Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 50%

03:34

10:14

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

Sun - Rise: 06:24, Set: 19:50, Transit: 13:08. Moon - Rise: 03:34, Set: 10:14. Civil Dark: 20:22 - 05:51. Nautical Dark: 21:02 - 05:11. Astro Dark: 21:45 - 04:28

Total Clouds (% Sky Obscured)

97
98
93
72
100
89
73
32
51
48
35
8
54
76
77
77
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
8
0
0
0
0
0
0
0
0
0
0
0
0
0
10
82
83
62
100
89

Medium Clouds (% Sky Obscured)

97
96
92
72
98
89
73
32
51
48
35
3
35
35
51
55
90
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

68
54
50
45
99
50
54
32
40
40
15
6
11
42
35
63
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
9
9
9
9
9
8
9
7
2
3

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
13
34
57
95
95
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
1.6
1.2
1.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
7
9
10
12
12
12
11
10
9
6
4
3
2
2
2
2
3
4
4
4
4
3
3

Feels Like (°C)

3
5
6
7
9
9
8
8
7
5
3
2
1
0
-1
0
1
1
1
2
2
2
1
0

Dew Point (°C)

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

Relative Humidity (%)

47
42
36
34
31
31
33
36
40
54
59
64
64
66
65
64
64
72
69
77
82
83
94
96

Pressure (mb)

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

Ozone (du)

388
389
391
392
392
392
391
392
394
394
394
394
393
390
388
387
384
383
384
385
387
390
393
396

Friday 10

Third Quarter 40%

04:03

11:20

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
08 Bad
09 Bad

Sun - Rise: 06:22, Set: 19:51, Transit: 13:08. Moon - Rise: 04:03, Set: 11:20. Civil Dark: 20:24 - 05:49. Nautical Dark: 21:04 - 05:09. Astro Dark: 21:47 - 04:25

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
96
93

Low Clouds (% Sky Obscured)

94
100
93
96
100
100
82
55
49
36
37
34
30
28
5
3
0
0
7
1
1
30
31
33

Medium Clouds (% Sky Obscured)

100
100
98
100
100
100
100
100
100
100
100
100
85
90
98
100
86
95
96
99
99
97
88
55

High 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
54
60

ISS Passover

Visibility (miles)

2
0
0
0
0
7
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
2
1
1
1
5
6
8
5
0
0
0

Precipitation Type

Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
49
34
22
6
19
17
6
13
0
0
0
0
0
0
0
0
0
0
1
0
0
0

Precipitation Amount (mm)

1.2
0.5
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
2
3
4
4
5
4
4
3
2
1
2
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
4
5
5
5
6
5
5
4
4
4
3
2
2
1
0
0
0
0
0
1
1

Relative Humidity (%)

98
98
98
96
98
96
94
93
91
93
96
96
96
94
93
91
93
93
93
91
91
89
83
75

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1018

Ozone (du)

394
395
392
391
392
392
392
391
387
385
383
381
379
377
374
371
368
366
363
361
360
361
361
360

Saturday 11

Waning Crescent 30%

04:25

12:33

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

Sun - Rise: 06:20, Set: 19:53, Transit: 13:07. Moon - Rise: 04:25, Set: 12:33. Civil Dark: 20:26 - 05:47. Nautical Dark: 21:06 - 05:07. Astro Dark: 21:50 - 04:23

Total Clouds (% Sky Obscured)

82
76
62
66
39
42
34
33
29
29
19
24
7
40
74
96
66
83
86
86
91
100
94
90

Low Clouds (% Sky Obscured)

21
14
4
0
8
10
6
0
0
0
0
0
0
0
0
0
5
15
34
45
40
30
15
20

Medium Clouds (% Sky Obscured)

71
62
51
64
24
14
19
18
11
4
0
0
3
23
34
57
66
83
83
30
72
93
92
89

High Clouds (% Sky Obscured)

25
3
3
3
16
42
0
0
10
19
15
17
7
13
21
33
4
58
60
9
22
46
38
62

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
1
11
0
0
4
9
25
28

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

Chance of Frost

Temperature (°C)

6
8
9
11
12
12
12
12
12
10
8
6
4
4
3
3
3
4
4
4
4
5
6
7

Feels Like (°C)

4
5
8
10
10
10
10
12
11
10
8
6
4
3
1
0
1
1
1
2
2
3
4
5

Dew Point (°C)

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

Relative Humidity (%)

65
56
46
39
37
38
39
40
45
62
77
83
85
83
76
70
67
62
64
64
64
66
69
71

Pressure (mb)

1018
1017
1016
1015
1014
1014
1013
1012
1012
1013
1014
1015
1015
1015
1015
1014
1014
1014
1014
1013
1013
1013
1014
1014

Ozone (du)

359
359
358
356
356
357
358
359
361
361
359
359
358
360
360
358
352
352
352
355
359
362
362
360

Sunday 12

Waning Crescent 21%

04:44

13:48

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
08 Bad
09 Bad

Sun - Rise: 06:18, Set: 19:54, Transit: 13:07. Moon - Rise: 04:44, Set: 13:48. Civil Dark: 20:27 - 05:45. Nautical Dark: 21:08 - 05:04. Astro Dark: 21:52 - 04:20

Total Clouds (% Sky Obscured)

86
88
93
98
95
91
89
91
96
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
28
40
60
58
55
53
59
65
72
82
92
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

36
40
36
64
61
81
35
36
29
73
88
78
84
86
84
84
74
67
61
73
83
98
96
92

High Clouds (% Sky Obscured)

49
65
67
66
60
39
44
67
79
90
88
95
100
100
100
100
100
99
99
76
50
25
10
38

ISS Passover

Visibility (miles)

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

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 (%)

17
18
13
9
9
7
4
4
5
9
26
21
24
19
16
10
11
10
3
7
6
5
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
80
80
76
76
78
81
87
90
91
93
94
94
93
93
94
94
94
96
94
94
94
94

Pressure (mb)

1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012

Ozone (du)

360
358
360
359
360
360
361
361
362
361
360
361
362
363
365
364
363
362
361
363
364
365
364
361

Monday 13

Waning Crescent 20%

05:00

15:04

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
08 Bad
09 Bad

Sun - Rise: 06:16, Set: 19:56, Transit: 13:07. Moon - Rise: 05:00, Set: 15:04. Civil Dark: 20:29 - 05:43. Nautical Dark: 21:10 - 05:02. Astro Dark: 21:54 - 04:17

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
98
95
93
95
98
100
94
88
83
89
94
100
93
86
81
73
67
58
65
71
77
84
92

Medium Clouds (% Sky Obscured)

88
76
79
77
66
64
63
64
66
74
69
94
100
69
94
56
66
75
83
88
84
84
90
94

High Clouds (% Sky Obscured)

51
38
58
65
68
51
37
47
59
63
91
95
100
100
100
100
100
100
100
81
64
46
63
81

ISS Passover

Visibility (miles)

7
9
9
9
9
9
9
9
7
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0

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
Very Light Rain

Precipitation Probability (%)

1
4
6
7
16
21
22
23
26
21
15
11
4
17
3
16
20
20
22
28
32
35
55
65

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
90
90
91
90
90
91
93
98
100
98
98
98
100
100
98
98
98
98
98
96
98
98

Pressure (mb)

1012
1011
1011
1010
1010
1009
1009
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

358
357
357
359
362
364
364
366
369
373
372
373
373
374
374
376
377
377
378
379
380
381
382
381

Tuesday 14

Waning Crescent 13%

05:15

16:21

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
08 Bad
09 Bad

Sun - Rise: 06:14, Set: 19:57, Transit: 13:07. Moon - Rise: 05:15, Set: 16:21. Civil Dark: 20:31 - 05:41. Nautical Dark: 21:11 - 05:00. Astro Dark: 21:56 - 04:15

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)

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

Medium Clouds (% Sky Obscured)

97
95
93
91
93
98
99
99
100
99
97
95
93
90
88
86
81
76
72
64
56
51
43
36

High Clouds (% Sky Obscured)

97
98
100
100
87
74
63
46
32
15
17
18
24
18
17
15
14
13
17
9
8
3
4
4

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

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

Precipitation Probability (%)

70
63
61
64
75
87
95
95
95
95
95
93
90
72
56
37
35
28
17
16
19
28
26
29

Precipitation Amount (mm)

0.2
0.2
0.2
0.3
0.4
0.6
0.7
0.7
0.8
0.9
0.7
0.7
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
100
98
98
98
98
100
100
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1013
1013
1014
1014
1015
1015
1016
1017
1018
1018
1019
1020
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025

Ozone (du)

380
379
377
376
375
373
371
369
369
370
370
370
370
369
369
369
368
369
369
370
371
372
373
373

Wednesday 15

Waning Crescent 6%

05:30

17:41

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: 06:12, Set: 19:59, Transit: 13:06. Moon - Rise: 05:30, Set: 17:41. Civil Dark: 20:32 - 05:39. Nautical Dark: 21:13 - 04:57. Astro Dark: 21:58 - 04:12

Total Clouds (% Sky Obscured)

99
100
100
100
100
99
99
99
99
98
98
99
100
99
97
93
93
94
95
96
96
96

Low Clouds (% Sky Obscured)

98
99
99
100
100
99
99
99
98
95
94
94
95
93
90
86
86
90
93
93
95
94

Medium Clouds (% Sky Obscured)

26
25
22
22
18
14
18
22
22
18
21
22
24
26
26
25
24
21
18
21
23
27

High Clouds (% Sky Obscured)

4
4
3
3
3
1
1
3
5
7
29
52
57
46
39
24
15
8
12
12
12
13

ISS Passover

Visibility (miles)

1
2
4
7
9
9
9
9
7
4
2
2
2
2
1
1
0
0
0
0
0
0

Fog (%)

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

Precipitation Probability (%)

35
28
21
15
15
14
11
15
12
4
38
48
19
24
29
10
12
9
1
2
3
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
98
98

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1024
1025
1025
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026

Ozone (du)

373
373
372
372
371
373
374
375
380
384
389
391
393
395
393
390
388
387
385
384
381
378

Forecast for Zwiesel, Lower Bavaria, Germany (49.02,13.24)

Generated: 09/04/26 10:28:46. Forecast: 09/04/26 to 15/04/26. Timezone: UTC+2.00