Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 92%

14:15

05:12

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

Sun - Rise: 08:14, Set: 16:57, Transit: 12:35. Moon - Rise: 14:15, Set: 05:12. Civil Dark: 17:33 - 07:38. Nautical Dark: 18:13 - 06:58. Astro Dark: 18:51 - 06:19

Total Clouds (% Sky Obscured)

73
52
48
32
57
59
48
37
28
22
82
69
38
90
86
93
98
96
98
96
97
98
97
98

Low Clouds (% Sky Obscured)

73
52
48
30
56
59
48
37
28
22
82
69
2
0
3
1
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
2
1
6
4
0
0
0
0
0
0
0
0
0
0
0
0
16
52
75
79
81
84
85

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
36
90
86
93
98
96
98
97
97
98
96
98

ISS Passover

Visibility (miles)

8
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
79
81
84
87
87
86
83
79
75
70
68
67
68
69
71
72
72
72
72
74
76
77

Pressure (mb)

1015
1016
1016
1017
1018
1019
1019
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

347
343
339
336
334
333
331
330
329
329
328
328
329
329
330
330
330
331
332
334
336
338
340
343

Saturday 19

Waxing Gibbous 98%

15:08

06:24

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

Sun - Rise: 08:13, Set: 16:58, Transit: 12:36. Moon - Rise: 15:08, Set: 06:24. Civil Dark: 17:34 - 07:37. Nautical Dark: 18:14 - 06:57. Astro Dark: 18:53 - 06:19

Total Clouds (% Sky Obscured)

98
98
98
97
93
88
85
76
59
63
66
73
83
49
5
0
1
48
77
78
88
89
95
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

89
91
92
90
86
83
83
74
55
59
66
68
72
28
2
0
0
0
0
2
20
55
72
81

High Clouds (% Sky Obscured)

98
97
95
93
88
69
45
18
19
12
13
31
66
46
5
0
1
48
77
78
87
84
91
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

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-5
-6
-6
-6
-6
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-6
-6
-6
-6
-6
-7
-7

Relative Humidity (%)

77
76
75
74
74
73
72
71
69
67
63
60
59
58
60
63
65
68
68
68
69
71
73
74

Pressure (mb)

1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1017
1017
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

345
347
350
352
355
357
359
361
362
364
365
366
367
368
368
369
370
371
372
372
373
373
373
373

Sunday 20

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: 08:12, Set: 17:00, Transit: 12:36. Moon - Rise: 16:13, Set: 07:28. Civil Dark: 17:36 - 07:36. Nautical Dark: 18:16 - 06:56. Astro Dark: 18:54 - 06:18

Total Clouds (% Sky Obscured)

94
99
100
100
100
98
99
98
98
96
92
98
100
100
100
100
100
100
100
100
100
100
100
81

Low Clouds (% Sky Obscured)

0
0
0
24
70
73
73
81
77
66
68
98
100
100
100
100
100
100
100
100
100
100
100
81

Medium Clouds (% Sky Obscured)

90
99
100
100
97
91
88
84
88
88
82
59
55
42
24
32
25
19
19
19
19
19
19
31

High Clouds (% Sky Obscured)

79
84
95
95
97
96
94
90
88
87
81
54
48
38
21
14
21
14
14
14
14
14
14
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
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
4
4
4
4
4
5
5
4
4
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
74
74
74
74
74
73
71
68
63
60
59
61
61
65
67
69
70
70
70
71
72
73

Pressure (mb)

1015
1015
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1017
1017
1018
1019
1019
1020
1020
1021
1021
1022

Ozone (du)

372
372
372
373
374
375
376
376
376
377
376
376
376
376
376
376
376
376
374
371
369
365
362
360

Monday 21

Full Moon 99%

17:28

08:24

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

Sun - Rise: 08:11, Set: 17:01, Transit: 12:36. Moon - Rise: 17:28, Set: 08:24. Civil Dark: 17:37 - 07:35. Nautical Dark: 18:17 - 06:55. Astro Dark: 18:55 - 06:17

Total Clouds (% Sky Obscured)

81
81
81
81
81
32
32
32
32
32
32
1
1
1
1
1
1
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

81
81
81
81
81
32
32
32
32
32
32
1
1
1
1
1
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

31
31
31
31
31
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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 Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5
-6
-6
-6
-6
-6
-6
-7
-7

Relative Humidity (%)

73
73
73
73
73
72
73
72
70
69
68
66
60
61
61
64
66
69
69
69
70
70
71
72

Pressure (mb)

1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019

Ozone (du)

360
360
361
362
362
363
364
367
368
369
370
369
367
362
360
359
361
362
362
362
362
363
363
363

Tuesday 22

Waning Gibbous 98%

18:49

09:08

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

Sun - Rise: 08:10, Set: 17:03, Transit: 12:36. Moon - Rise: 18:49, Set: 09:08. Civil Dark: 17:39 - 07:34. Nautical Dark: 18:18 - 06:55. Astro Dark: 18:56 - 06:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
0
0
0
0
0
0
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
89

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
23
23
23
23
23
23
0
0
0
0
0
0
94

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
5
3
2
2
2
3
3

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
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
4
5
5
5
5
5
5
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.09
0.11
0.12
0.12
0.12
0.11
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-6
-7
-7
-7
-7
-7
-6
-4
-3
-3
-2
-1
-2
-2
-3
-3
-3
-3
-4
-4
-2

Dew Point (°C)

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

Relative Humidity (%)

72
71
69
68
69
69
70
70
69
68
67
66
65
65
65
67
70
72
73
74
75
77
80
82

Pressure (mb)

1019
1018
1017
1016
1015
1014
1014
1013
1012
1011
1010
1009
1007
1006
1006
1005
1005
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

364
364
364
364
362
361
362
363
366
370
375
380
384
388
391
393
393
394
396
398
400
401
403
405

Wednesday 23

Waning Gibbous 95%

20:12

09:45

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: 08:09, Set: 17:05, Transit: 12:37. Moon - Rise: 20:12, Set: 09:45. Civil Dark: 17:40 - 07:33. Nautical Dark: 18:20 - 06:54. Astro Dark: 18:58 - 06:16

Total Clouds (% Sky Obscured)

95
95
95
95
95
78
78
78
78
78
78
88
88
88
88
88
88
91
91
91
91
91
91
89

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5

Medium Clouds (% Sky Obscured)

89
89
89
89
89
38
38
38
38
38
38
23
23
23
23
23
23
70
70
70
70
70
70
89

High Clouds (% Sky Obscured)

94
94
94
94
94
67
67
67
67
67
67
87
87
87
87
87
87
88
88
88
88
88
88
2

ISS Passover

Visibility (miles)

5
6
7
6
5
5
8
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
None
None
None
None

Precipitation Probability (%)

5
5
5
4
2
2
0
0
0
0
0
0
0
2
2
1
1
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.1
0.1
0.09
0.06
0.03
0.01
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
81
81
81
81
79
77
75
72
70
68
68
68
69
70
72
73
73
72
71
70
69

Pressure (mb)

1003
1003
1003
1002
1002
1002
1002
1002
1003
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1004

Ozone (du)

406
408
410
411
412
412
411
410
410
409
409
408
407
407
406
406
406
406
405
403
402
401
400
399

Thursday 24

Waning Gibbous 88%

21:33

10:15

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 Good
20 Good
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 08:08, Set: 17:06, Transit: 12:37. Moon - Rise: 21:33, Set: 10:15. Civil Dark: 17:42 - 07:32. Nautical Dark: 18:21 - 06:53. Astro Dark: 18:59 - 06:15

Total Clouds (% Sky Obscured)

89
89
89
89
89
99
99
99
99
99
99
98
98
98
98
98
98
11
11
11
11
11
11
6

Low Clouds (% Sky Obscured)

5
5
5
5
5
1
1
1
1
1
1
0
0
0
0
0
0
3
3
3
3
3
3
0

Medium Clouds (% Sky Obscured)

89
89
89
89
89
99
99
99
99
99
99
98
98
98
98
98
98
2
2
2
2
2
2
1

High Clouds (% Sky Obscured)

2
2
2
2
2
90
90
90
90
90
90
1
1
1
1
1
1
8
8
8
8
8
8
6

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
2
1
1
3

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
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0.03
0.05
0.04
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.06
0.1
0.12
0.13
0.14

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
70
70
69
70
71
70
70
69
68
65
63
62
62
62
65
66
67
67
68
69
70
70

Pressure (mb)

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

Ozone (du)

399
400
400
400
401
402
405
409
412
414
415
416
415
414
412
408
404
400
398
396
395
394
395
395

Forecast for Darmstadt, Darmstadt, DE (49.84,8.66)

Generated: 18/01/19 02:10:02. Forecast: 18/01/19 to 24/01/19. Timezone: UTC+1.00