Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 17

Waxing Crescent 29%

08:59

02:13

06 Bad
07 Bad
08 Bad
09 OK
10 OK
11 Bad
12 OK
13 OK
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

Sun - Rise: 05:04, Set: 20:59, Transit: 13:02. Moon - Rise: 08:59, Set: 02:13. Civil Dark: 21:43 - 04:20. Nautical Dark: 22:44 - 03:17. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
98
66
46
40
47
38
35
40
44
48
60
59
51
65
51
42
35
20
9
15
29
31
38

Low Clouds (% Sky Obscured)

17
97
56
29
26
35
27
31
27
23
22
14
6
14
16
31
20
19
13
3
9
24
27
30

Medium Clouds (% Sky Obscured)

95
96
44
6
20
29
23
20
24
27
24
27
24
34
49
30
20
23
13
5
11
23
20
28

High Clouds (% Sky Obscured)

7
0
7
23
15
7
3
1
2
19
27
48
48
23
31
27
23
14
5
3
2
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
8
10
10
10
10
10
10
10
10
10
10
10
10

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
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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
6
12
10
10
18
16
6
11
15
16
22
15
14
20
9
9
10
8
6
6

Precipitation Amount (mm)

0
0
0
0
0.03
0.09
0.07
0.08
0.11
0.11
0.05
0.12
0.13
0.12
0.15
0.06
0.04
0.07
0.01
0.01
0.02
0.01
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
9
11
12
14
15
15
16
16
17
18
18
18
17
15
13
12
11
11
10
10
9
9
8

Feels Like (°C)

7
8
11
12
14
15
15
16
16
17
18
18
18
17
15
13
12
11
11
10
8
8
7
7

Dew Point (°C)

7
8
9
10
10
10
10
10
10
10
10
10
10
11
12
11
10
10
9
9
8
8
8
8

Relative Humidity (%)

94
93
90
83
77
73
70
67
69
66
59
58
62
71
81
86
89
90
90
90
90
93
95
98

Pressure (mb)

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

Ozone (du)

379
379
377
377
377
376
378
378
381
384
385
385
385
383
379
378
379
380
380
379
381
382
383
380

Tuesday 18

Waxing Crescent 39%

10:09

02:41

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

Sun - Rise: 05:02, Set: 21:00, Transit: 13:02. Moon - Rise: 10:09, Set: 02:41. Civil Dark: 21:44 - 04:18. Nautical Dark: 22:47 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
45
60
85
94
100
95
58
71
92
87
42
37
34
32
24
34
33
41
84
94
88
81
66

Low Clouds (% Sky Obscured)

27
30
48
73
72
100
26
27
63
91
81
16
20
21
24
14
12
16
17
27
27
23
32
16

Medium Clouds (% Sky Obscured)

38
38
36
72
78
100
95
46
15
19
16
38
30
30
25
18
14
16
15
21
31
33
33
27

High Clouds (% Sky Obscured)

0
0
0
2
41
27
13
11
17
21
14
4
6
1
0
5
23
17
27
77
91
81
69
52

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

6
9
25
20
28
23
10
9
11
9
5
6
10
11
13
12
7
7
6
8
12
17
20
33

Precipitation Amount (mm)

0.01
0.03
0.13
0.11
0.23
0.19
0.06
0.06
0.1
0.1
0.05
0.05
0.06
0.07
0.11
0.07
0.02
0.02
0.02
0.05
0.05
0.06
0.07
0.12

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
99
95
91
88
85
83
74
66
62
62
66
71
77
82
85
86
87
88
89
91
94
98

Pressure (mb)

1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1012
1012
1012
1011
1012
1012
1012

Ozone (du)

379
375
371
371
375
375
374
374
373
374
376
377
378
379
375
377
378
379
380
381
376
376
375
375

Wednesday 19

First Quarter 49%

11:26

03:03

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 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:01, Set: 21:02, Transit: 13:02. Moon - Rise: 11:26, Set: 03:03. Civil Dark: 21:46 - 04:16. Nautical Dark: 22:49 - 03:12. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
88
64
64
62
63
77
92
95
91
78
83
67
44
20
20
20
20
20
20
46
46
46
46

Low Clouds (% Sky Obscured)

21
67
39
25
20
41
57
86
91
88
77
71
63
41
9
9
9
9
9
9
41
41
41
41

Medium Clouds (% Sky Obscured)

49
73
12
6
6
19
26
19
84
85
52
76
59
39
19
19
19
19
19
19
24
24
24
24

High Clouds (% Sky Obscured)

51
52
52
56
53
37
54
51
0
0
0
0
9
0
0
0
0
0
0
0
6
6
6
6

ISS Passover

Visibility (miles)

3
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

43
36
6
0
3
3
4
4
4
4
4
4
4
5
13
12
11
10
6
4
4
3
0
5

Precipitation Amount (mm)

0.15
0.13
0.01
0
0.01
0.01
0.01
0.02
0.03
0.03
0.01
0.01
0.01
0.02
0.09
0.08
0.07
0.05
0.04
0.02
0.01
0.01
0
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
8
11
12
12
12
13
14
15
16
16
16
15
14
13
11
11
9
8
7
7
6
6

Dew Point (°C)

8
9
9
8
8
8
8
8
8
7
7
7
7
8
9
9
9
8
8
8
8
7
7
7

Relative Humidity (%)

99
98
92
84
78
75
74
69
64
59
55
56
57
63
73
78
83
86
88
89
91
93
94
97

Pressure (mb)

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

Ozone (du)

375
376
376
376
375
374
373
373
373
373
374
374
374
375
372
372
373
374
375
375
376
376
375
375

Thursday 20

Waxing Gibbous 60%

12:45

03:21

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

Sun - Rise: 04:59, Set: 21:03, Transit: 13:02. Moon - Rise: 12:45, Set: 03:21. Civil Dark: 21:48 - 04:15. Nautical Dark: 22:52 - 03:10. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

46
46
46
46
46
46
46
46
38
38
38
38
38
38
33
33
33
33
33
33
35
35
35
35

Low Clouds (% Sky Obscured)

41
41
45
45
45
45
45
45
21
21
21
21
21
21
7
7
7
7
7
7
23
23
23
23

Medium Clouds (% Sky Obscured)

24
24
17
17
17
17
17
17
31
31
31
31
31
31
31
31
31
31
31
31
33
33
33
33

High Clouds (% Sky Obscured)

6
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
8
6
20
9
8
12
10
12
11
7
10
7
5
5
3
2
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.02
0.03
0.01
0.09
0.04
0.08
0.15
0.12
0.14
0.14
0.1
0.12
0.08
0.06
0.05
0.02
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
8
10
11
13
13
13
13
14
15
15
15
14
13
12
11
8
8
7
7
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

98
96
94
93
88
77
73
69
69
63
58
63
62
63
69
76
81
85
89
89
89
92
96
98

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1020
1020
1020
1021
1021
1021
1020
1020
1020
1019

Ozone (du)

374
373
371
370
370
368
367
367
366
366
364
363
361
358
361
361
361
357
353
349
344
343
343
343

Friday 21

Waxing Gibbous 71%

14:07

03:37

06 OK
07 OK
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: 04:58, Set: 21:05, Transit: 13:02. Moon - Rise: 14:07, Set: 03:37. Civil Dark: 21:50 - 04:13. Nautical Dark: 22:54 - 03:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

35
35
95
95
95
95
95
95
100
100
100
100
100
100
98
98
98
98
98
98
95
95
95
95

Low Clouds (% Sky Obscured)

23
23
7
7
7
7
7
7
34
34
34
34
34
34
37
37
37
37
37
37
8
8
8
8

Medium Clouds (% Sky Obscured)

33
33
15
15
15
15
15
15
98
98
98
98
98
98
98
98
98
98
98
98
41
41
41
41

High Clouds (% Sky Obscured)

1
1
95
95
95
95
95
95
100
100
100
100
100
100
0
0
0
0
0
0
92
92
92
92

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
1
1
2
0
3
17
37
28
9
0
4
10
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.03
0
0.04
0.25
0.41
0.24
0.03
0
0.01
0.09
0.22

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
9
10
11
13
14
14
15
16
17
18
17
16
16
15
14
13
13
12
12
12
12
12
12

Feels Like (°C)

5
7
8
11
13
14
14
15
16
17
18
17
16
16
15
14
13
13
12
12
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

96
93
85
76
71
66
63
61
53
50
48
49
54
61
64
69
77
83
86
86
86
84
82
83

Pressure (mb)

1019
1018
1019
1018
1018
1017
1017
1016
1016
1015
1014
1014
1013
1012
1011
1011
1011
1010
1009
1008
1008
1007
1006
1006

Ozone (du)

344
343
346
346
345
346
346
346
346
348
349
349
350
350
350
351
353
355
358
361
363
363
362
361

Saturday 22

Waxing Gibbous 81%

15:30

03:52

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 OK
03 OK
04 OK
05 OK

Sun - Rise: 04:57, Set: 21:06, Transit: 13:02. Moon - Rise: 15:30, Set: 03:52. Civil Dark: 21:51 - 04:12. Nautical Dark: 22:57 - 03:05. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
95
83
83
83
83
83
83
99
99
99
99
99
99
81
81
81
81
81
81
23
23
23
23

Low Clouds (% Sky Obscured)

8
8
20
20
20
20
20
20
64
64
64
64
64
64
60
60
60
60
60
60
18
18
18
18

Medium Clouds (% Sky Obscured)

41
41
22
22
22
22
22
22
84
84
84
84
84
84
63
63
63
63
63
63
15
15
15
15

High Clouds (% Sky Obscured)

92
92
77
77
77
77
77
77
95
95
95
95
95
95
44
44
44
44
44
44
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

32
57
69
64
55
55
56
61
62
53
44
36
31
26
21
16
10
6
4
0
0
0
2
3

Precipitation Amount (mm)

0.32
0.42
0.45
0.34
0.27
0.28
0.33
0.65
0.96
0.78
0.46
0.33
0.28
0.24
0.19
0.12
0.06
0.03
0.01
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
12
13
13
13
14
14
14
14
14
14
14
14
14
13
12
12
12
12
11
11
11

Feels Like (°C)

12
12
12
12
13
13
13
14
14
14
14
14
14
14
14
14
13
12
12
12
12
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

90
100
100
100
97
91
91
91
90
87
84
81
79
78
79
79
80
82
83
83
83
84
86
87

Pressure (mb)

1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

362
362
364
365
368
370
371
372
373
375
377
378
376
373
371
372
375
376
373
370
368
371
376
379

Sunday 23

Waxing Gibbous 90%

16:57

04:09

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

Sun - Rise: 04:56, Set: 21:08, Transit: 13:02. Moon - Rise: 16:57, Set: 04:09. Civil Dark: 21:53 - 04:10. Nautical Dark: 22:59 - 03:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
23
6
6
6
6
6
6
49
49
49
49
49
49
100
100
100
100
100
100
2
2
2
2

Low Clouds (% Sky Obscured)

18
18
6
6
6
6
6
6
23
23
23
23
23
23
19
19
19
19
19
19
2
2
2
2

Medium Clouds (% Sky Obscured)

15
15
2
2
2
2
2
2
34
34
34
34
34
34
92
92
92
92
92
92
2
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
21
21
21
21
21
21
100
100
100
100
100
100
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
11
12
12
12
13
13
13
13
12
11
10
9
8
6
5
3
3
3
3
3
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
12
13
13
14
15
16
17
18
19
19
19
18
17
17
16
15
13
12
12
11
9
8
8

Dew Point (°C)

9
9
9
9
9
9
8
8
8
8
8
7
7
7
8
8
8
8
8
8
8
7
7
8

Relative Humidity (%)

86
85
82
76
70
65
60
56
51
49
48
48
49
51
54
59
64
69
74
77
80
84
88
90

Pressure (mb)

1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1015
1015
1015
1015
1014
1014

Ozone (du)

379
377
375
373
371
370
369
370
370
370
369
368
368
368
368
368
367
366
366
366
366
365
363
362

Forecast for Lichtenberg, Berlin, Germany (52.53,13.50)

Generated: 17/05/21 06:36:06. Forecast: 17/05/21 to 23/05/21. Timezone: UTC+2.00