Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

Waning Crescent 21%

02:10

14:00

10 Bad
11 Bad
12 OK
13 OK
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 07:45, Set: 15:58, Transit: 11:51. Moon - Rise: 02:10, Set: 14:00. Civil Dark: 16:37 - 07:06. Nautical Dark: 17:19 - 06:24. Astro Dark: 17:59 - 05:44

Total Clouds (% Sky Obscured)

100
86
46
29
100
99
66
100
100
88
14
66
99
100
88
100
95
93
100
100
100
71
91
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
5
50
22
5
20
16
31
5
27
33
30
100
100
96
6
57
73

Medium Clouds (% Sky Obscured)

58
38
18
13
23
10
66
100
100
83
10
56
98
100
23
100
87
48
100
99
76
33
70
62

High Clouds (% Sky Obscured)

100
79
36
20
100
99
1
0
0
0
0
3
35
77
84
98
56
80
74
90
98
56
18
69

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

Precipitation Probability (%)

0
0
0
0
0
0
0
4
3
2
0
5
0
7
5
4
7
7
7
5
9
13
22
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.03
0.01
0.01
0
0.01
0
0.02
0.01
0.01
0.02
0.03
0.02
0.01
0.02
0.03
0.1
0.03

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
1
3
3
4
3
2
2
1
2
3
3
4
4
5
5
6
7
7
7
7
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
83
77
73
72
72
77
83
86
86
87
89
91
91
90
89
89
89
89
88
89
90
91
92

Pressure (mb)

1015
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1013
1014
1014
1014
1014

Ozone (du)

298
297
301
301
299
296
294
295
291
286
284
282
280
275
276
272
270
271
271
271
271
270
269
266

Tuesday 30

Waning Crescent 12%

03:34

14:15

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 OK
08 Good
09 Good

Sun - Rise: 07:47, Set: 15:57, Transit: 11:51. Moon - Rise: 03:34, Set: 14:15. Civil Dark: 16:36 - 07:08. Nautical Dark: 17:18 - 06:25. Astro Dark: 17:59 - 05:45

Total Clouds (% Sky Obscured)

97
87
83
93
100
100
99
100
100
100
100
100
100
100
100
100
75
39
93
100
99
9
2
7

Low Clouds (% Sky Obscured)

41
31
23
16
53
52
79
73
100
100
100
100
100
98
100
100
31
33
91
65
6
9
2
7

Medium Clouds (% Sky Obscured)

48
13
41
50
13
2
1
43
46
93
39
93
84
100
100
100
7
9
79
100
99
1
0
0

High Clouds (% Sky Obscured)

91
77
63
84
100
100
98
99
99
100
99
100
100
100
99
100
61
0
0
0
1
1
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
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
None

Precipitation Probability (%)

6
6
6
0
0
0
0
0
0
0
11
22
31
51
47
38
39
56
39
25
22
10
6
0

Precipitation Amount (mm)

0.02
0.01
0.01
0
0
0
0
0
0
0
0.02
0.07
0.1
0.34
0.35
0.2
0.2
0.39
0.23
0.12
0.09
0.04
0.01
0

Wind Speed/Direction (mph)

13
13
13
13
14
14
14
15
15
16
17
18
19
20
22
20
18
17
17
17
17
17
17
17

Chance of Frost

Temperature (°C)

9
10
10
11
12
11
11
10
10
10
10
10
10
10
10
11
10
10
10
9
9
8
7
7

Feels Like (°C)

6
7
10
11
12
11
11
10
7
6
6
6
7
10
10
11
10
7
6
6
5
4
3
3

Dew Point (°C)

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

Relative Humidity (%)

93
91
88
85
81
80
81
84
86
88
89
86
85
85
86
85
81
80
80
81
80
79
80
79

Pressure (mb)

1014
1014
1013
1013
1012
1011
1011
1010
1008
1007
1006
1004
1003
1001
1000
999
998
998
998
998
998
999
999
1000

Ozone (du)

264
263
262
263
265
264
264
262
262
264
266
268
268
269
271
277
281
285
289
290
296
299
301
301

Wednesday 1

Waning Crescent 5%

05:01

14:31

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

Sun - Rise: 07:48, Set: 15:57, Transit: 11:52. Moon - Rise: 05:01, Set: 14:31. Civil Dark: 16:36 - 07:09. Nautical Dark: 17:18 - 06:26. Astro Dark: 17:58 - 05:46

Total Clouds (% Sky Obscured)

6
16
26
9
13
18
51
48
100
100
18
39
48
28
22
22
22
22
22
22
0
0
0
0

Low Clouds (% Sky Obscured)

6
16
26
7
12
17
45
33
100
32
8
4
23
9
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
3
4
2
15
30
100
100
14
37
32
21
22
22
22
22
22
22
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
0
0
0
0
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
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
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
None
None
None
None
None
None
None
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

0
0
20
16
7
7
7
8
16
24
10
0
0
6
5
5
0
0
0
0
0
9
0
6

Precipitation Amount (mm)

0
0
0.1
0.09
0.02
0.02
0.01
0.02
0.04
0.09
0.01
0
0
0.01
0.01
0.01
0
0
0
0
0
0.02
0
0.01

Wind Speed/Direction (mph)

17
17
18
18
17
17
16
14
13
13
13
14
13
13
13
13
13
12
12
12
14
14
14
13

Chance of Frost

Temperature (°C)

8
8
9
9
9
8
7
7
6
6
5
5
4
3
3
2
2
1
1
0
1
1
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
73
72
67
63
65
71
76
77
75
75
76
77
78
79
81
83
85
86
85
83
84
81
80

Pressure (mb)

1000
1000
1000
999
999
1000
1000
1001
1002
1003
1004
1005
1006
1006
1007
1008
1009
1009
1009
1009
1010
1011
1011
1012

Ozone (du)

300
307
312
318
321
324
324
325
326
327
325
325
326
328
324
327
329
327
329
331
327
326
325
320

Thursday 2

Waning Crescent 5%

06:33

14:51

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

Sun - Rise: 07:49, Set: 15:56, Transit: 11:52. Moon - Rise: 06:33, Set: 14:51. Civil Dark: 16:35 - 07:10. Nautical Dark: 17:17 - 06:28. Astro Dark: 17:58 - 05:47

Total Clouds (% Sky Obscured)

0
0
11
11
11
11
11
11
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
9
9
9
9
9
9
100
100
100
100
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
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
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
4
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
3
6
36
48
44

Precipitation Amount (mm)

0
0
0.01
0
0
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.28
0.41
0.38

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
65
64
65
65
65
67
71
73
77
79
80
82
82
86
87
87
87
88
88
89
89
90
92

Pressure (mb)

1013
1013
1013
1011
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1010
1009
1007
1007
1006
1006

Ozone (du)

320
316
316
311
306
304
302
299
300
296
293
289
288
286
286
285
285
286
286
288
291
293
295
298

Friday 3

Waning Crescent 1%

08:06

15:17

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
09 Bad

Sun - Rise: 07:51, Set: 15:56, Transit: 11:52. Moon - Rise: 08:06, Set: 15:17. Civil Dark: 16:35 - 07:11. Nautical Dark: 17:17 - 06:29. Astro Dark: 17:58 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
38
38
38
38
38
38
96
96
96
96

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
1
1
1
1
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

100
100
6
6
6
6
6
6
98
98
98
98
98
98
0
0
0
0
0
0
23
23
23
23

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
91
91
91
91
91
91
37
37
37
37
37
37
95
95
95
95

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

Precipitation Probability (%)

39
40
41
27
31
31
15
10
0
0
5
9
24
70
42
40
41
35
25
8
0
0
0
0

Precipitation Amount (mm)

0.23
0.18
0.2
0.14
0.21
0.22
0.12
0.03
0
0
0.01
0.02
0.15
0.72
1.25
1.42
1.27
0.94
0.45
0.08
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
92
89
82
79
79
83
90
91
88
87
88
88
87
89
92
94
94
92
89
89
87
87

Pressure (mb)

1005
1005
1003
1003
1002
1003
1003
1003
1005
1004
1004
1003
1002
1002
1006
1006
1006
1006
1007
1008
1009
1010
1011
1012

Ozone (du)

303
305
310
312
314
316
318
319
314
316
320
324
325
327
304
302
302
304
306
309
312
315
317
319

Saturday 4

New Moon 0%

09:31

15:53

10 Bad
11 Bad
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
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 OK

Sun - Rise: 07:52, Set: 15:55, Transit: 11:53. Moon - Rise: 09:31, Set: 15:53. Civil Dark: 16:34 - 07:12. Nautical Dark: 17:17 - 06:30. Astro Dark: 17:57 - 05:49

Total Clouds (% Sky Obscured)

96
96
36
36
36
36
36
36
94
94
94
94
94
94
86
86
86
86
86
86
38
38
38
38

Low Clouds (% Sky Obscured)

1
1
22
22
22
22
22
22
94
94
94
94
94
94
84
84
84
84
84
84
28
28
28
28

Medium Clouds (% Sky Obscured)

23
23
24
24
24
24
24
24
10
10
10
10
10
10
6
6
6
6
6
6
2
2
2
2

High Clouds (% Sky Obscured)

95
95
11
11
11
11
11
11
0
0
0
0
0
0
19
19
19
19
19
19
12
12
12
12

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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
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
0
0
0
0
8
12
14
10
6
3
2
0
0
0
0
0
5
7
10
9
7
6

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.03
0.04
0.04
0.03
0.02
0.01
0
0
0
0
0
0.01
0.03
0.04
0.04
0.02
0.01

Wind Speed/Direction (mph)

14
14
15
15
15
16
16
16
16
16
15
14
14
14
14
13
13
13
13
13
13
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
86
83
80
77
77
78
79
79
80
80
80
81
82
84
85
89
93
96
95
91
88
86

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

320
320
320
322
325
328
330
332
335
338
341
344
349
354
359
362
364
367
370
373
376
378
380
381

Sunday 5

Waxing Crescent 2%

No Rise

16:44

10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
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

Sun - Rise: 07:53, Set: 15:55, Transit: 11:53. Moon - Rise: No Rise, Set: 16:44. Civil Dark: 16:34 - 07:14. Nautical Dark: 17:17 - 06:31. Astro Dark: 17:57 - 05:50

Total Clouds (% Sky Obscured)

38
38
29
29
29
29
29
29
95
95
95
95
95
95
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

28
28
29
29
29
29
29
29
0
0
0
0
0
0
95
95
95
95
95
95
92
92
92
92

Medium Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
0
0
0
82
82
82
82
82
82
0
0
0
0

High Clouds (% Sky Obscured)

12
12
0
0
0
0
0
0
95
95
95
95
95
95
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

Very Light Rain
Very Light Rain
Very Light Rain
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

Precipitation Probability (%)

6
6
6
5
4
4
3
3
3
0
0
0
2
3
3
3
0
0
0
0
0
3
6
10

Precipitation Amount (mm)

0.01
0.01
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0.01
0.02
0.02
0.01
0
0
0
0
0
0.02
0.06
0.09

Wind Speed/Direction (mph)

15
15
15
15
16
16
16
17
17
15
13
12
11
11
11
11
12
12
12
12
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
77
72
69
69
69
73
76
79
82
85
86
88
91
93
95
95
94
93
92
90
88
86
85

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

381
381
381
381
381
381
379
377
374
371
367
363
358
352
346
340
333
326
320
314
309
306
303
300

Forecast for Maidenhead, Windsor and Maidenhead, UK (51.50,-0.70)

Generated: 29/11/21 10:59:24. Forecast: 29/11/21 to 05/12/21. Timezone: UTC+0.00