Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 29%

08:59

02:21

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:03, Set: 21:04, Transit: 13:04. Moon - Rise: 08:59, Set: 02:21. Civil Dark: 21:49 - 04:16. Nautical Dark: 22:54 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

93
95
73
93
99
95
92
100
88
100
98
90
91
70
65
67
66
58
71
84
88
88
81
84

Low Clouds (% Sky Obscured)

91
93
53
57
97
90
84
99
81
100
97
89
84
27
16
25
21
6
6
2
2
13
21
73

Medium Clouds (% Sky Obscured)

39
32
59
88
80
38
38
66
37
26
64
10
13
9
0
0
0
1
2
2
0
2
15
34

High Clouds (% Sky Obscured)

28
16
8
6
21
46
54
63
31
50
30
11
48
60
59
57
57
55
70
83
88
86
76
46

ISS Passover

Visibility (miles)

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

Fog (%)

70
81
0
0
0
0
0
10
4
0
5
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
Light Rain
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
None
None

Precipitation Probability (%)

32
43
15
12
33
42
35
41
54
53
40
26
15
13
8
4
0
0
0
0
8
6
0
0

Precipitation Amount (mm)

0.08
0.01
0.02
0.02
0.13
0.23
0.15
0.25
0.47
0.48
0.24
0.16
0.08
0.08
0.07
0.01
0
0
0
0
0.02
0.01
0
0

Wind Speed/Direction (mph)

3
4
4
5
7
8
9
11
12
13
14
15
15
14
13
11
9
7
6
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
100
100
100
100
98
97
96
96
93
87
83
78
75
73
75
80
84
86
88
90
91
92
92

Pressure (mb)

1001
1002
1002
1003
1003
1003
1004
1004
1005
1006
1006
1006
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

391
392
396
397
398
397
394
392
388
387
390
390
391
394
397
398
398
397
395
392
391
388
385
383

Tuesday 18

Waxing Crescent 39%

10:10

02:47

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

Sun - Rise: 05:02, Set: 21:06, Transit: 13:04. Moon - Rise: 10:10, Set: 02:47. Civil Dark: 21:51 - 04:15. Nautical Dark: 22:57 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

96
97
100
45
43
56
48
39
40
37
38
65
59
52
81
96
71
66
55
48
49
48
38
31

Low Clouds (% Sky Obscured)

95
97
100
45
38
52
34
34
32
28
23
31
21
32
41
38
32
42
40
27
27
34
34
27

Medium Clouds (% Sky Obscured)

38
16
2
9
31
31
39
29
31
30
33
45
40
26
34
73
35
27
17
17
15
15
13
13

High Clouds (% Sky Obscured)

20
1
0
0
0
0
0
0
0
0
1
45
43
23
67
93
52
38
24
26
27
19
6
1

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

4
8
18
12
7
6
11
12
10
6
5
6
5
4
4
3
3
13
14
13
8
3
4
6

Precipitation Amount (mm)

0.01
0.03
0.09
0.07
0.04
0.03
0.08
0.08
0.08
0.06
0.06
0.07
0.06
0.03
0.02
0.01
0.01
0.18
0.17
0.21
0.1
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
5
6
7
10
11
12
12
13
13
12
12
11
8
7
6
5
5
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

94
97
98
99
95
89
84
80
76
70
64
64
66
70
72
77
79
82
84
86
87
89
91
94

Pressure (mb)

1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1013
1012
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

382
381
385
386
386
388
389
389
389
388
386
387
387
387
387
387
387
387
388
389
387
387
387
388

Wednesday 19

First Quarter 50%

11:27

03:08

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
00 Bad
01 OK
02 OK
03 OK
04 Good

Sun - Rise: 04:59, Set: 21:07, Transit: 13:04. Moon - Rise: 11:27, Set: 03:08. Civil Dark: 21:53 - 04:13. Nautical Dark: 22:59 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

38
50
98
86
98
98
98
84
78
59
57
44
46
65
77
77
77
77
77
77
13
13
13
13

Low Clouds (% Sky Obscured)

33
35
98
85
98
98
98
79
69
40
41
22
45
65
77
77
77
77
77
77
13
13
13
13

Medium Clouds (% Sky Obscured)

19
32
29
16
11
13
10
11
13
33
30
31
19
11
2
2
2
2
2
2
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
6
13
27
30
31
28
9
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
17
23
14
8
18
9
7
6
5
4
5
6
4
4
2
2
2
1
0
2
0
0
0

Precipitation Amount (mm)

0.04
0.07
0.1
0.07
0.04
0.16
0.07
0.04
0.06
0.05
0.04
0.05
0.06
0.01
0.02
0.02
0.01
0.01
0.01
0
0.01
0
0
0

Wind Speed/Direction (mph)

6
7
7
8
10
11
12
13
14
14
15
15
14
13
10
8
6
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
5
6
7
10
11
12
13
13
12
11
11
11
8
7
6
6
6
5
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

96
99
100
99
95
89
80
75
70
64
63
65
70
73
77
80
83
86
88
90
91
91
92
94

Pressure (mb)

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

Ozone (du)

388
389
388
387
387
385
385
385
387
384
381
379
379
379
376
376
376
376
376
376
380
379
378
374

Thursday 20

Waxing Gibbous 61%

12:48

03:25

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

Sun - Rise: 04:57, Set: 21:09, Transit: 13:04. Moon - Rise: 12:48, Set: 03:25. Civil Dark: 21:55 - 04:11. Nautical Dark: 23:02 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

13
13
99
99
99
99
99
99
99
99
99
99
99
99
100
100
100
100
100
100
56
56
56
56

Low Clouds (% Sky Obscured)

13
13
2
2
2
2
2
2
83
83
83
83
83
83
100
100
100
100
100
100
47
47
47
47

Medium Clouds (% Sky Obscured)

0
0
2
2
2
2
2
2
96
96
96
96
96
96
59
59
59
59
59
59
28
28
28
28

High Clouds (% Sky Obscured)

0
0
99
99
99
99
99
99
95
95
95
95
95
95
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

2
5
46
41
21
11
12
13
40
28
19
16
26
46
59
58
34
37
35
34
29
52
56
60

Precipitation Amount (mm)

0.01
0.03
0.25
0.21
0.12
0.09
0.09
0.09
0.61
0.45
0.22
0.11
0.13
0.27
0.37
0.3
0.12
0.13
0.15
0.21
0.27
0.91
0.64
0.71

Wind Speed/Direction (mph)

4
5
6
7
9
11
12
12
14
15
15
15
15
15
13
12
13
14
15
16
17
16
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
6
7
10
11
11
11
12
11
10
7
6
7
7
7
6
6
6
6
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

97
98
100
99
95
90
87
86
83
76
80
82
88
94
95
93
92
95
96
96
97
98
99
100

Pressure (mb)

1020
1020
1019
1018
1018
1017
1017
1016
1016
1015
1015
1014
1014
1013
1016
1016
1015
1014
1012
1011
1009
1008
1007
1006

Ozone (du)

370
368
364
364
365
364
362
359
361
361
361
360
358
356
338
337
337
340
343
346
359
363
365
368

Friday 21

Waxing Gibbous 72%

14:11

03:40

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:56, Set: 21:10, Transit: 13:04. Moon - Rise: 14:11, Set: 03:40. Civil Dark: 21:56 - 04:10. Nautical Dark: 23:05 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

56
56
100
100
100
100
100
100
100
100
100
100
100
100
90
90
90
90
90
90
100
100
100
100

Low Clouds (% Sky Obscured)

47
47
99
99
99
99
99
99
66
66
66
66
66
66
73
73
73
73
73
73
100
100
100
100

Medium Clouds (% Sky Obscured)

28
28
91
91
91
91
91
91
99
99
99
99
99
99
84
84
84
84
84
84
84
84
84
84

High Clouds (% Sky Obscured)

0
0
73
73
73
73
73
73
65
65
65
65
65
65
38
38
38
38
38
38
20
20
20
20

ISS Passover

Visibility (miles)

6
6
0
1
1
9
7
8
6
8
10
10
10
10
8
9
10
10
8
3
1
5
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

Light Rain
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

55
64
60
45
37
25
31
41
44
55
59
66
73
78
82
81
75
69
69
71
73
73
70
70

Precipitation Amount (mm)

0.44
0.45
0.51
0.22
0.13
0.09
0.15
0.2
0.24
0.37
0.35
0.37
0.43
0.6
0.94
0.83
0.58
0.43
0.43
0.5
0.61
0.81
1.11
1.31

Wind Speed/Direction (mph)

16
17
16
16
15
16
17
17
18
18
18
18
17
16
18
17
16
16
16
17
17
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
5
5
5
6
11
11
12
12
12
11
6
6
5
6
6
6
6
5
5
5
5
5

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
96
91
86
83
84
88
96
100
100
100
100
97
99
100
100
100
100
100

Pressure (mb)

1005
1004
1005
1005
1004
1003
1002
1001
1000
999
998
998
997
996
995
994
993
993
992
992
991
990
990
989

Ozone (du)

372
372
370
370
369
369
370
371
370
367
365
365
367
367
366
366
365
364
363
362
361
361
362
362

Saturday 22

Waxing Gibbous 82%

15:36

03:54

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:55, Set: 21:12, Transit: 13:04. Moon - Rise: 15:36, Set: 03:54. Civil Dark: 21:58 - 04:08. Nautical Dark: 23:08 - 02:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
63
63
63
63
63
63
34
34
34
34
34
34
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
56
56
56
56
56
56
23
23
23
23
23
23
100
100
100
100

Medium Clouds (% Sky Obscured)

84
84
18
18
18
18
18
18
29
29
29
29
29
29
24
24
24
24
24
24
18
18
18
18

High Clouds (% Sky Obscured)

20
20
0
0
0
0
0
0
6
6
6
6
6
6
2
2
2
2
2
2
28
28
28
28

ISS Passover

Visibility (miles)

10
5
1
3
7
10
10
9
9
10
10
10
10
5
0
0
1
1
1
0
0
0
1
1

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

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

Precipitation Probability (%)

71
71
69
67
65
61
57
53
51
59
66
69
70
72
73
76
77
77
76
72
70
72
75
75

Precipitation Amount (mm)

1.25
1.05
0.84
0.63
0.43
0.3
0.24
0.22
0.25
0.4
0.69
0.9
0.76
0.5
0.38
0.5
0.77
0.94
0.73
0.44
0.35
0.61
1.17
1.48

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
6
6
6
6
10
11
11
11
10
6
6
7
7
7
7
6
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

989
989
989
990
991
992
993
994
995
995
996
996
996
997
997
997
998
998
999
999
1000
1000
1000
1001

Ozone (du)

363
363
364
364
364
365
367
369
370
370
368
367
366
364
364
364
365
367
369
371
374
375
376
377

Sunday 23

Waxing Gibbous 90%

17:03

04:10

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
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 04:54, Set: 21:13, Transit: 13:04. Moon - Rise: 17:03, Set: 04:10. Civil Dark: 22:00 - 04:06. Nautical Dark: 23:10 - 02:55. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
88
88
88
88

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
32
32
32
32
32
32
99
99
99
99
99
99
44
44
44
44

Medium Clouds (% Sky Obscured)

18
18
18
18
18
18
18
18
97
97
97
97
97
97
98
98
98
98
98
98
81
81
81
81

High Clouds (% Sky Obscured)

28
28
0
0
0
0
0
0
98
98
98
98
98
98
73
73
73
73
73
73
39
39
39
39

ISS Passover

Visibility (miles)

1
1
1
0
0
0
3
6
9
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

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
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 (%)

73
70
68
67
65
64
59
47
37
27
19
16
13
11
11
10
6
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.02
0.53
0.42
0.43
0.4
0.35
0.26
0.16
0.1
0.07
0.06
0.05
0.05
0.05
0.05
0.03
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
12
12
12
12
12
12
12
12
12
11
11
10
9
7
5
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
5
5
5
6
6
6
7
11
12
12
12
11
10
8
7
7
5
5
5
5
4

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
98
92
87
86
88
93
96
96
96
97
96
97
98
100

Pressure (mb)

1001
1002
1002
1003
1003
1004
1005
1005
1006
1006
1006
1006
1006
1007
1007
1007
1008
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

375
374
372
372
372
372
371
369
368
368
368
368
367
366
367
369
373
375
373
370
367
365
363
361

Forecast for Buxton, Derbyshire, UK (53.26,-1.91)

Generated: 17/05/21 05:34:34. Forecast: 17/05/21 to 23/05/21. Timezone: UTC+1.00