Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 4

Waning Gibbous 60%

23:38

13:26

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: 08:24, Set: 16:36, Transit: 12:30. Moon - Rise: 23:38, Set: 13:26. Civil Dark: 17:15 - 07:46. Nautical Dark: 17:56 - 07:04. Astro Dark: 18:36 - 06:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
98
99
99
97

Low Clouds (% Sky Obscured)

42
1
0
0
0
2
29
49
84
98
83
79
73
82
87
88
97
100
92
100
97
98
97
92

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
100
100
100
100
100
99
100
100
78
34
33
36

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
60
0
45
8
98
53
100
100
100
100
38
22
21
0

ISS Passover

Visibility (miles)

-
9
9
9
9
9
9
9
9
4
9
9
6
9
9
7
3
9
9
4
8
9
9
9

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

Precipitation Probability (%)

0
2
0
0
0
0
0
6
45
60
71
41
27
20
55
95
84
48
71
77
51
38
41
50

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0.3
0
0
0
0
0.6
0.5
0
0.3
0.4
0
0
0
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
66
64
63
59
59
59
57
59
65
70
86
88
86
89
89
93
89
89
91
90
90
91
93

Pressure (mb)

1014
1013
1012
1012
1011
1010
1009
1008
1008
1008
1007
1006
1005
1004
1003
1002
1001
1000
1000
999
999
999
999
999

Ozone (du)

307
303
303
301
294
289
294
296
297
295
290
291
292
295
293
292
294
294
296
294
296
298
303
308

Tuesday 5

Third Quarter 50%

No Rise

13:39

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: 08:25, Set: 16:36, Transit: 12:31. Moon - Rise: No Rise, Set: 13:39. Civil Dark: 17:14 - 07:47. Nautical Dark: 17:56 - 07:05. Astro Dark: 18:36 - 06:25

Total Clouds (% Sky Obscured)

75
99
81
91
90
99
99
100
98
100
100
100
100
99
99
100
100
100
99
94
97
94
92
92

Low Clouds (% Sky Obscured)

76
97
68
83
79
97
98
100
90
100
100
100
94
89
92
100
100
87
86
79
92
78
81
81

Medium Clouds (% Sky Obscured)

15
67
28
55
69
92
94
98
96
94
84
57
55
56
52
49
47
51
60
80
84
71
71
64

High Clouds (% Sky Obscured)

0
0
0
9
5
9
57
65
65
3
36
14
6
0
0
0
4
0
22
0
1
31
55
2

ISS Passover

Visibility (miles)

9
9
9
9
9
0
0
0
4
3
9
0
0
0
1
6
9
9
9
9
9
9
9
6

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

Precipitation Probability (%)

38
30
27
33
64
81
70
71
92
72
63
59
40
29
41
37
22
16
7
13
13
22
31
36

Precipitation Amount (mm)

0
0
0
0
0.3
0.4
0.3
0.3
0.9
0.3
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
85
85
90
96
96
96
91
93
91
96
96
98
98
94
86
89
93
93
94
96
96
94

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1002
1003
1004
1005
1006
1006
1007
1007
1008
1008
1009
1009

Ozone (du)

307
302
304
306
306
305
302
297
295
300
306
305
306
310
312
304
299
302
295
279
280
283
286
289

Wednesday 6

Waning Crescent 41%

No Rise

13:49

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: 08:27, Set: 16:36, Transit: 12:31. Moon - Rise: No Rise, Set: 13:49. Civil Dark: 17:14 - 07:48. Nautical Dark: 17:56 - 07:06. Astro Dark: 18:36 - 06:26

Total Clouds (% Sky Obscured)

89
86
93
94
89
83
92
96
82
88
82
79
75
74
72
77
82
86
74
73
71
67
76
73

Low Clouds (% Sky Obscured)

78
71
83
87
76
65
72
82
72
80
84
70
70
62
63
69
77
75
60
54
54
40
53
66

Medium Clouds (% Sky Obscured)

64
72
83
87
76
58
34
50
22
24
0
20
0
5
0
0
0
0
0
2
4
8
34
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
55
55
56
65
65
51
60
6

ISS Passover

Visibility (miles)

9
0
2
8
9
8
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

42
43
37
33
38
26
20
15
14
16
12
14
35
24
23
25
20
18
5
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
96
96
89
91
94
94
93
93
91
85
76
74
76
82
83
83
89
86
83
82
86
88

Pressure (mb)

1009
1010
1010
1011
1011
1011
1012
1013
1013
1014
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

289
293
299
306
318
320
313
305
301
295
290
292
291
289
288
289
286
283
282
282
285
287
288
291

Thursday 7

Waning Crescent 31%

01:57

14:00

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: 08:28, Set: 16:35, Transit: 12:31. Moon - Rise: 01:57, Set: 14:00. Civil Dark: 17:14 - 07:49. Nautical Dark: 17:56 - 07:07. Astro Dark: 18:36 - 06:27

Total Clouds (% Sky Obscured)

64
71
74
100
88
77
64
67
85
93
97
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
56
40
23
26
28
30
24
20
14
10
5
0
0
0
0
25
50
66
95
97
100
96
94

Medium Clouds (% Sky Obscured)

2
22
41
55
53
50
43
50
55
54
62
64
67
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

3
15
33
100
68
41
7
11
39
59
76
88
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
49
74
88
85
80
75
70
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.5
0.5
0.4
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
91
91
91
91
91
88
86
83
80
75
72
68
68
67
67
66
65
63
65
67
74
78

Pressure (mb)

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

Ozone (du)

293
294
292
289
284
282
277
274
272
270
270
270
269
269
268
268
268
267
269
272
276
281
287
289

Friday 8

Waning Crescent 22%

03:07

14:12

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: 08:29, Set: 16:35, Transit: 12:32. Moon - Rise: 03:07, Set: 14:12. Civil Dark: 17:14 - 07:50. Nautical Dark: 17:56 - 07:08. Astro Dark: 18:36 - 06:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
87
79
82
87

Low Clouds (% Sky Obscured)

91
90
88
87
86
87
88
87
87
86
90
93
96
83
75
64
57
62
63
51
45
42
50
67

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
85
87
67
51
38
20
13
8
0
3
5
8
18
29

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
95
90
85
82
80
79
78
74

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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 (%)

35
22
33
24
18
19
1
0
0
0
0
2
4
4
2
0
1
2
1
6
8
7
6
3

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)

15
14
13
13
12
11
11
10
10
9
9
9
9
9
8
7
7
7
7
7
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
79
83
86
88
90
90
91
93
93
93
91
91
91
90
90
91
90
88
87
87
87
85
85

Pressure (mb)

1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007
1007

Ozone (du)

289
292
294
297
299
304
304
305
310
311
310
312
318
329
330
331
332
337
341
346
344
342
340
340

Saturday 9

Waning Crescent 14%

04:21

14:25

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

Sun - Rise: 08:30, Set: 16:35, Transit: 12:32. Moon - Rise: 04:21, Set: 14:25. Civil Dark: 17:14 - 07:51. Nautical Dark: 17:56 - 07:09. Astro Dark: 18:36 - 06:29

Total Clouds (% Sky Obscured)

92
94
97
98
99
99
99
98
98
99
93
91
87
77
62
49
43
29
23
29
46
70
85
88

Low Clouds (% Sky Obscured)

79
81
84
86
88
91
92
94
96
98
91
85
79
79
78
77
72
66
60
58
54
46
66
79

Medium Clouds (% Sky Obscured)

35
37
39
43
29
15
1
14
27
45
47
44
45
37
34
32
26
25
21
18
23
28
32
36

High Clouds (% Sky Obscured)

70
73
67
66
50
37
22
15
7
1
14
31
40
32
20
6
5
5
4
22
47
73
54
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

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

Precipitation Probability (%)

1
11
20
39
33
25
7
7
5
6
7
4
0
0
0
0
1
2
0
2
4
0
0
0

Precipitation Amount (mm)

0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
84
84
85
79
77
73
71
69
69
67
65
64
68
71
77
79
82
85
85
86
86
86

Pressure (mb)

1008
1008
1009
1009
1009
1010
1011
1011
1012
1012
1013
1013
1013
1013
1014
1014
1014
1015
1015
1016
1016
1016
1016
1015

Ozone (du)

340
339
342
344
346
346
345
344
345
346
346
336
326
316
308
299
290
286
281
277
274
270
267
265

Sunday 10

Waning Crescent 8%

05:38

14:42

Sun - Rise: 08:31, Set: 16:35, Transit: 12:33. Moon - Rise: 05:38, Set: 14:42. Civil Dark: 17:14 - 07:52. Nautical Dark: 17:56 - 07:10. Astro Dark: 18:36 - 06:30

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Elst, Flemish Brabant, Kingdom of Belgium (50.77,4.89)

Generated: 04/12/23 01:40:25. Forecast: 04/12/23 to 10/12/23. Timezone: UTC+1.00