Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 39%

11:15

00:00

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: 08:06, Set: 16:49, Transit: 12:28. Moon - Rise: 11:15, Set: 00:00. Civil Dark: 17:26 - 07:30. Nautical Dark: 18:06 - 06:49. Astro Dark: 18:45 - 06:11

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

99
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

96
95
89
97
99
81
66
95
53
27
76
65
70
63
100
100
98
100
100
99
98
100
99
99

High Clouds (% Sky Obscured)

99
95
89
95
91
90
89
82
94
99
99
99
99
100
100
100
92
95
99
98
99
88
97
100

ISS Passover

Visibility (miles)

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

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
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 (%)

32
58
43
59
63
66
69
69
71
76
80
80
76
74
73
77
72
74
76
75
72
74
77
66

Precipitation Amount (mm)

0.1
0.17
0.19
0.31
0.39
0.49
0.72
0.81
0.87
1.07
1.17
1.23
1.12
1.03
1.05
1.63
0.84
0.83
0.83
0.64
0.51
0.64
1.18
0.82

Wind Speed/Direction (mph)

20
20
22
23
25
26
26
25
24
24
23
23
24
23
22
23
23
23
22
22
22
23
25
26

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
5
4
4
5
5
6
10
10
10
11
11
11
11
11
10
10
10
10
10
10
6

Dew Point (°C)

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

Relative Humidity (%)

92
94
95
95
96
97
98
98
99
100
100
100
100
100
100
100
99
98
97
96
95
94
93
92

Pressure (mb)

1007
1006
1006
1004
1002
1001
1000
999
998
997
997
996
995
995
995
994
994
993
992
991
991
990
989
988

Ozone (du)

291
293
293
300
303
303
302
303
305
299
300
300
299
299
298
297
297
297
298
301
303
298
299
303

Wednesday 20

First Quarter 49%

11:30

01:07

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 OK
03 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 08:05, Set: 16:50, Transit: 12:28. Moon - Rise: 11:30, Set: 01:07. Civil Dark: 17:27 - 07:29. Nautical Dark: 18:07 - 06:49. Astro Dark: 18:46 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
97
78
70
86
59
20
23
31
41
60
29
81

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
90
98
88
78
66
82
54
16
22
26
27
45
22
70

Medium Clouds (% Sky Obscured)

100
99
100
100
100
96
61
38
51
95
100
97
90
22
22
31
16
14
9
13
36
50
14
50

High Clouds (% Sky Obscured)

96
100
99
100
100
100
96
43
34
7
7
16
12
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
2
3
84
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
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 (%)

62
64
63
60
65
70
77
78
76
80
81
79
72
61
63
46
16
12
13
11
17
35
29
22

Precipitation Amount (mm)

0.79
0.83
0.72
0.7
0.72
0.89
1.62
1.7
1.55
2.02
1.86
1.31
1.14
0.8
0.53
0.29
0.09
0.05
0.06
0.04
0.07
0.15
0.13
0.11

Wind Speed/Direction (mph)

26
27
27
26
26
24
23
22
22
22
21
22
21
21
20
19
18
17
16
16
17
18
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
5
5
5
5
5
6
6
5
4
1
0
-0
-0
-0
0
0
0
0
1
0
1
1

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
96
97
98
98
99
100
100
100
100
99
97
94
93
92
92
91
91
90
90
89
88

Pressure (mb)

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

Ozone (du)

308
310
313
308
308
313
317
321
324
324
326
330
333
337
336
332
329
327
326
325
324
329
328
325

Thursday 21

Waxing Gibbous 59%

11:47

02:14

09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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: 08:04, Set: 16:52, Transit: 12:29. Moon - Rise: 11:47, Set: 02:14. Civil Dark: 17:29 - 07:28. Nautical Dark: 18:09 - 06:48. Astro Dark: 18:48 - 06:09

Total Clouds (% Sky Obscured)

48
34
45
46
35
38
33
16
19
31
16
10
19
13
18
21
21
21
21
21
21
92
92
92

Low Clouds (% Sky Obscured)

38
29
30
43
33
37
20
14
16
23
13
8
17
13
18
20
20
20
20
20
20
26
26
26

Medium Clouds (% Sky Obscured)

27
21
35
13
7
7
25
9
5
18
9
8
5
5
2
1
1
1
1
1
1
11
11
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
91
91
91

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
Very Light Rain

Precipitation Probability (%)

20
19
20
21
27
35
39
31
14
10
8
9
10
10
13
15
12
7
5
4
0
6
7
6

Precipitation Amount (mm)

0.11
0.1
0.13
0.15
0.2
0.25
0.27
0.15
0.05
0.02
0.01
0.01
0.02
0.03
0.05
0.07
0.05
0.03
0.01
0.01
0
0.02
0.02
0.01

Wind Speed/Direction (mph)

16
16
16
16
15
14
12
10
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
2
2
3
3
3
3
3
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

87
86
84
82
82
84
86
90
93
95
97
98
99
99
99
98
97
95
94
94
93
92
91
90

Pressure (mb)

989
989
989
988
988
987
987
987
987
988
988
989
989
990
990
991
991
992
992
993
993
993
994
995

Ozone (du)

324
324
326
330
330
329
329
330
331
336
337
336
337
337
337
340
339
341
341
341
341
341
343
345

Friday 22

Waxing Gibbous 68%

12:06

03:22

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: 08:03, Set: 16:54, Transit: 12:29. Moon - Rise: 12:06, Set: 03:22. Civil Dark: 17:30 - 07:27. Nautical Dark: 18:10 - 06:47. Astro Dark: 18:49 - 06:08

Total Clouds (% Sky Obscured)

92
92
92
51
51
51
51
51
51
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
26
26
20
20
20
20
20
20
73
73
73
73
73
73
33
33
33
33
33
33
37
37
37

Medium Clouds (% Sky Obscured)

11
11
11
43
43
43
43
43
43
91
91
91
91
91
91
100
100
100
100
100
100
98
98
98

High Clouds (% Sky Obscured)

91
91
91
0
0
0
0
0
0
88
88
88
88
88
88
95
95
95
95
95
95
98
98
98

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

Precipitation Probability (%)

8
15
30
27
18
21
23
34
39
38
25
23
24
22
19
22
13
14
15
19
25
43
48
26

Precipitation Amount (mm)

0.01
0.05
0.19
0.34
0.22
0.19
0.16
0.3
0.31
0.33
0.13
0.09
0.08
0.07
0.06
0.06
0.03
0.02
0.03
0.05
0.1
0.34
0.26
0.11

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
84
82
80
82
85
90
94
97
98
99
99
100
99
99
97
95
94
92
91
91
91
91

Pressure (mb)

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

Ozone (du)

350
353
354
356
357
358
358
357
358
360
362
361
364
366
367
368
367
367
366
366
366
362
361
358

Saturday 23

Waxing Gibbous 77%

12:28

04:30

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: 08:02, Set: 16:55, Transit: 12:29. Moon - Rise: 12:28, Set: 04:30. Civil Dark: 17:32 - 07:26. Nautical Dark: 18:12 - 06:46. Astro Dark: 18:50 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
17
17
17
17
17
17
39
39
39
39
39
39
83
83
83

Low Clouds (% Sky Obscured)

37
37
37
98
98
98
98
98
98
10
10
10
10
10
10
4
4
4
4
4
4
2
2
2

Medium Clouds (% Sky Obscured)

98
98
98
100
100
100
100
100
100
2
2
2
2
2
2
5
5
5
5
5
5
1
1
1

High Clouds (% Sky Obscured)

98
98
98
82
82
82
82
82
82
7
7
7
7
7
7
35
35
35
35
35
35
82
82
82

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 (%)

17
28
37
37
42
37
29
21
16
15
13
9
7
8
17
14
16
22
33
44
47
44
30
15

Precipitation Amount (mm)

0.1
0.22
0.48
0.69
0.62
0.44
0.28
0.16
0.07
0.07
0.04
0.02
0.02
0.03
0.06
0.04
0.06
0.09
0.12
0.12
0.11
0.09
0.05
0.02

Wind Speed/Direction (mph)

7
8
9
12
13
13
12
11
11
12
12
13
13
14
14
19
19
19
18
18
18
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
85
81
81
82
84
88
92
96
98
99
99
99
99
98
98
98
97
96
94
92
88
85

Pressure (mb)

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

Ozone (du)

357
355
355
357
356
354
353
352
354
357
361
364
365
364
361
363
365
366
368
368
369
370
372
373

Sunday 24

Waxing Gibbous 85%

12:57

05:36

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 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK

Sun - Rise: 08:01, Set: 16:57, Transit: 12:29. Moon - Rise: 12:57, Set: 05:36. Civil Dark: 17:33 - 07:25. Nautical Dark: 18:13 - 06:45. Astro Dark: 18:52 - 06:06

Total Clouds (% Sky Obscured)

83
83
83
99
99
99
99
99
99
61
61
61
61
61
61
13
13
13
13
13
13
23
23
23

Low Clouds (% Sky Obscured)

2
2
2
18
18
18
18
18
18
59
59
59
59
59
59
6
6
6
6
6
6
8
8
8

Medium Clouds (% Sky Obscured)

1
1
1
99
99
99
99
99
99
13
13
13
13
13
13
11
11
11
11
11
11
5
5
5

High Clouds (% Sky Obscured)

82
82
82
94
94
94
94
94
94
0
0
0
0
0
0
0
0
0
0
0
0
16
16
16

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

Precipitation Probability (%)

10
11
14
16
16
17
16
14
13
12
10
6
2
4
6
9
13
17
16
11
6
0
0
0

Precipitation Amount (mm)

0.01
0.01
0.04
0.05
0.05
0.04
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0.01
0.03
0.05
0.1
0.18
0.22
0.12
0.02
0
0
0

Wind Speed/Direction (mph)

14
15
16
16
16
14
13
12
10
9
9
9
9
9
10
12
14
17
19
18
16
14
13
11

Chance of Frost

Temperature (°C)

4
4
5
6
6
6
6
5
5
4
4
4
4
4
4
4
5
5
5
5
5
4
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
80
79
78
79
80
83
87
91
93
94
94
94
95
94
93
92
92
92
90
87
86
85
85

Pressure (mb)

996
996
998
999
999
999
999
1000
1000
1000
1001
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1005
1006
1008

Ozone (du)

374
373
370
368
368
367
367
368
369
370
370
371
372
373
375
377
379
381
382
381
379
376
374
371

Monday 25

Waxing Gibbous 91%

13:34

06:37

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 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:59, Set: 16:59, Transit: 12:30. Moon - Rise: 13:34, Set: 06:37. Civil Dark: 17:35 - 07:24. Nautical Dark: 18:15 - 06:44. Astro Dark: 18:53 - 06:05

Total Clouds (% Sky Obscured)

23
23
23
58
58
58
58
58
58
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
8
8
58
58
58
58
58
58
1
1
1
1
1
1
42
42
42
42
42
42
50
50
50

Medium Clouds (% Sky Obscured)

5
5
5
0
0
0
0
0
0
52
52
52
52
52
52
99
99
99
99
99
99
47
47
47

High Clouds (% Sky Obscured)

16
16
16
0
0
0
0
0
0
100
100
100
100
100
100
64
64
64
64
64
64
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
5
1
0
0
1
4
8
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
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
Light Rain

Precipitation Probability (%)

4
4
0
0
0
0
0
0
0
5
6
8
15
39
62
75
80
84
85
80
76
75
44
28

Precipitation Amount (mm)

0.01
0.01
0
0
0
0
0
0
0
0.01
0.01
0.01
0.03
0.11
0.31
0.57
0.86
1.16
1.23
0.88
0.48
0.34
0.36
0.43

Wind Speed/Direction (mph)

11
11
12
13
13
13
12
11
9
8
9
11
13
14
14
14
14
12
12
12
14
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
3
4
4
4
5
5
5
5
5
6
7
7
7
7
7
8
8
8
8
8
9
9

Relative Humidity (%)

84
83
80
79
80
82
85
87
88
90
93
97
100
100
100
100
100
99
98
97
97
96
96
96

Pressure (mb)

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

Ozone (du)

368
366
364
361
359
356
353
349
345
341
336
332
327
323
320
318
318
320
322
324
326
328
331
334

Forecast for Upton Cross, Cornwall, UK (50.54,-4.43)

Generated: 19/01/21 09:24:45. Forecast: 19/01/21 to 25/01/21. Timezone: UTC+0.00