Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 14

Waxing Gibbous 100%

15:54

09:24

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:42, Set: 16:27, Transit: 12:35. Moon - Rise: 15:54, Set: 09:24. Civil Dark: 17:08 - 08:01. Nautical Dark: 17:52 - 07:17. Astro Dark: 18:33 - 06:36

Total Clouds (% Sky Obscured)

96
88
92
67
74
95
86
63
88
81
91
95
100
100
100
100
98
99
100
99
100
100
100
100

Low Clouds (% Sky Obscured)

52
60
31
52
58
93
82
61
87
64
73
91
97
100
99
94
94
98
100
89
100
82
91
88

Medium Clouds (% Sky Obscured)

10
17
23
15
2
2
7
3
50
23
31
31
57
51
36
63
56
50
46
39
24
25
51
54

High Clouds (% Sky Obscured)

38
43
5
6
6
5
25
8
14
3
45
28
50
50
100
100
53
51
100
90
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
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 (%)

0
0
1
6
14
11
24
5
5
5
0
0
2
15
7
0
0
1
1
1
1
2
5
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
1
1
3
3
4
4
4
5
5
6
6
7
8
8
9
9
9
9
9

Relative Humidity (%)

82
86
86
86
85
82
82
86
88
90
88
91
91
93
94
94
96
96
95
96
95
95
93
93

Pressure (mb)

1020
1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1026
1027
1027

Ozone (du)

271
272
273
275
278
279
277
275
275
275
272
269
267
268
268
266
261
259
259
259
257
261
265
265

Sunday 15

Full Moon 99%

17:01

10:27

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:43, Set: 16:28, Transit: 12:35. Moon - Rise: 17:01, Set: 10:27. Civil Dark: 17:08 - 08:02. Nautical Dark: 17:52 - 07:18. Astro Dark: 18:34 - 06:37

Total Clouds (% Sky Obscured)

100
97
98
96
98
97
95
95
92
92
98
100
95
99
95
93
100
97
100
97
100
100
89
90

Low Clouds (% Sky Obscured)

78
79
79
92
88
84
86
87
88
88
97
100
93
98
91
88
77
94
89
77
82
81
71
79

Medium Clouds (% Sky Obscured)

21
10
21
2
27
37
14
16
0
0
0
5
0
5
0
0
0
0
0
20
8
66
61
64

High Clouds (% Sky Obscured)

100
84
90
64
81
55
63
21
5
6
6
3
0
3
0
2
51
59
60
92
100
100
62
55

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 (%)

1
2
0
1
1
2
2
3
3
4
6
7
4
5
16
3
1
1
15
4
1
3
1
4

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)

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

Chance of Frost

Temperature (°C)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
11
10
10
10
9
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
90
87
88
88
87
87
88
88
88
88
88
85
84
83
80
81
78
81
82
82
81

Pressure (mb)

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

Ozone (du)

266
265
263
260
265
263
259
257
254
255
256
257
257
258
258
259
258
259
263
262
262
262
263
264

Monday 16

Waning Gibbous 96%

18:21

11:09

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:43, Set: 16:28, Transit: 12:36. Moon - Rise: 18:21, Set: 11:09. Civil Dark: 17:09 - 08:02. Nautical Dark: 17:53 - 07:19. Astro Dark: 18:34 - 06:37

Total Clouds (% Sky Obscured)

97
100
95
95
68
71
56
79
96
98
100
100
93
100
100
100
100
100
100
100
100
100
99
99

Low Clouds (% Sky Obscured)

88
87
76
76
63
67
56
66
66
59
55
45
51
74
94
89
79
77
63
62
100
100
98
97

Medium Clouds (% Sky Obscured)

74
83
31
29
35
0
0
0
0
0
0
4
21
62
100
100
99
100
93
84
87
75
72
80

High Clouds (% Sky Obscured)

63
92
55
0
1
19
6
29
47
91
100
100
87
100
99
100
100
100
100
98
68
63
56
54

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 (%)

7
18
4
1
0
1
0
1
3
2
3
6
2
3
2
2
3
4
0
0
0
6
3
2

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)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
8
8
8
8
8
8
9
9
9
9
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
85
87
87
88
91
91
93
95
96
95
96
98
95
91
88
85
85
87
88
90
93
91

Pressure (mb)

1030
1030
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025
1025
1024
1023
1023

Ozone (du)

270
286
269
268
270
271
271
272
270
270
269
270
271
272
271
271
271
269
268
269
270
271
274
275

Tuesday 17

Waning Gibbous 91%

19:44

11:37

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:44, Set: 16:28, Transit: 12:36. Moon - Rise: 19:44, Set: 11:37. Civil Dark: 17:09 - 08:03. Nautical Dark: 17:53 - 07:19. Astro Dark: 18:34 - 06:38

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

95
91
87
83
71
90
92
94
96
98
97
96
94
96
97
98
98
99
100
97
94
90
89
87

Medium Clouds (% Sky Obscured)

81
88
94
100
99
100
100
98
56
56
48
41
32
62
37
36
23
22
3
16
29
42
64
47

High Clouds (% Sky Obscured)

52
66
84
100
100
100
100
77
64
42
45
45
23
3
5
32
20
65
95
84
72
58
58
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
2
5
11
29
50
95
68
44
28
20
17
15
15
15
14
12
9
7
9
7
3
6
9

Precipitation Amount (mm)

0
0
0
0
0
0
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
87
82
82
81
77
87
84
79
80
82
85
85
88
91
93
91
91
91
91
90
90
88

Pressure (mb)

1022
1021
1020
1020
1019
1018
1017
1016
1015
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009
1008

Ozone (du)

273
271
267
268
270
270
269
268
271
271
271
271
267
268
269
268
267
267
266
263
262
265
266
267

Wednesday 18

Waning Gibbous 84%

21:04

11:56

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:45, Set: 16:29, Transit: 12:37. Moon - Rise: 21:04, Set: 11:56. Civil Dark: 17:09 - 08:04. Nautical Dark: 17:53 - 07:20. Astro Dark: 18:35 - 06:38

Total Clouds (% Sky Obscured)

93
98
98
99
99
100
100
100
100
98
98
95
93
95
98
100
97
95
93
93
90
88
90
91

Low Clouds (% Sky Obscured)

83
83
81
82
84
87
90
87
83
76
77
76
76
76
77
78
79
77
77
71
61
54
61
68

Medium Clouds (% Sky Obscured)

48
91
93
93
96
98
100
80
51
53
35
19
45
63
82
100
92
85
77
75
72
66
69
73

High Clouds (% Sky Obscured)

34
63
67
69
78
89
100
65
60
61
58
84
67
88
94
100
92
87
83
56
28
0
0
0

ISS Passover

Visibility (miles)

9
9
9
4
9
3
9
9
9
9
7
9
4
2
2
2
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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

6
39
85
78
94
88
47
35
29
37
40
52
95
95
95
95
95
95
95
94
73
52
44
39

Precipitation Amount (mm)

0
0
0.5
0.4
0.7
0.6
0
0
0
0
0
0.2
1
2.8
1.7
0.8
0.8
0.9
0.8
0.5
0.3
0
0
0

Wind Speed/Direction (mph)

18
18
21
21
23
21
21
20
20
19
18
18
17
16
17
17
15
14
14
17
17
17
17
18

Chance of Frost

Temperature (°C)

11
11
12
11
12
11
11
11
11
11
11
11
11
10
10
9
9
9
8
7
7
7
6
6

Feels Like (°C)

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

Dew Point (°C)

10
10
7
8
9
10
10
9
9
9
8
8
8
9
9
8
6
5
4
3
2
2
1
1

Relative Humidity (%)

88
88
71
81
86
88
88
86
84
84
84
81
84
90
91
90
81
78
75
71
71
70
69
70

Pressure (mb)

1007
1006
1005
1004
1003
1002
1001
1000
1000
999
998
998
997
997
996
995
994
994
995
995
996
997
998
999

Ozone (du)

271
276
283
285
291
295
306
315
328
332
333
338
340
338
343
343
344
349
354
359
359
359
359
355

Thursday 19

Waning Gibbous 76%

21:04

12:09

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
18 Bad
19 Bad
20 Bad

Sun - Rise: 08:45, Set: 16:29, Transit: 12:37. Moon - Rise: 21:04, Set: 12:09. Civil Dark: 17:10 - 08:04. Nautical Dark: 17:54 - 07:20. Astro Dark: 18:35 - 06:39

Total Clouds (% Sky Obscured)

92
92
92
93
90
88
85
87
88
89
93
97
100
100
100
100
99
98
98
95
93
90
82
77

Low Clouds (% Sky Obscured)

71
76
79
85
82
77
72
74
75
77
71
65
58
55
52
49
58
68
77
78
76
72
62
51

Medium Clouds (% Sky Obscured)

76
74
71
69
66
63
61
65
65
66
77
89
100
99
97
96
82
69
55
53
49
50
50
45

High Clouds (% Sky Obscured)

0
0
1
1
1
0
0
5
9
14
12
9
7
23
42
59
39
21
0
0
1
1
18
34

ISS Passover

Visibility (miles)

9
9
7
4
2
5
7
9
9
8
7
8
9
9
7
4
2
4
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
55
61
63
72
81
81
76
65
55
46
42
40
43
49
52
49
44
38
33
26
15
16
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

20
21
22
23
24
24
25
26
24
22
21
19
18
16
17
17
17
16
15
14
13
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
74
72
74
74
74
74
75
75
76
75
72
72
72
75
76
74
68
66
66
66
66
66

Pressure (mb)

999
1000
1001
1001
1002
1002
1003
1003
1004
1005
1006
1007
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

350
346
348
350
353
352
352
352
349
346
343
341
340
339
335
331
327
329
330
332
331
329
327
329

Friday 20

Waning Gibbous 67%

22:21

12:20

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 OK
10 OK
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK

Sun - Rise: 08:46, Set: 16:29, Transit: 12:38. Moon - Rise: 22:21, Set: 12:20. Civil Dark: 17:10 - 08:05. Nautical Dark: 17:54 - 07:21. Astro Dark: 18:36 - 06:39

Total Clouds (% Sky Obscured)

80
84
84
84
90
95
100
100
100
100
73
47
20
33
46
59
62
67
71
56
45
32

Low Clouds (% Sky Obscured)

40
43
43
43
39
39
38
41
33
25
17
12
5
22
38
55
57
60
63
43
23
4

Medium Clouds (% Sky Obscured)

50
50
55
55
67
78
91
83
75
70
62
47
20
33
40
45
50
50
55
49
45
32

High Clouds (% Sky Obscured)

51
57
62
65
77
89
100
100
99
99
69
38
8
15
18
29
23
20
16
26
37
32

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

Fog (%)

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

Precipitation Probability (%)

7
11
9
5
8
9
6
12
13
4
7
7
3
5
6
4
8
10
7
12
13
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
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
68
69
71
72
73
75
76
79
82
85
86
88
88
83
79
76
78
79
79
80
80

Pressure (mb)

1009
1009
1009
1009
1009
1010
1010
1010
1011
1012
1012
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024

Ozone (du)

331
333
335
336
338
342
346
350
351
352
353
350
348
346
345
344
343
340
338
335
340
344

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 14/12/24 21:19:45. Forecast: 14/12/24 to 20/12/24. Timezone: UTC+1.00