Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

New Moon 0%

09:36

16:21

13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 OK
22 OK
23 OK
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

Sun - Rise: 07:51, Set: 16:56, Transit: 12:23. Moon - Rise: 09:36, Set: 16:21. Civil Dark: 17:33 - 07:14. Nautical Dark: 18:14 - 06:34. Astro Dark: 18:53 - 05:54

Total Clouds (% Sky Obscured)

8
15
17
15
0
8
15
14
19
22
20
21
25
31
41
63
72
72
70
60
85
77
96
97

Low Clouds (% Sky Obscured)

8
15
17
14
0
7
15
14
19
22
20
21
25
31
37
57
60
60
60
49
41
42
53
52

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
2
2
2
0
2
31
33
68
80

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
4
54
91
100
97
95
88
85
98
88
86
87
95
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
66
67
74
81
82
85
86
88
89
89
89
89
89
91
89
91
91
91
91
88
80
74
71

Pressure (mb)

1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1014
1014
1014
1013
1013

Ozone (du)

262
263
263
257
257
261
264
266
264
263
259
256
256
253
249
244
244
247
247
247
245
244
244
244

Tuesday 10

Waxing Crescent 2%

10:44

16:48

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:53, Set: 16:55, Transit: 12:23. Moon - Rise: 10:44, Set: 16:48. Civil Dark: 17:31 - 07:16. Nautical Dark: 18:12 - 06:35. Astro Dark: 18:52 - 05:56

Total Clouds (% Sky Obscured)

93
98
99
100
100
100
100
99
98
98
100
100
100
100
100
100
100
100
100
100
99
98
98
100

Low Clouds (% Sky Obscured)

52
44
36
37
42
52
57
53
52
47
85
92
100
100
100
95
94
90
93
45
56
32
34
35

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
43
34
37
90
93
96
99
100
100
96
100
100
100
95
96
92
88
96

High Clouds (% Sky Obscured)

69
92
97
99
100
100
100
96
88
79
100
100
100
100
100
100
100
100
80
67
55
59
66
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
6
7
7
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
3
12
31
47
62
66
89
95
95
74
34
15
12
3
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.7
1.2
0.8
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
8
8
8
8
8
9
9
9
8
8
8
8
7
7
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
67
70
76
83
85
85
85
85
83
80
80
83
88
89
89
88
88
88
88
85
82
78
74

Pressure (mb)

1012
1012
1011
1010
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1005
1004
1004
1004
1004
1004
1005
1005
1005
1005

Ozone (du)

245
246
246
248
249
253
254
252
250
251
251
250
251
250
246
247
247
248
248
244
242
241
240
244

Wednesday 11

Waxing Crescent 5%

11:41

17:25

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:54, Set: 16:53, Transit: 12:23. Moon - Rise: 11:41, Set: 17:25. Civil Dark: 17:30 - 07:17. Nautical Dark: 18:11 - 06:36. Astro Dark: 18:51 - 05:56

Total Clouds (% Sky Obscured)

100
97
97
99
90
66
61
60
66
61
60
47
55
56
57
89
70
79
79
79
77
61
73
82

Low Clouds (% Sky Obscured)

35
34
37
39
46
52
53
52
42
43
41
4
11
4
14
47
56
72
74
77
73
59
70
77

Medium Clouds (% Sky Obscured)

50
72
30
30
23
30
40
56
60
61
44
44
48
56
48
47
7
0
0
0
0
2
4
5

High Clouds (% Sky Obscured)

100
63
76
88
88
19
51
13
19
0
1
0
3
1
1
0
0
0
0
2
3
1
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 (%)

0
0
0
0
0
1
3
5
5
4
2
0
0
0
1
2
3
4
4
4
3
5
9
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
70
74
82
88
90
91
91
91
89
91
89
89
86
83
80
76
73
75
79
83
76
70
57

Pressure (mb)

1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

245
243
244
245
245
247
246
245
244
244
243
245
247
246
246
245
244
244
246
248
249
245
243
244

Thursday 12

Waxing Crescent 10%

12:26

18:15

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

Sun - Rise: 07:56, Set: 16:52, Transit: 12:23. Moon - Rise: 12:26, Set: 18:15. Civil Dark: 17:29 - 07:19. Nautical Dark: 18:10 - 06:38. Astro Dark: 18:50 - 05:58

Total Clouds (% Sky Obscured)

37
28
20
16
11
6
18
15
19
21
29
34
31
28
25
24
25
24
22
19
16
46
53
67

Low Clouds (% Sky Obscured)

31
24
15
12
9
5
18
12
15
17
25
29
26
26
23
24
25
24
22
19
16
46
53
67

Medium Clouds (% Sky Obscured)

3
1
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
0
0
0
0
0
0
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 (%)

6
6
1
2
3
3
2
2
2
2
1
1
2
3
1
4
2
1
1
3
4
4
12
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
48
53
58
63
64
63
66
67
66
66
67
68
69
69
71
71
73
75
71
66
63
58
57

Pressure (mb)

1006
1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1011
1011
1012
1013
1014
1014
1015

Ozone (du)

246
245
244
242
245
248
251
251
249
250
251
254
258
260
262
264
266
267
269
269
269
269
270
271

Friday 13

Waxing Crescent 17%

12:58

19:15

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

Sun - Rise: 07:58, Set: 16:51, Transit: 12:23. Moon - Rise: 12:58, Set: 19:15. Civil Dark: 17:28 - 07:20. Nautical Dark: 18:09 - 06:39. Astro Dark: 18:49 - 05:59

Total Clouds (% Sky Obscured)

48
44
31
18
9
1
26
49
73
69
64
65
72
79
87
87
81
73
60
49
39
33
27
24

Low Clouds (% Sky Obscured)

47
44
31
16
9
1
26
49
73
69
60
65
67
64
61
68
68
72
60
49
39
31
26
21

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
11
22
28
20
16
11
10
5
0
0
0
0

High Clouds (% Sky Obscured)

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

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 (%)

13
10
11
2
5
3
5
12
2
1
1
0
1
2
1
6
6
5
7
6
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
9
7
7
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
57
59
67
71
76
80
83
80
79
82
80
78
79
78
78
80
82
85
80
76
72
67
63

Pressure (mb)

1015
1016
1016
1017
1017
1018
1019
1020
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

272
273
274
275
277
279
281
281
280
280
281
281
281
280
279
279
279
279
279
278
276
275
273
271

Saturday 14

Waxing Crescent 24%

12:58

20:24

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

Sun - Rise: 07:59, Set: 16:49, Transit: 12:24. Moon - Rise: 12:58, Set: 20:24. Civil Dark: 17:27 - 07:22. Nautical Dark: 18:08 - 06:41. Astro Dark: 18:48 - 06:01

Total Clouds (% Sky Obscured)

20
15
10
14
19
22
39
57
73
64
61
54
60
60
51
53
54
40
32
34
36
40
45
54

Low Clouds (% Sky Obscured)

16
10
5
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
1
3
4
18
28
30

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
15
15
15

High Clouds (% Sky Obscured)

2
3
4
9
14
19
32
45
57
56
51
43
51
49
51
53
54
40
32
34
36
40
45
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
21
27

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)

5
5
5
5
5
6
7
7
7
7
7
8
8
8
8
9
9
10
10
11
11
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
8
8
8
7
7
7
3
2
2
2
2
2
-1
-1
-1
-1
-2
-1
-2
-2
-2
-2
-2

Dew Point (°C)

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

Relative Humidity (%)

59
62
65
69
74
79
86
83
82
79
77
77
74
76
74
74
73
71
71
68
64
61
59
58

Pressure (mb)

1024
1024
1023
1023
1023
1023
1022
1022
1022
1021
1021
1020
1020
1019
1018
1018
1017
1016
1015
1015
1014
1014
1013
1012

Ozone (du)

269
269
269
269
267
266
265
266
266
267
267
267
266
266
266
265
265
265
264
264
263
263
263
263

Sunday 15

Waxing Crescent 33%

13:22

21:37

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
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:01, Set: 16:48, Transit: 12:24. Moon - Rise: 13:22, Set: 21:37. Civil Dark: 17:25 - 07:23. Nautical Dark: 18:07 - 06:42. Astro Dark: 18:46 - 06:02

Total Clouds (% Sky Obscured)

71
82
89
92
95
97
98
99
100
100
99
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

39
53
69
73
77
78
74
71
71
59
51
46
54
67
73
86
89
93

Medium Clouds (% Sky Obscured)

10
8
0
21
42
64
69
74
80
68
55
44
61
78
96
98
99
100

High Clouds (% Sky Obscured)

69
71
65
63
63
73
58
43
39
39
34
32
48
64
79
85
93
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
3
3

Fog (%)

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

32
36
37
30
26
22
21
29
36
38
34
15
22
32
49
69
86
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
5
5
5
5
5
5
5
6
6
6
7
7
8
8
8
8
8

Dew Point (°C)

-1
1
2
4
5
6
7
8
8
9
9
9
10
10
10
11
11
11

Relative Humidity (%)

56
60
64
68
73
78
84
85
87
90
90
91
93
95
95
96
96
98

Pressure (mb)

1011
1011
1010
1010
1009
1009
1009
1008
1008
1007
1006
1005
1004
1003
1002
1001
1000
1000

Ozone (du)

263
264
266
268
272
275
279
279
279
279
276
274
271
271
271
270
269
268

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

Generated: 09/11/26 13:25:29. Forecast: 09/11/26 to 15/11/26. Timezone: UTC+1.00