Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 17

New Moon 0%

06:57

20:38

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

Sun - Rise: 06:36, Set: 19:58, Transit: 13:18. Moon - Rise: 06:57, Set: 20:38. Civil Dark: 20:26 - 06:09. Nautical Dark: 20:59 - 05:35. Astro Dark: 21:34 - 05:00

Total Clouds (% Sky Obscured)

26
26
23
30
34
49
57
48
87
100
22
31
6
55
76
53
51
52
44
93
100
87
100
100

Low Clouds (% Sky Obscured)

20
18
14
19
18
11
29
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
11
21
31
25
0
0
0
0
0
0
0
0
0
0
0
3
47
35
33
46
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
24
87
100
22
31
4
40
67
39
46
52
44
90
100
81
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
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
0
0
0
0
0
0
0
0

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)

7
8
8
9
9
9
9
8
7
3
1
3
4
4
4
4
4
4
5
5
4
5
5
6

Chance of Frost

Temperature (°C)

15
17
19
20
21
21
22
22
21
20
19
17
16
13
12
12
11
10
10
10
11
11
14
18

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
66
57
52
49
46
46
46
49
63
71
74
77
79
77
77
76
73
73
74
74
75
71
59

Pressure (mb)

1016
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016
1016
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015
1014

Ozone (du)

325
322
324
326
321
320
320
318
317
318
318
316
313
312
311
310
310
311
309
311
313
311
311
310

Saturday 18

Waxing Crescent 3%

07:38

21:57

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: 06:35, Set: 19:59, Transit: 13:18. Moon - Rise: 07:38, Set: 21:57. Civil Dark: 20:27 - 06:07. Nautical Dark: 21:01 - 05:34. Astro Dark: 21:36 - 04:58

Total Clouds (% Sky Obscured)

77
65
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
8
31
18
15
7
0
49
53
74
76
71
80
66
98
100
100
100
89
82
89
100
49
32

Medium Clouds (% Sky Obscured)

38
33
60
86
98
100
100
100
94
95
97
100
100
100
100
86
100
100
72
93
100
35
34
53

High Clouds (% Sky Obscured)

57
44
100
97
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
6
5
2
1
9
4
3
3
0
0
0
4
4
0
4
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
2
8
23
44
95
95
95
83
95
95
95
95
95
95
76
43
36
25
18
12
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
1
1.4
2.5
0.3
0.3
1.6
2.5
4.7
1
0.9
0.6
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
23
25
25
26
25
25
24
18
17
17
17
17
16
16
15
10
7
6
5
5
5
5
4

Feels Like (°C)

18
21
23
22
23
23
24
23
17
16
17
17
17
16
13
13
7
4
2
2
0
0
0
-1

Dew Point (°C)

11
9
10
11
15
16
18
17
16
17
17
16
15
16
15
14
10
7
5
5
5
4
3
2

Relative Humidity (%)

52
40
39
41
49
55
66
65
86
96
98
95
92
96
95
96
96
98
94
96
98
94
91
85

Pressure (mb)

1013
1013
1012
1011
1011
1010
1009
1009
1011
1011
1011
1011
1011
1011
1010
1011
1014
1016
1016
1017
1017
1018
1019
1020

Ozone (du)

307
307
305
303
303
303
302
303
301
301
301
301
300
300
301
304
305
307
308
310
313
317
317
322

Sunday 19

Waxing Crescent 8%

08:28

23:16

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

Sun - Rise: 06:34, Set: 20:00, Transit: 13:18. Moon - Rise: 08:28, Set: 23:16. Civil Dark: 20:28 - 06:06. Nautical Dark: 21:02 - 05:32. Astro Dark: 21:37 - 04:57

Total Clouds (% Sky Obscured)

100
78
16
32
48
41
55
65
61
47
41
26
30
70
67
56
38
42
48
49
46
30
30
16

Low Clouds (% Sky Obscured)

5
1
1
23
44
37
55
26
1
1
0
2
8
38
45
36
34
42
48
49
38
20
10
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
25
38
27
24
8
11
13
9
19
25
42
48
0
0
0
0
0

High Clouds (% Sky Obscured)

100
72
13
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0
2
3
1
0
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
Very Light Rain
Light Rain
Snow
Snow
None
None
Snow
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
7
12
33
74
79
75
42
23
27
35
21
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.7
0.6
0.1
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
-3
-5
-5
-5
-5
-5
-3
-3
-2
-2
-1
-2
-1
-1
1
3
2
2
1
-1
-1
1
-1

Relative Humidity (%)

76
52
39
37
36
35
35
38
42
46
52
58
57
64
64
78
96
96
98
96
92
92
96
80

Pressure (mb)

1020
1020
1019
1019
1018
1018
1018
1018
1018
1018
1019
1020
1020
1021
1021
1021
1022
1023
1023
1024
1025
1026
1027
1027

Ozone (du)

327
332
338
343
346
347
350
355
352
354
355
356
361
367
374
381
384
383
380
379
378
380
384
388

Monday 20

Waxing Crescent 16%

09:29

00:29

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

Sun - Rise: 06:32, Set: 20:01, Transit: 13:17. Moon - Rise: 09:29, Set: 00:29. Civil Dark: 20:29 - 06:04. Nautical Dark: 21:03 - 05:30. Astro Dark: 21:38 - 04:55

Total Clouds (% Sky Obscured)

5
6
27
43
39
31
24
21
26
2
2
0
2
14
25
31
38
93
100
96
92
85
45
57

Low Clouds (% Sky Obscured)

5
5
24
39
38
30
24
19
18
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
19
30
38
85
70
64
55
44
39
36

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
7
14
19
14
36
30
32
26
39
18
29

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 (%)

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

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)

10
11
11
11
11
11
10
10
8
6
3
2
2
3
3
3
4
4
4
4
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
1
2
2
2
3
4
4
4
3
4
3
3
2
1
-1
-2
-2
-3
-3
-2
-0
2
7

Dew Point (°C)

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

Relative Humidity (%)

67
55
43
39
37
36
35
38
40
48
61
67
71
72
74
74
74
73
69
67
65
61
54
40

Pressure (mb)

1028
1028
1027
1027
1027
1026
1025
1025
1026
1026
1027
1028
1028
1028
1029
1029
1029
1028
1028
1028
1028
1027
1027
1025

Ozone (du)

394
403
405
405
403
400
398
393
390
387
385
381
379
377
373
368
365
359
357
354
354
354
356
357

Tuesday 21

Waxing Crescent 26%

No Rise

01:31

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 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:31, Set: 20:02, Transit: 13:17. Moon - Rise: No Rise, Set: 01:31. Civil Dark: 20:30 - 06:03. Nautical Dark: 21:04 - 05:29. Astro Dark: 21:40 - 04:53

Total Clouds (% Sky Obscured)

88
89
51
81
85
76
94
92
99
100
67
55
41
70
88
99
92
96
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

20
75
25
3
2
0
0
0
0
2
0
1
15
25
45
36
40
57
77
71
65
66
70
72

Medium Clouds (% Sky Obscured)

56
60
24
49
31
44
90
85
97
100
67
55
36
60
81
99
91
96
100
90
81
77
53
27

High Clouds (% Sky Obscured)

46
10
18
65
55
32
4
7
24
4
7
3
0
6
5
7
16
25
33
42
60
96
82
63

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
3
4
4
6
8
9
6

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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

1
2
1
0
0
0
0
0
0
0
0
0
1
29
26
65
76
86
95
91
87
86
75
63

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.6
0.9
1.1
0.8
0.6
0.5
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
3
6
7
8
7
7
8
8
8
8
8
8
8
9
9
10
11
11
11
11
11
11
11

Relative Humidity (%)

39
41
47
46
46
44
42
47
52
54
57
62
67
70
76
76
87
92
93
98
98
96
96
96

Pressure (mb)

1024
1022
1022
1020
1020
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

361
364
365
365
365
366
366
366
365
364
366
366
366
363
362
357
353
354
354
355
355
355
355
356

Wednesday 22

Waxing Crescent 37%

10:38

02:21

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 OK
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good

Sun - Rise: 06:30, Set: 20:03, Transit: 13:17. Moon - Rise: 10:38, Set: 02:21. Civil Dark: 20:31 - 06:01. Nautical Dark: 21:05 - 05:27. Astro Dark: 21:41 - 04:51

Total Clouds (% Sky Obscured)

90
87
87
87
73
60
46
62
81
100
100
100
100
67
33
0
0
3
3
8
4
0
0
0

Low Clouds (% Sky Obscured)

71
76
76
78
73
60
46
31
13
0
0
0
0
0
0
0
0
3
3
8
4
0
0
0

Medium Clouds (% Sky Obscured)

2
8
19
24
29
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

45
30
15
0
0
0
1
24
40
45
31
17
13
10
5
0
0
3
2
1
0
0
0
0

ISS Passover

Visibility (miles)

3
0
0
0
0
1
2
3
4
5
7
8
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

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
None

Precipitation Probability (%)

51
47
41
33
31
30
30
29
28
27
23
19
13
11
8
2
5
4
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
11
11
11
12
12
12
12
12
12
11
11
10
10
10
10
8
7
6
6
6
6
12

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
96
98
96
95
96
98
100
96
96
95
95
93
95
95
93
93
90
90
88
77

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1023
1022

Ozone (du)

358
359
359
358
358
360
362
364
364
364
364
364
363
363
362
361
360
360
360
360
359
358
358
357

Thursday 23

First Quarter 49%

11:52

03:00

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

Sun - Rise: 06:28, Set: 20:04, Transit: 13:17. Moon - Rise: 11:52, Set: 03:00. Civil Dark: 20:32 - 06:00. Nautical Dark: 21:06 - 05:26. Astro Dark: 21:42 - 04:50

Total Clouds (% Sky Obscured)

0
1
3
4
3
3
6
9
9
10
8
10
8
31
54
76
63
56
46
31
14
0

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
8
4
1
0

High Clouds (% Sky Obscured)

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

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

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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
15
16
17
17
22
21
20
20
21
21
13
14
15
14
13
14
10
10
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

69
60
53
48
42
42
42
41
50
60
74
76
80
83
83
83
83
83
84
83
80
76

Pressure (mb)

1022
1022
1021
1021
1020
1020
1019
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

356
355
353
351
350
350
349
349
350
351
352
352
352
353
353
353
353
352
352
351
351
351

Forecast for Fairview, Randolph, United States of America (38.96,-79.81)

Generated: 17/04/26 10:34:04. Forecast: 17/04/26 to 23/04/26. Timezone: UTC-4.00