4
3
3
3
3
3
3

Dew Point (°C)

6
7
8
8
9
10
11
11
11
11
10
9
9
7
6
5
4
3
3
3
3
2
2
2

Relative Humidity (%)

80
83
86
88
89
90
91
92
93
93
94
93
90
85
80
76
76
77
78
79
80
80
79
78

Pressure (mb)

1020
1019
1018
1016
1016
1015
1015
1014
1015
1015
1016
1017
1018
1019
1020
1021
1022
1024
1025
1025
1026
1026
1027
1027

Ozone (du)

343
342
341
340
339
339
340
342
344
347
349
351
354
358
362
365
365
363
361
360
358
357
358
359

Monday 24

Waxing Crescent 1%

07:53

18:26

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:02, Set: 17:38, Transit: 12:20. Moon - Rise: 07:53, Set: 18:26. Civil Dark: 18:11 - 06:28. Nautical Dark: 18:50 - 05:50. Astro Dark: 19:29 - 05:11

Total Clouds (% Sky Obscured)

77
77
77
77
77
77
65
65
65
65
65
65
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

77
77
77
77
77
77
65
65
65
65
65
65
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
39
39
39
39
39
39

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

Precipitation Probability (%)

2
2
2
2
2
2
0
0
1
1
4
5
6
5
5
5
4
3
0
0
4
10
19
29

Precipitation Amount (mm)

0.06
0.05
0.04
0.02
0.01
0.01
0
0
0.01
0.02
0.03
0.05
0.07
0.08
0.08
0.06
0.03
0.01
0
0
0.01
0.03
0.08
0.2

Wind Speed/Direction (mph)

8
8
9
11
12
14
16
17
19
20
21
23
24
25
26
26
25
24
23
23
23
22
21
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
4
4
3
3
3
3
3
4
5
6
11
12
13
12
12
10
6
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

78
79
81
81
81
80
81
83
84
86
88
89
89
86
83
81
81
80
80
80
81
81
80
79

Pressure (mb)

1026
1026
1025
1024
1023
1022
1021
1020
1019
1018
1017
1016
1015
1014
1013
1012
1011
1011
1010
1010
1010
1010
1009
1009

Ozone (du)

360
358
355
353
352
351
351
350
350
349
348
346
345
346
349
351
352
353
352
349
344
342
344
349

Tuesday 25

Waxing Crescent 4%

08:11

19:32

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
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 07:00, Set: 17:39, Transit: 12:20. Moon - Rise: 08:11, Set: 19:32. Civil Dark: 18:13 - 06:26. Nautical Dark: 18:52 - 05:48. Astro Dark: 19:30 - 05:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
99
99
99
43
43
43
43
43
43
91
91
91
91
91
91

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
27
27
27
27
27
27
38
38
38
38
38
38

Medium Clouds (% Sky Obscured)

80
80
80
80
80
80
97
97
97
97
97
97
36
36
36
36
36
36
81
81
81
81
81
81

High Clouds (% Sky Obscured)

68
68
68
68
68
68
0
0
0
0
0
0
0
0
0
0
0
0
56
56
56
56
56
56

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
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
None

Precipitation Probability (%)

31
20
20
14
9
6
4
0
0
0
0
19
24
28
35
38
34
25
17
11
12
11
8
0

Precipitation Amount (mm)

0.27
0.22
0.12
0.06
0.04
0.02
0.01
0
0
0
0
0.03
0.06
0.1
0.14
0.16
0.15
0.12
0.08
0.05
0.03
0.03
0.02
0

Wind Speed/Direction (mph)

18
16
14
13
13
14
15
17
18
19
20
21
22
23
24
24
23
21
20
20
20
21
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
3
2
2
1
0
-0
0
1
2
2
3
3
2
0
-1
-1
-2
-2
-2
-3
-3
-3

Dew Point (°C)

5
4
4
3
2
2
1
1
2
2
2
2
1
1
1
1
0
-0
-1
-1
-1
-1
-2
-2

Relative Humidity (%)

78
78
79
79
79
79
79
79
78
76
72
68
66
67
69
72
72
72
71
71
72
73
71
68

Pressure (mb)

1008
1008
1007
1007
1007
1006
1006
1006
1005
1005
1006
1006
1005
1005
1004
1004
1005
1005
1005
1006
1006
1007
1007
1007

Ozone (du)

353
356
358
359
359
358
359
364
372
378
382
386
390
396
403
409
413
416
419
420
421
419
414
408

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 19/02/20 08:33:07. Forecast: 19/02/20 to 25/02/20. Timezone: UTC+0.00