Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 19

Waxing Gibbous 60%

16:52

23:46

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

Sun - Rise: 08:15, Set: 18:01, Transit: 13:07. Moon - Rise: 16:52, Set: 23:46. Civil Dark: 18:44 - 07:32. Nautical Dark: 19:32 - 06:44. Astro Dark: 20:21 - 05:55

Total Clouds (% Sky Obscured)

17
13
6
16
30
35
34
34
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4

Low Clouds (% Sky Obscured)

17
4
6
11
30
35
34
34
30
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4

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)

2
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
1
9
14
23
25
24
18
3
8
8
8
7
5
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
3
1
-1
-1
-2
-3
-3
-3
-3
-2
-2
-1
-2
-2
-1
-1
1
2
2
2
1
2
2

Relative Humidity (%)

79
86
83
77
74
73
73
74
74
75
78
78
80
80
80
81
81
77
71
64
60
58
62
65

Pressure (mb)

1039
1039
1040
1040
1040
1040
1040
1040
1040
1040
1039
1039
1038
1038
1038
1038
1038
1038
1038
1037
1037
1036
1036
1035

Ozone (du)

258
258
258
259
260
260
259
258
257
257
257
257
257
258
259
261
264
265
264
264
264
265
266
267

Tuesday 20

Waxing Gibbous 70%

16:53

01:17

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

Sun - Rise: 08:18, Set: 17:58, Transit: 13:07. Moon - Rise: 16:53, Set: 01:17. Civil Dark: 18:41 - 07:35. Nautical Dark: 19:30 - 06:46. Astro Dark: 20:18 - 05:58

Total Clouds (% Sky Obscured)

0
0
8
1
5
4
8
31
34
63
72
73
95
98
92
74
75
71
66
68
72
72
77
83

Low Clouds (% Sky Obscured)

0
0
7
0
0
0
4
18
22
54
64
69
62
68
68
68
73
71
66
63
63
67
73
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
3
3
19
36
80
56
41
2
9
2
0
0
11
5
5
7

High Clouds (% Sky Obscured)

0
0
0
1
5
4
3
8
7
4
8
6
5
2
5
20
3
2
0
0
0
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
74
75
74
74
76
79
82
86
88
90
91
91
91
88
90
87
82
78
75
75
75
75
80

Pressure (mb)

1034
1034
1034
1033
1033
1033
1033
1032
1032
1032
1031
1031
1030
1030
1029
1029
1029
1029
1029
1028
1028
1027
1027
1026

Ozone (du)

268
270
272
273
271
269
268
267
267
268
270
272
274
274
275
277
278
279
279
279
280
281
284
294

Wednesday 21

Waxing Gibbous 79%

16:53

02:47

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: 08:20, Set: 17:55, Transit: 13:06. Moon - Rise: 16:53, Set: 02:47. Civil Dark: 18:38 - 07:37. Nautical Dark: 19:27 - 06:48. Astro Dark: 20:16 - 06:00

Total Clouds (% Sky Obscured)

76
60
79
96
100
100
100
97
94
100
63
54
55
81
83
87
93
92
90
89
94
97
94
90

Low Clouds (% Sky Obscured)

63
60
55
49
66
46
41
46
32
28
27
22
28
53
56
68
83
86
76
59
50
51
43
35

Medium Clouds (% Sky Obscured)

50
55
60
60
55
60
55
60
58
59
60
54
55
60
60
57
53
5
3
3
5
5
64
71

High Clouds (% Sky Obscured)

2
30
61
91
100
100
100
96
91
100
63
45
45
45
45
41
29
27
33
29
20
15
15
10

ISS Passover

Visibility (miles)

9
9
9
9
9
6
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
0
1
4
39
53
3
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
81
78
77
74
80
81
81
81
84
87
87
88
90
90
90
88
87
84
81
78
78
78
80

Pressure (mb)

1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022
1022
1022
1023
1023
1022
1022
1022
1022
1022

Ozone (du)

299
296
295
289
288
287
286
284
283
283
282
282
281
280
280
282
283
284
284
285
286
287
288
289

Thursday 22

Waxing Gibbous 87%

16:52

04:18

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: 08:23, Set: 17:52, Transit: 13:06. Moon - Rise: 16:52, Set: 04:18. Civil Dark: 18:36 - 07:39. Nautical Dark: 19:24 - 06:51. Astro Dark: 20:13 - 06:02

Total Clouds (% Sky Obscured)

87
89
91
78
76
78
81
76
90
81
83
90
100
100
100
100
100
98
95
93
89
99
98
97

Low Clouds (% Sky Obscured)

28
37
44
59
67
71
81
74
73
70
74
73
75
78
77
80
86
93
95
93
89
98
94
90

Medium Clouds (% Sky Obscured)

83
64
33
34
25
13
0
0
0
2
23
45
83
68
84
81
68
83
60
53
50
88
82
76

High Clouds (% Sky Obscured)

15
10
10
1
0
0
1
7
24
32
36
57
100
100
100
98
54
27
0
5
6
10
30
38

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
15
21
25
43
54
69
54
46
45
33
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

290
292
296
300
302
301
300
299
300
301
301
302
303
304
303
304
304
305
305
303
304
303
300
299

Friday 23

Waxing Gibbous 93%

16:53

05:51

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: 08:25, Set: 17:50, Transit: 13:06. Moon - Rise: 16:53, Set: 05:51. Civil Dark: 18:33 - 07:42. Nautical Dark: 19:22 - 06:53. Astro Dark: 20:10 - 06:04

Total Clouds (% Sky Obscured)

96
97
93
89
99
100
100
72
61
48
50
56
76
87
90
94
100
100
100
95
89
83
84
88

Low Clouds (% Sky Obscured)

86
84
83
78
80
72
72
62
54
48
50
55
55
56
59
62
65
82
99
95
89
83
84
88

Medium Clouds (% Sky Obscured)

27
24
25
29
41
46
55
40
20
0
0
0
0
47
52
50
84
85
87
70
54
35
43
50

High Clouds (% Sky Obscured)

63
63
78
89
90
92
89
49
26
1
0
1
8
10
10
10
25
35
55
54
43
24
14
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

22
13
10
8
11
9
9
8
4
0
0
0
0
0
0
0
58
61
66
54
44
35
25
18

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
87
87
91
93
93
95
96
96
96
98
98
96
96
96
96
96
96
96
96
95
93
90
88

Pressure (mb)

1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

300
303
310
307
306
306
306
307
309
308
306
304
304
303
301
300
298
296
294
292
291
291
291
290

Saturday 24

Waxing Gibbous 98%

15:53

06:28

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: 07:28, Set: 17:47, Transit: 12:06. Moon - Rise: 15:53, Set: 06:28. Civil Dark: 18:31 - 06:44. Nautical Dark: 19:19 - 05:55. Astro Dark: 20:08 - 05:07

Total Clouds (% Sky Obscured)

89
81
73
65
76
84
93
94
93
93
97
100
100
100
100
98
94
92
82
69
59
67
76
85

Low Clouds (% Sky Obscured)

87
81
73
65
76
76
73
72
72
71
80
87
91
94
98
91
84
77
71
68
59
58
52
46

Medium Clouds (% Sky Obscured)

57
58
55
51
53
60
67
59
51
42
60
69
78
85
93
91
87
81
55
29
3
13
20
29

High Clouds (% Sky Obscured)

5
9
12
20
46
72
87
71
53
35
61
72
81
90
98
95
89
78
49
24
0
22
44
65

ISS Passover

Visibility (miles)

9
9
8
6
4
6
8
9
9
9
9
9
9
9
9
9
8
6
4
6
8
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
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

15
41
58
64
65
59
42
28
17
11
15
18
19
15
14
22
32
44
48
48
44
32
20
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
91
93
95
95
93
93
93
95
93
90
88
88
87
87
84
81
80
78
78
78
78
78

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1013
1013
1012
1012
1011
1010
1010
1009

Ozone (du)

289
289
289
289
289
290
292
293
294
295
296
297
298
300
303
305
307
309
311
312
312
313
312
310

Sunday 25

Waxing Gibbous 100%

15:56

08:13

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

Sun - Rise: 07:31, Set: 16:44, Transit: 12:06. Moon - Rise: 15:56, Set: 08:13. Civil Dark: 17:28 - 06:46. Nautical Dark: 18:17 - 05:57. Astro Dark: 19:05 - 05:09

Total Clouds (% Sky Obscured)

79
78
75
75
73
70
79
87
95
95
95
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
45
42
45
47
47
52
56
61
61
62
65
68
71
76
79
83
87
89
91
91

Medium Clouds (% Sky Obscured)

22
13
7
9
13
16
25
31
40
36
32
32
37
42
47
54
60
68
78
89
100

High Clouds (% Sky Obscured)

53
44
38
26
15
2
29
59
87
71
61
55
68
84
97
98
99
100
98
97
95

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

Fog (%)

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

Precipitation Probability (%)

8
9
9
6
7
0
1
1
0
3
4
2
9
17
28
35
41
47
46
46
42

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
81
82
82
84
84
84
85
85
87
87
87
87
87
87
87
85
85
84
85

Pressure (mb)

1008
1008
1007
1006
1005
1004
1004
1003
1002
1001
1000
999
998
998
997
997
997
996
996
996
995

Ozone (du)

309
307
305
304
301
298
295
294
292
291
290
290
289
289
289
289
290
291
292
291
290

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 19/10/26 17:47:26. Forecast: 19/10/26 to 25/10/26. Timezone: UTC+3.00