Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Crescent 2%

10:45

16:48

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: 07:58, Set: 15:59, Transit: 11:58. Moon - Rise: 10:45, Set: 16:48. Civil Dark: 16:38 - 07:18. Nautical Dark: 17:21 - 06:35. Astro Dark: 18:01 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
90
81
99
100
100
89
99
100
100
99
99
98
95
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
89
81
99
100
100
47
34
62
27
3
0
6
0
0
0
0
0
48
100
99

Medium Clouds (% Sky Obscured)

2
2
0
1
5
0
0
0
0
0
0
0
0
94
95
27
1
100
100
100
100
100
100
52

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
33
76
99
100
100
98
90
96
95
86
63
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

None
None
None
None
None
None
None
None
None
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

Precipitation Probability (%)

0
0
4
4
3
0
0
1
0
0
0
0
0
0
0
0
0
0
0
6
15
14
25
44

Precipitation Amount (mm)

0
0
0.01
0
0.01
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.12
0.15
0.27
0.4

Wind Speed/Direction (mph)

20
21
20
18
18
16
15
14
12
10
8
6
4
4
4
5
5
6
7
9
11
13
16
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
2
2
1
1
1
1
1
1
1
1
0
0
0
1
1
1
2
3
4
5
7

Relative Humidity (%)

84
83
84
83
82
81
80
81
83
85
88
90
90
91
91
92
94
94
94
95
97
98
100
100

Pressure (mb)

1010
1010
1011
1012
1013
1014
1014
1015
1016
1017
1017
1017
1017
1016
1016
1016
1015
1015
1013
1013
1012
1011
1010
1008

Ozone (du)

355
354
356
357
357
356
357
355
351
345
334
328
319
315
312
307
303
300
300
300
304
305
306
308

Monday 6

Waxing Crescent 8%

11:35

17:56

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

Sun - Rise: 07:59, Set: 15:58, Transit: 11:58. Moon - Rise: 11:35, Set: 17:56. Civil Dark: 16:38 - 07:19. Nautical Dark: 17:21 - 06:36. Astro Dark: 18:01 - 05:56

Total Clouds (% Sky Obscured)

84
92
25
27
8
16
23
60
34
23
9
6
15
21
64
94
84
73
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

68
6
18
1
6
4
11
17
20
6
6
6
2
0
0
0
0
0
0
0
0
9
66
23

Medium Clouds (% Sky Obscured)

57
92
19
27
2
12
13
52
18
19
3
2
3
11
9
58
35
54
98
100
99
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
2
7
4
14
0
0
0
13
16
63
90
81
52
75
100
100
100
100
100

ISS Passover

Visibility (miles)

6
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
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
None
Very Light Rain
Very Light Rain
None
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

38
64
16
35
25
28
13
5
6
7
5
3
6
6
5
6
5
3
4
5
10
16
31
43

Precipitation Amount (mm)

0.15
0.47
0.05
0.2
0.12
0.17
0.08
0.01
0.02
0.03
0.02
0.01
0.05
0.09
0.15
0.18
0.13
0.06
0.01
0.01
0.03
0.06
0.16
0.35

Wind Speed/Direction (mph)

18
17
17
18
17
16
15
15
15
15
14
13
13
11
10
9
9
9
10
11
14
18
21
25

Chance of Frost

Temperature (°C)

8
7
6
6
5
5
4
4
4
4
4
4
3
2
2
1
1
1
2
2
3
4
5
7

Feels Like (°C)

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

Dew Point (°C)

8
6
5
3
3
2
2
2
2
2
2
1
1
1
1
1
1
1
1
2
3
4
5
7

Relative Humidity (%)

100
98
91
86
84
84
83
82
83
83
84
85
85
88
93
98
100
100
100
100
100
100
100
100

Pressure (mb)

1008
1009
1008
1009
1009
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1010
1009
1007
1006
1004
1002
1000
998

Ozone (du)

304
307
313
320
321
319
317
316
318
318
316
318
318
317
315
314
314
314
323
324
323
321
321
321

Tuesday 7

Waxing Crescent 16%

No Rise

19:16

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

Sun - Rise: 08:00, Set: 15:58, Transit: 11:59. Moon - Rise: No Rise, Set: 19:16. Civil Dark: 16:38 - 07:20. Nautical Dark: 17:20 - 06:37. Astro Dark: 18:01 - 05:57

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
32
31
84
5
44
56
18
25
34
59
31
68
51
51
51
51
51
51

Low Clouds (% Sky Obscured)

10
81
100
99
100
13
20
6
16
4
28
28
6
14
21
29
2
40
25
25
25
25
25
25

Medium Clouds (% Sky Obscured)

95
98
100
100
100
100
15
24
78
0
1
21
5
13
17
27
22
6
25
25
25
25
25
25

High Clouds (% Sky Obscured)

100
100
97
47
11
34
0
5
34
0
22
32
9
0
0
24
10
46
16
16
16
16
16
16

ISS Passover

Visibility (miles)

10
10
3
2
7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
9
3
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
Light Rain
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

53
57
74
76
72
60
56
8
0
6
16
36
8
15
24
33
35
36
24
21
44
45
64
68

Precipitation Amount (mm)

0.76
1.02
1.82
1.69
0.89
0.43
0.42
0.01
0
0.01
0.04
0.16
0.01
0.03
0.08
0.12
0.13
0.13
0.05
0.05
0.28
0.29
0.78
1.07

Wind Speed/Direction (mph)

27
27
25
24
23
19
20
20
20
20
20
21
22
22
23
23
24
24
24
25
25
22
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
97
99
97
96
88
87
83
83
83
84
88
88
88
91
92
94
96
100
100
100
100
100
100

Pressure (mb)

994
992
989
987
986
987
986
985
984
984
984
983
984
984
984
983
983
983
984
984
983
983
984
984

Ozone (du)

323
326
330
333
339
347
357
361
363
365
366
370
368
370
371
372
373
374
374
373
372
373
376
377

Wednesday 8

Waxing Crescent 25%

12:10

20:41

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 OK
08 OK
09 OK
10 OK
11 OK

Sun - Rise: 08:01, Set: 15:58, Transit: 11:59. Moon - Rise: 12:10, Set: 20:41. Civil Dark: 16:37 - 07:21. Nautical Dark: 17:20 - 06:38. Astro Dark: 18:01 - 05:58

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
99
99
99
63
63
63
63
63
63
31
31
31
31
31
31

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
55
55
55
55
55
55
27
27
27
27
27
27
30
30
30
30
30
30

Medium Clouds (% Sky Obscured)

27
27
27
27
27
27
68
68
68
68
68
68
23
23
23
23
23
23
5
5
5
5
5
5

High Clouds (% Sky Obscured)

98
98
98
98
98
98
97
97
97
97
97
97
43
43
43
43
43
43
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
6
6
10
4
7
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
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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

54
32
36
34
33
28
22
25
47
52
51
49
66
59
53
53
42
36
14
6
7
3
2
0

Precipitation Amount (mm)

0.74
0.21
0.25
0.21
0.14
0.09
0.06
0.06
0.21
0.3
0.27
0.19
0.55
0.47
0.45
0.34
0.2
0.16
0.08
0.01
0.01
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
99
98
96
95
96
97
98
98
99
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

985
986
987
988
989
990
991
990
991
991
992
993
994
995
996
998
999
1000
1002
1002
1003
1004
1004
1005

Ozone (du)

377
380
379
379
377
375
375
375
375
374
373
372
370
370
371
371
372
372
372
371
368
365
363
368

Thursday 9

Waxing Crescent 36%

12:35

22:03

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
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: 08:02, Set: 15:58, Transit: N/A. Moon - Rise: 12:35, Set: 22:03. Civil Dark: 16:37 - 07:22. Nautical Dark: 17:20 - 06:39. Astro Dark: 18:01 - 05:59

Total Clouds (% Sky Obscured)

75
75
75
75
75
75
8
8
8
8
8
8
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

49
49
49
49
49
49
8
8
8
8
8
8
95
95
95
95
95
95
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

68
68
68
68
68
68
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73

High Clouds (% Sky Obscured)

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

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

Precipitation Probability (%)

0
6
10
16
12
7
0
0
0
0
3
5
5
7
13
20
25
30
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.01
0.04
0.06
0.04
0.01
0
0
0
0
0.01
0.04
0.04
0.06
0.1
0.15
0.18
0.22
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1004
1004
1004
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1001
1001
1001
1000
1001
1002
1002
1003
1004

Ozone (du)

374
373
370
369
365
355
346
347
350
350
346
343
341
342
344
345
349
353
352
352
351
351
352
354

Friday 10

Waxing Crescent 47%

12:53

23:22

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: 08:03, Set: 15:57, Transit: 12:00. Moon - Rise: 12:53, Set: 23:22. Civil Dark: 16:37 - 07:23. Nautical Dark: 17:20 - 06:40. Astro Dark: 18:01 - 05:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
98
98
98
98
98
96
96
96
96
96
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
1
1
1
1
1
1
88
88
88
88
88
88

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
0
0
0
0
0
0
8
8
8
8
8
8
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
98
98
98
98
98
98
96
96
96
96
96
96
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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
20
27
23
16
14
14
12
13

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.17
0.43
0.65
0.61
0.44
0.3
0.2
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
97
97
97
96
94
94
95
96
99
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

356
356
356
356
359
362
362
359
353
347
343
340
337
335
333
331
329
326
324
325
328
329
328
326

Saturday 11

First Quarter 58%

13:08

00:37

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: 08:04, Set: 15:57, Transit: 12:00. Moon - Rise: 13:08, Set: 00:37. Civil Dark: 16:37 - 07:24. Nautical Dark: 17:20 - 06:41. Astro Dark: 18:01 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
88
88
88
88
88
88
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
31
31
31
31
31
31
0
0
0
0
0
0
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
0
0
0
0
0
0
95
95
95
95
95
95

High Clouds (% Sky Obscured)

3
3
3
3
3
3
72
72
72
72
72
72
88
88
88
88
88
88
95
95
95
95
95
95

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
4
1
0
1
1
6
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
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

14
26
46
59
49
25
9
7
6
6
6
9
17
33
49
55
58
61
57
36
16
0
0
4

Precipitation Amount (mm)

0.12
0.25
0.52
0.69
0.47
0.18
0.06
0.04
0.04
0.04
0.04
0.04
0.07
0.15
0.3
0.43
0.44
0.39
0.32
0.17
0.04
0
0
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
97
95
96
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

324
321
318
315
314
314
313
311
308
305
302
299
295
290
285
279
274
270
266
265
265
265
266
267

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 05/12/21 17:50:04. Forecast: 05/12/21 to 11/12/21. Timezone: UTC+0.00