Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

Waxing Gibbous 98%

15:12

05:39

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

Sun - Rise: 07:16, Set: 16:45, Transit: 12:01. Moon - Rise: 15:12, Set: 05:39. Civil Dark: 17:16 - 06:45. Nautical Dark: 17:51 - 06:10. Astro Dark: 18:25 - 05:36

Total Clouds (% Sky Obscured)

52
42
98
99
88
73
33
17
6
87
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
27
96
94
86
72
33
16
2
0
0
0
0
0
0
0
0
0
1
76
88
84
68
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
4
84
99
94
92
96
98
100
100
100
99
99
98
98
98
99

High Clouds (% Sky Obscured)

31
21
47
95
27
5
0
0
0
17
98
99
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
8
8
7
5
3
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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
1
1
1
0
0
0
1
0
2
2
2
2
4
6
9
10
10
13
14
16

Precipitation Amount (mm)

0
0
0
0
0.03
0.03
0.01
0
0
0
0.05
0
0.05
0.02
0.06
0.07
0.12
0.2
0.29
0.38
0.45
0.45
0.52
0.75

Wind Speed/Direction (mph)

4
4
5
5
6
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
5
5
5
6

Chance of Frost

Temperature (°C)

-2
-3
-4
-5
-6
-8
-9
-10
-12
-12
-12
-12
-11
-10
-8
-8
-8
-8
-8
-8
-8
-8
-7
-7

Feels Like (°C)

-4
-6
-7
-9
-10
-12
-13
-15
-16
-17
-17
-16
-15
-13
-12
-11
-11
-11
-11
-12
-12
-12
-12
-12

Dew Point (°C)

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

Relative Humidity (%)

61
64
65
67
69
69
69
69
69
70
68
64
60
57
51
53
56
58
60
61
61
62
64
66

Pressure (mb)

1020
1020
1020
1021
1023
1024
1025
1026
1026
1027
1027
1028
1027
1027
1027
1027
1027
1026
1026
1026
1026
1025
1024
1023

Ozone (du)

328
327
326
324
322
321
321
321
321
322
324
325
325
323
322
319
317
314
311
308
304
301
298
296

Saturday 19

Waxing Gibbous 98%

16:18

06:42

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 07:16, Set: 16:47, Transit: 12:01. Moon - Rise: 16:18, Set: 06:42. Civil Dark: 17:18 - 06:45. Nautical Dark: 17:53 - 06:10. Astro Dark: 18:26 - 05:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
98
96
85
95
98
100
100
100
100

Low Clouds (% Sky Obscured)

96
99
98
92
86
89
99
100
100
97
100
98
99
97
95
97
94
84
95
98
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
90
100
100
98
98
39
51
26
6
3
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
66
4
45
27
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
4
6
8
8
7
7
8
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

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

19
25
28
33
36
38
35
35
35
36
35
32
29
26
24
21
16
11
10
8
5
4
4
4

Precipitation Amount (mm)

1.16
1.76
2.37
2.83
3.22
3.48
3.44
3.21
2.99
2.83
2.64
2.39
2.07
1.79
1.48
0.94
0.46
0.22
0.12
0.06
0.04
0.03
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-9
-8
-8
-8
-8
-8
-9
-11
-13
-14
-15
-16

Feels Like (°C)

-13
-13
-14
-15
-16
-16
-16
-16
-16
-17
-17
-16
-16
-15
-14
-14
-15
-15
-17
-19
-22
-23
-25
-26

Dew Point (°C)

-12
-12
-12
-13
-13
-13
-13
-12
-12
-12
-12
-12
-12
-12
-12
-12
-13
-13
-15
-17
-19
-21
-22
-23

Relative Humidity (%)

68
70
72
73
74
75
76
75
77
79
80
79
77
74
72
70
69
66
62
60
58
56
55
54

Pressure (mb)

1022
1020
1018
1016
1014
1012
1011
1009
1007
1006
1004
1003
1002
1001
1001
1001
1001
1002
1003
1004
1005
1006
1007
1007

Ozone (du)

294
292
291
291
290
291
291
293
295
297
299
302
305
309
314
321
329
335
339
340
340
340
338
337

Sunday 20

Waxing Gibbous 100%

17:32

07:37

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 07:15, Set: 16:48, Transit: 12:01. Moon - Rise: 17:32, Set: 07:37. Civil Dark: 17:19 - 06:44. Nautical Dark: 17:54 - 06:09. Astro Dark: 18:28 - 05:35

Total Clouds (% Sky Obscured)

100
99
99
100
100
99
99
100
100
96
97
98
99
97
98
98
98
98
98
98
34
34
34
34

Low Clouds (% Sky Obscured)

100
99
99
99
100
99
99
100
100
95
93
92
95
84
77
77
77
77
77
77
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
16
33
56
77
84
85
94
98
98
95
95
95
95
95
95
95
34
34
34
34

High Clouds (% Sky Obscured)

0
0
0
38
81
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

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

Precipitation Amount (mm)

0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.02

Wind Speed/Direction (mph)

14
14
14
14
13
13
13
13
13
13
13
13
14
14
15
15
15
15
15
15
14
14
14
13

Chance of Frost

Temperature (°C)

-16
-17
-17
-18
-18
-18
-19
-19
-19
-19
-19
-18
-17
-16
-15
-15
-15
-15
-16
-16
-16
-16
-16
-16

Feels Like (°C)

-27
-27
-27
-28
-28
-28
-29
-29
-30
-30
-29
-28
-27
-26
-25
-25
-25
-25
-26
-26
-26
-26
-26
-26

Dew Point (°C)

-24
-24
-25
-25
-25
-26
-26
-27
-27
-27
-26
-26
-25
-25
-24
-24
-24
-25
-25
-25
-25
-25
-25
-25

Relative Humidity (%)

53
53
52
52
51
51
51
51
52
52
52
52
50
47
46
45
45
44
45
45
45
45
46
47

Pressure (mb)

1008
1008
1009
1009
1009
1010
1011
1012
1013
1013
1014
1015
1015
1015
1016
1016
1017
1018
1020
1021
1022
1023
1024
1025

Ozone (du)

337
337
339
345
354
361
367
371
374
374
373
373
376
380
384
389
393
396
397
396
396
395
394
393

Monday 21

Full Moon 98%

18:49

08:24

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

Sun - Rise: 07:14, Set: 16:49, Transit: 12:02. Moon - Rise: 18:49, Set: 08:24. Civil Dark: 17:20 - 06:43. Nautical Dark: 17:55 - 06:08. Astro Dark: 18:29 - 05:35

Total Clouds (% Sky Obscured)

34
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
99
99
99
99

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)

34
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98
98

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
12
11
11
10
10
9
9
8
9
9
8
8
7
7
6
5
5
4
2
2
1
2
3

Chance of Frost

Temperature (°C)

-17
-17
-17
-18
-18
-18
-18
-18
-18
-13
-12
-11
-9
-7
-6
-5
-5
-5
-7
-8
-9
-10
-10
-10

Feels Like (°C)

-26
-26
-27
-27
-27
-27
-26
-26
-27
-21
-19
-17
-15
-12
-10
-9
-9
-9
-10
-8
-9
-10
-10
-10

Dew Point (°C)

-25
-25
-25
-25
-25
-25
-26
-26
-25
-23
-22
-21
-19
-18
-17
-17
-17
-17
-18
-19
-19
-19
-19
-18

Relative Humidity (%)

49
51
52
52
51
51
51
51
54
43
45
45
44
41
39
39
40
40
41
43
44
46
47
50

Pressure (mb)

1025
1026
1027
1027
1028
1029
1030
1032
1033
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031
1031
1030
1030
1029

Ozone (du)

390
387
383
379
374
369
365
361
357
352
346
342
339
337
334
331
328
325
323
320
318
316
315
313

Tuesday 22

Waning Gibbous 94%

20:06

09:04

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 07:13, Set: 16:50, Transit: 12:02. Moon - Rise: 20:06, Set: 09:04. Civil Dark: 17:21 - 06:42. Nautical Dark: 17:56 - 06:08. Astro Dark: 18:30 - 05:34

Total Clouds (% Sky Obscured)

99
99
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)

0
0
0
0
0
0
0
0
61
61
61
61
61
61
93
93
93
93
93
93
2
2
2
2

Medium Clouds (% Sky Obscured)

98
98
98
98
98
98
98
98
99
99
99
99
99
99
87
87
87
87
87
87
91
91
91
91

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
5
1
0
0
1
0
0
1
2
3
5
8
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
4
9
16
21
21
19
20
17
17
18
18
14
5
2
2
1
1
1

Precipitation Amount (mm)

0
0
0
0
0
0
0.05
0.25
0.5
0.58
0.58
0.56
0.54
0.49
0.39
0.25
0.14
0.09
0.06
0.03
0.02
0.02
0.03
0.05

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-10
-10
-10
-10
-9
-8
-7
-6
-5
-5
-4
-2
-1
0
2
3
4
4
2
1
1
1
2

Feels Like (°C)

-10
-10
-13
-13
-12
-12
-12
-11
-10
-10
-9
-8
-6
-4
-3
-1
-0
1
0
-2
-3
-3
-2
-2

Dew Point (°C)

-18
-18
-17
-17
-17
-16
-14
-12
-10
-9
-8
-7
-6
-4
-3
-2
-1
-1
-2
-3
-4
-4
-4
-4

Relative Humidity (%)

52
53
54
55
55
57
61
66
71
74
77
78
79
79
78
77
77
73
69
67
67
67
67
67

Pressure (mb)

1028
1027
1026
1025
1024
1023
1022
1021
1020
1019
1018
1017
1016
1014
1013
1012
1012
1011
1012
1013
1013
1014
1014
1014

Ozone (du)

313
312
311
311
310
310
311
313
314
315
316
316
316
315
316
318
320
322
320
318
316
316
317
318

Wednesday 23

Waning Gibbous 86%

21:20

09:39

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 07:12, Set: 16:52, Transit: 12:02. Moon - Rise: 21:20, Set: 09:39. Civil Dark: 17:23 - 06:42. Nautical Dark: 17:57 - 06:07. Astro Dark: 18:31 - 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)

2
2
4
4
4
4
4
4
99
99
99
99
99
99
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

91
91
99
99
99
99
99
99
13
13
13
13
13
13
88
88
88
88
88
88
100
100
100
100

High Clouds (% Sky Obscured)

100
100
97
97
97
97
97
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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

Precipitation Probability (%)

1
1
2
3
3
6
6
6
6
8
13
16
21
30
31
25
30
21
19
16
16
16
11
0

Precipitation Amount (mm)

0.04
0.02
0.02
0.06
0.18
0.29
0.27
0.2
0.2
0.38
0.77
1.25
1.81
2.42
2.55
1.79
0.84
0.36
0.25
0.24
0.21
0.1
0.02
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
3
3
3
2
1
-0
-1
-2
-2
-2
-1
-1
-1
0
1
3
5
7
7
6
5
4
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
66
66
67
69
73
76
80
85
87
90
92
91
89
86
81
75
65
59
57
59
62
64
65

Pressure (mb)

1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1013
1012
1010
1009
1007
1005
1003
1002
1000
999
998
998
997

Ozone (du)

316
313
311
309
308
308
308
309
310
311
311
312
313
315
316
318
321
322
320
318
315
314
313
312

Thursday 24

Waning Gibbous 77%

22:32

10:10

23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
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

Sun - Rise: 07:12, Set: 16:53, Transit: 12:02. Moon - Rise: 22:32, Set: 10:10. Civil Dark: 17:24 - 06:41. Nautical Dark: 17:58 - 06:06. Astro Dark: 18:32 - 05:33

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
97
97
97
97
97
100
100
100
100
100
100
86
86
86
86

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
84
84
84
84
84
84
100
100
100
100
100
100
86
86
86
86

Medium Clouds (% Sky Obscured)

100
100
99
99
99
99
99
99
95
95
95
95
95
95
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

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

Precipitation Amount (mm)

0
0.02
0.04
0.04
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
-1
-2
-3
-4
-5
-6
-6
-7
-6
-4
-3
-2
-0
1
1
1
1
-0
-2
-3
-3
-3
-4

Feels Like (°C)

-2
-4
-6
-8
-9
-10
-11
-12
-12
-11
-9
-7
-6
-4
-3
-2
-2
-3
-3
-5
-6
-6
-6
-6

Dew Point (°C)

-5
-7
-9
-10
-11
-12
-13
-13
-13
-12
-10
-9
-8
-8
-8
-7
-7
-7
-8
-9
-9
-10
-10
-9

Relative Humidity (%)

64
61
58
57
56
56
57
58
61
63
63
63
61
56
53
53
54
55
56
58
59
61
62
64

Pressure (mb)

997
998
998
999
999
999
1000
1001
1002
1003
1003
1003
1003
1003
1003
1003
1004
1004
1005
1006
1006
1007
1007
1007

Ozone (du)

313
314
317
323
331
339
350
362
371
375
376
377
378
380
380
381
381
380
375
369
365
363
363
363

Forecast for Chester, Windsor County, US (43.26,-72.60)

Generated: 18/01/19 23:05:02. Forecast: 18/01/19 to 24/01/19. Timezone: UTC-5.00