Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waning Gibbous 84%

00:28

09:09

00 Good
01 Good
02 OK
03 Good
04 OK
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 Good
18 Bad
19 Bad
20 Good
21 Good
22 Good
23 Bad

Sun - Rise: 06:29, Set: 20:48, Transit: 13:38. Moon - Rise: 00:28, Set: 09:09. Civil Dark: 21:24 - 05:53. Nautical Dark: 22:09 - 05:07. Astro Dark: 23:02 - 04:15

Total Clouds (% Sky Obscured)

0
0
18
6
43
66
81
77
70
77
74
73
84
73
82
70
71
0
79
53
1
3
4
97

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
0
2
2
1
2
1
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
1
52

High Clouds (% Sky Obscured)

0
0
18
6
43
66
81
77
70
77
74
73
84
73
82
70
59
0
78
53
0
2
3
96

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
6
7
10
10
10
10
10
10
10
6
6
7
10
10
10
6
6

Fog (%)

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
3
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
0.05
0
0

Wind Speed/Direction (mph)

10
11
10
10
10
10
10
6
7
10
12
13
13
13
13
12
11
10
8
7
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
4
4
3
3
2
2
3
3
5
6
7
8
8
9
9
7
7
8
9
10
10
8
8

Relative Humidity (%)

40
44
47
49
49
49
51
60
59
57
54
49
47
45
44
43
41
40
39
40
44
48
50
53

Pressure (mb)

1003
1003
1002
1002
1002
1001
1001
1000
1000
999
999
998
998
998
997
997
996
996
995
995
995
995
996
996

Ozone (du)

347
347
347
347
348
348
349
355
357
355
355
357
355
355
355
356
365
365
366
366
366
366
367
367

Wednesday 24

Waning Gibbous 76%

01:32

09:53

00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
06 OK
07 OK
08 OK
09 Good
10 Good
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

Sun - Rise: 06:27, Set: 20:49, Transit: 13:38. Moon - Rise: 01:32, Set: 09:53. Civil Dark: 21:26 - 05:51. Nautical Dark: 22:11 - 05:05. Astro Dark: 23:05 - 04:12

Total Clouds (% Sky Obscured)

98
81
67
77
45
25
34
40
19
0
10
52
69
49
56
74
47
96
100
99
99
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
16
17
16
20
0
2
0
0
0
3
3

Medium Clouds (% Sky Obscured)

36
6
9
7
38
25
34
10
15
0
0
0
12
24
45
38
33
78
93
88
98
97
100
94

High Clouds (% Sky Obscured)

98
80
64
76
13
0
0
34
6
0
9
52
65
27
20
59
21
92
99
98
94
98
98
100

ISS Passover

Visibility (miles)

7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
5
3
2
2

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
7
15
30
60
70
69
61
42

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.07
0.19
0.47
0.96
1.28
1.04
0.62
0.35

Wind Speed/Direction (mph)

6
8
10
10
10
10
11
12
14
15
17
18
19
20
21
21
22
22
20
18
17
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
63
68
70
73
75
75
73
70
65
61
57
53
47
45
46
48
52
56
64
73
74
71
69

Pressure (mb)

996
996
997
997
997
997
998
998
998
999
999
999
999
999
1000
1000
1000
1000
1001
1001
1002
1003
1003
1004

Ozone (du)

368
368
370
372
375
378
382
386
388
386
382
378
375
372
370
368
368
367
367
367
370
378
387
394

Thursday 25

Waning Gibbous 67%

02:27

10:44

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

Sun - Rise: 06:25, Set: 20:51, Transit: 13:38. Moon - Rise: 02:27, Set: 10:44. Civil Dark: 21:27 - 05:48. Nautical Dark: 22:13 - 05:02. Astro Dark: 23:07 - 04:08

Total Clouds (% Sky Obscured)

98
12
0
0
33
95
96
95
99
98
98
89
100
90
81
2
98
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

9
2
0
0
0
0
0
0
0
0
0
1
99
64
77
0
72
8
1
1
9
1
1
0

Medium Clouds (% Sky Obscured)

83
2
0
0
1
27
6
1
14
22
52
33
100
76
68
2
95
100
100
100
100
100
100
98

High Clouds (% Sky Obscured)

96
10
0
0
33
95
96
94
99
98
98
86
47
63
1
1
6
84
99
100
49
1
3
70

ISS Passover

Visibility (miles)

4
7
10
10
10
10
10
10
10
10
10
10
10
10
10
10
6
3
1
1
2
5
8
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
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

18
3
0
0
0
0
2
6
11
10
10
11
11
10
12
17
30
43
47
47
43
35
20
8

Precipitation Amount (mm)

0.15
0.03
0
0
0
0
0.01
0.04
0.06
0.05
0.05
0.05
0.05
0.04
0.06
0.19
0.45
0.7
0.76
0.71
0.58
0.35
0.13
0.03

Wind Speed/Direction (mph)

13
12
12
12
13
14
15
17
18
21
23
25
25
24
23
21
18
15
13
11
10
9
10
10

Chance of Frost

Temperature (°C)

13
12
11
11
11
11
11
11
12
12
14
15
16
16
16
16
15
14
14
14
14
13
12
12

Feels Like (°C)

13
12
11
11
11
11
11
11
12
12
14
15
16
16
16
16
15
14
14
14
14
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

70
72
73
70
67
64
65
68
70
69
66
64
61
61
61
63
67
70
71
69
69
71
73
75

Pressure (mb)

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

Ozone (du)

394
392
389
386
383
380
378
376
374
373
372
371
371
372
372
372
371
370
371
372
373
374
375
376

Friday 26

Waning Gibbous 57%

03:12

11:41

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

Sun - Rise: 06:23, Set: 20:53, Transit: 13:38. Moon - Rise: 03:12, Set: 11:41. Civil Dark: 21:29 - 05:46. Nautical Dark: 22:16 - 05:00. Astro Dark: 23:10 - 04:05

Total Clouds (% Sky Obscured)

63
100
100
99
98
42
98
45
6
40
27
31
46
45
40
38
31
79
88
70
4
4
4
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
9
20
18
17
19
13
8
54
13
8
0
0
0
0

Medium Clouds (% Sky Obscured)

0
100
100
98
82
6
46
22
0
0
0
23
40
43
35
37
29
36
35
7
2
2
2
2

High Clouds (% Sky Obscured)

63
100
98
96
93
42
98
45
6
40
19
0
0
2
1
1
3
59
81
66
3
3
3
3

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.06
0.07
0.07
0.06
0.03
0.01
0.01
0.02
0.04
0.06

Wind Speed/Direction (mph)

10
9
9
9
8
8
9
10
11
12
13
14
15
16
16
17
17
16
15
12
11
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
10
8
7
7
6
6
7
11
13
14
14
14
15
16
16
17
17
16
16
14
12
11

Dew Point (°C)

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

Relative Humidity (%)

76
77
77
80
83
86
88
88
85
78
70
65
64
65
64
60
57
54
54
55
58
63
71
77

Pressure (mb)

1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1014

Ozone (du)

376
377
378
379
381
382
384
387
389
388
386
384
382
381
380
381
383
383
383
382
381
380
379
379

Saturday 27

Third Quarter 47%

03:49

12:42

00 Good
01 Good
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

Sun - Rise: 06:21, Set: 20:54, Transit: 13:38. Moon - Rise: 03:49, Set: 12:42. Civil Dark: 21:31 - 05:44. Nautical Dark: 22:18 - 04:57. Astro Dark: 23:13 - 04:02

Total Clouds (% Sky Obscured)

4
4
92
92
92
92
92
92
100
100
100
100
100
100
37
37
37
37
37
37
61
61
61
61

Low Clouds (% Sky Obscured)

0
0
86
86
86
86
86
86
94
94
94
94
94
94
28
28
28
28
28
28
47
47
47
47

Medium Clouds (% Sky Obscured)

2
2
68
68
68
68
68
68
100
100
100
100
100
100
31
31
31
31
31
31
49
49
49
49

High Clouds (% Sky Obscured)

3
3
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
8
8
8
8

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
5
1
0
1
1
2
4
5
5
6
7
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

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

Precipitation Probability (%)

5
3
0
0
0
9
18
44
56
61
64
70
64
55
52
51
51
52
50
43
43
43
39
36

Precipitation Amount (mm)

0.04
0.01
0
0
0
0.02
0.11
0.38
0.58
0.47
0.42
0.48
0.36
0.27
0.32
0.31
0.32
0.38
0.4
0.4
0.38
0.32
0.28
0.25

Wind Speed/Direction (mph)

10
11
12
13
13
14
14
15
15
15
15
15
14
14
13
14
14
15
15
14
13
3
7
7

Chance of Frost

Temperature (°C)

10
10
10
9
9
9
8
9
9
9
9
9
10
11
12
13
13
13
12
11
11
10
10
9

Feels Like (°C)

10
7
7
7
6
6
5
5
6
6
6
6
10
11
12
13
13
13
12
11
11
10
8
7

Dew Point (°C)

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

Relative Humidity (%)

80
81
80
80
79
80
81
82
81
83
85
86
83
78
71
67
65
66
70
76
77
81
84
87

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1012
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1013
1014
1015
1016

Ozone (du)

378
377
375
372
367
364
366
369
373
376
380
383
386
388
389
389
388
385
382
377
373
371
368
366

Sunday 28

Waning Crescent 37%

04:20

13:46

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:19, Set: 20:56, Transit: 13:37. Moon - Rise: 04:20, Set: 13:46. Civil Dark: 21:33 - 05:42. Nautical Dark: 22:20 - 04:55. Astro Dark: 23:16 - 03:59

Total Clouds (% Sky Obscured)

61
61
100
100
100
100
100
100
91
91
91
91
91
91
100
100
100
100
100
100
45
45
45
45

Low Clouds (% Sky Obscured)

47
47
100
100
100
100
100
100
91
91
91
91
91
91
99
99
99
99
99
99
25
25
25
25

Medium Clouds (% Sky Obscured)

49
49
72
72
72
72
72
72
3
3
3
3
3
3
98
98
98
98
98
98
42
42
42
42

High Clouds (% Sky Obscured)

8
8
9
9
9
9
9
9
0
0
0
0
0
0
81
81
81
81
81
81
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
7
7
8
10
10
10
10
10
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
0

Precipitation Type

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

Precipitation Probability (%)

29
16
7
5
6
7
8
10
10
8
6
6
7
9
10
11
12
14
17
27
31
27
19
17

Precipitation Amount (mm)

0.15
0.06
0.02
0.02
0.02
0.02
0.02
0.02
0.03
0.02
0.02
0.02
0.04
0.06
0.08
0.1
0.1
0.1
0.1
0.1
0.09
0.07
0.06
0.07

Wind Speed/Direction (mph)

7
7
8
8
8
7
7
8
8
8
9
9
10
10
11
11
11
11
10
9
7
6
5
5

Chance of Frost

Temperature (°C)

8
8
7
7
7
8
8
8
8
9
10
11
11
12
13
13
13
13
12
12
11
11
11
10

Feels Like (°C)

6
5
5
5
5
5
6
6
6
7
8
11
11
12
13
13
13
13
12
12
11
11
11
9

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
91
90
90
91
92
93
90
87
84
81
77
73
70
70
71
74
78
79
79
81
83

Pressure (mb)

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

Ozone (du)

364
362
360
358
355
353
351
350
349
348
347
345
343
340
337
335
334
332
331
330
329
330
330
330

Monday 29

Waning Crescent 28%

04:45

14:50

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad

Sun - Rise: 06:17, Set: 20:58, Transit: 13:37. Moon - Rise: 04:45, Set: 14:50. Civil Dark: 21:35 - 05:40. Nautical Dark: 22:22 - 04:53. Astro Dark: 23:19 - 03:55

Total Clouds (% Sky Obscured)

45
45
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

25
25
4
4
4
4
4
4
81
81
81
81
81
81
100
100
100
100
100
100
98
98
98
98

Medium Clouds (% Sky Obscured)

42
42
98
98
98
98
98
98
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
34
34
34
34
34
34
0
0
0
0
0
0
30
30
30
30
30
30
75
75
75
75

ISS Passover

Visibility (miles)

6
5
3
2
2
2
6
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
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
None
None
None
None
None

Precipitation Probability (%)

27
47
51
43
28
20
15
14
14
11
12
18
18
21
21
19
15
10
7
5
2
0
0
0

Precipitation Amount (mm)

0.14
0.31
0.44
0.34
0.19
0.1
0.05
0.02
0.02
0.01
0.02
0.06
0.09
0.14
0.17
0.18
0.16
0.12
0.07
0.03
0.01
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
6
6
5
5
5
6
7
10
10
11
11
12
13
13
13
14
14
13
12
10

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
89
91
93
93
93
92
90
88
88
87
85
83
80
76
74
72
72
71
72
75
79

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

330
330
331
332
334
337
341
346
351
356
363
368
373
378
381
384
385
385
383
381
378
375
371
368

Forecast for Hoegaarden, Flemish Brabant, BE (50.77,4.89)

Generated: 23/04/19 22:42:13. Forecast: 23/04/19 to 29/04/19. Timezone: UTC+2.00