Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Gibbous 100%

20:04

07:33

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

Sun - Rise: 07:27, Set: 19:44, Transit: 13:34. Moon - Rise: 20:04, Set: 07:33. Civil Dark: 20:17 - 06:54. Nautical Dark: 20:57 - 06:14. Astro Dark: 21:38 - 05:33

Total Clouds (% Sky Obscured)

95
98
83
57
42
9
0
0
3
4
98
97
13
16
81
81
1
33
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

95
98
83
57
42
9
0
0
3
4
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
0

High Clouds (% Sky Obscured)

4
1
0
0
0
0
0
0
0
0
98
97
13
16
81
81
1
33
100
100
100
100
99
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)

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

Chance of Frost

Temperature (°C)

19
18
17
15
14
13
12
11
11
10
10
9
9
8
8
8
9
12
14
16
17
18
19
20

Feels Like (°C)

19
18
17
15
14
13
12
11
11
10
8
8
8
7
6
6
8
12
14
16
17
18
19
20

Dew Point (°C)

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

Relative Humidity (%)

53
56
62
68
72
77
81
84
86
88
90
91
92
92
91
89
84
75
66
60
56
52
49
49

Pressure (mb)

1022
1022
1023
1023
1024
1024
1025
1025
1025
1026
1026
1026
1027
1027
1027
1028
1028
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

285
286
286
289
290
290
292
291
287
287
285
285
285
287
287
284
283
283
284
284
284
284
284
284

Tuesday 21

Full Moon 99%

20:18

08:46

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 OK
14 OK
15 OK
16 OK

Sun - Rise: 07:29, Set: 19:41, Transit: 13:34. Moon - Rise: 20:18, Set: 08:46. Civil Dark: 20:15 - 06:55. Nautical Dark: 20:54 - 06:16. Astro Dark: 21:36 - 05:35

Total Clouds (% Sky Obscured)

64
88
92
91
87
82
89
96
93
95
95
98
98
98
98
95
93
95
88
81
38
41
31
25

Low Clouds (% Sky Obscured)

0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
31
31
25

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)

64
88
92
90
87
82
89
96
93
95
95
98
98
98
98
95
93
95
88
81
35
11
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)

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

Chance of Frost

Temperature (°C)

19
19
17
15
14
13
12
12
11
11
10
10
10
9
9
9
11
13
15
17
18
19
20
20

Feels Like (°C)

19
19
17
15
14
13
12
12
11
11
10
10
9
9
8
8
11
13
15
17
18
19
20
20

Dew Point (°C)

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

Relative Humidity (%)

51
55
63
70
74
81
87
91
94
97
98
98
96
96
95
92
87
78
72
67
62
56
53
52

Pressure (mb)

1028
1028
1028
1029
1029
1030
1029
1029
1029
1029
1029
1028
1028
1028
1028
1029
1029
1029
1029
1029
1028
1028
1027
1027

Ozone (du)

284
284
284
282
281
280
279
279
278
276
276
275
274
273
272
272
273
273
273
273
272
274
274
274

Wednesday 22

Waning Gibbous 96%

20:32

09:58

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

Sun - Rise: 07:30, Set: 19:39, Transit: 13:34. Moon - Rise: 20:32, Set: 09:58. Civil Dark: 20:12 - 06:57. Nautical Dark: 20:52 - 06:18. Astro Dark: 21:33 - 05:37

Total Clouds (% Sky Obscured)

10
1
0
0
0
0
0
0
14
44
14
37
77
58
95
98
98
98
98
98
98
100
100
100

Low Clouds (% Sky Obscured)

10
1
0
0
0
0
0
0
4
13
14
18
14
27
54
66
66
66
66
66
66
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
3
3
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
10
35
0
23
73
41
90
92
92
92
92
92
92
84
84
84

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
2
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
0.01
0

Wind Speed/Direction (mph)

7
7
6
5
4
5
7
7
7
8
8
9
9
9
9
10
11
12
13
15
16
17
16
16

Chance of Frost

Temperature (°C)

20
19
17
16
15
14
13
13
12
12
12
12
11
11
10
11
12
14
16
17
18
19
19
18

Feels Like (°C)

20
19
17
16
15
14
13
13
12
12
12
12
11
11
10
11
12
14
16
17
18
19
19
18

Dew Point (°C)

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

Relative Humidity (%)

53
59
68
74
77
82
87
90
93
95
97
98
98
96
95
93
91
85
81
78
72
65
66
68

Pressure (mb)

1026
1026
1026
1025
1025
1025
1024
1024
1023
1022
1021
1021
1020
1020
1019
1019
1019
1019
1018
1018
1017
1018
1017
1016

Ozone (du)

274
274
275
275
274
274
274
274
275
273
272
271
269
270
272
274
274
274
274
274
273
274
273
273

Thursday 23

Waning Gibbous 91%

20:46

11:09

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: 07:32, Set: 19:37, Transit: 13:33. Moon - Rise: 20:46, Set: 11:09. Civil Dark: 20:10 - 06:59. Nautical Dark: 20:49 - 06:19. Astro Dark: 21:30 - 05:39

Total Clouds (% Sky Obscured)

100
100
100
88
88
88
88
88
88
100
100
100
100
100
100
100
100
100
100
100
100
47
47
47

Low Clouds (% Sky Obscured)

100
100
100
88
88
88
88
88
88
100
100
100
100
100
100
100
100
100
100
100
100
47
47
47

Medium Clouds (% Sky Obscured)

3
3
3
1
1
1
1
1
1
0
0
0
0
0
0
15
15
15
15
15
15
0
0
0

High Clouds (% Sky Obscured)

84
84
84
7
7
7
7
7
7
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
2
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
15
13
11
11
11
11
10
9
9
9
9
8
8
8
6
7
9
10
11
12
12
12
12

Chance of Frost

Temperature (°C)

17
17
16
15
14
14
13
13
12
12
12
11
11
10
10
10
12
14
15
16
17
19
19
20

Feels Like (°C)

17
17
16
15
14
14
13
13
12
12
12
11
11
10
8
9
12
14
15
16
17
19
19
20

Dew Point (°C)

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

Relative Humidity (%)

71
75
79
80
82
87
94
97
98
100
100
100
99
100
100
100
93
83
75
69
63
59
54
52

Pressure (mb)

1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1014

Ozone (du)

274
276
278
277
278
278
278
278
278
280
280
280
279
279
278
278
278
278
277
277
276
274
274
273

Friday 24

Waning Gibbous 84%

21:02

12:20

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

Sun - Rise: 07:33, Set: 19:34, Transit: 13:33. Moon - Rise: 21:02, Set: 12:20. Civil Dark: 20:08 - 07:00. Nautical Dark: 20:47 - 06:21. Astro Dark: 21:28 - 05:40

Total Clouds (% Sky Obscured)

47
47
47
0
0
0
0
0
0
0
0
0
0
0
0
18
18
18
18
18
18
45
45
45

Low Clouds (% Sky Obscured)

47
47
47
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
16
16
16

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
13
13
13
13
13
13
35
35
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
60
70
78
83
87
95
96
98
100
100
100
100
100
100
100
96
94
91
89
86
82
79
76

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1014
1014
1014
1013
1013
1014
1015
1015
1015
1015
1016
1016
1016
1015
1015

Ozone (du)

272
272
271
271
270
270
270
270
269
271
271
270
269
269
268
265
266
267
269
270
270
271
272
273

Saturday 25

Waning Gibbous 77%

21:21

13:31

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

Sun - Rise: 07:35, Set: 19:32, Transit: 13:32. Moon - Rise: 21:21, Set: 13:31. Civil Dark: 20:05 - 07:02. Nautical Dark: 20:45 - 06:23. Astro Dark: 21:25 - 05:42

Total Clouds (% Sky Obscured)

45
45
45
13
13
13
13
13
13
3
3
3
3
3
3
2
2
2
2
2
2
65
65
65

Low Clouds (% Sky Obscured)

16
16
16
9
9
9
9
9
9
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
4
4
4
4
4
4
0
0
0
0
0
0
2
2
2
2
2
2
54
54
54

High Clouds (% Sky Obscured)

35
35
35
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
26
26
26

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 (%)

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

Precipitation Amount (mm)

0.01
0.01
0.02
0.03
0.02
0.02
0.01
0.01
0.01
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
7
7
7
7
7
7
8
8
9
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
17
16
16
16
16
15
14
14
13
13
13
13
13
13
14
15
16
16
16
16
16
16

Relative Humidity (%)

76
79
83
87
91
94
99
100
100
100
100
100
100
100
100
98
96
92
87
83
76
70
68
69

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

275
277
278
279
280
280
281
281
280
280
281
282
283
284
285
286
285
284
283
283
283
283
284
284

Sunday 26

Waning Gibbous 68%

21:44

14:38

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

Sun - Rise: 07:37, Set: 19:30, Transit: 13:32. Moon - Rise: 21:44, Set: 14:38. Civil Dark: 20:03 - 07:04. Nautical Dark: 20:42 - 06:24. Astro Dark: 21:23 - 05:44

Total Clouds (% Sky Obscured)

65
65
65
87
87
87
87
87
87
2
2
2
2
2
2
95
95
95
95
95
95
98
98
98

Low Clouds (% Sky Obscured)

0
0
0
2
2
2
2
2
2
1
1
1
1
1
1
13
13
13
13
13
13
68
68
68

Medium Clouds (% Sky Obscured)

54
54
54
5
5
5
5
5
5
2
2
2
2
2
2
6
6
6
6
6
6
84
84
84

High Clouds (% Sky Obscured)

26
26
26
87
87
87
87
87
87
0
0
0
0
0
0
95
95
95
95
95
95
95
95
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
2
2
2
0
0
0
0
0
0
0
4
4
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
76
80
83
85
90
96
99
100
100
100
100
100
100
100
99
96
89
82
73
63
55
52
52

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1016
1016

Ozone (du)

285
285
286
286
285
284
283
283
284
285
284
282
280
279
277
276
277
278
278
278
277
276
276
276

Forecast for Oudenbosch, Halderberge, NL (51.58,4.53)

Generated: 20/09/21 17:01:10. Forecast: 20/09/21 to 26/09/21. Timezone: UTC+2.00