Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 67%

01:21

09:43

20 OK
21 Bad
22 OK
23 Good
00 Good
01 Good
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 Good
15 Good
16 Good
17 Good
18 Good
19 Good

Sun - Rise: 06:13, Set: 19:18, Transit: 12:46. Moon - Rise: 01:21, Set: 09:43. Civil Dark: 19:47 - 05:44. Nautical Dark: 20:20 - 05:10. Astro Dark: 20:56 - 04:34

Total Clouds (% Sky Obscured)

39
51
35
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

24
10
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)

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
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
1
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
12
14
17
17
16
15
14
13
12
12
11
10
9
7
6
7
7
7
8
8
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
54
52
50
50
51
52
53
54
53
50
47
40
38
38
39
37
36
34
34
35
38
43
51

Pressure (mb)

1024
1026
1027
1028
1029
1031
1031
1032
1033
1033
1034
1035
1036
1036
1037
1037
1037
1037
1037
1037
1036
1036
1036
1037

Ozone (du)

400
399
398
401
408
408
403
397
400
399
401
397
394
389
385
384
378
375
377
378
381
381
382
382

Wednesday 8

Waning Gibbous 58%

02:09

10:41

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
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 OK
17 OK
18 Bad
19 Bad

Sun - Rise: 06:11, Set: 19:19, Transit: 12:45. Moon - Rise: 02:09, Set: 10:41. Civil Dark: 19:48 - 05:42. Nautical Dark: 20:21 - 05:08. Astro Dark: 20:57 - 04:32

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
4
3
10
37
17
52
47

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)

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
3
2
2
3
4
8
8
52
47

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)

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

Chance of Frost

Temperature (°C)

2
1
1
1
1
1
0
0
0
0
-0
-0
1
3
6
8
10
12
12
13
12
12
10
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
53
52
51
50
54
61
65
69
69
68
65
54
43
37
31
29
28
27
28
30
32
38
48

Pressure (mb)

1037
1038
1038
1038
1038
1038
1037
1037
1037
1037
1037
1037
1037
1037
1037
1037
1035
1034
1034
1033
1032
1032
1032
1032

Ozone (du)

379
378
378
379
374
371
370
370
372
372
376
379
381
380
374
366
364
364
365
362
360
360
360
360

Thursday 9

Waning Gibbous 48%

02:48

11:44

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

Sun - Rise: 06:10, Set: 19:21, Transit: 12:45. Moon - Rise: 02:48, Set: 11:44. Civil Dark: 19:49 - 05:41. Nautical Dark: 20:23 - 05:06. Astro Dark: 20:59 - 04:30

Total Clouds (% Sky Obscured)

55
69
92
49
77
38
41
44
46
40
39
31
3
0
1
1
3
4
9
17
32
86
94
100

Low Clouds (% Sky Obscured)

0
20
25
32
41
38
41
40
40
36
31
29
0
0
1
0
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

28
3
14
34
5
4
4
5
5
9
5
0
0
0
0
0
0
0
4
7
10
10
12
29

High Clouds (% Sky Obscured)

55
69
59
3
5
0
0
0
0
0
0
0
0
0
0
0
0
3
8
11
20
56
78
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)

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

Chance of Frost

Temperature (°C)

6
4
4
3
3
3
3
3
3
3
3
3
5
7
9
12
14
16
17
17
17
17
15
13

Feels Like (°C)

3
1
-1
-1
0
-1
1
1
1
1
1
1
2
4
7
10
13
14
15
16
15
14
11
9

Dew Point (°C)

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

Relative Humidity (%)

60
68
75
79
82
82
83
85
85
82
82
79
69
60
54
49
46
44
44
44
44
46
50
56

Pressure (mb)

1032
1032
1032
1031
1031
1030
1030
1029
1028
1028
1027
1027
1027
1027
1026
1025
1024
1023
1023
1022
1021
1020
1020
1020

Ozone (du)

361
362
364
363
361
362
359
363
369
368
365
369
367
360
358
355
350
350
347
349
346
344
343
340

Friday 10

Third Quarter 38%

03:21

12:51

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
10 Bad
11 Bad
12 OK
13 OK
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good

Sun - Rise: 06:08, Set: 19:22, Transit: 12:45. Moon - Rise: 03:21, Set: 12:51. Civil Dark: 19:51 - 05:39. Nautical Dark: 20:24 - 05:04. Astro Dark: 21:00 - 04:28

Total Clouds (% Sky Obscured)

99
99
97
98
99
100
98
96
91
81
84
85
77
55
49
44
35
27
18
12
1
1
1
6

Low Clouds (% Sky Obscured)

0
0
4
19
20
25
39
53
57
46
69
79
71
55
49
30
21
27
18
10
1
1
0
0

Medium Clouds (% Sky Obscured)

82
96
97
98
98
100
97
63
39
21
11
8
4
2
0
0
0
0
0
0
1
0
0
0

High Clouds (% Sky Obscured)

94
87
81
87
94
100
67
33
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
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
1
14
19
26
28
32
35
27
18
1
2
3
2
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
61
63
63
66
66
70
74
74
73
71
64
59
49
42
39
35
33
30
29
29
30
32
36

Pressure (mb)

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

Ozone (du)

339
341
343
348
351
352
355
362
368
370
370
369
369
373
381
385
378
373
370
374
376
376
374
371

Saturday 11

Waning Crescent 28%

03:48

14:00

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
10 Good
11 OK
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:06, Set: 19:23, Transit: 12:45. Moon - Rise: 03:48, Set: 14:00. Civil Dark: 19:52 - 05:37. Nautical Dark: 20:25 - 05:02. Astro Dark: 21:02 - 04:26

Total Clouds (% Sky Obscured)

5
1
1
1
1
0
0
0
0
0
0
5
5
6
6
33
62
91
90
89
85
88
94
100

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)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
13
43
71
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
2
4
32
62
91
90
89
78
82
90
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
6
5
5
4
4
3
3
3
2
1
1
1
2
3
4
4
4
5
7
10
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
40
40
42
47
48
51
52
54
55
56
55
50
45
41
36
35
33
32
33
36
38
46
56

Pressure (mb)

1028
1029
1029
1030
1031
1031
1031
1032
1032
1032
1033
1034
1034
1034
1035
1035
1034
1033
1033
1032
1032
1031
1031
1031

Ozone (du)

368
366
365
365
363
360
358
362
362
364
366
363
355
352
348
345
344
343
342
341
339
337
337
337

Sunday 12

Waning Crescent 19%

04:12

15:10

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

Sun - Rise: 06:05, Set: 19:24, Transit: 12:44. Moon - Rise: 04:12, Set: 15:10. Civil Dark: 19:53 - 05:36. Nautical Dark: 20:27 - 05:01. Astro Dark: 21:03 - 04:24

Total Clouds (% Sky Obscured)

99
99
98
98
99
99
99
97
90
89
93
99
99
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
4
10
16
22
15
7
0
10
19
28
26
23
18
23
26
31

Medium Clouds (% Sky Obscured)

89
79
70
80
89
99
95
89
85
64
48
37
32
21
6
33
60
52
34
44
60
72
86
100

High Clouds (% Sky Obscured)

96
92
88
92
96
99
99
85
50
35
63
94
96
98
99
99
100
100
100
100
100
100
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
8
8
3
6
4
0
0
2
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)

11
11
11
12
12
12
13
13
14
14
15
15
16
15
15
16
16
16
16
16
16
16
16
16

Chance of Frost

Temperature (°C)

10
9
8
7
8
8
9
9
9
9
9
10
10
13
14
17
18
20
21
20
19
18
16
16

Feels Like (°C)

11
4
3
3
3
3
3
4
3
3
3
3
3
7
6
8
9
10
10
17
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

68
69
70
70
70
70
69
70
72
73
73
73
73
65
58
52
48
44
41
45
48
52
56
59

Pressure (mb)

1031
1031
1031
1030
1030
1029
1028
1028
1027
1026
1026
1026
1025
1024
1024
1023
1022
1021
1020
1019
1018
1018
1017
1017

Ozone (du)

337
339
341
343
343
344
345
344
343
342
340
337
335
333
331
329
328
326
325
325
325
325
324
323

Monday 13

Waning Crescent 11%

04:34

16:21

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 06:03, Set: 19:25, Transit: 12:44. Moon - Rise: 04:34, Set: 16:21. Civil Dark: 19:54 - 05:34. Nautical Dark: 20:28 - 04:59. Astro Dark: 21:05 - 04:22

Total Clouds (% Sky Obscured)

100
100
100
98
96
93
84
73
63
65
67
70
78
84
91
86
83
83

Low Clouds (% Sky Obscured)

44
60
81
75
69
55
37
19
2
1
15
37
27
14
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
98
96
93
61
38
19
11
4
0
0
0
0
17
36
54

High Clouds (% Sky Obscured)

100
100
100
73
40
3
9
17
26
17
9
0
10
20
30
50
71
83

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

12
16
13
12
12
6
5
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

Wind Speed/Direction (mph)

16
15
13
12
12
12
13
12
12
11
11
11
11
11
12
12
13
13

Chance of Frost

Temperature (°C)

15
14
14
14
15
15
14
14
14
14
14
15
15
17
19
22
23
24

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
64
66
67
67
68
69
71
74
75
75
78
67
60
53
49
47

Pressure (mb)

1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013

Ozone (du)

321
321
320
320
320
319
319
317
314
312
310
309
307
305
304
303
303
303

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

Generated: 07/04/26 20:37:50. Forecast: 07/04/26 to 13/04/26. Timezone: UTC-4.00