Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 76%

00:58

09:00

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

Sun - Rise: 05:37, Set: 20:09, Transit: 12:54. Moon - Rise: 00:58, Set: 09:00. Civil Dark: 20:47 - 04:59. Nautical Dark: 21:35 - 04:10. Astro Dark: 22:33 - 03:11

Total Clouds (% Sky Obscured)

63
2
0
0
0
95
97
100
88
73
4
0
58
88
67
5
62
73
60
40
31
13
12
43

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
13
25
2
2
2
3
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
33
8
31
5
1
13
11
23

High Clouds (% Sky Obscured)

63
2
0
0
0
95
97
100
88
73
4
0
58
88
67
3
54
70
33
37
29
0
0
13

ISS Passover

Visibility (miles)

6
7
10
10
6
7
10
10
6
6
7
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

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
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
0.01

Wind Speed/Direction (mph)

11
12
14
16
14
14
13
13
6
5
5
6
7
7
6
5
5
5
5
5
7
9
11
13

Chance of Frost

Temperature (°C)

15
16
18
20
18
18
18
17
13
11
9
10
10
9
9
8
8
8
9
10
13
16
18
20

Feels Like (°C)

15
16
18
20
18
18
18
17
13
11
8
8
8
8
7
7
7
7
8
10
13
16
18
20

Dew Point (°C)

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

Relative Humidity (%)

58
54
45
40
46
46
46
48
71
83
92
87
85
89
93
95
95
95
94
88
77
65
57
55

Pressure (mb)

1000
1000
999
999
999
998
998
997
997
997
996
996
996
995
995
994
994
994
994
993
993
994
994
994

Ozone (du)

362
363
363
364
368
368
368
369
368
369
369
370
371
372
372
372
373
374
377
381
387
394
398
396

Wednesday 24

Waning Gibbous 67%

01:53

09:51

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

Sun - Rise: 05:35, Set: 20:10, Transit: 12:54. Moon - Rise: 01:53, Set: 09:51. Civil Dark: 20:48 - 04:57. Nautical Dark: 21:37 - 04:07. Astro Dark: 22:36 - 03:07

Total Clouds (% Sky Obscured)

24
37
33
48
38
84
9
16
100
100
100
74
99
41
0
0
9
2
86
20
100
100
99
100

Low Clouds (% Sky Obscured)

2
30
13
15
2
40
9
9
0
0
0
25
0
0
0
0
0
0
13
3
0
33
19
100

Medium Clouds (% Sky Obscured)

23
6
29
47
7
9
1
0
99
30
98
73
11
0
0
0
2
2
0
0
0
13
9
100

High Clouds (% Sky Obscured)

1
10
0
0
33
78
0
8
100
100
100
0
99
41
0
0
9
0
84
17
100
100
99
99

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
6
3
2

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

Precipitation Probability (%)

3
4
4
3
2
3
4
7
7
5
0
0
0
0
0
0
0
0
16
20
26
42
48
47

Precipitation Amount (mm)

0.06
0.1
0.08
0.04
0.02
0.02
0.04
0.06
0.04
0.01
0
0
0
0
0
0
0
0
0.01
0.04
0.13
0.29
0.44
0.54

Wind Speed/Direction (mph)

17
19
21
21
21
19
17
14
13
13
12
11
11
10
10
10
11
12
13
15
16
16
17
17

Chance of Frost

Temperature (°C)

20
20
20
20
19
18
17
16
14
13
12
11
11
10
9
9
9
9
10
10
11
12
12
13

Feels Like (°C)

20
20
20
20
19
18
17
16
14
13
12
11
11
10
7
6
6
6
7
10
11
12
12
13

Dew Point (°C)

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

Relative Humidity (%)

54
53
51
50
51
54
57
61
64
66
69
71
74
76
82
89
93
91
87
83
80
77
76
74

Pressure (mb)

994
994
994
994
995
995
995
996
997
998
999
999
999
999
999
999
999
998
998
998
998
998
998
999

Ozone (du)

391
387
385
383
383
385
387
390
390
391
392
397
403
406
403
397
391
387
383
381
380
380
381
384

Thursday 25

Waning Gibbous 57%

02:38

10:48

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

Sun - Rise: 05:33, Set: 20:12, Transit: 12:54. Moon - Rise: 02:38, Set: 10:48. Civil Dark: 20:50 - 04:55. Nautical Dark: 21:40 - 04:05. Astro Dark: 22:40 - 03:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
23
23
18
6
2
2
4
17
0
2
2
6
12
5
61
87
81
83

Low Clouds (% Sky Obscured)

93
89
100
100
18
15
16
16
16
6
1
0
0
2
0
2
2
6
11
4
47
50
76
81

Medium Clouds (% Sky Obscured)

99
100
100
99
100
100
17
16
10
4
1
2
4
0
0
0
0
1
2
2
9
77
38
21

High Clouds (% Sky Obscured)

80
44
94
37
95
39
0
0
0
0
0
0
0
16
0
0
0
0
0
1
29
70
0
11

ISS Passover

Visibility (miles)

2
2
2
2
2
1
1
2
6
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
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 (%)

44
38
32
28
26
22
10
4
3
0
0
0
4
4
3
0
0
9
25
36
49
54
51
38

Precipitation Amount (mm)

0.75
0.92
0.81
0.62
0.47
0.26
0.09
0.02
0.01
0
0
0
0.01
0.01
0.01
0
0
0.02
0.08
0.14
0.19
0.28
0.35
0.21

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
8
8
8

Relative Humidity (%)

72
70
67
65
65
66
67
67
71
76
80
83
85
88
92
95
97
96
94
91
89
87
86
83

Pressure (mb)

999
999
1000
1001
1001
1002
1002
1003
1003
1004
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1006
1006
1007
1007

Ozone (du)

387
390
390
389
388
389
389
389
388
387
386
387
389
390
390
391
390
386
382
379
379
380
381
382

Friday 26

Third Quarter 47%

03:14

11:51

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 OK
10 OK
11 OK

Sun - Rise: 05:31, Set: 20:14, Transit: 12:53. Moon - Rise: 03:14, Set: 11:51. Civil Dark: 20:52 - 04:52. Nautical Dark: 21:42 - 04:02. Astro Dark: 22:43 - 03:00

Total Clouds (% Sky Obscured)

60
74
88
66
63
58
73
94
94
94
94
94
94
98
98
98
98
98
98
2
2
2
2
2

Low Clouds (% Sky Obscured)

58
66
17
26
31
20
17
34
34
34
34
34
34
2
2
2
2
2
2
1
1
1
1
1

Medium Clouds (% Sky Obscured)

22
9
25
15
21
36
67
92
92
92
92
92
92
98
98
98
98
98
98
2
2
2
2
2

High Clouds (% Sky Obscured)

8
23
85
53
45
39
22
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
9
6
5
3
3
4
5
7
10
10
10
10
6
2
1
0
2
5
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very 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

Precipitation Probability (%)

21
13
12
17
19
20
21
21
12
6
4
3
0
2
14
58
77
76
66
56
49
38
28
20

Precipitation Amount (mm)

0.06
0.03
0.09
0.28
0.45
0.44
0.33
0.23
0.14
0.07
0.03
0.01
0
0.01
0.09
0.4
0.69
0.59
0.37
0.25
0.15
0.07
0.04
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
76
72
69
68
69
70
71
75
81
85
86
86
86
89
92
94
94
92
90
87
85
82
78

Pressure (mb)

1007
1007
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1008
1008
1007
1006
1006
1005
1005
1006
1006
1007
1007
1008

Ozone (du)

383
383
382
380
378
377
375
374
374
373
374
374
375
377
381
386
390
394
397
398
398
396
394
392

Saturday 27

Waning Crescent 37%

03:43

No Set

12 Good
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: 05:29, Set: 20:16, Transit: 12:53. Moon - Rise: 03:43, Set: No Set. Civil Dark: 20:54 - 04:50. Nautical Dark: 21:45 - 03:59. Astro Dark: 22:47 - 02:56

Total Clouds (% Sky Obscured)

2
99
99
99
99
99
99
98
98
98
98
98
98
56
56
56
56
56
56
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
56
56
56
56
56
56
44
44
44
44
44
44
56
56
56
56
56
56
100
100
100
100
100

Medium Clouds (% Sky Obscured)

2
99
99
99
99
99
99
92
92
92
92
92
92
3
3
3
3
3
3
17
17
17
17
17

High Clouds (% Sky Obscured)

0
67
67
67
67
67
67
70
70
70
70
70
70
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
12
8
5
0
0
0
0
0
0
0
0
0
1
0
0
0
0
2
3
4
5
4
4

Precipitation Amount (mm)

0.05
0.06
0.03
0.01
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0.01
0.01
0.03
0.05
0.06
0.06

Wind Speed/Direction (mph)

3
3
11
13
15
15
16
15
14
12
11
11
11
11
10
10
9
9
9
9
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
71
68
66
66
66
68
68
70
73
77
80
82
83
85
87
88
89
88
85
82
76
72
67

Pressure (mb)

1009
1010
1011
1012
1013
1014
1015
1017
1018
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023

Ozone (du)

390
388
388
389
389
387
383
380
377
374
372
370
368
367
365
363
362
361
361
360
359
358
357
356

Sunday 28

Waning Crescent 28%

04:07

12:56

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: 05:27, Set: 20:17, Transit: 12:53. Moon - Rise: 04:07, Set: 12:56. Civil Dark: 20:56 - 04:48. Nautical Dark: 21:47 - 03:57. Astro Dark: 22:50 - 02:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
83
83
83
83
83
83
95
95
95
95
95
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
55
55
55
55
55
55
0
0
0
0
0
0
100
100
100
100
100

Medium Clouds (% Sky Obscured)

17
72
72
72
72
72
72
81
81
81
81
81
81
95
95
95
95
95
95
99
99
99
99
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
10
10
10
10
10

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

Precipitation Probability (%)

3
2
2
3
3
4
6
9
6
2
0
0
0
0
6
24
32
24
11
0
0
0
5
9

Precipitation Amount (mm)

0.05
0.04
0.03
0.03
0.03
0.05
0.08
0.09
0.05
0.01
0
0
0
0
0.04
0.2
0.34
0.22
0.06
0
0
0
0.02
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
59
55
54
54
57
61
65
67
70
74
79
83
87
91
94
96
95
92
90
86
82
79
78

Pressure (mb)

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

Ozone (du)

356
356
355
355
354
352
350
349
347
345
343
340
337
334
331
327
324
322
321
321
320
320
319
318

Monday 29

Waning Crescent 20%

04:27

14:02

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: 05:25, Set: 20:19, Transit: 12:53. Moon - Rise: 04:27, Set: 14:02. Civil Dark: 20:58 - 04:46. Nautical Dark: 21:49 - 03:54. Astro Dark: 22:54 - 02:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
98
98
98
98
98
99
99
99
99
99
99
69
69
69
69
69

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
0
0
0
0
0
0
6
6
6
6
6
6
3
3
3
3
3

Medium Clouds (% Sky Obscured)

99
0
0
0
0
0
0
13
13
13
13
13
13
49
49
49
49
49
49
19
19
19
19
19

High Clouds (% Sky Obscured)

10
75
75
75
75
75
75
98
98
98
98
98
98
99
99
99
99
99
99
63
63
63
63
63

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

14
23
24
17
12
11
10
9
7
4
5
7
10
14
16
14
11
22
32
34
25
13
8
9

Precipitation Amount (mm)

0.26
0.41
0.43
0.38
0.31
0.22
0.12
0.07
0.04
0.02
0.03
0.06
0.09
0.11
0.07
0.04
0.03
0.07
0.15
0.2
0.13
0.05
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
76
72
69
68
69
72
74
76
79
82
85
86
88
91
94
97
98
96
92
86
81
78
75

Pressure (mb)

1018
1018
1018
1017
1017
1017
1016
1016
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

317
317
318
320
322
323
324
325
327
328
330
331
333
335
337
338
341
343
345
347
349
351
352
353

Forecast for Dereham, Norfolk, UK (52.66,0.96)

Generated: 23/04/19 20:49:27. Forecast: 23/04/19 to 29/04/19. Timezone: UTC+1.00