Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waning Gibbous 67%

02:12

10:23

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

Sun - Rise: 05:16, Set: 21:03, Transit: 13:10. Moon - Rise: 02:12, Set: 10:23. Civil Dark: 21:44 - 04:34. Nautical Dark: 22:42 - 03:37. Astro Dark: 00:12 - 02:04

Total Clouds (% Sky Obscured)

78
88
41
46
39
26
13
10
14
12
20
28
97
94
27
73
95
100
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

10
35
31
37
31
20
9
9
14
12
20
21
20
16
6
6
1
3
4
2
6
34
85
100

Medium Clouds (% Sky Obscured)

77
84
27
25
16
13
9
6
0
0
0
0
0
0
6
23
22
8
0
59
33
98
41
31

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
0
0
9
97
93
20
69
95
100
100
100
98
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

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
None
None
None
None

Precipitation Probability (%)

11
11
6
6
14
72
65
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.05
0.05
0.03
0.03
0.05
0.04
0.36
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
17
18
18
17
16
14
12
10
9
9
8
7
6
5
5
5
5
5
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
67
63
66
66
65
65
65
67
71
75
80
84
88
89
88
87
87
87
88
81
74
68
64

Pressure (mb)

1018
1018
1018
1017
1017
1018
1018
1019
1019
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022

Ozone (du)

381
381
386
391
394
382
378
375
369
364
361
358
354
348
345
342
341
340
338
339
338
337
336
336

Saturday 21

Waning Gibbous 56%

02:41

11:47

12 Bad
13 Bad
14 Bad
15 Bad
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 OK
11 Bad

Sun - Rise: 05:15, Set: 21:04, Transit: 13:10. Moon - Rise: 02:41, Set: 11:47. Civil Dark: 21:46 - 04:33. Nautical Dark: 22:44 - 03:35. Astro Dark: 00:17 - 01:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
96
99
100
100
100
97
77
100
100
100
100
55
45
74

Low Clouds (% Sky Obscured)

100
81
96
85
85
78
85
69
88
28
48
4
2
2
0
29
29
96
100
100
100
54
42
73

Medium Clouds (% Sky Obscured)

66
95
70
28
38
2
2
0
0
0
0
0
7
8
1
5
2
0
0
0
0
0
0
5

High Clouds (% Sky Obscured)

100
100
100
100
95
98
97
100
100
98
91
99
100
100
100
95
69
95
95
54
44
2
4
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
29
29
96
100
98
98
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
2
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
0.07
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
18
18
19
19
18
18
17
15
13
12
11
10
10
9
9
8
8
9
11
13
15
17

Feels Like (°C)

17
17
18
18
19
19
18
18
17
15
13
12
11
10
10
9
9
8
8
9
11
13
15
17

Dew Point (°C)

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

Relative Humidity (%)

62
60
58
57
56
56
58
62
68
73
77
81
87
91
93
94
94
94
93
90
84
77
72
68

Pressure (mb)

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

Ozone (du)

337
336
337
339
340
342
342
340
341
342
344
345
345
343
343
342
342
343
343
344
344
345
345
345

Sunday 22

Third Quarter 45%

03:02

No Set

12 Bad
13 Bad
14 Bad
15 Bad
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

Sun - Rise: 05:14, Set: 21:06, Transit: 13:10. Moon - Rise: 03:02, Set: No Set. Civil Dark: 21:48 - 04:32. Nautical Dark: 22:46 - 03:33. Astro Dark: 00:23 - 01:52

Total Clouds (% Sky Obscured)

98
95
93
99
94
95
99
100
100
100
100
100
100
100
100
70
72
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
94
93
99
90
85
94
98
100
100
100
100
100
100
100
56
54
74
95
98
98
98
98
98

Medium Clouds (% Sky Obscured)

6
23
2
9
2
2
25
29
13
4
4
5
32
85
98
66
20
23
51
100
100
100
100
100

High Clouds (% Sky Obscured)

4
3
0
0
35
53
85
100
100
99
81
0
0
0
0
0
27
84
90
32
32
32
32
32

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

Precipitation Probability (%)

0
0
0
0
0
2
2
0
5
5
6
6
8
6
0
8
7
6
6
7
6
6
8
13

Precipitation Amount (mm)

0
0
0
0
0
0.01
0.02
0
0.05
0.03
0.03
0.02
0.02
0.01
0
0.01
0.01
0.01
0.01
0.01
0.01
0.04
0.06
0.14

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
62
59
57
55
55
56
60
66
73
79
86
92
94
95
96
96
96
96
94
89
84
76
70

Pressure (mb)

1015
1014
1014
1013
1013
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1008
1007
1006
1006
1006
1005
1005
1005
1005

Ozone (du)

345
341
341
340
340
339
338
339
340
340
340
340
339
338
337
337
336
337
337
336
336
337
338
341

Monday 23

Waning Crescent 34%

03:18

13:08

12 Bad
13 Bad
14 Bad
15 Bad
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 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:13, Set: 21:07, Transit: 13:10. Moon - Rise: 03:18, Set: 13:08. Civil Dark: 21:49 - 04:30. Nautical Dark: 22:48 - 03:31. Astro Dark: 00:29 - 01:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
84
84
84
84
84
84
23
23
23
23
23
23
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
11
11
11
11
11
11
9
9
9
9
9
9
2
2
2
2
2
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
52
52
52
52
52
52
42
42
42
42
42
42
20
20
20
20
20
20
1
1
1
1
1

High Clouds (% Sky Obscured)

32
100
100
100
100
100
100
73
73
73
73
73
73
3
3
3
3
3
3
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
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
None
None
None
None
None
None

Precipitation Probability (%)

16
23
20
22
33
30
31
21
12
8
9
14
20
29
31
23
14
7
3
0
0
4
4
5

Precipitation Amount (mm)

0.14
0.18
0.14
0.14
0.21
0.19
0.19
0.16
0.05
0.02
0.03
0.06
0.11
0.15
0.12
0.07
0.04
0.02
0.01
0
0
0.01
0.02
0.03

Wind Speed/Direction (mph)

8
9
10
13
14
11
11
12
12
11
11
11
12
14
14
13
12
12
12
12
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
65
64
66
70
73
72
74
78
82
85
89
92
95
98
98
98
97
94
91
85
78
72
68

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1004
1005
1006
1006
1006

Ozone (du)

345
346
349
353
360
366
371
384
387
392
394
392
391
385
379
372
371
372
373
377
376
375
375
379

Tuesday 24

Waning Crescent 24%

03:33

14:26

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

Sun - Rise: 05:12, Set: 21:08, Transit: 13:10. Moon - Rise: 03:33, Set: 14:26. Civil Dark: 21:51 - 04:29. Nautical Dark: 22:50 - 03:29. Astro Dark: 00:36 - 01:36

Total Clouds (% Sky Obscured)

100
77
77
77
77
77
77
10
10
10
10
10
10
91
91
91
91
91
91
90
90
90
90
90

Low Clouds (% Sky Obscured)

0
56
56
56
56
56
56
8
8
8
8
8
8
2
2
2
2
2
2
54
54
54
54
54

Medium Clouds (% Sky Obscured)

1
41
41
41
41
41
41
3
3
3
3
3
3
91
91
91
91
91
91
79
79
79
79
79

High Clouds (% Sky Obscured)

100
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

Very Light Rain
None
None
None
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

Precipitation Probability (%)

6
4
4
5
6
6
6
4
3
3
0
0
0
0
0
2
5
7
7
11
12
12
12
6

Precipitation Amount (mm)

0.05
0.03
0.04
0.06
0.08
0.1
0.11
0.06
0.03
0.01
0
0
0
0
0
0.01
0.01
0.02
0.02
0.05
0.09
0.15
0.17
0.11

Wind Speed/Direction (mph)

13
13
13
13
12
12
11
12
11
9
8
8
8
9
9
10
11
12
14
15
16
17
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
60
57
55
57
59
63
66
71
78
82
86
89
92
95
97
97
95
93
91
89
87
83
76

Pressure (mb)

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

Ozone (du)

382
385
385
383
382
382
377
369
364
360
357
354
351
347
345
344
343
342
341
343
342
341
341
341

Wednesday 25

Waning Crescent 16%

03:46

15:41

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

Sun - Rise: 05:11, Set: 21:10, Transit: 13:11. Moon - Rise: 03:46, Set: 15:41. Civil Dark: 21:52 - 04:28. Nautical Dark: 22:52 - 03:27. Astro Dark: 00:45 - 01:23

Total Clouds (% Sky Obscured)

90
61
61
61
61
61
61
48
48
48
48
48
48
92
92
92
92
92
92
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
19
19
19
19
19
19
46
46
46
46
46
46
6
6
6
6
6
6
11
11
11
11
11

Medium Clouds (% Sky Obscured)

79
22
22
22
22
22
22
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
38
38
38
38
38
38
5
5
5
5
5
5
91
91
91
91
91
91
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
None
None
None
None

Precipitation Probability (%)

3
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.06
0.05
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)

19
19
19
18
17
16
15
14
12
10
9
8
7
7
6
6
6
6
6
7
8
10
11
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
59
56
56
56
58
61
64
69
74
81
87
92
96
97
96
95
94
92
90
85
78
73
71

Pressure (mb)

1012
1012
1013
1014
1014
1015
1016
1017
1017
1018
1019
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

342
343
344
344
345
346
348
349
351
353
354
353
351
350
349
349
349
348
348
347
346
345
345
346

Thursday 26

Waning Crescent 9%

04:00

16:54

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
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 OK
08 Good
09 Good
10 Good
11 Good

Sun - Rise: 05:10, Set: 21:11, Transit: 13:11. Moon - Rise: 04:00, Set: 16:54. Civil Dark: 21:54 - 04:27. Nautical Dark: 22:54 - 03:26. Astro Dark: 00:59 - N/A

Total Clouds (% Sky Obscured)

100
95
95
95
95
95
95
54
54
54
54
54
54
0
0
0
0
0
0
13
13
13
13
13

Low Clouds (% Sky Obscured)

11
46
46
46
46
46
46
54
54
54
54
54
54
0
0
0
0
0
0
0
0
0
0
0

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)

100
92
92
92
92
92
92
0
0
0
0
0
0
0
0
0
0
0
0
13
13
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

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
2
2
2
2
1
0
0
0
2
2
2
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0.01
0.02
0.03
0.02
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
14
14
14
14
13
13
12
11
10
9
9
8
8
7
7
7
7
7
7
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
18
19
19
19
19
18
18
16
15
14
14
13
12
11
11
9
8
10
11
13
15
16

Dew Point (°C)

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

Relative Humidity (%)

70
69
67
65
64
63
64
67
72
79
86
91
96
99
99
98
95
93
91
89
82
73
67
62

Pressure (mb)

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

Ozone (du)

348
350
351
351
352
352
352
352
352
352
352
351
351
351
351
351
350
349
348
347
347
347
346
346

Welcome to Clear Outside

Forecast for FLO HQ, Exeter, Devon, UK (50.70,-3.52)

Generated: 20/05/22 17:11:27. Forecast: 20/05/22 to 26/05/22. Timezone: UTC+1.00