Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waning Gibbous 94%

23:07

07:33

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

Sun - Rise: 05:20, Set: 20:13, Transit: 12:47. Moon - Rise: 23:07, Set: 07:33. Civil Dark: 20:47 - 04:46. Nautical Dark: 21:29 - 04:04. Astro Dark: 22:19 - 03:14

Total Clouds (% Sky Obscured)

3
93
93
97
12
2
88
94
100
95
91
81
45
99
88
92
61
15
1
1
1
1
1
1

Low Clouds (% Sky Obscured)

3
93
93
97
12
2
88
94
100
95
91
81
45
99
85
64
20
14
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

1
6
1
1
1
0
0
0
0
0
0
4
9
69
79
91
60
1
0
1
0
0
0
1

High 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

ISS Passover

Visibility (miles)

8
8
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
0
0
0
2
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
4
7
10
11
13
14
14
15
16
16
17
17
18
19
18
16
13
12
11
12
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
56
62
66
66
63
60
56
51
48
46
43
41
37
37
36
37
39
41
42
42
43
44
45

Pressure (mb)

1007
1007
1007
1008
1008
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1014
1014
1015
1015
1016
1017

Ozone (du)

342
338
335
333
333
336
337
337
335
335
335
336
336
337
337
337
338
339
339
338
337
336
336
336

Wednesday 22

Waning Gibbous 87%

23:57

08:24

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

Sun - Rise: 05:19, Set: 20:14, Transit: 12:47. Moon - Rise: 23:57, Set: 08:24. Civil Dark: 20:48 - 04:45. Nautical Dark: 21:31 - 04:03. Astro Dark: 22:21 - 03:13

Total Clouds (% Sky Obscured)

17
10
4
22
2
1
3
3
1
20
1
0
0
20
94
100
88
92
74
60
69
49
18
11

Low Clouds (% Sky Obscured)

16
10
4
22
2
1
3
3
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

13
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
43
68
49
18
11

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
18
1
0
0
20
94
100
88
92
74
53
16
1
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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
9
9
9
10
10
11
11
12
12
12
11
11
10
9
8
6
4
3
2
2
2
2
2

Chance of Frost

Temperature (°C)

12
11
10
9
10
10
11
13
14
15
16
17
19
20
21
20
20
18
16
14
13
12
11
11

Feels Like (°C)

12
11
8
7
7
10
11
13
14
15
16
17
19
20
21
20
20
18
16
14
13
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

47
50
53
56
56
55
53
49
44
41
38
36
33
31
30
31
34
40
47
52
55
57
58
60

Pressure (mb)

1017
1018
1019
1020
1020
1021
1022
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022
1023
1023
1023
1024
1024
1024
1024

Ozone (du)

337
337
337
337
337
336
336
334
332
330
328
325
323
323
323
323
323
323
322
320
316
314
313
313

Thursday 23

Waning Gibbous 80%

00:39

09:19

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

Sun - Rise: 05:18, Set: 20:15, Transit: 12:47. Moon - Rise: 00:39, Set: 09:19. Civil Dark: 20:49 - 04:44. Nautical Dark: 21:32 - 04:02. Astro Dark: 22:22 - 03:11

Total Clouds (% Sky Obscured)

73
70
89
78
77
32
28
23
21
21
63
30
71
71
71
71
71
71
85
85
85
85
85
85

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
15
15
15
15
15
15
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

73
70
89
78
74
32
27
21
11
12
1
0
66
66
66
66
66
66
41
41
41
41
41
41

High Clouds (% Sky Obscured)

0
0
0
0
13
0
1
2
11
11
63
30
20
20
20
20
20
20
76
76
76
76
76
76

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9
10
10
8
5

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
Very Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain

Precipitation Probability (%)

1
0
1
1
1
2
3
2
1
0
0
0
0
1
2
6
14
35
50
50
38
27
40
69

Precipitation Amount (mm)

0.01
0
0.01
0.01
0.01
0.04
0.06
0.05
0.02
0
0
0
0
0.03
0.15
0.35
0.72
1.67
2.51
2.18
1.33
0.72
1.18
4.22

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
9
8
9
10
11
13
14
16
17
19
20
21
20
20
19
18
17
17
16
16
15
15

Feels Like (°C)

10
10
9
8
9
10
11
13
14
16
17
19
20
21
20
20
19
18
17
17
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

62
65
68
72
73
72
70
68
64
61
60
57
56
57
61
65
70
73
78
81
85
87
87
87

Pressure (mb)

1024
1024
1024
1024
1023
1023
1022
1022
1022
1021
1020
1019
1018
1017
1016
1016
1015
1014
1013
1012
1012
1011
1010
1008

Ozone (du)

313
314
315
317
319
321
323
324
325
326
326
326
325
326
327
328
332
336
341
348
355
362
370
376

Friday 24

Waning Gibbous 71%

01:15

10:17

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

Sun - Rise: 05:17, Set: 20:16, Transit: 12:47. Moon - Rise: 01:15, Set: 10:17. Civil Dark: 20:50 - 04:44. Nautical Dark: 21:33 - 04:00. Astro Dark: 22:24 - 03:10

Total Clouds (% Sky Obscured)

96
96
96
96
96
96
13
13
13
13
13
13
83
83
83
83
83
83
98
98
98
98
98
98

Low Clouds (% Sky Obscured)

95
95
95
95
95
95
12
12
12
12
12
12
83
83
83
83
83
83
98
98
98
98
98
98

Medium Clouds (% Sky Obscured)

10
10
10
10
10
10
4
4
4
4
4
4
4
4
4
4
4
4
1
1
1
1
1
1

High Clouds (% Sky Obscured)

16
16
16
16
16
16
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1

ISS Passover

Visibility (miles)

3
5
9
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

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

Precipitation Probability (%)

76
75
51
14
6
0
5
7
6
5
3
2
2
1
2
3
2
2
1
0
0
0
0
0

Precipitation Amount (mm)

6.78
4.39
1.1
0.07
0.01
0
0.01
0.01
0.02
0.03
0.03
0.02
0.02
0.02
0.03
0.03
0.03
0.02
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
14
14
14
14
14
15
15
16
16
18
20
21
20
19
17
17
17
17
15
13
12
11
11

Feels Like (°C)

15
14
14
14
14
14
15
15
16
16
18
20
21
20
19
17
17
17
17
15
13
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
85
84
82
79
75
73
71
65
58
55
57
61
64
64
62
64
69
76
81
83
83

Pressure (mb)

1008
1007
1007
1007
1008
1008
1009
1011
1011
1012
1013
1013
1014
1015
1015
1016
1017
1018
1018
1019
1020
1020
1020
1020

Ozone (du)

379
373
363
356
356
359
361
357
352
347
344
341
339
339
338
337
334
331
327
322
318
314
313
313

Saturday 25

Waning Gibbous 62%

01:46

11:16

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
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:17, Set: 20:17, Transit: 12:47. Moon - Rise: 01:46, Set: 11:16. Civil Dark: 20:51 - 04:43. Nautical Dark: 21:34 - 03:59. Astro Dark: 22:26 - 03:08

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

95
95
95
95
95
95
77
77
77
77
77
77
48
48
48
48
48
48
34
34
34
34
34
34

Medium Clouds (% Sky Obscured)

73
73
73
73
73
73
89
89
89
89
89
89
20
20
20
20
20
20
73
73
73
73
73
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
100
100
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
9
8

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
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
0
0
0
2
4
7
7
6
6
7
9
12
17
27
33
35
24
16
14
11

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.05
0.17
0.27
0.24
0.15
0.1
0.08
0.06
0.06
0.09
0.16
0.22
0.24
0.23
0.2
0.17
0.21

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
8
9
11
13
16
18
20
20
20
19
19
19
18
19
19
19
18
18
17
16
16

Feels Like (°C)

10
9
9
8
9
11
13
16
18
20
20
20
19
19
19
18
19
19
19
18
18
17
16
16

Dew Point (°C)

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

Relative Humidity (%)

83
85
87
89
87
83
76
68
61
56
57
59
63
67
71
73
74
74
74
78
81
85
88
90

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1019
1018
1018
1017
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1011
1010

Ozone (du)

312
311
310
309
309
310
310
311
312
312
311
309
308
308
309
309
309
309
310
311
313
315
315
314

Sunday 26

Third Quarter 52%

No Rise

12:16

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

Sun - Rise: 05:16, Set: 20:18, Transit: 12:47. Moon - Rise: No Rise, Set: 12:16. Civil Dark: 20:52 - 04:42. Nautical Dark: 21:36 - 03:58. Astro Dark: 22:27 - 03:07

Total Clouds (% Sky Obscured)

33
33
33
33
33
33
34
34
34
34
34
34
11
11
11
11
11
11
1
1
1
1
1
1

Low Clouds (% Sky Obscured)

25
25
25
25
25
25
34
34
34
34
34
34
4
4
4
4
4
4
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
1
1
1
1
0
0
0
0
0
0
10
10
10
10
10
10
0
0
0
0
0
0

High Clouds (% Sky Obscured)

12
12
12
12
12
12
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1

ISS Passover

Visibility (miles)

8
9
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
7
4
3
2
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0

Precipitation Amount (mm)

0.25
0.17
0.06
0.02
0.01
0
0
0
0
0
0
0
0
0
0.02
0.03
0.03
0.02
0.02
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
16
16
16
16
17
18
19
20
22
22
23
24
25
25
26
25
23
21
20
18
16
15
15

Feels Like (°C)

16
16
16
16
17
17
18
19
20
22
22
23
24
25
25
26
25
23
21
20
18
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
93
92
90
85
76
66
59
55
53
49
46
42
41
43
48
52
56
61
64
67
68

Pressure (mb)

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

Ozone (du)

314
314
314
314
315
316
318
322
327
330
329
326
323
323
324
324
325
326
327
327
326
326
325
325

Monday 27

Waning Crescent 43%

02:14

13:16

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

Sun - Rise: 05:15, Set: 20:19, Transit: 12:47. Moon - Rise: 02:14, Set: 13:16. Civil Dark: 20:53 - 04:41. Nautical Dark: 21:37 - 03:57. Astro Dark: 22:29 - 03:05

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
4
4
4
4
66
66
66
66
66
66
19
19
19
19
19
19

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
4
4
4
4
64
64
64
64
64
64
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
43
43
43
43
43
43
18
18
18
18
18
18

High 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

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
13
12
12
13
15
16
18
19
21
23
24
25
24
22
20
19
18
17
16
15
14
14
13

Feels Like (°C)

14
13
12
12
13
15
16
18
19
21
23
24
25
24
22
20
19
18
17
16
15
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

70
73
78
81
79
75
69
63
57
52
45
40
38
38
41
43
46
49
52
51
50
50
51
53

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1010
1010
1009
1009
1010
1010
1011
1011
1012
1012
1013
1014
1014
1014

Ozone (du)

325
328
332
336
339
342
344
345
345
344
341
337
333
332
331
330
327
323
320
318
316
315
316
318

Forecast for Grafton, Windham County, US (43.17,-72.61)

Generated: 21/05/19 02:00:12. Forecast: 21/05/19 to 27/05/19. Timezone: UTC-4.00