Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 29%

09:02

02:20

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: 05:05, Set: 21:04, Transit: 13:05. Moon - Rise: 09:02, Set: 02:20. Civil Dark: 21:48 - 04:19. Nautical Dark: 22:52 - 03:14. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
96
100
100
88
79
88
86
66
41
74
85
71
55
80
93
94
93
91
83
70
77

Low Clouds (% Sky Obscured)

100
100
100
94
100
100
86
73
73
85
59
24
23
13
5
2
2
8
4
5
16
9
16
29

Medium Clouds (% Sky Obscured)

27
36
38
31
26
17
13
17
56
27
22
11
2
3
4
2
2
1
0
1
2
20
38
41

High Clouds (% Sky Obscured)

6
10
18
38
18
10
16
22
50
9
9
27
68
84
70
53
80
92
93
93
90
81
58
64

ISS Passover

Visibility (miles)

6
3
6
10
10
10
8
7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

99
91
41
10
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
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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

45
36
0
10
34
46
50
45
41
23
14
12
8
6
5
3
3
0
0
0
5
0
0
0

Precipitation Amount (mm)

0.01
0.11
0
0.01
0.12
0.23
0.37
0.37
0.31
0.1
0.06
0.06
0.03
0.02
0.02
0.01
0.01
0
0
0
0.01
0
0
0

Wind Speed/Direction (mph)

6
6
7
8
9
10
11
13
14
15
15
15
15
14
13
11
8
7
6
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

97
99
99
100
100
100
95
90
85
80
77
74
72
70
71
74
78
80
82
85
87
87
88
90

Pressure (mb)

1002
1002
1003
1003
1003
1004
1004
1005
1006
1006
1007
1007
1007
1007
1008
1009
1009
1010
1011
1011
1010
1010
1011
1011

Ozone (du)

392
392
397
396
394
392
391
391
389
390
389
391
395
397
398
395
394
392
391
390
387
385
384
384

Tuesday 18

Waxing Crescent 39%

10:13

02:47

05 Bad
06 OK
07 OK
08 Good
09 OK
10 OK
11 OK
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 OK
03 OK
04 OK

Sun - Rise: 05:04, Set: 21:05, Transit: 13:05. Moon - Rise: 10:13, Set: 02:47. Civil Dark: 21:50 - 04:17. Nautical Dark: 22:55 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
16
6
4
22
34
34
42
50
48
71
87
66
67
59
48
49
43
56
57
34
28
27
28

Low Clouds (% Sky Obscured)

34
16
5
4
22
32
24
26
34
34
27
29
26
38
25
29
19
20
24
24
22
23
24
25

Medium Clouds (% Sky Obscured)

27
3
2
1
0
13
25
38
43
43
52
48
27
34
44
21
17
16
10
9
13
10
8
12

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
48
77
52
44
36
25
34
26
41
41
11
3
2
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
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
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

0
7
15
7
4
4
7
7
8
13
16
29
40
44
29
17
14
16
14
11
13
8
6
4

Precipitation Amount (mm)

0
0.02
0.06
0.04
0.01
0.01
0.06
0.07
0.09
0.14
0.13
0.2
0.34
0.48
0.49
0.18
0.1
0.1
0.1
0.1
0.14
0.07
0.03
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
7
9
11
12
13
13
14
14
13
13
12
12
12
11
10
9
8
8
7
7
7
7

Feels Like (°C)

5
5
6
7
11
12
13
13
14
14
13
13
12
12
12
11
9
8
7
6
6
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

93
97
97
94
86
80
75
70
69
70
73
76
78
79
79
82
84
86
87
89
90
91
92
94

Pressure (mb)

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

Ozone (du)

385
385
386
387
389
391
390
391
389
389
388
388
389
389
388
388
390
391
392
391
390
390
390
390

Wednesday 19

First Quarter 50%

11:30

03:08

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

Sun - Rise: 05:03, Set: 21:07, Transit: 13:05. Moon - Rise: 11:30, Set: 03:08. Civil Dark: 21:52 - 04:16. Nautical Dark: 22:58 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

37
53
47
38
56
63
41
64
71
38
73
45
39
38
33
33
33
33
33
33
5
5
5
5

Low Clouds (% Sky Obscured)

32
46
41
35
26
59
36
58
66
28
59
31
31
31
24
24
24
24
24
24
5
5
5
5

Medium Clouds (% Sky Obscured)

16
17
19
9
49
15
15
19
23
19
38
33
29
23
23
23
23
23
23
23
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
1
18
1
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
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

Precipitation Probability (%)

6
10
14
10
22
23
8
6
7
7
15
11
10
7
3
2
0
0
0
0
2
1
0
0

Precipitation Amount (mm)

0.01
0.04
0.06
0.05
0.13
0.16
0.04
0.02
0.06
0.08
0.2
0.18
0.21
0.1
0.02
0.01
0
0
0
0
0.01
0.01
0
0

Wind Speed/Direction (mph)

6
6
7
8
9
10
12
13
13
13
14
13
13
11
10
8
6
5
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

6
7
8
9
10
11
12
13
14
14
14
13
13
12
13
12
11
10
9
8
7
7
7
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
97
99
98
96
93
83
73
69
66
67
69
71
75
76
77
78
80
84
86
88
90
92
95

Pressure (mb)

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

Ozone (du)

390
390
393
392
391
389
388
386
387
384
381
380
379
378
376
376
378
378
378
377
380
377
374
370

Thursday 20

Waxing Gibbous 61%

12:50

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: 05:01, Set: 21:08, Transit: 13:05. Moon - Rise: 12:50, Set: 03:25. Civil Dark: 21:54 - 04:14. Nautical Dark: 23:00 - 03:07. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

5
5
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100
100
100
52
52
52
52

Low Clouds (% Sky Obscured)

5
5
16
16
16
16
16
16
19
19
19
19
19
19
100
100
100
100
100
100
36
36
36
36

Medium Clouds (% Sky Obscured)

0
0
89
89
89
89
89
89
95
95
95
95
95
95
73
73
73
73
73
73
39
39
39
39

High Clouds (% Sky Obscured)

0
0
100
100
100
100
100
100
96
96
96
96
96
96
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
8
7
9
10
10
10
10
10
10
10
10
10
10
10
10
9
8
8
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

3
13
50
36
11
7
10
14
28
22
18
16
19
52
56
47
39
37
37
36
34
48
44
54

Precipitation Amount (mm)

0.01
0.05
0.23
0.17
0.07
0.03
0.1
0.17
0.57
0.41
0.19
0.08
0.11
0.28
0.37
0.25
0.18
0.16
0.13
0.2
0.33
0.62
0.36
0.37

Wind Speed/Direction (mph)

5
6
7
8
10
11
12
13
14
15
14
15
15
14
14
14
14
15
16
17
17
16
16
16

Chance of Frost

Temperature (°C)

6
6
7
9
11
12
13
14
14
14
13
12
11
10
11
11
11
11
10
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
99
100
99
94
88
81
74
71
72
76
81
86
93
91
91
92
94
94
95
97
97
99
100

Pressure (mb)

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

Ozone (du)

369
368
366
365
365
365
363
359
361
361
360
359
357
356
338
336
336
341
343
346
359
363
366
370

Friday 21

Waxing Gibbous 72%

14:12

03:41

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: 04:58, Set: 21:10, Transit: 13:05. Moon - Rise: 14:12, Set: 03:41. Civil Dark: 21:56 - 04:12. Nautical Dark: 23:03 - 03:04. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
52
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

36
36
44
44
44
44
44
44
88
88
88
88
88
88
87
87
87
87
87
87
100
100
100
100

Medium Clouds (% Sky Obscured)

39
39
87
87
87
87
87
87
92
92
92
92
92
92
96
96
96
96
96
96
81
81
81
81

High Clouds (% Sky Obscured)

0
0
92
92
92
92
92
92
70
70
70
70
70
70
13
13
13
13
13
13
0
0
0
0

ISS Passover

Visibility (miles)

8
10
7
10
10
10
10
9
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

43
50
50
42
30
22
33
42
43
49
55
60
65
74
73
73
63
55
63
71
74
72
68
65

Precipitation Amount (mm)

0.2
0.25
0.29
0.16
0.08
0.09
0.15
0.19
0.24
0.31
0.27
0.31
0.33
0.47
0.73
0.57
0.31
0.19
0.23
0.37
0.51
0.53
0.51
0.46

Wind Speed/Direction (mph)

16
17
15
15
15
17
17
18
19
19
19
19
18
18
19
18
18
17
17
18
18
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
6
7
10
12
12
13
14
14
14
13
12
11
10
11
11
10
10
10
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
97
92
87
82
78
78
82
88
96
98
100
98
97
98
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

372
373
370
370
369
370
372
372
367
366
366
367
368
366
366
366
365
364
363
362
362
362
363
363

Saturday 22

Waxing Gibbous 82%

15:37

03:56

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: 04:57, Set: 21:11, Transit: 13:05. Moon - Rise: 15:37, Set: 03:56. Civil Dark: 21:57 - 04:11. Nautical Dark: 23:05 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
85
85
85
85
85
85
66
66
66
66
66
66
72
72
72
72
72
72
61
61
61
61

Low Clouds (% Sky Obscured)

100
100
84
84
84
84
84
84
25
25
25
25
25
25
48
48
48
48
48
48
43
43
43
43

Medium Clouds (% Sky Obscured)

81
81
22
22
22
22
22
22
56
56
56
56
56
56
56
56
56
56
56
56
23
23
23
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
35
35
35
35
35
35
10
10
10
10
10
10
32
32
32
32

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
7
7
8
9
10
10
10
10
8
7
6
7
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

61
58
55
53
51
54
61
65
69
72
74
74
72
60
41
52
73
77
72
57
51
62
73
75

Precipitation Amount (mm)

0.37
0.27
0.22
0.17
0.15
0.18
0.36
0.78
1.21
1.43
1.47
1.27
0.7
0.22
0.07
0.11
0.32
0.52
0.35
0.15
0.12
0.27
0.84
1.34

Wind Speed/Direction (mph)

19
18
18
18
18
18
18
18
18
18
18
17
17
16
15
14
14
13
13
13
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

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)

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

Ozone (du)

364
364
364
365
366
367
368
369
369
368
366
365
364
363
363
364
366
368
371
375
377
378
377
376

Sunday 23

Waxing Gibbous 90%

17:04

04:12

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: 21:13, Transit: 13:05. Moon - Rise: 17:04, Set: 04:12. Civil Dark: 21:59 - 04:09. Nautical Dark: 23:08 - 03:00. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

61
61
59
59
59
59
59
59
98
98
98
98
98
98
95
95
95
95
95
95
99
99
99
99

Low Clouds (% Sky Obscured)

43
43
56
56
56
56
56
56
20
20
20
20
20
20
91
91
91
91
91
91
95
95
95
95

Medium Clouds (% Sky Obscured)

23
23
23
23
23
23
23
23
95
95
95
95
95
95
59
59
59
59
59
59
96
96
96
96

High Clouds (% Sky Obscured)

32
32
7
7
7
7
7
7
96
96
96
96
96
96
0
0
0
0
0
0
77
77
77
77

ISS Passover

Visibility (miles)

10
8
8
10
10
10
10
10
10
10
9
8
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
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
None

Precipitation Probability (%)

74
71
68
67
64
62
58
47
44
45
47
47
42
38
31
22
12
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.04
0.58
0.41
0.35
0.27
0.22
0.19
0.17
0.17
0.18
0.21
0.23
0.24
0.24
0.2
0.1
0.03
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
11
10
10
11
11
10
9
9
9
9
10
10
10
9
8
5
4
3
4
4
4
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
95
91
90
92
96
98
99
98
98
99
98
97
97
98

Pressure (mb)

1002
1002
1003
1003
1004
1005
1005
1005
1006
1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

375
374
373
373
373
373
372
370
369
368
368
368
367
367
367
370
373
375
373
370
366
364
362
360

Forecast for Stoke-on-Trent, Stoke-on-Trent, UK (53.00,-2.18)

Generated: 17/05/21 04:26:59. Forecast: 17/05/21 to 23/05/21. Timezone: UTC+1.00