Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waning Gibbous 84%

21:04

10:52

17 Bad
18 OK
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: 08:31, Set: 17:15, Transit: 12:54. Moon - Rise: 21:04, Set: 10:52. Civil Dark: 17:52 - 07:54. Nautical Dark: 18:33 - 07:13. Astro Dark: 19:12 - 06:34

Total Clouds (% Sky Obscured)

100
38
56
100
83
98
97
94
91
94
95
100
88
48
46
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
25
52
100
82
97
97
62
74
63
95
100
88
48
46
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
27
25
2
8
15
17
83
67
84
23
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

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

Precipitation Probability (%)

13
9
7
5
4
0
0
0
6
8
9
11
10
8
7
0
0
0
0
0
5
5
5
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
86
89
90
92
93
94
93
93
94
96
97
97
96
95
96
94
87
82
79
76
73
72

Pressure (mb)

1035
1035
1035
1035
1036
1036
1036
1036
1035
1035
1035
1035
1035
1035
1035
1036
1036
1036
1036
1036
1036
1035
1035
1035

Ozone (du)

308
307
308
305
302
304
305
306
310
311
311
312
311
310
312
316
317
315
314
322
324
320
318
317

Saturday 22

Waning Gibbous 75%

22:19

11:06

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: 08:29, Set: 17:17, Transit: 12:54. Moon - Rise: 22:19, Set: 11:06. Civil Dark: 17:54 - 07:53. Nautical Dark: 18:34 - 07:13. Astro Dark: 19:13 - 06:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
98
100
100
100
98
81
63
56
76
93
98
91
90
98

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
98
98
100
100
100
98
81
63
56
76
93
98
91
90
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
6
26
19
41
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 (%)

5
4
3
3
3
3
3
3
3
3
4
4
3
3
4
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
79
82
87
88
89
90
91
95
95
95
94
94
93
94
93
92
88
80
76
71
67
64
63

Pressure (mb)

1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1036
1036
1036
1036
1036
1036
1035
1035
1035

Ozone (du)

319
319
320
327
332
336
335
332
331
328
324
322
322
321
318
318
318
318
320
323
321
321
321
320

Sunday 23

Waning Gibbous 65%

23:35

11:21

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

Sun - Rise: 08:28, Set: 17:19, Transit: 12:54. Moon - Rise: 23:35, Set: 11:21. Civil Dark: 17:55 - 07:52. Nautical Dark: 18:36 - 07:12. Astro Dark: 19:14 - 06:33

Total Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
66
66
88
45
27
15
15
15
15
15
15
15
37
37
37
37

Low Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
66
66
88
45
27
15
15
15
15
15
15
15
37
37
37
37

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
72
78
84
87
89
91
92
93
93
94
95
95
95
93
91
90
88
82
77
71
64
62
63

Pressure (mb)

1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034

Ozone (du)

318
315
314
314
316
318
320
322
323
323
322
322
322
323
323
325
327
328
329
329
327
326
327
327

Monday 24

Waning Gibbous 54%

00:53

11:38

17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
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: 08:27, Set: 17:20, Transit: 12:55. Moon - Rise: 00:53, Set: 11:38. Civil Dark: 17:57 - 07:51. Nautical Dark: 18:37 - 07:11. Astro Dark: 19:16 - 06:32

Total Clouds (% Sky Obscured)

37
37
21
21
21
21
21
21
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

37
37
21
21
21
21
21
21
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.01
0.01
0.02
0.02
0.01
0.02
0.02
0.01
0.01
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
70
75
81
83
85
87
88
88
90
90
89
88
87
86
83
81
78
74
70
63
60
58
58

Pressure (mb)

1034
1034
1034
1035
1035
1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1037
1037
1037
1037
1037
1037
1037
1036

Ozone (du)

329
330
337
342
343
343
344
345
341
344
345
345
341
334
334
334
333
330
331
331
329
324
320
318

Tuesday 25

Third Quarter 42%

02:15

11:57

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: 08:26, Set: 17:22, Transit: 12:55. Moon - Rise: 02:15, Set: 11:57. Civil Dark: 17:58 - 07:50. Nautical Dark: 18:38 - 07:09. Astro Dark: 19:17 - 06:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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

Precipitation Probability (%)

4
5
7
5
0
0
0
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0
0
0
0.01
0.02
0.01
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
6
6
6
6
6
6
6
6
7
7
8
8
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
66
75
80
81
82
83
84
85
85
85
84
83
81
77
76
75
74
71
67
63
60
58
58

Pressure (mb)

1036
1037
1037
1037
1037
1037
1037
1037
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1035
1035
1034
1034
1033

Ozone (du)

318
318
314
315
314
313
312
310
308
306
306
306
306
308
310
312
313
314
315
316
317
319
321
323

Wednesday 26

Waning Crescent 31%

03:39

12:23

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: 08:24, Set: 17:24, Transit: 12:55. Moon - Rise: 03:39, Set: 12:23. Civil Dark: 18:00 - 07:48. Nautical Dark: 18:40 - 07:08. Astro Dark: 19:19 - 06:30

Total Clouds (% Sky Obscured)

100
100
96
96
96
96
96
96
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
95
95
95
95
95
95
100
100
100
100
100
100
99
99
99
99
99
99
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
81
81
81
81

High Clouds (% Sky Obscured)

0
0
41
41
41
41
41
41
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
Very 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
0
0
0
0
0
0
10
10
7
6

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.01

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
6
6
6
6
6
6
7
7
7
7
8
8
8
8
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
67
71
75
76
77
79
81
83
83
84
84
85
84
83
80
78
77
74
71
68
65
62
60

Pressure (mb)

1033
1033
1033
1033
1033
1033
1032
1032
1032
1031
1031
1031
1031
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1030

Ozone (du)

324
324
323
322
320
319
318
318
317
315
313
312
311
311
311
312
314
315
317
319
321
322
323
324

Thursday 27

Waning Crescent 21%

05:05

12:58

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

Sun - Rise: 08:23, Set: 17:25, Transit: 12:55. Moon - Rise: 05:05, Set: 12:58. Civil Dark: 18:01 - 07:47. Nautical Dark: 18:41 - 07:07. Astro Dark: 19:20 - 06:29

Total Clouds (% Sky Obscured)

100
100
30
30
30
30
30
30
97
97
97
97
97
97
0
0
0
0
0
0
84
84
84
84

Low Clouds (% Sky Obscured)

100
100
23
23
23
23
23
23
97
97
97
97
97
97
0
0
0
0
0
0
47
47
47
47

Medium Clouds (% Sky Obscured)

81
81
13
13
13
13
13
13
12
12
12
12
12
12
0
0
0
0
0
0
32
32
32
32

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
70
70
70
70

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
63
66
70
73
75
76
76
77
77
76
76
75
74
73
72
71
69
65
61
57
54
53
54

Pressure (mb)

1031
1031
1032
1032
1033
1033
1034
1034
1034
1035
1035
1035
1035
1036
1036
1037
1038
1038
1039
1039
1039
1039
1039
1039

Ozone (du)

323
321
319
318
317
316
316
316
316
315
313
312
311
310
310
309
309
308
308
307
306
306
305
305

Forecast for De Brouckere, 1000 Brussels, Belgium (50.85,4.35)

Generated: 21/01/22 17:18:22. Forecast: 21/01/22 to 27/01/22. Timezone: UTC+1.00