Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

First Quarter 51%

15:58

23:39

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
00 Bad
01 Bad

Sun - Rise: 08:10, Set: 18:38, Transit: 13:24. Moon - Rise: 15:58, Set: 23:39. Civil Dark: 19:12 - 07:36. Nautical Dark: 19:52 - 06:57. Astro Dark: 20:31 - 06:17

Total Clouds (% Sky Obscured)

48
59
63
55
44
54
92
95
78
92
89
93
97
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
24
34
35
32
30
92
93
74
89
85
90
95
90
80
49
88
100
77
75
88
96
92
93

Medium Clouds (% Sky Obscured)

48
59
31
12
2
34
46
27
1
28
28
29
33
71
90
83
100
100
100
100
100
100
92
93

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
19
83
56
77
100
100
100
100
100
100
93
77

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
3
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

5
7
5
5
9
9
8
6
6
18
12
14
4
15
3
5
21
22
52
52
79
95
71
71

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
1.1
0.2
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
93
91
93
93
95
91
90
80
87
88
90
81
84
83
85
88
90
95
96
96
96
95

Pressure (mb)

1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

300
300
299
297
296
295
294
291
286
284
281
279
279
280
281
281
280
280
279
279
281
282
282
283

Monday 19

Waxing Gibbous 61%

16:19

00:53

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 OK
15 Bad
16 OK
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 08:12, Set: 18:36, Transit: 13:24. Moon - Rise: 16:19, Set: 00:53. Civil Dark: 19:10 - 07:37. Nautical Dark: 19:50 - 06:58. Astro Dark: 20:29 - 06:19

Total Clouds (% Sky Obscured)

100
100
97
100
100
100
100
100
87
100
100
56
36
45
30
46
37
51
50
44
59
77
63
65

Low Clouds (% Sky Obscured)

98
100
97
93
91
85
89
85
58
37
36
17
14
26
14
31
24
27
24
22
27
15
11
23

Medium Clouds (% Sky Obscured)

80
92
53
47
56
45
44
45
24
4
2
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
43
100
100
100
86
93
38
100
100
41
20
18
20
12
12
23
22
20
42
70
51
53

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 (%)

46
12
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
91
93
92
91
88
85
79
71
63
58
57
59
63
69
77
79
78
78
81
81
81

Pressure (mb)

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

Ozone (du)

282
279
276
275
275
276
279
279
278
278
278
278
277
276
276
277
277
278
277
277
275
275
276
277

Tuesday 20

Waxing Gibbous 70%

16:35

No Set

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

Sun - Rise: 08:14, Set: 18:34, Transit: 13:24. Moon - Rise: 16:35, Set: No Set. Civil Dark: 19:08 - 07:39. Nautical Dark: 19:48 - 07:00. Astro Dark: 20:27 - 06:21

Total Clouds (% Sky Obscured)

90
96
93
99
84
60
77
66
79
26
43
61
44
78
98
97
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

27
32
36
29
26
29
35
32
29
6
43
61
44
78
77
83
88
87
92
96
97
97
97
41

Medium Clouds (% Sky Obscured)

0
0
0
0
4
4
4
2
24
22
30
35
43
70
67
52
79
97
66
92
86
92
89
86

High Clouds (% Sky Obscured)

74
83
72
98
74
13
28
16
44
20
12
29
22
45
62
40
48
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
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
6
10
21
47
27
28
25
25
36
46
42
32
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
4
3
3
2
3
3
1
3
2
4
6
7
8
8
8
8
7
7
8
8
8
7
8

Dew Point (°C)

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

Relative Humidity (%)

82
82
84
82
81
79
80
80
75
67
64
65
66
68
70
80
78
80
88
93
91
91
85
80

Pressure (mb)

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

Ozone (du)

276
276
276
276
275
275
275
275
276
275
275
274
273
275
275
277
281
283
285
286
288
289
291
293

Wednesday 21

Waxing Gibbous 79%

16:49

02:09

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
00 Bad
01 Bad

Sun - Rise: 08:15, Set: 18:32, Transit: 13:24. Moon - Rise: 16:49, Set: 02:09. Civil Dark: 19:06 - 07:41. Nautical Dark: 19:46 - 07:01. Astro Dark: 20:25 - 06:22

Total Clouds (% Sky Obscured)

100
100
100
95
95
92
94
97
100
100
100
100
100
100
99
88
74
61
59
42
37
35
35
42

Low Clouds (% Sky Obscured)

32
30
26
23
20
19
25
26
26
80
93
100
94
89
83
76
73
41
27
29
26
24
25
22

Medium Clouds (% Sky Obscured)

90
95
89
33
17
2
4
29
9
45
77
93
95
96
98
82
70
55
50
11
0
0
2
12

High Clouds (% Sky Obscured)

100
100
86
91
88
82
87
94
100
89
79
68
67
56
45
34
32
25
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

9
5
0
1
1
0
0
0
0
3
24
81
95
95
91
42
49
28
22
20
5
6
8
7

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.4
1.1
1.3
0.6
0
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
87
88
90
90
87
81
72
66
63
71
90
96
95
87
90
87
88
88
90
88
90
93

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1012
1012
1013
1013

Ozone (du)

293
290
290
295
296
287
286
286
285
284
284
285
286
285
285
288
289
295
300
301
304
304
307
307

Thursday 22

Waxing Gibbous 87%

17:00

03:26

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
00 Bad
01 Bad

Sun - Rise: 08:17, Set: 18:30, Transit: 13:23. Moon - Rise: 17:00, Set: 03:26. Civil Dark: 19:04 - 07:42. Nautical Dark: 19:44 - 07:03. Astro Dark: 20:23 - 06:24

Total Clouds (% Sky Obscured)

47
47
79
87
93
100
100
100
100
100
100
100
87
72
54
45
40
40
56
63
65
74
84
91

Low Clouds (% Sky Obscured)

27
27
38
38
82
80
81
83
84
89
95
100
81
60
41
40
37
33
20
12
5
2
2
2

Medium Clouds (% Sky Obscured)

13
6
57
67
75
80
76
71
12
8
4
3
9
17
24
21
16
13
14
15
15
17
19
21

High Clouds (% Sky Obscured)

0
0
0
50
77
100
73
45
35
17
8
0
0
0
0
7
17
40
44
39
37
55
72
89

ISS Passover

Visibility (miles)

9
9
9
9
9
6
8
9
9
9
9
9
9
7
5
3
4
6
8
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

12
19
18
38
52
55
52
14
7
17
10
29
52
61
64
79
91
95
74
48
14
9
7
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0
0
0
0
0
0
0.2
0.2
0.4
0.6
0.8
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
93
91
93
91
95
95
91
85
80
75
77
81
84
89
93
96
96
96
96
96
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

307
308
310
308
307
310
311
312
312
313
313
312
311
310
310
309
308
306
304
301
298
294
291
287

Friday 23

Waxing Gibbous 94%

17:12

04:44

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
00 Bad
01 Bad

Sun - Rise: 08:19, Set: 18:28, Transit: 13:23. Moon - Rise: 17:12, Set: 04:44. Civil Dark: 19:02 - 07:44. Nautical Dark: 19:42 - 07:05. Astro Dark: 20:21 - 06:26

Total Clouds (% Sky Obscured)

91
94
96
98
97
98
80
66
59
79
86
94
96
97
100
96
93
87
86
85
85
75
59
48

Low Clouds (% Sky Obscured)

20
37
53
59
64
69
53
44
34
37
41
45
56
62
68
73
77
82
69
54
41
30
21
10

Medium Clouds (% Sky Obscured)

39
56
76
81
86
90
75
59
44
48
57
65
77
89
100
88
76
65
70
74
73
49
30
14

High Clouds (% Sky Obscured)

84
83
85
90
95
95
74
48
26
30
35
12
23
35
43
39
36
30
22
22
28
19
9
1

ISS Passover

Visibility (miles)

9
9
9
9
7
4
2
4
7
9
9
8
8
7
6
5
6
8
9
9
9
9
7
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

1
1
3
66
95
95
95
95
66
47
40
49
81
95
95
95
95
95
86
67
33
33
34
49

Precipitation Amount (mm)

0
0
0
0.3
0.6
1.1
0.9
0.6
0.2
0
0
0
0.4
0.8
0.7
0.7
0.6
0.4
0.4
0.3
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
6
6
7
7
7
7
7
7
7
8
8
8
7
7
7
7
4
3
3
3
3

Dew Point (°C)

10
10
10
10
10
11
11
10
10
9
9
8
8
8
8
8
8
7
6
6
5
3
4
5

Relative Humidity (%)

95
95
93
93
93
95
95
89
83
76
75
72
71
75
80
85
85
82
81
78
74
69
75
82

Pressure (mb)

1013
1012
1011
1010
1009
1008
1007
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1008
1009
1010
1011
1012
1012
1012

Ozone (du)

283
282
282
281
285
289
293
299
305
310
311
312
313
314
315
316
320
324
329
330
330
331
331
331

Saturday 24

Waxing Gibbous 98%

17:24

06:04

Sun - Rise: 08:21, Set: 18:26, Transit: 13:23. Moon - Rise: 17:24, Set: 06:04. Civil Dark: 19:00 - 07:46. Nautical Dark: 19:40 - 07:06. Astro Dark: 20:19 - 06:27

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 Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 18/10/26 02:11:28. Forecast: 18/10/26 to 25/10/26. Timezone: UTC+2.00