Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 30%

10:52

22:30

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: 07:48, Set: 16:22, Transit: 12:06. Moon - Rise: 10:52, Set: 22:30. Civil Dark: 16:59 - 07:11. Nautical Dark: 17:41 - 06:30. Astro Dark: 18:20 - 05:50

Total Clouds (% Sky Obscured)

90
90
90
90
90
90
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
88

Low Clouds (% Sky Obscured)

42
42
42
42
42
42
1
1
1
1
1
1
76
76
76
76
76
76
100
100
100
100
98
88

Medium Clouds (% Sky Obscured)

43
43
43
43
43
43
93
93
93
93
93
93
98
98
98
98
98
98
13
13
13
3
25
6

High Clouds (% Sky Obscured)

81
81
81
81
81
81
100
100
100
100
100
100
99
99
99
99
99
99
99
99
99
88
79
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

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
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 (%)

0
0
0
0
0
0
0
3
4
5
7
8
13
16
10
11
12
15
24
18
27
20
16
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.04
0.07
0.07
0.07
0.06
0.08
0.04
0.05
0.06
0.08
0.11
0.09
0.03
0.03
0.09
0.03

Wind Speed/Direction (mph)

11
10
10
10
11
11
12
13
15
17
18
19
18
19
20
20
20
21
22
22
23
22
23
24

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
4
3
3
2
1
1
1
0
1
1
1
1
2
2
2
2
3
4
6
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

88
87
85
86
87
88
89
89
90
91
92
92
93
94
94
95
96
96
97
97
91
91
90
88

Pressure (mb)

1023
1024
1023
1022
1022
1022
1021
1021
1020
1020
1019
1018
1017
1016
1015
1014
1013
1012
1011
1011
1007
1007
1007
1007

Ozone (du)

294
292
287
283
279
276
268
267
265
263
262
261
260
261
262
263
263
265
262
264
277
278
281
286

Wednesday 20

First Quarter 39%

11:07

23:38

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: 07:47, Set: 16:23, Transit: 12:06. Moon - Rise: 11:07, Set: 23:38. Civil Dark: 17:01 - 07:10. Nautical Dark: 17:42 - 06:29. Astro Dark: 18:22 - 05:49

Total Clouds (% Sky Obscured)

72
93
100
100
100
100
100
91
100
100
100
100
100
100
100
100
100
91
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
71
74
100
100
100
80
44
100
0
100
100
100
100
100
99
100
16
100
99
100
100
76
100

Medium Clouds (% Sky Obscured)

2
50
79
66
68
92
95
16
88
100
100
40
13
31
13
9
23
29
84
56
95
100
100
100

High Clouds (% Sky Obscured)

23
77
98
89
91
98
92
87
90
95
98
98
99
98
96
98
98
86
85
96
99
98
96
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

30
22
22
25
27
31
27
33
34
43
43
42
44
45
46
48
52
56
50
39
38
38
40
46

Precipitation Amount (mm)

0.11
0.09
0.06
0.06
0.08
0.13
0.11
0.19
0.15
0.19
0.22
0.21
0.43
0.3
0.27
0.3
0.31
0.33
0.32
0.21
0.17
0.24
0.33
0.46

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
9
8
8
8
8
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8
7

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

294
300
300
297
297
300
298
297
296
294
296
297
295
295
297
297
297
296
295
295
294
295
295
294

Thursday 21

Waxing Gibbous 49%

11:23

00:45

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 OK
06 OK
07 Good
08 Good
09 Good
10 Good
11 OK

Sun - Rise: 07:46, Set: 16:25, Transit: 12:06. Moon - Rise: 11:23, Set: 00:45. Civil Dark: 17:02 - 07:09. Nautical Dark: 17:44 - 06:28. Astro Dark: 18:23 - 05:49

Total Clouds (% Sky Obscured)

100
98
95
100
100
100
97
100
100
100
100
100
100
100
49
84
0
2
1
1
1
2
4
24

Low Clouds (% Sky Obscured)

73
4
6
20
100
100
78
2
2
100
100
100
100
99
44
84
0
0
1
1
1
2
4
10

Medium Clouds (% Sky Obscured)

99
73
6
6
93
100
56
79
86
95
57
81
91
99
39
0
0
1
0
0
0
0
1
20

High Clouds (% Sky Obscured)

100
98
94
100
100
96
77
99
100
35
39
0
7
13
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
9
10
6
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
Light Rain
Light Rain
Light Rain
Very Light Rain
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
None
None
None
None

Precipitation Probability (%)

30
25
30
41
46
54
45
31
18
16
41
55
66
64
47
48
39
25
19
6
0
0
0
0

Precipitation Amount (mm)

0.16
0.1
0.18
0.31
0.46
0.67
0.59
0.29
0.18
0.09
0.41
0.59
1.14
0.71
0.34
0.28
0.14
0.17
0.13
0.01
0
0
0
0

Wind Speed/Direction (mph)

27
28
28
27
28
28
26
28
30
32
34
37
38
35
30
29
28
27
26
26
26
26
26
27

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
4
4
4
4
4
4
3
3
3
3
2
1
-1
-2
-2
-1
-1
-1
-0
1
2

Dew Point (°C)

7
8
7
7
7
8
8
8
8
7
8
8
8
7
5
4
3
2
2
2
2
2
3
3

Relative Humidity (%)

88
89
87
89
91
93
93
94
95
95
95
96
96
98
94
90
88
85
81
80
80
79
78
76

Pressure (mb)

992
991
990
989
988
987
987
986
985
983
982
980
980
981
983
984
986
987
986
986
987
988
988
989

Ozone (du)

295
295
296
296
299
302
307
309
311
309
316
323
332
331
335
340
337
336
342
339
335
331
328
326

Friday 22

Waxing Gibbous 59%

11:41

01:53

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

Sun - Rise: 07:45, Set: 16:27, Transit: 12:07. Moon - Rise: 11:41, Set: 01:53. Civil Dark: 17:04 - 07:08. Nautical Dark: 17:45 - 06:27. Astro Dark: 18:25 - 05:48

Total Clouds (% Sky Obscured)

41
70
94
100
100
100
100
99
88
2
0
0
0
0
0
0
0
0
77
77
77
77
77
77

Low Clouds (% Sky Obscured)

29
41
20
19
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

23
44
93
100
100
100
100
99
88
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

13
37
13
31
96
91
44
20
0
0
0
0
0
0
0
0
0
0
77
77
77
77
77
77

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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
10
11
13
14
14
21
28
22
18
16
11
0
0
0
0
0
0
0
0
0
0
0
5

Precipitation Amount (mm)

0.02
0.02
0.03
0.05
0.07
0.09
0.2
0.28
0.14
0.09
0.06
0.02
0
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

27
25
24
22
20
18
16
14
13
13
13
14
13
14
14
14
14
14
14
14
14
14
14
14

Chance of Frost

Temperature (°C)

8
8
8
7
7
6
6
6
6
6
5
5
4
4
3
3
3
3
3
3
3
3
4
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
78
81
85
87
90
93
96
97
97
97
97
95
93
91
90
89
89
89
89
87
85
81

Pressure (mb)

987
987
987
987
986
986
985
985
985
985
986
986
987
988
988
989
989
990
991
992
993
994
994
995

Ozone (du)

329
328
328
329
330
329
325
326
329
333
336
338
338
339
341
342
343
342
341
343
345
346
347
345

Saturday 23

Waxing Gibbous 68%

12:02

03:02

12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
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
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:44, Set: 16:28, Transit: 12:07. Moon - Rise: 12:02, Set: 03:02. Civil Dark: 17:06 - 07:07. Nautical Dark: 17:47 - 06:26. Astro Dark: 18:26 - 05:47

Total Clouds (% Sky Obscured)

7
7
7
7
7
7
7
7
7
7
7
7
98
98
98
98
98
98
98
98
98
98
98
98

Low Clouds (% Sky Obscured)

1
1
1
1
1
1
7
7
7
7
7
7
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
0
0
0
0
0
0
94
94
94
94
94
94
97
97
97
97
97
97

High Clouds (% Sky Obscured)

6
6
6
6
6
6
0
0
0
0
0
0
98
98
98
98
98
98
37
37
37
37
37
37

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

Precipitation Probability (%)

0
0
0
5
5
0
5
8
12
13
15
17
18
17
2
6
6
3
23
25
25
24
21
17

Precipitation Amount (mm)

0
0
0
0.01
0.01
0
0.01
0.05
0.08
0.06
0.05
0.05
0.08
0.09
0.01
0.03
0.02
0.02
0.04
0.04
0.05
0.07
0.06
0.05

Wind Speed/Direction (mph)

15
14
13
12
12
12
12
12
12
12
11
10
10
10
9
8
8
8
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
77
77
79
82
84
87
91
95
97
97
98
97
96
95
93
92
91
92
92
91
91
89
87

Pressure (mb)

995
995
995
996
996
997
995
996
996
996
996
996
997
997
996
996
996
996
995
995
995
995
995
995

Ozone (du)

352
351
349
350
350
352
351
352
353
353
355
357
361
361
359
359
363
365
364
366
365
366
366
367

Sunday 24

Waxing Gibbous 77%

12:02

04:10

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 Good
06 Good
07 OK
08 OK
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:43, Set: 16:30, Transit: 12:07. Moon - Rise: 12:02, Set: 04:10. Civil Dark: 17:07 - 07:06. Nautical Dark: 17:48 - 06:25. Astro Dark: 18:27 - 05:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
2
2
2
2
2
2
1
1
1
1
1
1

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
2
2
2
2
2
2
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
61
61
61
61
61
61
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
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
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

40
41
39
39
49
64
43
40
37
32
25
14
11
8
8
8
6
6
7
17
32
45
45
44

Precipitation Amount (mm)

0.39
0.36
0.27
0.22
0.32
0.75
1.12
1.1
0.81
0.52
0.24
0.05
0.01
0.02
0.06
0.1
0.06
0.02
0.02
0.09
0.32
0.52
0.51
0.43

Wind Speed/Direction (mph)

9
10
12
14
15
16
13
11
10
10
11
15
25
25
24
22
21
19
18
18
18
18
19
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
89
91
94
96
93
94
96
96
95
95
100
98
96
95
95
95
94
93
92
90
90
90

Pressure (mb)

994
994
993
992
992
991
991
990
988
988
988
988
983
983
984
985
986
986
987
988
988
989
990
991

Ozone (du)

371
371
372
372
371
369
368
368
368
369
369
370
373
376
379
381
382
383
384
386
388
390
392
394

Monday 25

Waxing Gibbous 85%

12:30

05:17

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: 07:41, Set: 16:32, Transit: 12:07. Moon - Rise: 12:30, Set: 05:17. Civil Dark: 17:09 - 07:05. Nautical Dark: 17:49 - 06:24. Astro Dark: 18:29 - 05:45

Total Clouds (% Sky Obscured)

60
60
60
60
60
60
100
100
100
100
100
100
84
84
84
84
84
84
48
48
48
48
48
48

Low Clouds (% Sky Obscured)

60
60
60
60
60
60
0
0
0
0
0
0
46
46
46
46
46
46
48
48
48
48
48
48

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
58
58
58
58
58
58
81
81
81
81
81
81
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
100
100
100
100
100
100
2
2
2
2
2
2
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None

Precipitation Probability (%)

47
40
22
14
12
9
0
0
0
3
0
0
0
0
0
0
0
0
0
0
8
10
8
0

Precipitation Amount (mm)

0.37
0.23
0.09
0.03
0.01
0.01
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

22
22
22
22
21
20
19
17
16
16
16
16
16
15
15
15
15
14
14
15
16
17
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
2
2
2
2
2
2
1
1
1
0
0
0
0
0
0
1
1
2
2
2
2

Relative Humidity (%)

90
89
88
88
89
90
92
93
95
95
94
92
90
89
89
89
89
89
89
90
91
91
89
87

Pressure (mb)

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

Ozone (du)

397
400
404
407
408
408
408
408
408
407
405
403
401
399
397
396
398
401
404
406
408
408
406
403

Forecast for Herne Bay CT6 7NH, UK (51.35,1.12)

Generated: 19/01/21 09:27:14. Forecast: 19/01/21 to 25/01/21. Timezone: UTC+0.00