Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 7

Waning Gibbous 67%

01:21

08:52

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

Sun - Rise: 06:13, Set: 19:17, Transit: 12:46. Moon - Rise: 01:21, Set: 08:52. Civil Dark: 19:46 - 05:44. Nautical Dark: 20:20 - 05:10. Astro Dark: 20:56 - 04:34

Total Clouds (% Sky Obscured)

94
97
97
39
82
92
100
98
85
67
56
45
72
42
18
26
21
6
25
17
0
0
0
0

Low Clouds (% Sky Obscured)

69
74
65
39
55
77
72
75
83
67
56
45
67
42
18
26
21
6
25
17
0
0
0
0

Medium Clouds (% Sky Obscured)

13
29
0
17
56
70
100
88
30
30
33
39
34
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)

2
0
9
9
7
2
8
5
7
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

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

Precipitation Probability (%)

79
55
56
39
44
39
52
69
61
40
30
22
5
10
7
3
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
0.2
0
0
0
0
0.2
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
6
9
11
8
10
14
11
12
11
12
13
15
18
17
16
15
13
12
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
2
-1
1
-0
2
1
2
3
-4
-5
-7
-5
-3
-4
-6
-8
-8
-8
-9
-9
-10
-11
-11

Relative Humidity (%)

76
93
69
67
57
63
62
65
74
43
42
40
48
59
57
55
53
52
54
54
52
50
48
46

Pressure (mb)

1021
1020
1020
1019
1019
1019
1019
1018
1019
1020
1021
1023
1024
1025
1027
1028
1029
1030
1031
1032
1033
1034
1034
1035

Ozone (du)

374
377
379
379
381
385
392
393
394
403
407
407
406
406
406
408
409
404
400
398
399
403
403
397

Wednesday 8

Waning Gibbous 58%

02:09

09:43

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

Sun - Rise: 06:11, Set: 19:18, Transit: 12:46. Moon - Rise: 02:09, Set: 09:43. Civil Dark: 19:47 - 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
0
3
3
3
3
3
4
5
24

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
0
2
2
3
1
0
1
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
44
43
42
39
36
35
36
38
39
43
52
54
54
53
53
56
61
66
67
69
71
70
66

Pressure (mb)

1036
1037
1038
1038
1038
1037
1037
1037
1036
1036
1036
1037
1037
1038
1038
1038
1038
1038
1038
1038
1037
1037
1037
1037

Ozone (du)

391
388
387
383
376
374
375
375
375
375
375
373
371
370
368
365
361
359
361
364
366
368
371
371

Thursday 9

Waning Gibbous 48%

02:48

10:41

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
02 Bad
03 Bad
04 OK
05 OK
06 Good
07 Good

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

Total Clouds (% Sky Obscured)

55
55
55
55
50
50
44
100
85
60
83
61
56
66
78
82
89
95
89
62
24
14
6
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
23
34
41
52
48
45
39
24
14
6
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
6
14
11
5
4
0
0
0

High Clouds (% Sky Obscured)

0
0
0
5
5
5
11
100
59
40
74
38
41
5
5
5
5
15
20
18
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
2
3
5
7
7
7
7
5
4
3
2
1
1
1
1
1
1
1
2
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

56
46
39
35
34
32
31
32
31
35
43
51
61
68
75
79
82
83
85
86
88
88
89
86

Pressure (mb)

1038
1038
1038
1037
1036
1035
1034
1033
1033
1032
1032
1032
1032
1032
1032
1031
1031
1030
1029
1029
1028
1027
1027
1027

Ozone (du)

369
369
368
368
366
366
365
364
363
356
356
359
359
357
358
357
359
361
360
364
366
362
356
352

Friday 10

Third Quarter 38%

03:21

11:44

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

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)

0
0
0
1
3
4
5
6
7
35
55
80
70
100
89
100
92
74
75
100
100
95
90
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
2
12
45
52
43
42
29

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
7
12
98
75
23
20
100
100
60
41
45

High Clouds (% Sky Obscured)

0
0
0
1
3
4
5
6
7
35
55
80
70
100
89
100
92
74
75
100
100
67
33
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
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
13
18
20
26
27
26

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)

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

Chance of Frost

Temperature (°C)

6
8
10
13
15
16
18
18
18
18
16
14
12
11
10
9
9
9
9
9
10
10
10
11

Feels Like (°C)

6
8
10
12
14
16
18
17
17
16
14
12
10
9
6
6
6
5
6
7
6
6
7
8

Dew Point (°C)

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

Relative Humidity (%)

80
70
60
52
43
38
36
36
37
40
48
55
61
63
65
67
70
70
68
69
68
71
77
80

Pressure (mb)

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

Ozone (du)

351
350
345
341
342
344
348
348
350
346
346
348
346
345
344
347
345
343
342
342
347
350
352
350

Saturday 11

Waning Crescent 38%

03:48

12:51

08 Bad
09 Bad
10 OK
11 OK
12 OK
13 Bad
14 OK
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

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)

64
48
26
36
43
47
34
25
12
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

33
32
26
36
43
47
34
25
12
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

35
22
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 (%)

21
14
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)

10
11
13
13
13
13
13
13
13
14
13
12
12
11
11
11
9
8
6
5
4
4
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
63
53
46
38
34
32
31
31
32
34
38
42
45
47
49
50
52
55
55
55
55
54
52

Pressure (mb)

1019
1020
1021
1021
1022
1022
1022
1022
1023
1023
1025
1026
1027
1028
1029
1030
1030
1031
1031
1032
1032
1033
1034
1034

Ozone (du)

351
357
364
372
384
386
385
383
382
379
377
381
380
378
376
374
371
369
366
365
364
363
362
362

Sunday 12

Waning Crescent 28%

04:12

14:00

08 Good
09 Good
10 Good
11 Good
12 Good
13 OK
14 OK
15 OK
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

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)

0
0
0
8
16
25
30
36
46
55
58
46
46
48
44
46
57
80
85
83
78
83
90
93

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
18
25
29
30
30
28
24
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
19
34
40
19
6
0
0
0
2
4
5
6
26
46
66

High Clouds (% Sky Obscured)

0
0
0
8
16
25
30
36
46
49
32
16
11
5
0
2
5
7
38
69
78
73
62
80

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)

2
1
2
3
4
5
6
8
11
14
14
14
13
13
13
13
14
14
15
15
16
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
44
40
36
33
31
29
30
33
35
40
45
52
55
59
65
66
69
71
70
71
73
70
68

Pressure (mb)

1035
1035
1035
1035
1034
1033
1033
1032
1031
1031
1030
1030
1030
1030
1029
1029
1028
1027
1026
1025
1024
1024
1023
1022

Ozone (du)

361
359
356
353
351
349
347
346
345
343
341
339
337
337
336
336
337
338
339
338
337
335
335
334

Monday 13

Waning Crescent 19%

04:34

15:10

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: 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)

98
99
100
100
100
100
100
100
100
99
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

15
6
0
0
0
0
15
31
46
51
43
22
22
22
30
55
85
92

Medium Clouds (% Sky Obscured)

64
61
58
62
67
71
77
81
84
76
61
62
87
94
99
99
100
100

High Clouds (% Sky Obscured)

87
88
100
100
100
100
100
100
100
85
71
56
71
85
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

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 (%)

0
0
0
0
0
0
0
0
0
2
4
1
8
11
4
33
44
45

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)

17
17
16
16
15
15
15
14
12
11
11
11
11
11
11
11
11
10

Chance of Frost

Temperature (°C)

9
11
13
15
17
19
21
20
20
20
19
18
17
17
17
16
16
16

Feels Like (°C)

1
5
6
7
7
8
8
17
17
17
16
16
16
14
14
15
14
14

Dew Point (°C)

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

Relative Humidity (%)

67
63
59
55
50
47
43
44
47
49
52
54
58
61
63
66
72
78

Pressure (mb)

1022
1021
1020
1019
1018
1017
1016
1015
1014
1013
1013
1014
1014
1014
1013
1013
1013
1013

Ozone (du)

333
332
332
331
330
329
328
327
325
323
322
321
320
321
322
322
322
322

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

Generated: 07/04/26 08:00:33. Forecast: 07/04/26 to 13/04/26. Timezone: UTC-4.00