Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 7%

07:45

12:37

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 OK
01 Bad
02 OK
03 OK
04 Bad
05 Bad

Sun - Rise: 09:46, Set: 15:10, Transit: 12:28. Moon - Rise: 07:45, Set: 12:37. Civil Dark: 16:13 - 08:43. Nautical Dark: 17:13 - 07:43. Astro Dark: 18:08 - 06:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
90
100
97
91
91
86
66
34
74
22
34
60
99

Low Clouds (% Sky Obscured)

100
96
96
98
99
100
99
100
100
100
98
90
100
97
91
91
86
65
28
19
14
15
22
34

Medium Clouds (% Sky Obscured)

73
86
100
81
93
87
81
100
100
100
58
0
0
0
0
0
0
0
0
0
0
0
2
8

High Clouds (% Sky Obscured)

30
46
100
100
100
100
100
100
100
100
50
0
0
0
0
0
0
0
3
53
3
12
33
71

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
36
67
67
59
95
95
95
39
14
8
4
0
2
6
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
1.3
2.4
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
9
10
11
12
13
13
12
12
13
14
14
14
13
11
10
10
8
6
6
6
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
91
88
90
88
90
93
94
94
91
89
91
93
91
89
86
86
91
94
93
94
94

Pressure (mb)

1010
1009
1009
1008
1007
1006
1006
1005
1004
1003
1003
1003
1003
1004
1005
1006
1008
1009
1010
1010
1011
1011
1012
1012

Ozone (du)

263
267
283
300
311
322
328
333
331
324
325
328
318
302
296
291
284
275
266
266
268
267
273
271

Thursday 18

Waning Crescent 3%

09:27

12:36

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 09:47, Set: 15:10, Transit: 12:29. Moon - Rise: 09:27, Set: 12:36. Civil Dark: 16:13 - 08:44. Nautical Dark: 17:14 - 07:44. Astro Dark: 18:08 - 06:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
94
95
94
95
97
100

Low Clouds (% Sky Obscured)

35
35
35
35
30
33
69
51
28
34
34
32
41
90
100
100
100
100
88
86
84
88
63
64

Medium Clouds (% Sky Obscured)

50
82
44
5
7
54
42
59
62
50
74
89
100
92
93
58
44
12
15
49
25
26
40
68

High Clouds (% Sky Obscured)

60
61
58
48
46
100
100
100
94
100
100
100
100
73
65
64
58
52
28
28
41
46
75
99

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
6
7
7
43
40
13
8
1
1
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)

5
6
7
8
8
8
8
9
9
9
11
11
11
13
13
13
13
13
12
12
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
93
91
91
93
91
86
85
83
80
77
75
79
85
86
86
86
88
88
88
90
91
93
94

Pressure (mb)

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

Ozone (du)

262
257
253
251
250
251
253
251
253
251
250
250
253
253
253
254
252
261
263
262
257
260
260
257

Friday 19

Waning Crescent 1%

11:09

12:41

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 09:48, Set: 15:11, Transit: 12:29. Moon - Rise: 11:09, Set: 12:41. Civil Dark: 16:14 - 08:45. Nautical Dark: 17:14 - 07:44. Astro Dark: 18:08 - 06:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
97
100
100
91
71
72
74
81
86
88
91

Low Clouds (% Sky Obscured)

76
68
91
90
92
87
95
100
91
99
97
100
97
96
91
91
85
50
26
45
72
76
82
82

Medium Clouds (% Sky Obscured)

99
100
94
100
98
100
95
98
97
100
100
100
100
91
86
86
75
48
9
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
50
99
99
39
46
45
50
55
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
1
6
38
29
11
4
24
82
95
61
30
24
20
7
2
0
0
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.5
0.8
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
91
91
94
94
88
84
88
90
91
93
93
93
93
91
90
85
83
83
76
68
70

Pressure (mb)

1010
1010
1010
1010
1009
1009
1008
1008
1007
1006
1006
1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004
1004

Ozone (du)

252
251
248
252
256
270
274
282
282
285
289
290
288
286
289
296
304
313
319
323
335
326
327
325

Saturday 20

New Moon 0%

12:06

13:33

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

Sun - Rise: 09:48, Set: 15:11, Transit: 12:30. Moon - Rise: 12:06, Set: 13:33. Civil Dark: 16:14 - 08:45. Nautical Dark: 17:14 - 07:45. Astro Dark: 18:09 - 06:51

Total Clouds (% Sky Obscured)

92
92
93
93
93
92
89
87
59
74
35
33
53
49
19
25
20
28
37
31
37
58
43
32

Low Clouds (% Sky Obscured)

83
84
85
87
89
88
86
86
52
59
31
30
25
19
15
11
12
23
34
31
37
54
43
32

Medium Clouds (% Sky Obscured)

0
2
3
0
0
0
0
0
0
30
2
0
11
23
2
2
0
0
0
0
0
1
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
3
3
7
0
0
2
14
2
1
1
1
1
1
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 (%)

5
2
3
6
11
7
7
6
5
4
1
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)

13
13
13
13
12
13
12
12
11
10
9
8
7
6
6
6
6
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
76
79
79
78
80
80
75
79
82
83
85
86
86
88
89
91
91
93
91
93
93
93
93

Pressure (mb)

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

Ozone (du)

329
327
327
327
319
305
289
280
274
271
275
284
287
271
269
268
265
265
261
261
263
273
279
282

Sunday 21

Waxing Crescent 2%

12:12

15:16

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

Sun - Rise: 09:49, Set: 15:12, Transit: 12:30. Moon - Rise: 12:12, Set: 15:16. Civil Dark: 16:15 - 08:46. Nautical Dark: 17:15 - 07:45. Astro Dark: 18:09 - 06:51

Total Clouds (% Sky Obscured)

23
18
20
23
22
23
29
29
28
28
29
28
27
27
30
18
10
5
5
4
17
33
48
53

Low Clouds (% Sky Obscured)

23
18
17
16
16
16
22
23
21
20
22
18
17
19
30
18
10
5
5
4
17
17
21
24

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
18
10
5
5
0
0
0
0
3

High Clouds (% Sky Obscured)

0
0
1
2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
8
7
6
3
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
93
91
91
89
91
93
91
93
93
93
94
93
92
94
94
92
92
92
92
92
91

Pressure (mb)

1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017
1018
1019
1019
1020
1020
1020
1021
1021

Ozone (du)

284
281
281
282
281
288
291
289
285
286
283
282
280
282
284
288
292
296
300
304
308
312
316
320

Monday 22

Waxing Crescent 6%

12:10

17:02

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
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 09:49, Set: 15:12, Transit: 12:31. Moon - Rise: 12:10, Set: 17:02. Civil Dark: 16:15 - 08:46. Nautical Dark: 17:16 - 07:46. Astro Dark: 18:10 - 06:52

Total Clouds (% Sky Obscured)

59
67
74
82
90
90
89
86
86
89
95
94
94
95
94
95
96
97
99
98
97
97
97
95

Low Clouds (% Sky Obscured)

26
22
21
22
20
18
16
16
23
30
47
47
47
46
44
41
39
53
69
84
69
52
38
38

Medium Clouds (% Sky Obscured)

6
9
6
3
0
23
53
80
85
85
90
90
90
85
85
80
85
85
89
89
94
94
95
89

High Clouds (% Sky Obscured)

3
3
4
9
20
30
50
50
60
62
61
57
52
51
50
53
47
27
14
0
0
0
5
27

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
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)

5
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-2
-3
-2
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-5
-6
-6
-5
-5
-6
-6
-6
-7

Dew Point (°C)

-2
-2
-2
-2
-1
-2
-2
-2
-2
-2
-3
-3
-4
-5
-5
-5
-5
-5
-5
-6
-7
-6
-7
-7

Relative Humidity (%)

92
91
91
91
92
91
91
91
91
89
87
86
86
84
84
84
82
82
81
79
76
76
73
72

Pressure (mb)

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

Ozone (du)

324
327
330
330
330
330
329
329
328
334
340
346
350
354
358
358
357
357
353
350
346
337
328
319

Tuesday 23

Waxing Crescent 11%

12:08

18:46

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: 09:49, Set: 15:13, Transit: 12:31. Moon - Rise: 12:08, Set: 18:46. Civil Dark: 16:16 - 08:47. Nautical Dark: 17:16 - 07:46. Astro Dark: 18:10 - 06:52

Total Clouds (% Sky Obscured)

95
93
92
91
92
93
93
92
76
66
53
54
60
72
72
72
67
57
60
55

Low Clouds (% Sky Obscured)

35
26
24
20
20
21
21
22
24
31
42
52
54
61
61
61
61
53
50
47

Medium Clouds (% Sky Obscured)

90
93
85
74
68
61
50
36
26
19
12
21
25
25
34
28
28
31
37
37

High Clouds (% Sky Obscured)

50
68
65
69
53
41
22
13
39
66
53
54
60
72
51
30
10
6
3
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
3
4
6
6
3
3
3
1

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-5
-5
-5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
72
70
68
66
65
65
64
65
68
69
69
67
67
66
66
65
66
66

Pressure (mb)

1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031
1032
1032

Ozone (du)

321
324
326
327
328
328
332
335
339
335
331
326
323
319
316
308
300
292
286
279

Forecast for Ravani, Pori, Finland (61.43,21.93)

Generated: 17/12/25 06:10:02. Forecast: 17/12/25 to 23/12/25. Timezone: UTC+2.00