Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 12

Third Quarter 39%

00:11

14:34

21 Bad
22 Bad
23 OK
00 Bad
01 OK
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: 07:57, Set: 16:50, Transit: 12:23. Moon - Rise: 00:11, Set: 14:34. Civil Dark: 17:27 - 07:20. Nautical Dark: 18:08 - 06:39. Astro Dark: 18:48 - 05:59

Total Clouds (% Sky Obscured)

80
84
48
49
22
78
100
93
95
100
99
82
94
96
100
100
100
97
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
12
22
26
16
0
0
4
0
7
29
38
42
34
44
31
52
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
51
57
47
83
41
42
31
40
87
97
94
100
96
98
96
100
100
100
100

High Clouds (% Sky Obscured)

80
84
48
49
22
24
100
79
66
100
95
54
68
78
94
41
71
6
10
27
37
44
73
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
8
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
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
18
33
26
21
26
34
50
75
95

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
0.4
1.6

Wind Speed/Direction (mph)

10
10
9
9
10
10
11
11
11
11
12
12
12
12
11
10
10
9
9
8
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
84
87
85
85
85
84
77
79
79
79
80
77
75
72
71
74
74
83
87
86
87
89
90

Pressure (mb)

1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

265
265
266
265
265
265
264
265
264
263
265
266
268
268
268
269
269
268
269
270
273
275
276
280

Thursday 13

Waning Crescent 30%

01:28

14:44

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: 07:59, Set: 16:48, Transit: 12:24. Moon - Rise: 01:28, Set: 14:44. Civil Dark: 17:26 - 07:21. Nautical Dark: 18:07 - 06:40. Astro Dark: 18:47 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
85
92
82
84
86
83
84
85
88
86
89
87
84
86
89
100
100
97
86
96
100
100
85

Medium Clouds (% Sky Obscured)

100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
97
94
85
96
92
100
94
92
95

High Clouds (% Sky Obscured)

67
94
100
100
83
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
4
6
5
3
4
3
1
0
0
0
1
5
9
9
5
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

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

Precipitation Probability (%)

67
95
95
77
95
95
95
95
95
95
95
95
95
95
95
54
41
69
58
49
19
11
14
35

Precipitation Amount (mm)

0.4
0.7
0.8
0
0.8
0.8
1.3
2.4
2.1
1.9
1.8
1.3
1.2
1.2
0.8
0
0
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
3
3
1
3
3
3
3
4
4
6
5
6
6
9
11
12
12
12
14
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
10
11
11
11
11
11
10
11
11
11
9
9
9
7
7
5
4
4
3

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
95
96
98
98
100
98
100
98
98
98
98
98
96
95
96
95
95
93
91
93

Pressure (mb)

1010
1010
1010
1010
1010
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1008
1008
1008
1009
1009

Ozone (du)

280
278
279
278
277
277
277
279
280
281
281
281
281
281
281
283
284
284
285
286
286
286
287
289

Friday 14

Waning Crescent 21%

02:41

14:53

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: 08:00, Set: 16:47, Transit: 12:24. Moon - Rise: 02:41, Set: 14:53. Civil Dark: 17:24 - 07:23. Nautical Dark: 18:06 - 06:42. Astro Dark: 18:46 - 06:02

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
97
98
98
98
99
99
99
99
98
96

Low Clouds (% Sky Obscured)

84
88
89
92
85
90
87
97
100
100
100
100
92
89
93
92
91
90
90
89
89
88
90
91

Medium Clouds (% Sky Obscured)

96
100
100
100
97
86
89
94
94
92
95
99
100
96
93
83
74
75
61
50
48
41
69
28

High Clouds (% Sky Obscured)

79
100
100
100
94
92
95
100
100
62
69
71
48
95
4
1
22
38
30
31
24
56
32
71

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

13
32
35
27
31
52
49
43
47
45
45
58
78
85
67
46
33
27
16
13
7
4
2
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

15
14
15
15
14
15
15
15
15
15
15
14
14
13
13
13
13
13
13
12
12
12
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
2
1
2
2
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
91
91
90
90
91
91
93
91
91
91
91
91
93
91
91
91
91
91
91
91

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

291
292
292
293
292
291
289
286
283
283
282
280
279
279
279
279
279
279
278
278
277
279
281
282

Saturday 15

Waning Crescent 13%

03:54

15:03

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: 08:02, Set: 16:46, Transit: 12:24. Moon - Rise: 03:54, Set: 15:03. Civil Dark: 17:23 - 07:25. Nautical Dark: 18:05 - 06:43. Astro Dark: 18:45 - 06:03

Total Clouds (% Sky Obscured)

94
96
98
100
98
96
94
96
98
100
100
100
100
100
100
97
92
97
96
96
91
95
72
89

Low Clouds (% Sky Obscured)

92
95
97
100
98
96
93
95
98
100
100
100
100
100
100
97
92
87
79
74
69
69
72
82

Medium Clouds (% Sky Obscured)

44
36
6
3
3
2
0
8
17
27
27
27
27
35
40
42
48
50
50
78
47
78
45
42

High Clouds (% Sky Obscured)

43
6
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
4
0
0
0

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
24
27
22
17
15
3
2
2
2
4
5
2
2
1
0
1
1
0
0
0
1
0
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)

12
12
11
11
11
10
10
10
10
10
10
11
11
11
11
11
11
11
10
10
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

1
1
1
1
1
2
2
1
2
2
1
1
1
2
1
2
2
3
2
3
3
3
2
3

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
93
94
94
93
93
93
91
91
91
90
88
82
75
69
66
70
75
80
80
79
75

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013

Ozone (du)

284
287
288
289
290
291
292
294
297
299
299
302
306
311
313
310
307
304
301
297
290
280
277
278

Sunday 16

Waning Crescent 7%

05:06

15:13

21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 OK
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 OK
18 OK
19 OK
20 OK

Sun - Rise: 08:04, Set: 16:44, Transit: 12:24. Moon - Rise: 05:06, Set: 15:13. Civil Dark: 17:22 - 07:26. Nautical Dark: 18:04 - 06:45. Astro Dark: 18:44 - 06:05

Total Clouds (% Sky Obscured)

86
68
47
26
33
38
47
59
62
79
62
59
57
54
52
50
53
56
59
49
39
29
24
20

Low Clouds (% Sky Obscured)

76
58
42
24
33
38
47
56
51
66
54
48
45
48
49
46
42
44
46
41
36
29
24
19

Medium Clouds (% Sky Obscured)

40
29
14
0
0
0
0
10
18
25
2
4
4
4
3
0
6
10
15
8
3
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1

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 (%)

4
16
22
8
4
6
5
17
12
9
15
16
14
20
20
9
12
13
8
14
14
8
14
13

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
74
78
79
78
71
73
75
68
69
67
65
63
60
55
50
45
48
51
53
57
63
66
68

Pressure (mb)

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

Ozone (du)

276
273
273
273
274
276
278
280
284
285
286
286
286
286
286
286
286
285
285
285
284
284
284
288

Monday 17

Waning Crescent 3%

06:18

15:26

21 OK
22 OK
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: 08:06, Set: 16:43, Transit: 12:24. Moon - Rise: 06:18, Set: 15:26. Civil Dark: 17:21 - 07:28. Nautical Dark: 18:03 - 06:46. Astro Dark: 18:43 - 06:06

Total Clouds (% Sky Obscured)

15
30
49
67
75
85
91
93
96
98
98
99
100
95
91
88
88
87
86
91
95
100
95
90

Low Clouds (% Sky Obscured)

15
30
49
67
75
83
89
91
92
92
83
76
65
49
33
15
27
37
45
55
65
76
70
63

Medium Clouds (% Sky Obscured)

1
1
1
1
2
2
4
13
20
28
49
69
87
79
74
67
69
67
69
81
91
100
93
90

High Clouds (% Sky Obscured)

1
1
2
2
4
4
3
25
47
70
73
76
79
85
89
88
76
60
44
44
40
43
42
38

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
8
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 (%)

4
11
12
11
15
18
20
25
28
27
41
46
41
29
20
11
22
24
23
23
23
21
27
30

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
75
75
76
76
76
79
79
80
82
79
75
72
69
66
64
63
63
63
65
68
72
73

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1016
1016
1015
1015
1015
1014

Ozone (du)

291
295
287
279
272
273
274
276
276
276
277
278
278
279
282
286
289
290
292
293
290
286
283
281

Tuesday 18

Waning Crescent 1%

07:32

15:43

21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:07, Set: 16:42, Transit: 12:25. Moon - Rise: 07:32, Set: 15:43. Civil Dark: 17:20 - 07:29. Nautical Dark: 18:02 - 06:47. Astro Dark: 18:42 - 06:07

Total Clouds (% Sky Obscured)

84
61
38
20
34
45
58
61
65
68
58
48
38
33
24
15

Low Clouds (% Sky Obscured)

51
35
20
8
19
23
30
35
41
46
34
23
11
9
7
10

Medium Clouds (% Sky Obscured)

80
61
38
20
34
45
58
61
65
68
58
48
38
33
24
15

High Clouds (% Sky Obscured)

35
40
38
20
34
39
25
14
7
0
2
2
3
4
4
5

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

32
28
25
21
20
17
8
18
21
17
30
37
40
43
42
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
5

Feels Like (°C)

0
1
1
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-0

Dew Point (°C)

1
1
1
2
2
2
2
2
2
2
2
2
3
3
4
4

Relative Humidity (%)

75
76
79
83
86
85
83
82
85
85
88
89
93
94
94
93

Pressure (mb)

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

Ozone (du)

279
277
277
278
278
277
277
277
274
272
269
276
284
291
294
297

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

Generated: 12/11/25 20:32:24. Forecast: 12/11/25 to 18/11/25. Timezone: UTC+1.00