Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:22

19:31

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
06 Bad
07 Bad

Sun - Rise: 07:10, Set: 19:44, Transit: 13:26. Moon - Rise: 03:22, Set: 19:31. Civil Dark: 20:28 - 06:26. Nautical Dark: 21:22 - 05:33. Astro Dark: 22:22 - 04:33

Total Clouds (% Sky Obscured)

73
81
98
100
100
100
98
99
97
97
90
100
98
100
100
100
100
91
67
59
71
93
93
78

Low Clouds (% Sky Obscured)

21
26
18
22
20
22
22
21
19
23
14
15
15
14
64
75
69
45
30
35
56
88
90
72

Medium Clouds (% Sky Obscured)

25
71
70
65
100
100
98
91
85
82
48
100
96
100
100
95
75
61
56
44
40
28
19
18

High Clouds (% Sky Obscured)

60
81
98
100
100
58
51
43
16
24
50
100
96
100
88
71
97
88
59
37
4
4
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
4
5
1
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
95
95
95
95
77
20
8
5
29
19
33
65
86
33
26
12
33
44
7
3
1

Precipitation Amount (mm)

0
0
0
1.1
1.3
1.1
1.1
0.5
0
0
0
0
0
0
0.5
1.3
0
0
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
13
14
15
15
15
16
15
15
15
14
13
12
11
11
11
11
11
10
10
10
10
10
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
87
80
73
68
66
64
66
67
70
78
87
95
96
95
96
95
96
96
98
98
98
96
96

Pressure (mb)

1004
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1003
1003
1003
1002
1002
1002
1002
1002
1002
1002
1002

Ozone (du)

284
283
284
285
285
285
286
287
287
287
289
290
290
290
291
291
291
290
291
291
289
289
288
287

Friday 19

Waning Crescent 6%

04:59

19:27

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

Sun - Rise: 07:12, Set: 19:41, Transit: 13:25. Moon - Rise: 04:59, Set: 19:27. Civil Dark: 20:25 - 06:29. Nautical Dark: 21:18 - 05:36. Astro Dark: 22:18 - 04:37

Total Clouds (% Sky Obscured)

64
31
37
38
53
37
30
50
19
14
0
2
30
77
100
100
100
97
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

55
26
30
27
49
21
18
41
11
10
0
0
1
13
27
31
34
19
29
91
95
54
22
41

Medium Clouds (% Sky Obscured)

8
0
0
0
9
3
0
10
10
5
0
0
0
0
0
73
100
82
92
100
99
96
98
84

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
2
25
77
100
100
100
73
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

1
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
Light Rain
Very Light Rain

Precipitation Probability (%)

1
1
17
29
28
20
7
2
2
0
0
0
0
0
0
0
0
0
0
17
90
75
79
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.4
0.4
0.2

Wind Speed/Direction (mph)

2
2
2
3
3
5
6
6
7
6
6
5
3
3
3
4
4
5
6
7
8
9
11
10

Chance of Frost

Temperature (°C)

10
12
13
15
16
16
16
16
16
15
14
13
11
10
10
10
10
10
11
11
12
13
13
14

Feels Like (°C)

10
12
15
17
18
16
17
17
15
15
15
14
12
11
9
9
9
9
9
9
10
11
10
10

Dew Point (°C)

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

Relative Humidity (%)

95
92
83
75
70
68
66
64
65
67
74
84
96
98
98
98
96
91
88
90
89
93
87
83

Pressure (mb)

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

Ozone (du)

286
286
285
283
284
284
285
285
284
279
278
277
277
276
273
273
273
272
273
274
275
276
276
279

Saturday 20

Waning Crescent 2%

06:31

19:23

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 07:15, Set: 19:38, Transit: 13:25. Moon - Rise: 06:31, Set: 19:23. Civil Dark: 20:21 - 06:31. Nautical Dark: 21:14 - 05:39. Astro Dark: 22:13 - 04:40

Total Clouds (% Sky Obscured)

100
56
54
52
55
50
86
61
66
80
50
35
89
98
78
83
66
93
98
97
99
100
90
100

Low Clouds (% Sky Obscured)

30
33
30
38
27
0
0
0
0
4
9
7
8
9
0
0
4
5
34
57
85
96
80
74

Medium Clouds (% Sky Obscured)

56
39
24
11
0
0
0
18
15
20
19
19
25
33
39
34
36
38
47
47
56
61
90
63

High Clouds (% Sky Obscured)

100
56
54
50
38
46
86
54
50
55
35
10
54
81
25
78
60
68
79
84
66
50
52
100

ISS Passover

Visibility (miles)

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

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 (%)

17
34
29
25
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
26
45
86
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
0.5
0.7

Wind Speed/Direction (mph)

10
9
10
12
12
12
11
11
11
10
8
5
4
4
3
3
3
3
4
5
5
6
6
6

Chance of Frost

Temperature (°C)

13
13
14
15
15
15
15
15
15
14
13
13
11
11
10
10
9
9
9
9
9
10
10
10

Feels Like (°C)

10
10
13
14
13
12
11
11
11
10
10
11
11
9
9
9
8
9
7
7
7
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

86
83
79
75
73
67
62
62
64
66
68
70
77
80
83
84
84
84
87
87
88
80
80
91

Pressure (mb)

1002
1002
1002
1003
1003
1003
1004
1004
1005
1005
1006
1006
1006
1007
1007
1007
1007
1006
1006
1005
1004
1004
1003
1002

Ozone (du)

282
284
287
288
288
289
289
289
290
291
291
292
292
292
292
293
294
292
290
291
292
294
294
295

Sunday 21

New Moon 0%

07:59

19:19

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
06 Bad
07 Bad

Sun - Rise: 07:17, Set: 19:34, Transit: 13:25. Moon - Rise: 07:59, Set: 19:19. Civil Dark: 20:18 - 06:34. Nautical Dark: 21:11 - 05:41. Astro Dark: 22:09 - 04:43

Total Clouds (% Sky Obscured)

78
81
100
100
60
100
100
100
74
84
88
75
49
44
58
44
44
60
79
87
47
51
42
40

Low Clouds (% Sky Obscured)

78
81
96
98
60
95
94
90
54
60
62
48
27
16
8
4
9
31
56
65
41
49
42
40

Medium Clouds (% Sky Obscured)

56
63
54
50
51
56
57
43
29
14
10
5
0
18
37
44
43
36
26
36
47
51
42
40

High Clouds (% Sky Obscured)

45
45
50
40
40
40
45
50
60
55
65
70
49
44
58
44
44
60
79
85
47
51
42
40

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

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

Precipitation Probability (%)

95
95
80
47
41
38
39
53
63
63
52
38
11
11
7
10
3
3
2
14
21
28
34
42

Precipitation Amount (mm)

1
0.7
0.4
0
0
0
0
0
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
9
11
11
12
13
13
13
14
14
14
13
13
14
13
13
13
13
13
12
11
9
8
7

Chance of Frost

Temperature (°C)

10
12
11
11
12
13
13
13
14
15
15
15
14
14
14
14
13
13
13
13
12
12
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
88
85
76
68
66
66
65
62
63
64
63
66
67
70
72
70
68
68
69
70
76
77
80

Pressure (mb)

1001
1001
1002
1002
1002
1002
1002
1001
1001
1001
1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003

Ozone (du)

296
297
298
303
309
311
314
314
311
309
309
307
306
307
309
310
310
311
311
312
314
315
314
312

Monday 22

Waxing Crescent 0%

07:59

19:15

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
06 Bad
07 Bad

Sun - Rise: 07:20, Set: 19:31, Transit: 13:24. Moon - Rise: 07:59, Set: 19:15. Civil Dark: 20:15 - 06:37. Nautical Dark: 21:07 - 05:44. Astro Dark: 22:05 - 04:47

Total Clouds (% Sky Obscured)

37
39
50
43
50
47
55
95
76
64
79
47
49
73
80
81
84
85
86
72
58
46
57
67

Low Clouds (% Sky Obscured)

37
27
32
31
35
28
28
28
26
28
18
10
3
17
18
20
22
22
25
16
12
9
22
35

Medium Clouds (% Sky Obscured)

37
39
44
43
43
43
42
45
45
44
29
15
2
14
27
38
46
52
54
61
58
46
57
67

High Clouds (% Sky Obscured)

37
39
20
0
0
0
6
40
18
11
25
16
20
12
6
6
3
1
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

41
56
68
85
81
76
70
67
60
53
42
28
7
12
15
1
7
9
0
0
1
1
43
65

Precipitation Amount (mm)

0
0.2
0.3
0.7
0.6
0.4
0.3
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
73
64
60
58
56
55
56
58
60
66
74
82
84
85
87
90
90
93
95
94
96
96
93

Pressure (mb)

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

Ozone (du)

311
310
311
313
316
317
316
312
311
310
308
309
309
309
309
308
308
306
304
302
301
301
301
301

Tuesday 23

Waxing Crescent 3%

09:27

19:11

08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 Bad
17 Bad
18 Bad
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

Sun - Rise: 07:22, Set: 19:28, Transit: 13:24. Moon - Rise: 09:27, Set: 19:11. Civil Dark: 20:11 - 06:39. Nautical Dark: 21:04 - 05:47. Astro Dark: 22:01 - 04:50

Total Clouds (% Sky Obscured)

81
66
55
40
32
29
27
39
48
56
51
48
58
65
78
86
90
95
90
87
88
86
75
67

Low Clouds (% Sky Obscured)

38
28
23
15
17
19
23
32
40
49
33
18
2
3
4
4
4
4
4
6
7
10
12
12

Medium Clouds (% Sky Obscured)

80
57
38
20
13
7
3
3
2
2
7
11
15
32
46
65
68
76
79
82
82
81
75
67

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
5
6
14
19
26
23
24
10
0
0
0
0
0
5
10
20

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

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

Precipitation Probability (%)

86
88
87
80
63
43
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.7
0.7
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
6
6
5
6
7
7
11
10
9
9
9
9
2
3
2
2
2
3
2
2
2
2

Dew Point (°C)

5
5
4
3
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1

Relative Humidity (%)

90
87
75
67
58
55
51
48
50
50
53
59
65
74
75
75
76
76
76
77
76
77
77
76

Pressure (mb)

1011
1012
1012
1012
1013
1013
1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

301
302
302
301
301
301
301
301
302
304
305
304
303
302
300
298
297
298
300
302
303
303
304
308

Wednesday 24

Waxing Crescent 7%

10:57

19:07

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

Sun - Rise: 07:25, Set: 19:25, Transit: 13:24. Moon - Rise: 10:57, Set: 19:07. Civil Dark: 20:08 - 06:42. Nautical Dark: 21:00 - 05:50. Astro Dark: 21:57 - 04:53

Total Clouds (% Sky Obscured)

47
50
52
65
72
75
79
80
72
70
62
49
30
30
30
35
52
56
66

Low Clouds (% Sky Obscured)

10
11
11
13
13
14
15
13
13
13
11
6
1
8
15
22
35
45
55

Medium Clouds (% Sky Obscured)

47
50
52
65
72
75
79
80
72
70
62
49
30
30
30
35
50
45
50

High Clouds (% Sky Obscured)

25
30
45
25
20
5
5
5
5
5
5
5
10
15
20
35
37
44
55

ISS Passover

Visibility (miles)

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

Precipitation Type

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
3
3
1
7
7
4
13
13
6
7
6
4

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
2
2
1
1
1
1
1
1
1
1
0
1
1
1
1
0

Relative Humidity (%)

75
72
67
63
58
55
52
49
51
54
56
60
62
65
67
68
70
70
68

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

311
314
315
315
315
316
317
318
318
319
320
320
321
322
323
323
324
324
324

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

Generated: 18/09/25 08:11:46. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+3.00