Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 24

Waning Crescent 34%

03:34

14:25

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

Sun - Rise: 05:04, Set: 21:16, Transit: 13:11. Moon - Rise: 03:34, Set: 14:25. Civil Dark: 22:01 - 04:19. Nautical Dark: 23:07 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

63
58
48
61
43
27
27
23
27
15
16
7
3
1
6
85
98
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
54
46
57
37
24
21
20
26
15
16
7
3
1
2
3
20
75
88
58
56
25
92
100

Medium Clouds (% Sky Obscured)

8
23
14
22
19
13
14
9
3
0
0
0
1
0
4
6
63
86
100
91
74
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
84
95
36
66
98
100
38
59
20

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
9
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
12
46
0
37
1
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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

5
5
5
4
4
4
4
3
3
3
3
2
3
0
0
0
0
4
5
0
5
14
24
32

Precipitation Amount (mm)

0.01
0.02
0.03
0.02
0.01
0.03
0.02
0.02
0.01
0.01
0.02
0.01
0.01
0
0
0
0
0.01
0.02
0
0.01
0.05
0.15
0.24

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
10
11
11
12
12
13
13
12
12
12
11
10
8
7
7
7
7
6
6
6
6
6

Dew Point (°C)

6
6
6
6
6
6
6
6
6
6
6
6
7
6
6
6
7
7
7
7
7
7
7
7

Relative Humidity (%)

85
80
76
72
70
69
66
64
63
65
66
68
72
76
79
81
85
86
87
87
87
88
88
88

Pressure (mb)

1004
1004
1005
1005
1006
1006
1007
1007
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009

Ozone (du)

384
381
381
381
378
378
377
380
380
376
370
367
361
357
354
352
351
346
344
342
340
339
337
338

Wednesday 25

Waning Crescent 24%

03:46

15:41

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 OK
23 Bad
00 OK
01 OK
02 Good
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad

Sun - Rise: 05:03, Set: 21:17, Transit: 13:11. Moon - Rise: 03:46, Set: 15:41. Civil Dark: 22:03 - 04:18. Nautical Dark: 23:09 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
78
48
88
84
68
59
52
73
66
40
51
34
40
17
74
100
100
100
100

Low Clouds (% Sky Obscured)

100
99
100
100
100
76
45
88
84
68
59
49
41
47
34
51
34
39
8
13
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
22
16
10
11
4
3
0
0
0
0
0
0
2
9
5
86
100
100
100

High Clouds (% Sky Obscured)

3
63
76
57
27
0
0
0
0
0
0
5
54
34
9
0
0
0
2
70
86
42
44
53

ISS Passover

Visibility (miles)

5
5
5
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7

Fog (%)

0
1
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
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

37
32
29
26
19
17
13
9
7
6
6
3
2
2
0
0
0
0
0
0
0
2
6
18

Precipitation Amount (mm)

0.31
0.22
0.3
0.26
0.17
0.15
0.11
0.07
0.06
0.05
0.04
0.03
0.01
0.01
0
0
0
0
0
0
0
0.01
0.03
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
89
87
84
82
77
71
67
67
67
67
67
70
71
73
78
79
79
80
80
81
82
82

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1011
1011
1012
1013
1014
1014
1015
1016
1017
1018
1019
1019
1020
1020
1019
1019
1019

Ozone (du)

337
337
336
336
336
340
342
343
343
343
343
345
345
345
343
342
341
338
337
338
338
338
338
339

Thursday 26

Waning Crescent 16%

03:58

16:56

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

Sun - Rise: 05:02, Set: 21:19, Transit: 13:11. Moon - Rise: 03:58, Set: 16:56. Civil Dark: 22:04 - 04:16. Nautical Dark: 23:11 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
98
94
13
30
30
30
30
30
30
91
91
91
91
91
91
19

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
91
100
95
88
12
30
30
30
30
30
30
13
13
13
13
13
13
11

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
42
17
0
0
0
0
0
0
0
7
7
7
7
7
7
6

High Clouds (% Sky Obscured)

29
22
2
25
22
6
2
46
9
19
1
1
1
1
1
1
1
90
90
90
90
90
90
4

ISS Passover

Visibility (miles)

6
10
10
10
10
10
10
10
10
5
3
0
0
2
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
19
28
23
11
10
10
14
14
14
13
12
5
2
3
3
2
2
1
0
0
0
0
0

Precipitation Amount (mm)

0.05
0.1
0.25
0.21
0.1
0.08
0.07
0.07
0.06
0.06
0.05
0.05
0.03
0.02
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
12
13
14
14
14
14
13
13
13
14
13
13
12
11
10
7
7
6
5
4
4
5

Dew Point (°C)

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

Relative Humidity (%)

83
82
82
82
80
81
82
85
86
84
77
73
73
74
76
78
81
83
82
80
80
79
78
75

Pressure (mb)

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

Ozone (du)

339
338
339
339
340
341
343
342
341
341
340
340
340
342
344
344
343
343
342
342
342
341
341
347

Friday 27

Waning Crescent 9%

04:11

18:11

08 OK
09 OK
10 OK
11 OK
12 OK
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 OK

Sun - Rise: 05:01, Set: 21:20, Transit: 13:11. Moon - Rise: 04:11, Set: 18:11. Civil Dark: 22:06 - 04:15. Nautical Dark: 23:14 - 03:06. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

19
19
19
19
19
100
100
100
100
100
100
94
94
94
94
94
94
95
95
95
95
95
95
25

Low Clouds (% Sky Obscured)

11
11
11
11
11
15
15
15
15
15
15
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

6
6
6
6
6
5
5
5
5
5
5
8
8
8
8
8
8
0
0
0
0
0
0
4

High Clouds (% Sky Obscured)

4
4
4
4
4
100
100
100
100
100
100
93
93
93
93
93
93
95
95
95
95
95
95
21

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
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)

12
13
13
13
12
12
12
12
12
11
10
10
8
6
5
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
7
10
11
12
13
14
15
14
14
13
12
12
10
8
7
6
6
6
6
6
6
7
8

Dew Point (°C)

4
4
5
5
5
5
5
5
5
5
5
5
5
5
4
4
5
5
5
5
5
5
5
5

Relative Humidity (%)

74
71
68
65
63
57
55
54
55
56
58
60
65
70
74
78
82
83
84
85
85
84
83
80

Pressure (mb)

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

Ozone (du)

347
346
346
347
348
342
342
342
342
342
342
344
344
344
344
345
345
344
344
346
348
351
352
351

Saturday 28

Waning Crescent 4%

04:27

19:25

08 OK
09 OK
10 OK
11 OK
12 OK
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 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 OK

Sun - Rise: 05:00, Set: 21:21, Transit: 13:11. Moon - Rise: 04:27, Set: 19:25. Civil Dark: 22:07 - 04:14. Nautical Dark: 23:16 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
25
25
25
25
56
56
56
56
56
56
16
16
16
16
16
16
0
0
0
0
0
0
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
34
34
34
34
34
34
9
9
9
9
9
9
0
0
0
0
0
0
22

Medium Clouds (% Sky Obscured)

4
4
4
4
4
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
6

High Clouds (% Sky Obscured)

21
21
21
21
21
33
33
33
33
33
33
7
7
7
7
7
7
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
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
2
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
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
70
65
62
61
60
60
60
59
59
59
53
57
61
65
71
76
79
83
86
88
89
88
86

Pressure (mb)

1027
1027
1027
1027
1027
1027
1026
1026
1026
1025
1025
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024

Ozone (du)

350
350
350
349
349
349
349
349
348
348
347
346
345
344
343
342
341
340
340
341
341
342
343
344

Sunday 29

Waning Crescent 1%

04:48

20:39

08 OK
09 OK
10 OK
11 OK
12 OK
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

Sun - Rise: 04:59, Set: 21:22, Transit: 13:11. Moon - Rise: 04:48, Set: 20:39. Civil Dark: 22:09 - 04:13. Nautical Dark: 23:18 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

25
25
25
25
25
79
79
79
79
79
79
61
61
61
61
61
61
100
100
100
100
100
100
97

Low Clouds (% Sky Obscured)

22
22
22
22
22
77
77
77
77
77
77
61
61
61
61
61
61
98
98
98
98
98
98
51

Medium Clouds (% Sky Obscured)

6
6
6
6
6
28
28
28
28
28
28
0
0
0
0
0
0
0
0
0
0
0
0
80

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
92
92
92
92
92
92
63

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
8
8
7
7
7
7
6
6
6
6
6
6
7
7
8
8
8
8
7
7
7

Relative Humidity (%)

80
74
67
61
56
51
49
48
48
48
49
50
55
63
69
74
77
80
83
86
87
85
84
82

Pressure (mb)

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

Ozone (du)

344
344
345
345
345
346
348
349
350
350
349
348
348
348
348
349
350
350
350
350
350
350
350
351

Monday 30

New Moon 0%

05:16

21:51

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
00 Bad
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Bad

Sun - Rise: 04:58, Set: 21:23, Transit: 13:11. Moon - Rise: 05:16, Set: 21:51. Civil Dark: 22:10 - 04:12. Nautical Dark: 23:20 - 03:01. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
97
97
97
97
89
89
89
89
89
89
100
100
100
100
100
100
24
24
24
24
24
24
79

Low Clouds (% Sky Obscured)

51
51
51
51
51
56
56
56
56
56
56
52
52
52
52
52
52
16
16
16
16
16
16
5

Medium Clouds (% Sky Obscured)

80
80
80
80
80
52
52
52
52
52
52
100
100
100
100
100
100
11
11
11
11
11
11
0

High Clouds (% Sky Obscured)

63
63
63
63
63
58
58
58
58
58
58
99
99
99
99
99
99
0
0
0
0
0
0
79

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
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)

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

Chance of Frost

Temperature (°C)

11
13
15
15
17
17
18
17
17
17
16
16
15
13
11
10
9
8
8
7
7
7
8
9

Feels Like (°C)

11
13
15
15
17
17
18
17
17
17
16
16
15
13
11
10
9
8
8
7
7
7
8
9

Dew Point (°C)

7
7
7
6
6
6
6
6
7
7
7
7
7
6
6
6
6
6
6
5
5
6
6
7

Relative Humidity (%)

77
68
60
55
50
47
47
48
50
52
54
55
58
63
69
76
82
86
88
88
89
89
88
86

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

351
351
351
351
351
352
352
351
351
352
352
352
352
351
351
352
354
356
357
357
358
358
359
359

Forecast for Rhayader, Powys LD6 5HP, UK (52.27,-3.57)

Generated: 24/05/22 08:00:28. Forecast: 24/05/22 to 30/05/22. Timezone: UTC+1.00