Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waning Gibbous 68%

02:41

10:48

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

Sun - Rise: 05:44, Set: 21:32, Transit: 13:39. Moon - Rise: 02:41, Set: 10:48. Civil Dark: 22:14 - 05:02. Nautical Dark: 23:11 - 04:04. Astro Dark: 00:44 - 02:28

Total Clouds (% Sky Obscured)

38
10
0
32
29
12
2
32
100
100
70
21
35
34
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

38
10
0
32
29
11
2
31
100
100
34
15
25
31
47
25
27
33
31
48
47
47
6
24

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
2
0
0
0
0
0
0
0
5
9
32
6
0
5
68
8
38
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
57
8
14
4
99
99
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

Light Rain
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
None
None
None
None
None
None
None
None

Precipitation Probability (%)

57
62
37
11
14
15
7
2
0
0
1
1
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.68
0.95
0.34
0.04
0.09
0.11
0.06
0.01
0
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
18
16
13
12
13
12
12
12
12
12
12
11
11
11
11
11
11
11
10
9
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
12
12
11
11
10
10
10
9
9
9
9
9
10
10
10
10
10
10
10
10
10
9
9

Relative Humidity (%)

87
86
82
83
85
86
88
89
88
88
89
89
87
87
88
83
78
72
67
63
59
54
49
47

Pressure (mb)

1016
1017
1018
1018
1019
1020
1020
1021
1021
1022
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

346
347
351
359
365
366
369
369
358
356
354
351
349
346
346
345
344
343
342
342
340
338
337
337

Saturday 21

Waning Gibbous 56%

03:09

12:13

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

Sun - Rise: 05:43, Set: 21:33, Transit: 13:39. Moon - Rise: 03:09, Set: 12:13. Civil Dark: 22:15 - 05:01. Nautical Dark: 23:14 - 04:02. Astro Dark: 00:49 - 02:22

Total Clouds (% Sky Obscured)

100
63
35
23
12
4
69
0
15
86
83
54
48
100
100
99
100
100
94
82
27
13
31
100

Low Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
0
6
23
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
63
31
0
3
3
69
0
14
86
83
54
48
100
100
99
100
100
94
82
27
13
31
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
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
1
1
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
0.01
0.01
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
17
15
14
13
12
12
11
10
10
10
11
12
14
16
18
19
20
21
21
22
23

Feels Like (°C)

20
20
19
17
15
14
13
12
12
11
10
10
10
11
12
14
16
18
19
20
21
21
22
23

Dew Point (°C)

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

Relative Humidity (%)

51
54
59
63
67
71
76
78
80
82
84
85
84
82
77
71
66
60
55
51
49
47
45
45

Pressure (mb)

1021
1021
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1014
1013

Ozone (du)

337
338
339
341
340
342
342
342
340
340
340
342
341
341
341
341
341
342
342
342
341
341
341
341

Sunday 22

Third Quarter 45%

03:30

13:35

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
17 Bad

Sun - Rise: 05:42, Set: 21:35, Transit: 13:39. Moon - Rise: 03:30, Set: 13:35. Civil Dark: 22:17 - 04:59. Nautical Dark: 23:16 - 04:00. Astro Dark: 00:56 - 02:15

Total Clouds (% Sky Obscured)

100
100
100
100
95
100
97
100
100
100
99
100
100
100
100
100
100
100
100
100
56
56
56
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
7
7
7

Medium Clouds (% Sky Obscured)

0
9
87
80
3
91
86
21
51
7
21
90
41
37
43
43
43
43
43
43
9
9
9
9

High Clouds (% Sky Obscured)

100
100
100
100
95
100
76
100
100
100
98
100
99
100
100
100
100
100
100
100
48
48
48
48

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
8
9
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
Very Light Rain
None
None
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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
2
3
8
5
2
7
15
20
28
33
43
38
22
15
22
27
32
36

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0.05
0.24
0.12
0.02
0.09
0.24
0.27
0.29
0.34
0.44
0.37
0.17
0.1
0.23
0.41
0.45
0.47

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
22
20
19
18
17
17
16
15
15
15
15
15
15
16
16
17
19
20
20
21
20
19

Feels Like (°C)

23
23
22
20
19
18
17
17
16
15
15
15
15
15
15
16
16
17
19
20
20
21
20
19

Dew Point (°C)

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

Relative Humidity (%)

46
48
54
57
60
64
67
69
73
76
79
80
82
84
86
86
83
81
77
75
78
74
79
83

Pressure (mb)

1013
1012
1011
1011
1011
1011
1010
1009
1009
1008
1007
1007
1006
1006
1006
1005
1004
1003
1003
1003
1002
1002
1002
1002

Ozone (du)

341
341
341
342
342
342
343
342
340
339
338
338
337
337
336
336
337
340
342
343
346
348
351
353

Monday 23

Waning Crescent 34%

03:47

14:53

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
17 Bad

Sun - Rise: 05:41, Set: 21:36, Transit: 13:39. Moon - Rise: 03:47, Set: 14:53. Civil Dark: 22:18 - 04:58. Nautical Dark: 23:18 - 03:58. Astro Dark: 01:03 - 02:07

Total Clouds (% Sky Obscured)

56
56
100
100
100
100
100
100
99
99
99
99
99
99
95
95
95
95
95
95
62
62
62
62

Low Clouds (% Sky Obscured)

7
7
100
100
100
100
100
100
12
12
12
12
12
12
25
25
25
25
25
25
30
30
30
30

Medium Clouds (% Sky Obscured)

9
9
100
100
100
100
100
100
6
6
6
6
6
6
92
92
92
92
92
92
24
24
24
24

High Clouds (% Sky Obscured)

48
48
0
0
0
0
0
0
98
98
98
98
98
98
51
51
51
51
51
51
33
33
33
33

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

Precipitation Probability (%)

35
38
29
12
7
3
0
0
0
4
14
15
13
14
16
13
10
10
9
9
6
8
16
14

Precipitation Amount (mm)

0.35
0.4
0.33
0.11
0.02
0.01
0
0
0
0.01
0.07
0.07
0.05
0.06
0.06
0.03
0.03
0.02
0.02
0.03
0.03
0.08
0.13
0.13

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
18
18
17
16
15
14
13
13
12
12
12
12
11
12
12
13
14
14
15
17
17
17
17

Feels Like (°C)

18
18
18
17
16
15
14
13
13
12
12
12
12
11
12
12
13
14
14
15
17
17
17
17

Dew Point (°C)

15
15
14
13
13
13
12
11
11
11
11
11
11
10
10
10
10
9
9
10
9
9
9
9

Relative Humidity (%)

84
79
78
80
84
88
88
88
89
90
91
92
92
91
91
86
80
76
72
68
62
57
59
59

Pressure (mb)

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

Ozone (du)

345
341
340
341
343
345
347
351
360
364
371
379
385
382
375
374
376
376
375
376
372
371
371
370

Tuesday 24

Waning Crescent 24%

04:01

16:08

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

Sun - Rise: 05:40, Set: 21:37, Transit: 13:39. Moon - Rise: 04:01, Set: 16:08. Civil Dark: 22:20 - 04:57. Nautical Dark: 23:20 - 03:56. Astro Dark: 01:11 - 01:55

Total Clouds (% Sky Obscured)

62
62
79
79
79
79
79
79
36
36
36
36
36
36
0
0
0
0
0
0
57
57
57
57

Low Clouds (% Sky Obscured)

30
30
12
12
12
12
12
12
9
9
9
9
9
9
0
0
0
0
0
0
43
43
43
43

Medium Clouds (% Sky Obscured)

24
24
30
30
30
30
30
30
0
0
0
0
0
0
0
0
0
0
0
0
31
31
31
31

High Clouds (% Sky Obscured)

33
33
69
69
69
69
69
69
30
30
30
30
30
30
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
12
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.11
0.1
0.06
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)

13
11
10
8
7
6
6
7
8
8
9
9
10
11
12
14
15
16
17
18
19
19
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
15
14
13
11
11
8
7
6
6
6
7
11
13
15
16
17
18
19
19
19
18

Dew Point (°C)

9
10
10
10
9
9
9
9
8
8
8
8
8
8
9
9
10
10
10
9
9
9
9
9

Relative Humidity (%)

63
66
67
71
75
80
85
90
93
95
97
96
94
89
84
78
73
67
62
56
53
52
54
57

Pressure (mb)

1008
1009
1009
1010
1010
1011
1012
1012
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

370
369
376
377
380
382
386
387
388
378
371
363
359
357
354
352
351
350
348
347
346
345
344
343

Wednesday 25

Waning Crescent 16%

04:14

17:21

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

Sun - Rise: 05:39, Set: 21:39, Transit: 13:39. Moon - Rise: 04:14, Set: 17:21. Civil Dark: 22:21 - 04:56. Nautical Dark: 23:22 - 03:54. Astro Dark: 01:24 - N/A

Total Clouds (% Sky Obscured)

57
57
98
98
98
98
98
98
73
73
73
73
73
73
11
11
11
11
11
11
100
100
100
100

Low Clouds (% Sky Obscured)

43
43
8
8
8
8
8
8
52
52
52
52
52
52
0
0
0
0
0
0
22
22
22
22

Medium Clouds (% Sky Obscured)

31
31
98
98
98
98
98
98
43
43
43
43
43
43
0
0
0
0
0
0
44
44
44
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
11
11
11
11
11
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
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)

19
19
19
18
16
14
13
12
12
10
8
7
7
7
7
7
7
7
8
10
11
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
11
11
12
12
11
12
12
12
12
11
11
11
11
11
11
12
12
11
11
11
11
11
11

Relative Humidity (%)

60
63
66
69
73
76
80
84
88
92
95
96
95
93
89
83
76
69
64
59
55
52
50
49

Pressure (mb)

1013
1013
1014
1015
1016
1017
1017
1018
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021
1021
1022
1021
1021
1021
1020

Ozone (du)

343
343
343
344
345
346
347
348
350
351
352
353
353
353
353
352
351
350
350
350
350
350
350
350

Thursday 26

Waning Crescent 9%

04:28

No Set

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

Sun - Rise: 05:38, Set: 21:40, Transit: 13:39. Moon - Rise: 04:28, Set: No Set. Civil Dark: 22:23 - 04:54. Nautical Dark: 23:24 - 03:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
5
5
5
5
5
5
15
15
15
15
15
15
4
4
4
4
4
4
25
25
25
25

Low Clouds (% Sky Obscured)

22
22
1
1
1
1
1
1
3
3
3
3
3
3
3
3
3
3
3
3
25
25
25
25

Medium Clouds (% Sky Obscured)

44
44
0
0
0
0
0
0
11
11
11
11
11
11
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
4
4
4
4
4
4
4
4
4
4
4
4
1
1
1
1
1
1
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
1
2
2
2
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.02
0.03
0.04
0.05
0.05
0.02
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
12
12
12
12
11
10
10
10
10
10
10
11
11
12
12
11
11
11
11
11
11
10

Relative Humidity (%)

51
53
57
61
68
72
75
77
79
82
86
88
89
90
89
83
74
67
63
59
57
54
51
50

Pressure (mb)

1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1021
1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

350
350
351
351
352
352
352
352
353
355
359
362
363
363
363
364
365
366
364
362
361
360
359
359

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

Generated: 20/05/22 18:06:04. Forecast: 20/05/22 to 26/05/22. Timezone: UTC+2.00