Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 19

Waxing Crescent 39%

11:36

00:22

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: 08:35, Set: 17:04, Transit: 12:50. Moon - Rise: 11:36, Set: 00:22. Civil Dark: 17:42 - 07:57. Nautical Dark: 18:24 - 07:15. Astro Dark: 19:05 - 06:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
100
100
98
100
100
100
99
99
96

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
45
25
81
81
100
100
98
60
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
73
48
57
73
50
26
22
58
93
88
64
100
96
88
50
56
51
12
6
65

High Clouds (% Sky Obscured)

93
99
98
86
84
79
87
81
78
95
98
98
99
98
95
95
92
89
99
99
98
99
99
94

ISS Passover

Visibility (miles)

7
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Very 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
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 (%)

80
75
68
54
42
55
63
49
38
29
29
35
37
33
37
23
26
34
56
60
51
35
28
27

Precipitation Amount (mm)

1.12
1.11
1.08
0.52
0.14
0.41
0.63
0.29
0.14
0.12
0.11
0.11
0.13
0.11
0.14
0.06
0.07
0.11
0.31
0.32
0.17
0.11
0.07
0.11

Wind Speed/Direction (mph)

20
21
22
21
21
20
19
19
18
19
19
20
21
21
21
21
21
21
21
21
21
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
5
6
11
10
10
6
6
6
5
5
5
4
3
2
2
1
2
2
2
3
3
3
2

Dew Point (°C)

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

Relative Humidity (%)

91
90
89
86
90
92
93
92
95
96
96
97
96
95
94
93
92
91
91
90
89
87
87
87

Pressure (mb)

1004
1004
1004
1003
1003
1003
1003
1003
1003
1002
1002
1002
1001
1001
1000
1000
1000
999
998
998
997
998
997
997

Ozone (du)

285
286
285
284
285
288
294
297
297
296
295
294
296
296
296
292
291
292
292
294
294
292
293
294

Wednesday 20

First Quarter 49%

11:50

01:30

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 OK
09 OK

Sun - Rise: 08:34, Set: 17:05, Transit: 12:50. Moon - Rise: 11:50, Set: 01:30. Civil Dark: 17:44 - 07:56. Nautical Dark: 18:26 - 07:14. Astro Dark: 19:06 - 06:33

Total Clouds (% Sky Obscured)

95
98
98
100
100
100
100
98
99
92
100
100
95
99
100
93
56
100
99
100
100
43
11
8

Low Clouds (% Sky Obscured)

3
13
24
4
98
95
5
8
4
6
6
85
65
13
34
15
31
100
95
100
38
23
11
8

Medium Clouds (% Sky Obscured)

91
68
9
100
100
100
59
7
29
0
4
99
86
82
46
59
48
92
98
98
100
34
0
0

High Clouds (% Sky Obscured)

90
95
98
97
90
99
100
98
99
92
100
99
77
98
100
86
3
27
0
6
7
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
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

30
23
19
17
15
12
7
6
6
11
15
23
22
27
27
31
37
46
54
59
50
44
18
12

Precipitation Amount (mm)

0.14
0.07
0.04
0.05
0.1
0.08
0.02
0.02
0.03
0.11
0.18
0.24
0.29
0.31
0.23
0.2
0.2
0.37
0.57
0.48
0.1
0.16
0.06
0.08

Wind Speed/Direction (mph)

21
20
20
20
19
18
18
18
18
18
18
18
18
18
18
19
20
23
24
25
25
24
23
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
85
82
80
80
81
83
85
87
88
87
88
88
88
87
86
84
84
87
82
79
78

Pressure (mb)

997
997
996
996
995
994
993
993
993
992
991
991
990
989
988
987
985
984
984
984
986
986
987
988

Ozone (du)

294
295
294
292
292
292
291
290
291
292
293
298
300
303
304
309
313
317
322
327
330
330
333
333

Thursday 21

Waxing Gibbous 58%

12:05

02:39

10 OK
11 OK
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 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:32, Set: 17:07, Transit: 12:50. Moon - Rise: 12:05, Set: 02:39. Civil Dark: 17:45 - 07:54. Nautical Dark: 18:27 - 07:13. Astro Dark: 19:07 - 06:32

Total Clouds (% Sky Obscured)

13
16
8
26
38
34
29
41
43
100
100
100
100
100
100
100
100
100
100
100
100
46
46
46

Low Clouds (% Sky Obscured)

13
16
8
23
34
30
24
16
14
2
9
84
63
100
16
13
13
13
13
13
13
46
46
46

Medium Clouds (% Sky Obscured)

1
0
0
16
19
13
9
31
36
100
100
100
100
100
100
100
100
100
100
100
100
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
0
1
0
0
0
2
2
100
95
93
93
87
87
87
87
87
87
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

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

Precipitation Probability (%)

12
14
13
8
14
21
26
26
19
17
27
51
63
57
55
36
24
20
23
22
11
4
0
5

Precipitation Amount (mm)

0.1
0.11
0.07
0.03
0.06
0.13
0.18
0.15
0.09
0.07
0.1
0.35
0.82
0.52
0.63
0.3
0.13
0.09
0.1
0.06
0.02
0.01
0
0.01

Wind Speed/Direction (mph)

20
21
22
22
22
21
20
19
18
18
17
15
14
12
11
8
9
9
10
10
11
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
74
75
75
77
81
84
86
86
86
87
91
93
95
95
96
95
94
92
90
86
85
87
86

Pressure (mb)

988
989
989
989
989
988
988
988
988
987
986
985
985
984
984
984
985
985
986
986
986
988
990
990

Ozone (du)

333
333
330
327
326
326
326
326
326
322
323
324
324
325
327
326
329
331
334
335
336
337
337
338

Friday 22

Waxing Gibbous 68%

12:22

03:48

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

Sun - Rise: 08:31, Set: 17:09, Transit: 12:51. Moon - Rise: 12:22, Set: 03:48. Civil Dark: 17:47 - 07:53. Nautical Dark: 18:29 - 07:12. Astro Dark: 19:09 - 06:32

Total Clouds (% Sky Obscured)

46
46
46
37
37
37
37
37
37
11
11
11
11
11
11
66
66
66
66
66
66
100
100
100

Low Clouds (% Sky Obscured)

46
46
46
34
34
34
34
34
34
11
11
11
11
11
11
23
23
23
23
23
23
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
30
30
30
30
30
30
77
77
77

High Clouds (% Sky Obscured)

0
0
0
5
5
5
5
5
5
0
0
0
0
0
0
53
53
53
53
53
53
90
90
90

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
7
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

Very Light Rain
None
None
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
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
5
2
7
7
7
6
6
6
6
0
0
0
0
0
12
14
14
16
19
25
34
26
29

Precipitation Amount (mm)

0.02
0.01
0.01
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0
0
0
0
0
0.03
0.03
0.02
0.02
0.05
0.08
0.1
0.04
0.05

Wind Speed/Direction (mph)

11
12
13
14
14
12
11
10
9
9
9
9
9
9
9
9
9
9
9
8
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
2
3
3
2
2
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
2

Relative Humidity (%)

83
80
77
75
75
76
79
83
86
88
89
90
92
94
94
93
94
93
93
92
91
92
92
92

Pressure (mb)

991
992
992
992
993
993
994
994
995
995
995
996
996
996
996
996
996
996
995
996
996
996
996
996

Ozone (du)

338
339
341
347
350
353
355
353
351
344
345
346
348
349
349
352
353
352
352
353
353
354
357
357

Saturday 23

Waxing Gibbous 77%

12:42

04:58

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: 08:30, Set: 17:11, Transit: 12:51. Moon - Rise: 12:42, Set: 04:58. Civil Dark: 17:48 - 07:52. Nautical Dark: 18:30 - 07:11. Astro Dark: 19:10 - 06:31

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
38
38
38
38
38
38
100
100
100
100
100
100
100
100
100
100
100
100
77
77
77

Medium Clouds (% Sky Obscured)

77
77
77
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

90
90
90
98
98
98
98
98
98
100
100
100
100
100
100
0
0
0
0
0
0
98
98
98

ISS Passover

Visibility (miles)

7
9
10
10
10
10
10
10
10
4
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

32
30
25
18
18
27
33
41
48
38
46
46
46
47
37
53
57
47
33
31
38
42
34
17

Precipitation Amount (mm)

0.06
0.05
0.04
0.02
0.01
0.05
0.09
0.16
0.26
0.11
0.2
0.44
0.75
1.12
1.51
2.58
1.63
0.57
0.15
0.14
0.25
0.32
0.19
0.07

Wind Speed/Direction (mph)

6
6
6
6
6
6
6
6
7
7
8
8
9
10
10
14
15
15
16
16
16
17
18
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
91
90
89
90
92
96
98
100
100
100
100
100
99
97
95
93
91
90
90
89
89
89

Pressure (mb)

996
996
996
994
994
994
993
993
992
993
993
992
991
991
990
985
984
984
983
983
984
984
984
984

Ozone (du)

356
356
355
353
355
358
360
362
363
362
364
366
368
369
370
373
374
375
377
380
384
387
389
392

Sunday 24

Waxing Gibbous 84%

13:09

06:05

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: 08:29, Set: 17:12, Transit: 12:51. Moon - Rise: 13:09, Set: 06:05. Civil Dark: 17:50 - 07:51. Nautical Dark: 18:32 - 07:09. Astro Dark: 19:12 - 06:29

Total Clouds (% Sky Obscured)

100
100
100
98
98
98
98
98
98
96
96
96
96
96
96
99
99
99
99
99
99
99
99
99

Low Clouds (% Sky Obscured)

77
77
77
51
51
51
51
51
51
9
9
9
9
9
9
17
17
17
17
17
17
4
4
4

Medium Clouds (% Sky Obscured)

100
100
100
84
84
84
84
84
84
83
83
83
83
83
83
84
84
84
84
84
84
94
94
94

High Clouds (% Sky Obscured)

98
98
98
96
96
96
96
96
96
95
95
95
95
95
95
99
99
99
99
99
99
98
98
98

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
8
3
0
4
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
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
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

8
12
18
25
31
46
57
54
45
48
39
26
19
10
6
4
3
0
4
0
0
3
9
15

Precipitation Amount (mm)

0.04
0.06
0.19
0.39
0.58
0.77
0.78
0.5
0.26
0.2
0.14
0.06
0.02
0.01
0.01
0.02
0.01
0
0.01
0
0
0.01
0.01
0.01

Wind Speed/Direction (mph)

20
20
20
21
21
21
22
22
23
22
21
18
16
15
14
13
13
13
13
11
10
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
84
84
88
93
97
98
99
99
99
98
97
97
96
95
94
93
92
91
91
90
90
91

Pressure (mb)

984
983
983
983
984
985
986
987
989
990
991
993
994
995
995
996
997
998
998
998
999
999
999
999

Ozone (du)

393
394
394
395
396
397
398
401
403
405
405
404
404
404
404
404
405
406
407
408
408
408
408
408

Monday 25

Waxing Gibbous 91%

13:45

07:07

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

Sun - Rise: 08:27, Set: 17:14, Transit: 12:51. Moon - Rise: 13:45, Set: 07:07. Civil Dark: 17:52 - 07:50. Nautical Dark: 18:33 - 07:08. Astro Dark: 19:13 - 06:28

Total Clouds (% Sky Obscured)

99
99
99
5
5
5
5
5
5
8
8
8
8
8
8
12
12
12
12
12
12
100
100
100

Low Clouds (% Sky Obscured)

4
4
4
3
3
3
3
3
3
8
8
8
8
8
8
9
9
9
9
9
9
88
88
88

Medium Clouds (% Sky Obscured)

94
94
94
3
3
3
3
3
3
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5

High Clouds (% Sky Obscured)

98
98
98
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
2
100
100
100

ISS Passover

Visibility (miles)

10
10
9
7
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
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
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

19
19
18
16
15
15
15
12
11
10
9
10
7
4
0
0
4
6
9
10
11
17
21
32

Precipitation Amount (mm)

0.02
0.03
0.04
0.05
0.05
0.05
0.04
0.04
0.03
0.03
0.02
0.02
0.01
0.01
0
0
0.01
0.03
0.06
0.06
0.06
0.05
0.06
0.09

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
91
89
87
85
86
87
89
90
92
95
97
99
98
98
97
97
96
95
94
93
93
92
92

Pressure (mb)

1000
1000
1001
1001
1001
1002
1002
1003
1004
1005
1006
1007
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

408
408
408
407
405
403
400
395
387
380
372
364
358
353
350
348
347
347
346
346
346
345
342
338

Forecast for Hilversum, Hilversum, NL (52.22,5.15)

Generated: 19/01/21 10:23:27. Forecast: 19/01/21 to 25/01/21. Timezone: UTC+1.00