Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 7

Waning Crescent 18%

03:08

18:14

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 Good
23 Good
00 Good
01 Good
02 OK
03 OK
04 OK
05 Bad
06 Bad

Sun - Rise: 06:53, Set: 19:52, Transit: 13:22. Moon - Rise: 03:08, Set: 18:14. Civil Dark: 20:23 - 06:21. Nautical Dark: 21:01 - 05:44. Astro Dark: 21:40 - 05:05

Total Clouds (% Sky Obscured)

63
80
72
72
85
96
79
100
100
100
97
100
87
67
55
17
4
6
12
48
34
20
76
86

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

63
70
65
43
77
73
43
37
73
98
91
75
81
20
6
3
3
3
8
18
22
16
27
36

High Clouds (% Sky Obscured)

63
40
40
49
0
37
56
100
100
100
92
47
27
36
35
9
2
1
2
16
9
2
24
30

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 (%)

17
13
2
1
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 (%)

36
69
17
4
2
1
2
2
5
8
8
11
9
2
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)

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

Chance of Frost

Temperature (°C)

15
16
19
23
23
25
26
26
27
27
27
26
25
23
20
18
17
17
16
16
16
16
17
16

Feels Like (°C)

16
16
20
24
24
26
26
26
26
26
28
28
27
24
21
18
18
18
19
19
18
18
19
16

Dew Point (°C)

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

Relative Humidity (%)

92
85
84
76
62
57
49
49
47
53
62
67
70
72
72
73
77
79
79
78
79
79
79
81

Pressure (mb)

1023
1024
1023
1024
1023
1022
1022
1021
1021
1021
1020
1020
1020
1021
1021
1021
1021
1021
1020
1020
1019
1019
1018
1018

Ozone (du)

288
290
291
290
291
292
291
289
289
290
291
292
292
293
294
296
295
293
292
291
291
291
291
290

Tuesday 8

Waning Crescent 10%

04:32

18:42

07 Bad
08 Bad
09 OK
10 OK
11 OK
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 OK
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: 06:54, Set: 19:50, Transit: 13:21. Moon - Rise: 04:32, Set: 18:42. Civil Dark: 20:21 - 06:23. Nautical Dark: 20:59 - 05:46. Astro Dark: 21:38 - 05:06

Total Clouds (% Sky Obscured)

65
64
40
43
23
1
0
2
13
0
1
24
53
43
87
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

10
31
0
0
0
0
0
0
0
0
0
0
1
1
75
16
14
14
18
11
9
10
12
18

Medium Clouds (% Sky Obscured)

62
61
33
36
23
1
0
0
11
0
1
24
52
40
81
70
99
84
100
99
100
94
97
100

High Clouds (% Sky Obscured)

2
4
2
2
1
0
0
2
2
0
0
0
33
31
50
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
1
5
9
6
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
Light Rain
Moderate Rain
None
None
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
4
7
19
95
95
66
44
71
53
40
12
18
22
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
1.7
5.4
0
0
0.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
20
23
24
26
27
28
29
29
29
29
27
25
23
23
22
20
18
18
17
17
17
17

Feels Like (°C)

17
18
21
26
27
27
28
29
30
30
31
32
30
26
21
23
23
20
18
17
17
17
18
17

Dew Point (°C)

13
13
14
14
13
14
14
14
13
13
16
19
20
18
20
21
21
19
18
17
16
16
17
16

Relative Humidity (%)

78
74
67
58
52
47
44
41
39
38
43
56
63
67
84
89
91
95
95
93
93
93
95
93

Pressure (mb)

1018
1017
1017
1016
1016
1015
1014
1013
1012
1011
1009
1009
1009
1009
1011
1011
1012
1013
1013
1013
1012
1012
1011
1011

Ozone (du)

290
291
290
290
291
291
291
291
291
291
291
291
291
291
287
292
291
290
289
288
288
287
288
288

Wednesday 9

Waning Crescent 4%

05:53

19:05

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
06 OK

Sun - Rise: 06:55, Set: 19:48, Transit: 13:21. Moon - Rise: 05:53, Set: 19:05. Civil Dark: 20:19 - 06:24. Nautical Dark: 20:56 - 05:47. Astro Dark: 21:36 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
95
100
100
100
98
69
62
58
46
43
36

Low Clouds (% Sky Obscured)

14
39
85
95
92
96
98
99
100
100
100
94
94
89
53
21
8
4
6
5
3
1
1
1

Medium Clouds (% Sky Obscured)

100
100
100
100
100
98
100
99
100
99
95
93
100
83
63
55
55
54
60
54
58
46
43
36

High Clouds (% Sky Obscured)

100
100
100
95
99
100
100
100
100
100
100
100
100
75
100
100
100
95
50
45
40
35
30
30

ISS Passover

Visibility (miles)

9
9
9
9
3
9
5
5
3
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
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

60
74
81
95
95
95
95
95
95
72
45
45
37
21
15
1
0
0
0
1
1
2
7
5

Precipitation Amount (mm)

0
0.2
0.2
0.9
1.2
0.6
0.6
1.1
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
14
15
14
14
14
14
13
12
13
13
12
12
11
10
9
8
8
8
8
7
7

Feels Like (°C)

16
15
14
14
13
13
12
12
12
12
12
12
12
12
12
10
9
8
7
8
7
6
6
6

Dew Point (°C)

15
14
12
13
14
13
13
13
13
13
12
12
12
11
11
10
9
8
7
8
7
7
7
7

Relative Humidity (%)

95
95
92
93
96
95
95
95
96
96
95
93
95
95
93
95
95
95
93
95
93
94
94
94

Pressure (mb)

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

Ozone (du)

290
291
292
291
292
295
296
296
295
296
297
299
300
301
302
304
306
307
309
312
315
316
317
318

Thursday 10

Waning Crescent 1%

No Rise

19:23

07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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
04 Good
05 Good
06 Good

Sun - Rise: 06:57, Set: 19:46, Transit: 13:21. Moon - Rise: No Rise, Set: 19:23. Civil Dark: 20:17 - 06:26. Nautical Dark: 20:54 - 05:49. Astro Dark: 21:33 - 05:10

Total Clouds (% Sky Obscured)

32
46
62
75
61
37
39
5
5
3
6
9
12
8
4
0
0
0
0
2
0
0
1
4

Low Clouds (% Sky Obscured)

2
8
14
10
7
5
1
1
0
1
1
3
6
4
2
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

32
46
55
57
43
0
0
0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

25
15
20
20
1
16
27
0
3
2
0
0
0
0
0
0
0
0
0
2
0
0
1
4

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
1

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

Chance of Frost

Temperature (°C)

8
8
10
12
14
15
15
17
17
17
17
15
14
13
12
11
10
10
10
10
9
8
8
8

Feels Like (°C)

7
7
9
11
12
13
14
15
17
16
17
16
16
14
13
12
11
11
11
12
10
10
9
10

Dew Point (°C)

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

Relative Humidity (%)

96
96
93
84
73
60
55
53
51
50
52
59
71
76
80
84
87
88
90
91
91
91
91
93

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1022
1022
1022
1022
1022
1023
1023
1023

Ozone (du)

320
322
322
323
324
324
324
325
323
324
326
327
328
327
325
324
321
317
313
309
309
312
312
310

Friday 11

New Moon 0%

07:11

19:40

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
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: 06:58, Set: 19:44, Transit: 13:20. Moon - Rise: 07:11, Set: 19:40. Civil Dark: 20:15 - 06:27. Nautical Dark: 20:52 - 05:50. Astro Dark: 21:31 - 05:11

Total Clouds (% Sky Obscured)

2
4
4
5
5
5
8
8
53
48
60
75
86
90
88
86
82
76
74
73
72
67
60
53

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
48
48
60
75
86
90
87
83
78
76
74
65
56
51
50
48

High Clouds (% Sky Obscured)

2
4
4
4
5
5
8
7
47
32
51
63
61
65
65
70
65
65
65
61
62
54
53
53

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 (%)

1
0
0
0
0
0
1
2
1
1
1
1
1
3
3
2
6
7
4
6
6
3
6
4

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

Chance of Frost

Temperature (°C)

8
8
11
13
15
17
17
18
19
19
19
18
16
15
12
12
11
10
10
9
9
9
9
9

Feels Like (°C)

10
10
13
15
17
18
18
19
20
18
18
17
16
14
12
12
11
11
12
11
9
9
10
9

Dew Point (°C)

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

Relative Humidity (%)

93
90
80
72
66
62
57
54
52
50
49
62
69
71
73
76
77
80
84
85
85
85
85
82

Pressure (mb)

1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1021
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024

Ozone (du)

310
308
306
304
304
304
302
301
300
298
297
298
298
299
300
300
301
302
304
305
305
305
305
305

Saturday 12

Waxing Crescent 2%

08:26

19:57

07 OK
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 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Bad

Sun - Rise: 06:59, Set: 19:42, Transit: 13:20. Moon - Rise: 08:26, Set: 19:57. Civil Dark: 20:13 - 06:28. Nautical Dark: 20:50 - 05:52. Astro Dark: 21:28 - 05:13

Total Clouds (% Sky Obscured)

40
33
32
39
57
70
78
72
67
59
59
58
60
65
70
76
60
44
30
26
20
19
30
42

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
3
7
12
16
14
12
10
8
7
3
1
1
0
0
0
0
0
1

Medium Clouds (% Sky Obscured)

40
33
25
13
11
10
8
6
3
1
6
10
17
18
16
13
8
4
0
0
0
0
0
0

High Clouds (% Sky Obscured)

40
33
22
17
22
40
56
47
41
37
36
32
28
37
50
61
52
42
30
26
20
19
30
42

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 (%)

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

Chance of Frost

Temperature (°C)

9
9
11
13
15
16
17
18
18
18
18
18
16
15
14
13
12
12
11
11
10
10
9
10

Feels Like (°C)

8
7
9
10
11
11
12
11
18
17
16
18
19
19
13
12
13
13
12
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

81
78
73
66
62
60
58
57
55
54
53
61
67
75
78
81
84
86
87
88
88
91
91
90

Pressure (mb)

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

Ozone (du)

305
306
306
305
305
305
304
304
304
303
303
302
302
301
302
302
302
302
302
302
303
303
304
303

Sunday 13

Waxing Crescent 7%

09:41

20:14

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

Sun - Rise: N/A, Set: 19:40, Transit: 13:20. Moon - Rise: 09:41, Set: 20:14. Civil Dark: 20:11 - 06:30. Nautical Dark: 20:48 - 05:53. Astro Dark: 21:26 - 05:15

Total Clouds (% Sky Obscured)

50
45
45
45
40
35
35
31
36
40
54
67
80
81
83
85
73
61
45

Low Clouds (% Sky Obscured)

9
12
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
8
13
19
19
16
16
14
12
13
17
18
19
20
26
24

High Clouds (% Sky Obscured)

50
45
40
35
35
35
35
31
26
16
29
42
55
61
66
66
59
55
43

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
1
1
0
4
3
1
3
3
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

Wind Speed/Direction (mph)

3
3
2
2
3
3
3
3
3
3
3
2
2
2
3
3
4
4
4

Chance of Frost

Temperature (°C)

9
10
12
14
17
18
18
20
19
20
20
19
17
16
15
14
13
13
13

Feels Like (°C)

11
10
13
14
15
16
16
17
22
22
21
22
22
22
14
14
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

88
88
80
73
66
62
58
56
55
57
56
62
70
77
79
82
84
86
87

Pressure (mb)

1024
1024
1023
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

302
300
299
298
296
295
294
293
293
292
292
292
292
292
294
295
297
297
298

Forecast for Lettenboden, Bezirk Pfäffikon, Switzerland (47.38,8.92)

Generated: 07/09/26 07:19:49. Forecast: 07/09/26 to 13/09/26. Timezone: UTC+2.00