Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

No Rise

18:27

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
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good

Sun - Rise: 07:11, Set: 19:34, Transit: 13:23. Moon - Rise: No Rise, Set: 18:27. Civil Dark: 20:05 - 06:41. Nautical Dark: 20:41 - 06:05. Astro Dark: 21:18 - 05:27

Total Clouds (% Sky Obscured)

0
10
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

0
0
1
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
3
2
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 (%)

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)

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

Chance of Frost

Temperature (°C)

11
11
11
10
10
13
16
19
21
23
25
26
26
25
24
21
18
16
15
14
13
12
12
12

Feels Like (°C)

12
12
11
10
11
14
17
20
23
25
26
29
28
28
27
24
20
19
18
17
15
15
14
15

Dew Point (°C)

8
8
9
8
8
9
9
10
11
12
13
14
14
15
18
18
16
14
13
13
12
11
11
11

Relative Humidity (%)

83
85
85
87
84
74
63
56
51
49
47
47
48
53
69
80
85
86
86
90
92
92
93
95

Pressure (mb)

1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1025
1025
1026
1026
1027
1027
1027
1027
1027

Ozone (du)

263
265
265
265
265
265
265
263
263
263
263
264
264
263
262
261
260
259
258
258
257
256
255
255

Friday 19

Waning Crescent 6%

04:18

18:45

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 OK
17 OK
18 Good
19 Good
20 OK
21 Bad
22 Bad
23 Bad
00 OK
01 OK
02 Bad
03 Bad

Sun - Rise: 07:13, Set: 19:32, Transit: 13:22. Moon - Rise: 04:18, Set: 18:45. Civil Dark: 20:03 - 06:42. Nautical Dark: 20:39 - 06:06. Astro Dark: 21:16 - 05:29

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
29
29
13
8
37
62
61
41
27
34
42
49

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
16
19
28
21
30
39
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
29
29
13
3
27
40
27
9
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 (%)

38
38
95
96
97
97
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)

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

Chance of Frost

Temperature (°C)

11
11
10
10
10
13
16
19
21
23
24
26
26
26
24
22
19
17
16
15
14
15
14
14

Feels Like (°C)

13
13
13
13
13
15
19
22
24
27
27
29
29
26
26
25
22
18
16
16
16
16
16
16

Dew Point (°C)

10
10
10
9
10
11
12
13
13
14
14
14
14
15
18
18
17
15
14
14
13
14
13
13

Relative Humidity (%)

93
96
95
95
95
89
79
68
62
56
51
48
48
52
68
78
85
89
90
92
93
95
93
95

Pressure (mb)

1026
1026
1026
1026
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1023
1023
1024
1024
1024
1025
1024
1024
1024
1024

Ozone (du)

255
254
254
253
253
253
253
252
252
252
252
253
251
252
252
252
252
252
251
251
250
250
251
250

Saturday 20

Waning Crescent 2%

05:31

19:01

04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 OK
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

Sun - Rise: 07:14, Set: 19:30, Transit: 13:22. Moon - Rise: 05:31, Set: 19:01. Civil Dark: 20:01 - 06:43. Nautical Dark: 20:37 - 06:07. Astro Dark: 21:14 - 05:30

Total Clouds (% Sky Obscured)

58
68
63
53
37
24
28
65
62
65
82
79
91
93
74
100
100
67
68
79
65
84
64
55

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
18
25
28
30

Medium Clouds (% Sky Obscured)

38
25
24
18
21
11
5
18
24
18
25
18
11
21
28
25
25
25
22
27
30
35
34
33

High Clouds (% Sky Obscured)

34
52
53
53
7
11
27
65
62
65
59
60
83
81
35
100
100
67
66
77
65
80
59
45

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
1
0
0
0
0
0
0
0
0
0
0
0
0
1
8
24
17
11
24
22
29
32
19

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)

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

Chance of Frost

Temperature (°C)

15
14
14
14
14
17
20
22
24
25
27
27
27
27
25
23
21
21
20
20
19
18
18
17

Feels Like (°C)

16
16
16
16
16
19
22
24
26
28
29
28
27
28
27
24
22
22
23
22
21
21
19
20

Dew Point (°C)

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

Relative Humidity (%)

93
93
95
93
90
83
69
61
54
49
47
47
51
61
72
80
84
85
91
93
95
93
95
95

Pressure (mb)

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

Ozone (du)

251
251
252
251
251
252
251
251
251
251
251
251
250
251
250
249
248
248
249
250
251
251
251
251

Sunday 21

New Moon 0%

06:42

19:16

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
02 Bad
03 Bad

Sun - Rise: 07:15, Set: 19:28, Transit: 13:22. Moon - Rise: 06:42, Set: 19:16. Civil Dark: 19:59 - 06:45. Nautical Dark: 20:35 - 06:09. Astro Dark: 21:12 - 05:32

Total Clouds (% Sky Obscured)

61
62
64
68
61
49
61
79
69
74
95
100
63
62
60
96
100
100
62
100
99
100
77
99

Low Clouds (% Sky Obscured)

31
36
36
43
38
26
25
32
38
45
44
44
44
46
48
46
49
45
41
42
46
50
65
92

Medium Clouds (% Sky Obscured)

33
33
33
35
28
24
20
31
42
53
50
45
45
44
43
44
45
43
43
44
65
94
61
46

High Clouds (% Sky Obscured)

59
62
64
63
44
27
34
60
54
63
92
100
63
62
60
96
100
100
62
100
99
73
56
82

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
4
5

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
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

4
10
7
4
10
8
0
8
12
13
26
39
51
59
70
85
95
95
92
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.5
0.2
0.6
0.5
0.5
1.1
1.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
16
17
18
20
21
22
22
22
22
21
21
20
18
17
17
17
16
16
16
16
15

Feels Like (°C)

19
18
18
18
18
20
22
22
21
23
23
22
22
23
22
21
18
17
17
19
16
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
95
95
88
78
67
57
51
48
46
48
50
67
80
86
87
89
92
93
95
100
98

Pressure (mb)

1016
1016
1016
1016
1017
1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1010
1011
1011

Ozone (du)

251
251
251
251
251
252
253
253
254
254
254
254
254
254
254
255
254
256
256
255
255
254
254
256

Monday 22

Waxing Crescent 1%

07:50

19:30

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
02 Bad
03 Bad

Sun - Rise: 07:17, Set: 19:26, Transit: 13:21. Moon - Rise: 07:50, Set: 19:30. Civil Dark: 19:57 - 06:46. Nautical Dark: 20:32 - 06:10. Astro Dark: 21:09 - 05:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
65
63
93
89
83
78
79
84
86
91
95
100
100
100
99
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

91
100
71
100
100
100
100
42
42
25
21
13
9
7
4
4
5
10
14
42
69
91
91
80

High Clouds (% Sky Obscured)

74
84
93
100
100
100
100
100
100
100
100
100
100
100
100
100
75
57
35
36
62
84
85
87

ISS Passover

Visibility (miles)

9
9
9
9
1
3
6
3
8
7
6
7
8
9
8
6
4
4
3
3
4
6
7
7

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
92
41
48
53
56
63
67
68
68
68
67
65
65

Precipitation Amount (mm)

1.7
2.4
2.9
3.6
3.4
1.8
1.3
1.5
1.1
0.5
1.5
0.9
0
0
0
0.2
0.3
0.4
0.3
0.4
0.4
0.3
0.3
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
13
13
13
14
14
14
14
14
14
14
14
13
14
13
13
12
13
12
12

Feels Like (°C)

14
15
14
14
14
13
14
14
14
14
14
14
14
14
14
15
15
14
14
14
13
14
14
12

Dew Point (°C)

14
14
13
13
13
13
13
13
13
13
13
14
14
14
13
13
13
13
13
13
12
12
12
12

Relative Humidity (%)

98
98
98
98
98
100
98
96
96
96
96
96
96
96
96
98
98
98
98
100
98
98
98
98

Pressure (mb)

1011
1011
1011
1012
1013
1013
1013
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

257
259
259
258
258
260
262
263
266
268
268
269
269
270
270
271
272
273
274
275
276
276
277
278

Tuesday 23

Waxing Crescent 3%

08:58

19:45

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
02 Bad
03 Bad

Sun - Rise: 07:18, Set: 19:24, Transit: 13:21. Moon - Rise: 08:58, Set: 19:45. Civil Dark: 19:54 - 06:47. Nautical Dark: 20:30 - 06:12. Astro Dark: 21:07 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

100
100
100
100
99
98
96
95
93
92
94
97
100
100
100
100
98
95
93
82
72
63
62
59

Medium Clouds (% Sky Obscured)

81
72
64
56
54
42
40
51
68
84
77
70
60
75
89
100
100
100
100
100
100
99
99
98

High Clouds (% Sky Obscured)

91
94
90
94
81
69
54
53
49
70
70
70
70
82
77
75
68
74
80
87
88
88
68
40

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

63
57
59
64
61
60
61
59
58
56
61
64
66
92
95
95
95
91
79
75
65
49
48
49

Precipitation Amount (mm)

0.3
0.2
0.3
0.4
0.3
0.3
0.3
0.3
0.2
0.2
0.3
0.3
0.3
0.7
0.9
0.7
0.6
0.4
0.2
0.3
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
100
98
98
98
98
98
96
98
96
96
98
96
98
98
98
98
100
100
98
98
98
98

Pressure (mb)

1014
1014
1014
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016

Ozone (du)

280
281
281
282
282
284
285
287
288
289
290
291
291
292
293
294
295
296
298
299
300
301
302
304

Wednesday 24

Waxing Crescent 7%

10:06

20:01

Sun - Rise: 07:19, Set: 19:22, Transit: 13:21. Moon - Rise: 10:06, Set: 20:01. Civil Dark: 19:52 - 06:49. Nautical Dark: 20:28 - 06:13. Astro Dark: 21:05 - 05:36

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 Wangen an der Aare, Oberaargau, Switzerland (47.24,7.66)

Generated: 18/09/25 04:07:38. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+2.00