Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 10

Third Quarter 38%

03:21

11:44

10 Good
11 OK
12 OK
13 Bad
14 Good
15 OK
16 Good
17 Good
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 OK
07 Bad
08 Bad
09 Bad

Sun - Rise: 06:08, Set: 19:21, Transit: 12:45. Moon - Rise: 03:21, Set: 11:44. Civil Dark: 19:49 - 05:39. Nautical Dark: 20:24 - 05:04. Astro Dark: 21:00 - 04:28

Total Clouds (% Sky Obscured)

14
27
28
44
4
23
5
6
89
100
100
100
100
100
100
100
100
100
51
69
36
64
85
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
1
51
45
36
64
77
34

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
51
100
100
100
100
100
100
51
46
26
0
0
0

High Clouds (% Sky Obscured)

14
2
28
32
2
16
5
6
89
100
100
100
100
100
100
100
100
100
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
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
20
22
41
43
13
2
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)

9
9
9
11
12
13
13
14
14
13
14
14
14
13
13
14
13
12
11
11
12
12
12
13

Chance of Frost

Temperature (°C)

11
14
16
16
17
18
17
16
14
12
10
9
9
9
9
9
9
9
9
9
9
9
10
10

Feels Like (°C)

8
9
13
12
13
14
13
12
11
7
5
4
4
4
4
4
5
6
6
7
6
6
6
5

Dew Point (°C)

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

Relative Humidity (%)

49
41
37
36
35
35
36
40
46
52
54
56
58
58
59
69
74
76
80
81
76
73
65
62

Pressure (mb)

1027
1026
1025
1024
1023
1022
1021
1020
1020
1020
1020
1020
1020
1019
1018
1018
1017
1017
1017
1017
1018
1019
1019
1020

Ozone (du)

349
348
347
347
343
340
342
342
338
335
336
338
338
338
339
338
341
348
354
365
376
376
371
373

Saturday 11

Waning Crescent 28%

03:48

12:51

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

Sun - Rise: 06:06, Set: 19:22, Transit: 12:45. Moon - Rise: 03:48, Set: 12:51. Civil Dark: 19:51 - 05:37. Nautical Dark: 20:25 - 05:02. Astro Dark: 21:02 - 04:26

Total Clouds (% Sky Obscured)

11
4
14
16
13
14
6
8
2
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0

Low Clouds (% Sky Obscured)

1
3
14
16
13
14
6
8
1
0
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
0
0
0
0
0
0
0
0
0
0
0

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
1
1
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
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
2
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)

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

Chance of Frost

Temperature (°C)

10
12
13
13
14
15
15
14
13
12
11
10
9
8
7
7
6
6
5
5
5
5
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
45
38
34
31
30
30
30
32
34
38
40
43
45
48
49
50
52
53
55
55
54
48
42

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1022
1023
1024
1026
1027
1027
1028
1028
1029
1029
1029
1030
1030
1031
1032
1032

Ozone (du)

373
374
366
365
365
365
362
361
362
362
365
370
373
370
370
367
358
351
353
353
353
350
349
351

Sunday 12

Waning Crescent 19%

04:12

14:00

10 Good
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: 06:05, Set: 19:23, Transit: 12:45. Moon - Rise: 04:12, Set: 14:00. Civil Dark: 19:52 - 05:36. Nautical Dark: 20:27 - 05:01. Astro Dark: 21:03 - 04:24

Total Clouds (% Sky Obscured)

4
55
94
94
85
100
100
100
100
100
100
100
100
99
99
100
100
89
88
96
96
85
89
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
25
25
24
35
40
55
73
61
41
10
46
42
37
22
37
37

Medium Clouds (% Sky Obscured)

0
0
0
11
27
94
92
94
100
100
100
100
100
99
99
100
100
89
88
96
93
85
89
93

High Clouds (% Sky Obscured)

1
20
88
71
11
100
100
100
100
100
100
100
100
74
88
100
100
24
12
34
58
28
35
46

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
3
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
2
32
73
95
86
82
91
95
39
2
0
0
11
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.6
0.3
0.5
1.1
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
3
2
1
2
4
6
9
11
13
12
11
11
10
10
10
11
12
13
14
15
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
32
31
28
29
29
30
35
43
43
46
56
62
65
67
78
82
81
78
71
68
70
70
71

Pressure (mb)

1033
1033
1032
1031
1031
1030
1029
1029
1029
1029
1029
1029
1029
1028
1028
1027
1026
1025
1024
1022
1021
1020
1020
1019

Ozone (du)

351
350
343
341
343
344
341
339
337
333
331
331
331
335
337
335
330
332
332
334
334
335
332
330

Monday 13

Waning Crescent 18%

04:34

15:10

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 OK
04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 06:03, Set: 19:24, Transit: 12:44. Moon - Rise: 04:34, Set: 15:10. Civil Dark: 19:53 - 05:34. Nautical Dark: 20:28 - 04:59. Astro Dark: 21:05 - 04:22

Total Clouds (% Sky Obscured)

96
90
86
81
86
93
100
92
98
92
100
90
100
75
57
36
35
11
40
36
36
32
42
31

Low Clouds (% Sky Obscured)

54
44
27
20
25
20
20
14
17
11
32
14
42
40
44
36
9
5
0
0
0
0
12
25

Medium Clouds (% Sky Obscured)

95
90
86
81
86
90
17
17
36
47
42
42
42
19
6
0
0
0
0
0
36
32
42
5

High Clouds (% Sky Obscured)

45
35
33
26
48
73
100
92
98
92
100
90
100
67
33
0
0
0
0
1
2
3
2
1

ISS Passover

Visibility (miles)

9
9
9
4
4
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
6
49
67
37
2
0
0
0
0
11
14
11
14
15
10
6
4
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
16
16
17
18
17
16
15
14
13
12
11
11
11
11
11
11
11
9
9
8
7
6
6

Chance of Frost

Temperature (°C)

13
14
16
16
18
17
18
18
17
16
15
15
15
15
15
15
16
15
15
14
14
15
15
16

Feels Like (°C)

8
10
11
12
14
14
15
15
15
14
14
13
15
13
14
14
14
13
14
13
13
13
13
15

Dew Point (°C)

8
9
10
13
15
15
15
15
14
13
13
13
13
13
13
14
14
14
13
13
13
12
12
12

Relative Humidity (%)

70
70
68
82
86
86
83
83
82
83
86
86
89
87
87
89
90
90
89
90
89
84
80
73

Pressure (mb)

1018
1017
1015
1014
1014
1013
1012
1011
1011
1011
1011
1012
1012
1011
1012
1012
1012
1012
1012
1013
1014
1015
1016
1016

Ozone (du)

329
330
330
328
329
331
334
340
338
335
334
330
327
325
322
321
320
317
316
316
314
315
315
313

Tuesday 14

Waning Crescent 11%

04:56

16:21

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: 06:01, Set: 19:25, Transit: 12:44. Moon - Rise: 04:56, Set: 16:21. Civil Dark: 19:54 - 05:32. Nautical Dark: 20:29 - 04:57. Astro Dark: 21:06 - 04:20

Total Clouds (% Sky Obscured)

43
42
42
43
65
75
79
75
67
61
65
82
92
96
98
99
93
85
87
90
90
93
91
90

Low Clouds (% Sky Obscured)

37
38
38
37
34
30
27
18
10
0
8
16
25
22
17
25
5
5
5
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
1
0
0
6
11
16
8
5
6
12
45
28
41
41
22
47
55
50
51
54
43
31
18

High Clouds (% Sky Obscured)

0
2
4
6
27
49
71
61
53
44
51
60
69
75
87
95
86
85
87
90
90
93
91
89

ISS Passover

Visibility (miles)

9
9
9
9
8
8
8
9
8
8
9
9
9
9
8
3
2
4
6
8
8
8
8
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
None
None
None
None
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
1
0
14
19
52
67
95
95
95
81
61
46
27
17
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.5
0.9
0.7
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
5
7
9
10
12
10
10
9
10
9
9
8
9
9
7
7
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
20
21
19
19
17
15
15
15
13
12
12
11
10
11
11
11
12
12
12
12
12
12
15

Dew Point (°C)

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

Relative Humidity (%)

65
56
51
49
50
55
61
63
64
72
76
80
86
92
93
95
96
96
98
96
95
93
90
82

Pressure (mb)

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

Ozone (du)

314
316
312
311
308
306
303
302
300
300
300
301
300
300
300
299
299
299
299
299
300
301
302
303

Wednesday 15

Waning Crescent 5%

05:18

17:34

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

Sun - Rise: 06:00, Set: 19:26, Transit: 12:44. Moon - Rise: 05:18, Set: 17:34. Civil Dark: 19:55 - 05:31. Nautical Dark: 20:31 - 04:55. Astro Dark: 21:08 - 04:18

Total Clouds (% Sky Obscured)

88
84
78
69
66
73
85
76
62
35
45
47
57
70
83
97
86
80
74
62
53
44
34
19

Low Clouds (% Sky Obscured)

0
2
5
6
5
2
0
0
0
0
0
0
0
0
0
0
0
0
5
7
7
1
2
1

Medium Clouds (% Sky Obscured)

3
27
51
69
50
28
6
17
14
6
12
23
35
54
83
93
71
58
38
28
16
4
3
1

High Clouds (% Sky Obscured)

86
60
33
6
30
67
85
73
46
19
13
6
0
29
59
88
69
49
30
23
17
16
30
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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
2
2
1
13
16
15
21
19
16
21
25
27
25
18
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
9
9
10
11
11
12
12
11
10
8
7
8
9
9
8
8
8
9
9
9
10
11
11

Chance of Frost

Temperature (°C)

19
22
22
22
22
21
20
19
18
18
18
18
18
19
18
18
17
17
16
16
15
15
15
17

Feels Like (°C)

16
16
16
16
15
22
19
16
17
18
20
15
16
17
17
17
17
15
15
15
15
15
15
15

Dew Point (°C)

15
15
14
13
11
9
7
6
6
7
9
10
11
12
13
14
14
14
14
14
12
10
9
9

Relative Humidity (%)

73
66
60
54
47
46
44
42
46
50
55
58
63
66
71
76
79
82
86
89
79
70
64
58

Pressure (mb)

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

Ozone (du)

303
303
303
302
302
302
303
303
303
303
303
303
303
303
304
305
306
309
313
317
321
325
330
331

Thursday 16

Waning Crescent 1%

05:43

18:50

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

Sun - Rise: 05:58, Set: 19:27, Transit: 12:44. Moon - Rise: 05:43, Set: 18:50. Civil Dark: 19:57 - 05:29. Nautical Dark: 20:32 - 04:53. Astro Dark: 21:10 - 04:16

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

6
6
5
5
5
0
0
0
0
0
0
0
5
4
2
1
1
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
0
0
0
0
0
0
2
6
8
27
29
22
15
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
16
17
17
18
18
17
17
17
17
13
13
13
13
13
13
10
10
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

52
48
44
41
38
40
42
44
49
53
59
59
60
61
64
67
69
73
76
78
74
69

Pressure (mb)

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

Ozone (du)

333
335
337
338
340
338
336
334
336
338
341
342
342
343
343
342
341
342
343
343
342
341

Forecast for Brookline, Norfolk, United States of America (42.33,-71.12)

Generated: 10/04/26 10:17:57. Forecast: 10/04/26 to 16/04/26. Timezone: UTC-4.00