Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 8

Waxing Gibbous 89%

15:01

03:53

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 Bad
01 Bad

Sun - Rise: 08:35, Set: 16:28, Transit: 12:31. Moon - Rise: 15:01, Set: 03:53. Civil Dark: 17:08 - 07:54. Nautical Dark: 17:52 - 07:11. Astro Dark: 18:33 - 06:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
63
51
54
27
39
30
59
68
85
55
34
38
35
38
41

Low Clouds (% Sky Obscured)

100
63
45
77
58
45
100
100
100
43
38
27
23
34
27
21
40
70
39
24
29
28
28
38

Medium Clouds (% Sky Obscured)

0
0
0
2
100
100
100
100
20
52
13
48
18
23
20
56
59
59
35
23
20
18
17
10

High Clouds (% Sky Obscured)

96
99
100
100
100
100
100
77
0
0
16
1
0
0
0
0
0
6
1
2
6
3
9
1

ISS Passover

Visibility (miles)

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

Fog (%)

-
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
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
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
5
17
35
57
57
47
42
32
28
22
23
14
15
30
53
54
47
30
14
12
20
36

Precipitation Amount (mm)

0
0
0.01
0.09
0.37
0.65
0.63
0.45
0.3
0.21
0.14
0.1
0.06
0.02
0.03
0.17
0.61
0.94
0.58
0.14
0.03
0.02
0.06
0.15

Wind Speed/Direction (mph)

20
20
20
21
22
23
24
24
24
24
24
20
23
22
21
21
22
22
21
20
19
20
20
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
5
5
5
6
6
7
8
9
9
10
8
9
8
7
7
7
7
6
5
4
4
4
4

Relative Humidity (%)

87
87
87
88
89
91
94
98
100
100
99
86
97
95
91
93
96
96
92
88
85
83
83
83

Pressure (mb)

1008
1006
1005
1004
1002
1001
1000
999
999
999
999
999
999
999
999
999
998
998
997
997
997
996
996
995

Ozone (du)

244
243
242
242
242
243
244
246
248
252
256
260
265
269
272
275
277
279
282
284
285
283
279
275

Monday 9

Waxing Gibbous 94%

15:20

05:03

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
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 08:36, Set: 16:28, Transit: 12:32. Moon - Rise: 15:20, Set: 05:03. Civil Dark: 17:08 - 07:55. Nautical Dark: 17:52 - 07:12. Astro Dark: 18:33 - 06:31

Total Clouds (% Sky Obscured)

100
98
100
100
100
99
100
100
74
79
91
85
59
77
69
28
20
19
12
20
14
13
9
34

Low Clouds (% Sky Obscured)

100
85
100
100
99
94
93
96
57
46
30
52
39
47
33
18
13
14
8
7
11
12
8
31

Medium Clouds (% Sky Obscured)

67
93
100
87
94
95
98
95
43
40
55
66
21
62
33
23
15
12
8
18
9
9
3
9

High Clouds (% Sky Obscured)

68
59
100
89
17
59
75
48
28
61
85
62
33
23
49
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
3
2
2
4
5
6
7
7
7
6
5
6
7
7
6
4
4
5
8
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
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
None
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

45
47
51
60
69
75
74
69
68
64
52
44
40
33
33
28
24
19
11
7
5
6
8
10

Precipitation Amount (mm)

0.21
0.29
0.42
0.6
0.82
0.98
1.01
0.96
0.83
0.6
0.37
0.24
0.2
0.24
0.26
0.18
0.13
0.12
0.08
0.05
0.04
0.06
0.12
0.16

Wind Speed/Direction (mph)

22
22
22
21
19
18
18
17
18
20
23
25
25
23
22
21
21
19
18
16
15
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
85
87
89
90
93
95
96
97
96
94
90
87
87
87
86
83
79
77
76
76
76

Pressure (mb)

994
993
992
992
991
991
992
993
994
996
998
1000
1002
1004
1006
1009
1011
1013
1015
1016
1018
1019
1020
1021

Ozone (du)

271
268
266
266
268
268
267
264
262
262
262
264
268
273
278
283
288
291
293
293
293
294
295
296

Tuesday 10

Waxing Gibbous 98%

15:44

06:15

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

Sun - Rise: 08:37, Set: 16:28, Transit: 12:32. Moon - Rise: 15:44, Set: 06:15. Civil Dark: 17:08 - 07:56. Nautical Dark: 17:52 - 07:13. Astro Dark: 18:33 - 06:32

Total Clouds (% Sky Obscured)

72
55
64
45
98
95
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
52
63
45
49
20
2
0
0
0
0
0
0
0
1
12
98
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

63
49
32
20
10
0
0
0
0
95
88
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
95
95
99
100
100
100
100
100
100
99
98
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
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
Very Light Rain

Precipitation Probability (%)

8
4
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
9
21
29
33
32
33

Precipitation Amount (mm)

0.09
0.02
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0.03
0.14
0.27
0.24
0.18
0.18

Wind Speed/Direction (mph)

11
10
9
8
7
7
8
9
11
12
13
14
15
16
16
18
19
20
21
21
21
22
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
77
79
81
83
85
89
92
94
94
94
94
92
90
88
86
85
85
86
86
86
86
85

Pressure (mb)

1021
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1019
1018
1017
1016
1015
1014
1013
1012
1011
1010
1010

Ozone (du)

298
301
303
303
302
301
300
299
298
297
296
296
295
295
294
291
288
286
283
280
278
277
275
275

Wednesday 11

Waxing Gibbous 100%

16:13

07:28

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:38, Set: 16:28, Transit: 12:33. Moon - Rise: 16:13, Set: 07:28. Civil Dark: 17:08 - 07:57. Nautical Dark: 17:52 - 07:14. Astro Dark: 18:33 - 06:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
59
59
59
59
59
59
98

Low Clouds (% Sky Obscured)

100
100
100
100
100
16
16
16
16
16
16
23
23
23
23
23
23
40
40
40
40
40
40
37

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
43
43
43
43
43
43
98

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
31
31
31
31
31
31
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
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

Precipitation Probability (%)

42
49
51
32
17
12
12
12
7
5
0
0
0
8
9
15
30
36
32
27
25
24
28
40

Precipitation Amount (mm)

0.22
0.28
0.32
0.29
0.23
0.18
0.11
0.06
0.04
0.02
0
0
0
0.01
0.01
0.03
0.09
0.16
0.13
0.12
0.14
0.09
0.09
0.12

Wind Speed/Direction (mph)

20
17
15
13
12
11
11
11
11
11
12
11
11
10
9
9
9
9
9
10
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
85
86
89
93
96
97
96
96
94
94
95
95
95
95
94
92
90
89
88
87

Pressure (mb)

1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1010
1010
1009
1008
1008
1008
1007
1007
1007
1006
1006
1005
1005
1004

Ozone (du)

275
275
277
280
285
288
291
294
297
301
306
311
317
324
330
332
333
334
334
335
336
337
338
340

Thursday 12

Full Moon 99%

16:52

08:40

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:39, Set: 16:27, Transit: 12:33. Moon - Rise: 16:52, Set: 08:40. Civil Dark: 17:08 - 07:58. Nautical Dark: 17:52 - 07:15. Astro Dark: 18:33 - 06:33

Total Clouds (% Sky Obscured)

98
98
98
98
98
41
41
41
41
41
41
88
88
88
88
88
88
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
37
37
37
37
41
41
41
41
41
41
55
55
55
55
55
55
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

98
98
98
98
98
8
8
8
8
8
8
76
76
76
76
76
76
59
59
59
59
59
59
100

High Clouds (% Sky Obscured)

91
91
91
91
91
0
0
0
0
0
0
44
44
44
44
44
44
97
97
97
97
97
97
56

ISS Passover

Visibility (miles)

10
6
5
7
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
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

41
37
28
19
11
10
7
7
8
2
0
0
0
0
8
7
0
0
25
47
60
61
54
52

Precipitation Amount (mm)

0.12
0.11
0.1
0.08
0.06
0.05
0.04
0.03
0.02
0.01
0
0
0
0
0.01
0.01
0
0
0.05
0.25
0.5
0.53
0.44
0.41

Wind Speed/Direction (mph)

11
11
11
11
12
12
13
13
13
14
15
16
16
17
18
19
20
21
22
22
22
22
22
22

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
86
87
88
89
90
93
95
94
93
92
93
92
91
91
91
90
90
89
88
87
85
84

Pressure (mb)

1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1004
1003
1002
1002
1000
999
998
996
995
993
991
989
987
985

Ozone (du)

343
347
350
353
356
357
358
358
357
354
351
347
342
336
331
329
329
328
326
323
321
320
319
319

Friday 13

Waning Gibbous 98%

17:41

09:47

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
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:40, Set: 16:27, Transit: 12:34. Moon - Rise: 17:41, Set: 09:47. Civil Dark: 17:08 - 07:59. Nautical Dark: 17:52 - 07:15. Astro Dark: 18:33 - 06:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
98
98
98
98
98
88
88
88
88
88
88
52
52
52
52
52
52
56

Low Clouds (% Sky Obscured)

100
100
100
100
100
48
48
48
48
48
48
9
9
9
9
9
9
26
26
26
26
26
26
23

Medium Clouds (% Sky Obscured)

100
100
100
100
100
98
98
98
98
98
98
87
87
87
87
87
87
48
48
48
48
48
48
53

High Clouds (% Sky Obscured)

56
56
56
56
56
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
6
4
6
10
10
10
10
7
5
2
1
2
4
6
7
7
8
10
10
10
10
7
5

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

Precipitation Probability (%)

59
69
70
63
52
32
30
32
34
35
39
41
44
47
48
46
37
33
25
17
16
25
40
45

Precipitation Amount (mm)

0.56
0.92
1.15
0.89
0.48
0.26
0.19
0.17
0.17
0.2
0.26
0.32
0.37
0.41
0.42
0.38
0.3
0.22
0.13
0.07
0.05
0.12
0.27
0.44

Wind Speed/Direction (mph)

22
21
20
19
18
18
18
18
18
19
19
19
19
17
16
14
12
11
10
9
9
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
84
84
84
85
89
91
92
93
93
94
93
92
92
91
89
88
86
85
85
85
85

Pressure (mb)

983
982
981
981
981
981
981
982
982
981
981
981
981
980
981
981
981
981
982
982
982
982
982
983

Ozone (du)

319
319
320
325
332
337
338
338
338
336
334
332
330
328
326
323
320
316
314
312
311
311
312
313

Saturday 14

Waning Gibbous 96%

18:43

10:44

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
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

Sun - Rise: 08:41, Set: 16:28, Transit: 12:34. Moon - Rise: 18:43, Set: 10:44. Civil Dark: 17:08 - 08:00. Nautical Dark: 17:52 - 07:16. Astro Dark: 18:33 - 06:35

Total Clouds (% Sky Obscured)

56
56
56
56
56
33
33
33
33
33
33
9
9
9
9
9
9
83
83
83
83
83
83
100

Low Clouds (% Sky Obscured)

23
23
23
23
23
13
13
13
13
13
13
9
9
9
9
9
9
15
15
15
15
15
15
100

Medium Clouds (% Sky Obscured)

53
53
53
53
53
28
28
28
28
28
28
4
4
4
4
4
4
16
16
16
16
16
16
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
79
79
79
79
79
79
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

37
32
21
22
30
43
48
46
52
39
24
16
15
17
20
20
28
37
29
21
16
13
11
9

Precipitation Amount (mm)

0.48
0.48
0.52
0.7
0.99
1.05
0.67
0.38
0.37
0.27
0.12
0.05
0.02
0.02
0.02
0.04
0.08
0.13
0.14
0.12
0.11
0.08
0.05
0.04

Wind Speed/Direction (mph)

9
10
11
12
12
13
14
15
17
18
19
20
19
17
16
15
15
15
16
17
17
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
80
81
83
88
94
96
91
83
78
80
83
89
91
93
92
89
85
82
81
81
80

Pressure (mb)

983
983
984
985
986
986
986
986
986
987
988
989
990
991
992
993
993
994
995
996
996
997
998
998

Ozone (du)

314
315
315
316
317
317
317
316
315
314
314
314
315
316
318
320
323
325
326
326
326
326
327
327

Forecast for Utrecht, Utrecht, NL (52.08,5.03)

Generated: 08/12/19 02:33:01. Forecast: 08/12/19 to 14/12/19. Timezone: UTC+1.00