Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Crescent 8%

10:45

No Set

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
12 Bad
13 Bad
14 Bad
15 Bad
16 OK

Sun - Rise: 07:58, Set: 15:58, Transit: 11:58. Moon - Rise: 10:45, Set: No Set. Civil Dark: 16:38 - 07:18. Nautical Dark: 17:21 - 06:35. Astro Dark: 18:01 - 05:55

Total Clouds (% Sky Obscured)

81
99
100
100
89
99
100
100
99
99
98
95
100
100
100
100
100
100
100
84
92
25
27
8

Low Clouds (% Sky Obscured)

81
99
100
100
47
34
62
27
3
0
6
0
0
0
0
0
48
100
99
68
6
18
1
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
94
95
27
1
100
100
100
100
100
100
52
57
92
19
27
2

High Clouds (% Sky Obscured)

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

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

Precipitation Probability (%)

0
0
1
0
0
0
0
0
0
0
0
0
0
0
6
15
14
25
44
38
64
16
35
25

Precipitation Amount (mm)

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
0.15
0.47
0.05
0.2
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
1
1
0
0
0
1
1
1
2
3
4
5
7
8
6
5
3
3

Relative Humidity (%)

81
80
81
83
85
88
90
90
91
91
92
94
94
94
95
97
98
100
100
100
98
91
86
84

Pressure (mb)

1014
1014
1015
1016
1017
1017
1017
1017
1016
1016
1016
1015
1015
1013
1013
1012
1011
1010
1008
1008
1009
1008
1009
1009

Ozone (du)

356
357
355
351
345
334
328
319
315
312
307
303
300
300
300
304
305
306
308
304
307
313
320
321

Monday 6

Waxing Crescent 16%

11:35

17:56

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
12 Bad
13 Bad
14 Bad
15 Bad
16 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)

16
23
60
34
23
9
6
15
21
64
94
84
73
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
11
17
20
6
6
6
2
0
0
0
0
0
0
0
0
9
66
23
10
81
100
99
100

Medium Clouds (% Sky Obscured)

12
13
52
18
19
3
2
3
11
9
58
35
54
98
100
99
100
100
100
95
98
100
100
100

High Clouds (% Sky Obscured)

2
7
4
14
0
0
0
13
16
63
90
81
52
75
100
100
100
100
100
100
100
97
47
11

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
3
2
7

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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

28
13
5
6
7
5
3
6
6
5
6
5
3
4
5
10
16
31
43
53
57
74
76
72

Precipitation Amount (mm)

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
0.76
1.02
1.82
1.69
0.89

Wind Speed/Direction (mph)

16
15
15
15
15
14
13
13
11
10
9
9
9
10
11
14
18
21
25
27
27
25
24
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
82
83
83
84
85
85
88
93
98
100
100
100
100
100
100
100
100
98
97
99
97
96

Pressure (mb)

1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1011
1010
1009
1007
1006
1004
1002
1000
998
994
992
989
987
986

Ozone (du)

319
317
316
318
318
316
318
318
317
315
314
314
314
323
324
323
321
321
321
323
326
330
333
339

Tuesday 7

Waxing Crescent 25%

12:10

19:16

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:00, Set: 15:58, Transit: 11:59. Moon - Rise: 12:10, Set: 19:16. Civil Dark: 16:37 - 07:20. Nautical Dark: 17:20 - 06:37. Astro Dark: 18:01 - 05:57

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

34
0
5
34
0
22
32
9
0
0
24
10
46
16
16
16
16
16
16
98
98
98
98
98

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

60
56
8
0
6
16
36
8
15
24
33
35
36
24
21
44
45
64
68
54
32
36
34
33

Precipitation Amount (mm)

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
0.74
0.21
0.25
0.21
0.14

Wind Speed/Direction (mph)

19
20
20
20
20
20
21
22
22
23
23
24
24
24
25
25
22
20
21
19
17
18
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

987
986
985
984
984
984
983
984
984
984
983
983
983
984
984
983
983
984
984
985
986
987
988
989

Ozone (du)

347
357
361
363
365
366
370
368
370
371
372
373
374
374
373
372
373
376
377
377
380
379
379
377

Wednesday 8

Waxing Crescent 23%

12:35

20:41

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:01, Set: 15:58, Transit: 11:59. Moon - Rise: 12:35, 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
99
99
99
99
99
99
63
63
63
63
63
63
31
31
31
31
31
31
75
75
75
75
75

Low Clouds (% Sky Obscured)

100
55
55
55
55
55
55
27
27
27
27
27
27
30
30
30
30
30
30
49
49
49
49
49

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
6
6
10
4
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
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

28
22
25
47
52
51
49
66
59
53
53
42
36
14
6
7
3
2
0
0
6
10
16
12

Precipitation Amount (mm)

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
0
0.01
0.04
0.06
0.04

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

990
991
990
991
991
992
993
994
995
996
998
999
1000
1002
1002
1003
1004
1004
1005
1004
1004
1004
1005
1005

Ozone (du)

375
375
375
375
374
373
372
370
370
371
371
372
372
372
371
368
365
363
368
374
373
370
369
365

Thursday 9

Waxing Crescent 36%

12:53

22:03

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:02, Set: 15:57, Transit: 12:00. Moon - Rise: 12:53, 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
8
8
8
8
8
8
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

68
0
0
0
0
0
0
0
0
0
0
0
0
73
73
73
73
73
73
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
100
100
100
100
100
100
100
100
100
100
100
100
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
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
None
None
None
None
None

Precipitation Probability (%)

7
0
0
0
0
3
5
5
7
13
20
25
30
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
0
0
0
0
-0
-0
0
1
0
0
-1
-1
-1
-1
-0
1
1
1
1
0
-0

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1001
1001
1001
1000
1001
1002
1002
1003
1004
1004
1005
1006
1007
1008

Ozone (du)

355
346
347
350
350
346
343
341
342
344
345
349
353
352
352
351
351
352
354
356
356
356
356
359

Friday 10

Waxing Crescent 47%

13:08

23:22

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:03, Set: 15:57, Transit: 12:00. Moon - Rise: 13:08, 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
98
98
98
98
98
98
96
96
96
96
96
96
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
98
98
98
98
98
98
96
96
96
96
96
96
0
0
0
0
0
0
3
3
3
3
3

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
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
4
8
20
27
23
16
14
14
12
13
14
26
46
59
49

Precipitation Amount (mm)

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
0.12
0.25
0.52
0.69
0.47

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
3
2
2
2
1
1
1
1
2
3
3
3
3
3
4
4
5
6
7
8
8
9
9

Feels Like (°C)

-1
-1
-1
-2
-2
-2
-2
-2
-2
-1
-0
0
-0
-0
-0
0
1
2
3
5
6
6
6
6

Dew Point (°C)

3
2
2
1
1
1
1
1
1
2
3
3
3
3
3
4
4
5
6
7
8
8
9
9

Relative Humidity (%)

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

Pressure (mb)

1009
1010
1011
1012
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

362
362
359
353
347
343
340
337
335
333
331
329
326
324
325
328
329
328
326
324
321
318
315
314

Saturday 11

First Quarter 58%

13:21

00:37

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
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 08:04, Set: 15:57, Transit: 12:01. Moon - Rise: 13:21, 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
88
88
88
88
88
88
99
99
99
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
31
31
31
31
31
31
0
0
0
0
0
0
2
2
2
2
2
2
22
22
22
22
22

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
0
0
0
0
0
0
95
95
95
95
95
95
27
27
27
27
27

High Clouds (% Sky Obscured)

3
72
72
72
72
72
72
88
88
88
88
88
88
95
95
95
95
95
95
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

25
9
7
6
6
6
9
17
33
49
55
58
61
57
36
16
0
0
4
5
9
15
19
17

Precipitation Amount (mm)

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
0.03
0.05
0.09
0.13
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
10
11
11
11
10
9
9
9
9
9
9
8
8
8
8
9
9
10
11
12
12
12

Feels Like (°C)

6
7
10
11
11
11
7
6
6
6
6
6
6
6
6
5
5
6
7
11
12
12
12
12

Dew Point (°C)

9
9
10
10
11
11
10
9
9
9
9
9
9
8
8
8
8
9
9
10
11
12
12
12

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

314
313
311
308
305
302
299
295
290
285
279
274
270
266
265
265
265
266
267
269
269
270
271
272

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