Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 39%

11:14

23:59

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:05, Set: 16:48, Transit: 12:27. Moon - Rise: 11:14, Set: 23:59. Civil Dark: 17:25 - 07:28. Nautical Dark: 18:05 - 06:48. Astro Dark: 18:44 - 06:09

Total Clouds (% Sky Obscured)

97
99
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
95
86
88
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

51
93
77
84
100
95
98
98
81
25
75
97
98
88
100
100
100
100
98
98
64
96
99
100

High Clouds (% Sky Obscured)

85
91
86
90
89
88
87
77
93
98
99
99
99
100
100
99
91
66
96
98
99
94
98
99

ISS Passover

Visibility (miles)

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

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
0
0
11
7
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

75
35
39
48
51
56
60
66
69
75
77
75
71
69
66
69
72
70
73
74
72
78
74
61

Precipitation Amount (mm)

0.15
0.11
0.17
0.25
0.29
0.42
0.62
0.91
1.01
1.23
1.34
1.25
1.03
0.9
0.64
0.86
0.84
0.68
0.81
0.73
0.71
1.1
1.24
0.8

Wind Speed/Direction (mph)

24
25
26
28
29
30
31
30
29
29
29
29
28
29
27
27
27
27
27
26
26
26
29
30

Chance of Frost

Temperature (°C)

10
10
10
10
11
10
10
10
10
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10

Feels Like (°C)

6
10
10
10
11
10
10
10
10
11
11
11
11
11
11
11
11
11
10
10
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

93
94
95
95
96
95
96
97
99
100
100
100
100
100
100
100
100
99
98
97
96
95
93
91

Pressure (mb)

1008
1007
1007
1005
1003
1002
1001
1000
999
998
997
997
996
996
996
995
994
994
993
992
991
990
990
989

Ozone (du)

290
293
292
299
302
303
302
302
304
299
300
301
299
299
298
298
298
298
298
299
301
297
298
302

Wednesday 20

First Quarter 49%

11:29

01:06

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 OK
04 OK
05 OK
06 Bad
07 Bad
08 OK

Sun - Rise: 08:04, Set: 16:50, Transit: 12:27. Moon - Rise: 11:29, Set: 01:06. Civil Dark: 17:26 - 07:27. Nautical Dark: 18:07 - 06:47. Astro Dark: 18:45 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
75
28
45
31
30
16
13
24
31
38
25

Low Clouds (% Sky Obscured)

100
100
100
92
100
100
100
100
100
100
100
99
96
73
22
26
23
27
16
13
20
14
26
15

Medium Clouds (% Sky Obscured)

98
100
100
100
100
96
97
34
55
70
100
98
98
42
14
34
16
14
6
5
13
27
20
20

High Clouds (% Sky Obscured)

98
100
100
100
100
100
97
29
20
8
11
6
23
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
13
8
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
Light Rain
Light Rain
Light Rain
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

50
53
56
60
61
63
65
70
72
76
79
77
72
63
59
39
16
12
13
12
11
17
19
19

Precipitation Amount (mm)

0.66
0.65
0.65
0.66
0.7
0.89
1.26
1.73
1.92
1.97
1.92
1.31
1.09
0.76
0.44
0.22
0.07
0.05
0.06
0.04
0.03
0.05
0.08
0.11

Wind Speed/Direction (mph)

31
31
30
29
29
26
26
28
28
28
26
25
24
25
25
25
23
22
21
22
22
23
23
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
10
11
10
10
10
10
10
5
2
1
0
0
0
1
1
1
1
1
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
95
95
95
96
99
100
100
100
100
100
99
93
91
89
88
88
87
86
85
84
84

Pressure (mb)

988
987
987
986
985
983
982
981
980
979
979
980
981
982
984
985
986
987
988
988
989
989
989
989

Ozone (du)

305
307
309
305
308
314
317
318
322
325
326
329
332
336
335
331
327
326
324
323
322
328
326
324

Thursday 21

Waxing Gibbous 59%

11:46

02:13

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

Sun - Rise: 08:03, Set: 16:52, Transit: 12:28. Moon - Rise: 11:46, Set: 02:13. Civil Dark: 17:28 - 07:26. Nautical Dark: 18:08 - 06:46. Astro Dark: 18:47 - 06:08

Total Clouds (% Sky Obscured)

27
35
38
22
25
25
26
20
11
16
20
6
9
4
5
9
9
9
9
9
9
91
91
91

Low Clouds (% Sky Obscured)

15
31
31
20
25
24
23
16
11
16
17
6
9
4
5
7
7
7
7
7
7
13
13
13

Medium Clouds (% Sky Obscured)

19
7
21
10
2
6
15
13
2
7
11
1
1
1
0
0
0
0
0
0
0
9
9
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
90
90
90

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

Precipitation Probability (%)

21
23
21
21
26
31
34
29
17
9
7
7
10
9
11
14
11
6
4
4
5
6
6
5

Precipitation Amount (mm)

0.13
0.14
0.14
0.16
0.2
0.22
0.22
0.14
0.06
0.02
0.01
0.01
0.03
0.04
0.05
0.06
0.04
0.03
0.01
0.01
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

21
21
20
20
18
16
14
13
12
11
11
12
12
12
12
12
12
12
12
11
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
3
4
4
4
4
3
3
2
2
2
2
1
2
1
1
1
1
1
1
2
2
2

Dew Point (°C)

4
4
5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
3
3
3
3
3

Relative Humidity (%)

83
83
82
81
81
82
83
87
90
92
94
95
97
96
96
95
94
92
90
89
89
89
89
89

Pressure (mb)

990
990
990
989
988
988
987
987
987
988
988
989
989
990
990
991
991
992
992
993
993
993
994
994

Ozone (du)

323
323
323
327
328
328
328
329
330
335
336
336
336
336
337
338
338
339
339
340
341
341
343
343

Friday 22

Waxing Gibbous 68%

12:05

03:20

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
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:01, Set: 16:53, Transit: 12:28. Moon - Rise: 12:05, Set: 03:20. Civil Dark: 17:29 - 07:25. Nautical Dark: 18:09 - 06:45. Astro Dark: 18:48 - 06:07

Total Clouds (% Sky Obscured)

91
91
91
46
46
46
46
46
46
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
13
13
34
34
34
34
34
34
29
29
29
29
29
29
38
38
38
38
38
38
77
77
77

Medium Clouds (% Sky Obscured)

9
9
9
35
35
35
35
35
35
92
92
92
92
92
92
99
99
99
99
99
99
99
99
99

High Clouds (% Sky Obscured)

90
90
90
0
0
0
0
0
0
88
88
88
88
88
88
96
96
96
96
96
96
99
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
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
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
Very Light Rain

Precipitation Probability (%)

7
13
28
26
21
23
25
33
40
36
18
22
22
14
15
15
12
12
13
14
13
45
44
32

Precipitation Amount (mm)

0.02
0.08
0.23
0.4
0.28
0.23
0.19
0.3
0.4
0.47
0.11
0.11
0.08
0.05
0.06
0.04
0.02
0.03
0.05
0.06
0.04
0.59
0.4
0.16

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
4
5
4
4
3
2
2
2
2
1
1
1
1
1
1
1
1
1
2
2
2

Dew Point (°C)

3
3
4
4
5
5
4
5
5
5
5
5
5
5
4
4
4
3
3
3
2
3
3
3

Relative Humidity (%)

88
85
82
81
80
82
83
87
91
95
95
97
98
98
97
96
94
93
92
90
88
89
89
89

Pressure (mb)

995
996
996
996
996
996
996
996
997
996
996
997
997
997
998
997
997
997
997
997
996
995
995
995

Ozone (du)

347
351
353
356
356
357
358
356
357
360
361
361
362
366
366
366
366
366
365
364
364
361
359
357

Saturday 23

Waxing Gibbous 77%

12:28

04:28

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

Sun - Rise: 08:00, Set: 16:55, Transit: 12:28. Moon - Rise: 12:28, Set: 04:28. Civil Dark: 17:31 - 07:24. Nautical Dark: 18:11 - 06:44. Astro Dark: 18:49 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
23
23
23
23
23
23
52
52
52
52
52
52
82
82
82

Low Clouds (% Sky Obscured)

77
77
77
66
66
66
66
66
66
3
3
3
3
3
3
2
2
2
2
2
2
1
1
1

Medium Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

99
99
99
77
77
77
77
77
77
20
20
20
20
20
20
52
52
52
52
52
52
81
81
81

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

Precipitation Probability (%)

23
29
37
36
37
34
27
21
14
14
13
10
8
7
12
11
12
12
20
28
34
36
27
15

Precipitation Amount (mm)

0.17
0.31
0.53
0.7
0.66
0.52
0.36
0.2
0.07
0.09
0.06
0.03
0.02
0.03
0.06
0.05
0.05
0.05
0.05
0.06
0.07
0.08
0.06
0.03

Wind Speed/Direction (mph)

10
11
11
14
14
14
14
14
14
16
16
16
15
16
17
22
22
22
21
21
21
21
20
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
4
4
4
3
2
2
1
2
1
1
1
0
0
-0
-0
-0
0
-0
-0
-0
-0
-0

Dew Point (°C)

4
4
5
4
4
4
4
4
4
5
5
5
4
4
4
4
4
4
4
4
3
3
3
2

Relative Humidity (%)

89
87
84
81
81
83
84
86
89
94
94
95
94
94
95
95
94
92
91
90
90
89
86
83

Pressure (mb)

995
994
993
993
992
991
990
989
989
988
989
990
990
991
991
988
989
990
991
992
992
993
994
995

Ozone (du)

355
354
353
356
356
353
352
351
352
356
360
363
364
365
361
361
362
364
366
367
367
368
370
372

Sunday 24

Waxing Gibbous 85%

12:56

05:34

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

Sun - Rise: 07:59, Set: 16:56, Transit: 12:28. Moon - Rise: 12:56, Set: 05:34. Civil Dark: 17:32 - 07:23. Nautical Dark: 18:12 - 06:43. Astro Dark: 18:51 - 06:05

Total Clouds (% Sky Obscured)

82
82
82
99
99
99
99
99
99
25
25
25
25
25
25
8
8
8
8
8
8
9
9
9

Low Clouds (% Sky Obscured)

1
1
1
42
42
42
42
42
42
20
20
20
20
20
20
7
7
7
7
7
7
4
4
4

Medium Clouds (% Sky Obscured)

0
0
0
98
98
98
98
98
98
16
16
16
16
16
16
6
6
6
6
6
6
0
0
0

High Clouds (% Sky Obscured)

81
81
81
81
81
81
81
81
81
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6

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

Precipitation Probability (%)

10
9
9
10
12
14
14
14
13
13
10
7
5
5
5
6
8
11
12
10
7
4
0
0

Precipitation Amount (mm)

0.02
0.01
0.02
0.02
0.02
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0.01
0.02
0.03
0.05
0.1
0.13
0.08
0.02
0.01
0
0

Wind Speed/Direction (mph)

17
17
18
18
17
17
16
15
14
13
12
12
12
13
13
14
16
17
19
18
17
16
15
14

Chance of Frost

Temperature (°C)

5
5
5
6
6
6
6
5
5
5
5
5
5
5
5
5
5
6
6
5
5
5
5
5

Feels Like (°C)

-0
0
1
1
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0

Dew Point (°C)

2
2
2
2
3
3
3
3
3
3
4
4
4
3
3
3
3
4
4
4
3
2
2
2

Relative Humidity (%)

81
79
77
77
78
79
82
85
88
90
91
91
91
91
89
88
88
89
89
87
86
85
84
85

Pressure (mb)

995
996
997
998
999
999
999
1000
1000
1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1005
1006
1007

Ozone (du)

372
371
368
367
366
366
366
366
367
368
369
369
370
371
373
375
378
380
382
381
380
377
374
371

Monday 25

Waxing Gibbous 91%

13:33

06:35

09 Good
10 Good
11 Good
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

Sun - Rise: 07:58, Set: 16:58, Transit: 12:29. Moon - Rise: 13:33, Set: 06:35. Civil Dark: 17:34 - 07:22. Nautical Dark: 18:14 - 06:42. Astro Dark: 18:52 - 06:04

Total Clouds (% Sky Obscured)

9
9
9
53
53
53
53
53
53
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
4
4
53
53
53
53
53
53
5
5
5
5
5
5
45
45
45
45
45
45
73
73
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
45
45
45
45
45
45
100
100
100
100
100
100
59
59
59

High Clouds (% Sky Obscured)

6
6
6
0
0
0
0
0
0
100
100
100
100
100
100
48
48
48
48
48
48
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
9
5
2
1
1
2
5
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
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
Light Rain

Precipitation Probability (%)

3
0
0
0
0
0
0
0
0
0
4
6
14
36
55
68
77
81
82
80
77
76
58
37

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0.01
0.01
0.03
0.11
0.31
0.58
0.9
1.26
1.38
1.06
0.63
0.4
0.35
0.4

Wind Speed/Direction (mph)

14
14
14
14
15
15
15
13
11
10
11
13
14
16
17
17
17
17
16
16
16
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
82
80
79
80
81
84
85
87
89
92
96
100
100
100
100
100
100
100
99
99
98
98
99

Pressure (mb)

1008
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1013
1013
1012
1011
1010
1009
1009
1008
1008
1007
1007
1008

Ozone (du)

367
365
363
361
359
356
353
350
346
342
337
332
328
324
320
318
317
318
320
322
324
327
330
333

Forecast for Plymouth, Plymouth, UK (50.38,-4.14)

Generated: 19/01/21 09:14:40. Forecast: 19/01/21 to 25/01/21. Timezone: UTC+0.00