Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waning Crescent 4%

04:57

17:31

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

Sun - Rise: 05:47, Set: 20:48, Transit: 13:18. Moon - Rise: 04:57, Set: 17:31. Civil Dark: 21:26 - 05:09. Nautical Dark: 22:15 - 04:20. Astro Dark: 23:16 - 03:18

Total Clouds (% Sky Obscured)

85
84
85
66
84
46
51
52
59
45
22
23
28
5
6
35
29
37
42
56
61
79
52
55

Low Clouds (% Sky Obscured)

46
45
41
39
57
41
50
45
52
17
1
4
1
1
2
9
22
36
41
35
31
44
31
22

Medium Clouds (% Sky Obscured)

28
48
41
34
32
7
3
13
12
40
21
10
27
2
3
27
8
2
2
42
52
68
46
51

High Clouds (% Sky Obscured)

17
36
41
7
1
0
0
0
3
55
28
31
22
2
3
3
9
3
2
3
3
1
0
0

ISS Passover

Visibility (miles)

9
9
9
8
9
9
9
9
6
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9

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
2
30
36
24
24
30
41
37
13
11
6
5
3
3
7
11
29
23
8
5
1
4
4

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)

18
16
14
10
10
9
9
9
9
9
8
7
7
6
7
9
11
11
11
11
12
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
83
87
91
93
93
93
93
93
91
90
88
88
88
87
86
83
83
83
81
81
84
84

Pressure (mb)

1003
1003
1003
1003
1003
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1007
1008
1009
1009
1010
1010
1011
1011
1011

Ozone (du)

439
439
438
437
438
440
441
442
442
439
437
437
437
439
437
436
433
430
425
422
424
423
423
420

Monday 6

Waning Crescent 1%

05:14

18:59

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

Sun - Rise: 05:45, Set: 20:49, Transit: 13:18. Moon - Rise: 05:14, Set: 18:59. Civil Dark: 21:27 - 05:07. Nautical Dark: 22:17 - 04:18. Astro Dark: 23:19 - 03:14

Total Clouds (% Sky Obscured)

42
55
51
44
39
44
60
61
65
44
43
35
44
14
9
39
16
6
37
64
73
72
64
57

Low Clouds (% Sky Obscured)

15
52
34
40
39
34
38
34
45
39
36
38
49
10
7
19
0
4
33
39
48
47
37
20

Medium Clouds (% Sky Obscured)

36
38
33
15
5
15
28
34
35
9
14
0
0
0
0
0
0
0
0
0
0
1
1
26

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
7
5
12
13
3
7
55
50
50
49
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Chance of Frost

Temperature (°C)

12
13
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
13
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
89
93
93
93
95
95
95
93
92
92
92
92
90
90
89
87
86
84
83
83
83
81

Pressure (mb)

1012
1012
1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1021
1022
1023
1023
1024
1024
1024
1025

Ozone (du)

418
415
410
408
408
409
413
412
407
402
396
392
391
389
387
382
383
383
382
381
377
374
375
373

Tuesday 7

Waning Crescent 0%

05:34

20:29

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

Sun - Rise: 05:44, Set: 20:51, Transit: 13:18. Moon - Rise: 05:34, Set: 20:29. Civil Dark: 21:29 - 05:06. Nautical Dark: 22:19 - 04:15. Astro Dark: 23:22 - 03:11

Total Clouds (% Sky Obscured)

24
7
10
7
41
46
60
26
47
32
8
8
14
17
22
26
37
72
72
65
72
78
85
91

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
11
0
0

Medium Clouds (% Sky Obscured)

16
2
2
3
2
2
3
3
0
2
2
3
6
7
12
14
45
57
61
54
63
73
86
71

High Clouds (% Sky Obscured)

13
6
9
3
56
55
70
33
68
60
11
10
25
25
26
55
55
72
74
74
72
60
67
75

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
84
84
86
88
87
87
88
86
86
85
85
85
84
84
83
81
80
78
76
75
74
75
75

Pressure (mb)

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

Ozone (du)

372
371
372
371
368
367
364
359
355
354
353
354
352
351
350
351
350
349
348
348
348
349
350
349

Wednesday 8

New Moon 3%

06:02

21:58

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
16 Bad

Sun - Rise: 05:42, Set: 20:52, Transit: 13:18. Moon - Rise: 06:02, Set: 21:58. Civil Dark: 21:31 - 05:04. Nautical Dark: 22:21 - 04:13. Astro Dark: 23:25 - 03:08

Total Clouds (% Sky Obscured)

87
82
69
85
87
60
67
73
86
78
79
100
100
100
100
100
100
100
100
100
96
93
90
94

Low Clouds (% Sky Obscured)

0
0
0
0
7
3
9
10
16
1
1
1
1
2
2
2
2
2
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

38
28
16
39
42
23
32
38
28
15
2
2
0
2
35
0
0
0
0
55
56
51
52
46

High Clouds (% Sky Obscured)

75
40
36
38
56
32
24
23
41
39
49
100
100
100
100
100
100
100
100
100
98
96
94
96

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
76
79
81
83
83
86
87
87
88
88
87
87
88
88
87
84
80
79
77
73
72
74
76

Pressure (mb)

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

Ozone (du)

350
350
350
350
349
348
347
345
343
342
341
341
341
343
343
342
341
340
340
339
340
339
339
338

Thursday 9

Waxing Crescent 8%

06:40

23:23

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 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 05:41, Set: 20:54, Transit: 13:18. Moon - Rise: 06:40, Set: 23:23. Civil Dark: 21:32 - 05:02. Nautical Dark: 22:23 - 04:11. Astro Dark: 23:28 - 03:04

Total Clouds (% Sky Obscured)

97
100
90
81
73
70
66
68
69
72
75
83
92
100
89
70
59
48
36
31
45
66
78
78

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
1
1
2
6
3
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

46
40
42
51
56
34
55
50
49
46
52
66
73
100
82
65
51
37
22
5
7
8
9
7

High Clouds (% Sky Obscured)

98
100
94
87
81
79
80
75
80
81
85
90
95
100
92
89
80
73
62
56
61
70
75
73

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
0
2
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
83
84
86
84
86
87
86
86
86
87
87
89
87
87
84
82
78
77
73
72
72
73
74

Pressure (mb)

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

Ozone (du)

336
336
334
333
333
334
333
331
331
330
330
332
332
333
332
334
335
336
337
337
338
339
340
341

Friday 10

Waxing Crescent 15%

07:31

00:35

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

Sun - Rise: 05:39, Set: 20:55, Transit: 13:18. Moon - Rise: 07:31, Set: 00:35. Civil Dark: 21:34 - 05:00. Nautical Dark: 22:25 - 04:09. Astro Dark: 23:32 - 03:01

Total Clouds (% Sky Obscured)

78
71
62
55
48
43
38
32
40
56
65
64
58
57
50
44
38
43
54
63
43
33
24
32

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
3
2
0
0

Medium Clouds (% Sky Obscured)

6
4
5
5
7
6
4
3
2
2
3
3
3
2
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

70
68
66
64
57
51
46
41
47
58
70
73
72
70
65
56
46
54
60
80
69
56
40
59

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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
1
0
0
1
0
0
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
81
82
83
86
87
86
87
87
87
87
87
86
86
82
79
75
75
75
76
77
79
81

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

340
340
339
339
339
339
339
339
340
340
341
342
342
342
342
341
341
340
341
341
342
342
341
341

Saturday 11

Waxing Crescent 14%

08:36

01:31

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 05:38, Set: 20:57, Transit: 13:18. Moon - Rise: 08:36, Set: 01:31. Civil Dark: 21:36 - 04:59. Nautical Dark: 22:27 - 04:07. Astro Dark: 23:35 - 02:57

Total Clouds (% Sky Obscured)

40
44
39
29
25
44
61
75
85
91
97
83
67
64
69
74
83
70
65
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
12
24
40
51
60
69
64
60
60
55
55
55
49
43
41

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

76
93
83
73
59
59
68
73
77
77
72
56
34
14
17
19
21
20
16
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Probability (%)

1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
14
14
13
13
13
13
12
12
10
9
9
9
9
9
9
10
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

82
83
86
86
86
86
86
83
83
83
83
84
84
86
87
84
81
79
78
76

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

340
340
339
340
340
340
340
340
341
342
343
344
344
344
344
345
345
346
346
347

Forecast for Penzance, Cornwall, United Kingdom (50.12,-5.54)

Generated: 05/05/24 16:34:29. Forecast: 05/05/24 to 11/05/24. Timezone: UTC+1.00