Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 7

Waning Gibbous 84%

19:38

10:02

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

Sun - Rise: 07:04, Set: 16:40, Transit: 11:52. Moon - Rise: 19:38, Set: 10:02. Civil Dark: 17:09 - 06:35. Nautical Dark: 17:42 - 06:02. Astro Dark: 18:14 - 05:30

Total Clouds (% Sky Obscured)

65
51
40
74
61
96
87
80
84
90
86
85
71
84
4
7
4
4
6
2
8
16
75
83

Low Clouds (% Sky Obscured)

3
3
3
4
3
0
0
0
0
0
2
2
2
3
4
6
4
4
6
0
0
0
12
7

Medium Clouds (% Sky Obscured)

3
4
13
74
61
84
82
80
84
90
86
85
55
24
4
7
4
0
5
2
3
4
54
57

High Clouds (% Sky Obscured)

0
0
1
42
40
89
67
27
28
6
2
2
1
1
0
2
0
0
0
0
0
0
0
3

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
3
23
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
84
84
81
72
63
57
54
53
52
53
62
73
77
82
84
88
91
91
93
92
92
94

Pressure (mb)

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

Ozone (du)

301
300
301
298
299
297
297
298
299
295
293
295
296
296
296
297
296
295
295
295
296
295
298
300

Monday 8

Waning Gibbous 81%

20:52

10:43

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
02 OK
03 OK

Sun - Rise: 07:05, Set: 16:40, Transit: 11:53. Moon - Rise: 20:52, Set: 10:43. Civil Dark: 17:09 - 06:36. Nautical Dark: 17:42 - 06:03. Astro Dark: 18:14 - 05:31

Total Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
94
64
65
50
33
34

Low Clouds (% Sky Obscured)

4
17
51
59
79
94
64
66
77
80
55
36
28
36
64
66
51
48
43
36
32
32
33
34

Medium Clouds (% Sky Obscured)

86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
94
64
65
45
3
0

High Clouds (% Sky Obscured)

47
51
54
94
100
100
100
94
35
35
35
81
75
0
25
35
40
40
0
17
2
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
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
4
8
11
12
12
9
7
3
2
2
5
0
1
2
2
1
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
12
13
15
15
14
14
15
15
14
13
12
12
13
12
12
12
12
12
11
10
10
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-6
-5
-5
-5
-6
-6
-6
-6
-6
-5
-5
-5
-6
-6
-6
-6
-7
-7
-8
-7
-8
-8
-7

Dew Point (°C)

-2
-3
-3
-4
-6
-7
-8
-8
-9
-10
-9
-10
-9
-8
-8
-8
-9
-9
-8
-9
-9
-8
-8
-8

Relative Humidity (%)

84
78
75
69
60
56
51
50
47
44
46
46
48
55
54
54
53
55
57
58
59
62
65
67

Pressure (mb)

1020
1020
1021
1021
1022
1023
1023
1023
1023
1022
1022
1023
1023
1024
1024
1025
1025
1024
1024
1024
1024
1023
1024
1023

Ozone (du)

299
300
303
303
301
305
307
308
310
312
314
314
312
314
314
315
315
313
310
309
309
311
312
311

Tuesday 9

Waning Gibbous 75%

22:02

11:16

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

Sun - Rise: 07:06, Set: 16:40, Transit: 11:53. Moon - Rise: 22:02, Set: 11:16. Civil Dark: 17:10 - 06:36. Nautical Dark: 17:43 - 06:03. Astro Dark: 18:15 - 05:31

Total Clouds (% Sky Obscured)

30
46
39
28
44
82
19
88
100
100
100
100
100
14
45
27
100
100
97
86
92
95
97
100

Low Clouds (% Sky Obscured)

30
46
39
24
29
37
6
22
29
35
59
46
0
0
0
0
0
0
67
68
62
58
54
50

Medium Clouds (% Sky Obscured)

0
0
0
5
31
67
13
0
100
93
5
95
0
14
40
19
6
82
13
33
29
24
15
6

High Clouds (% Sky Obscured)

0
0
0
0
0
4
2
84
100
97
100
78
65
0
4
27
100
100
87
35
67
78
88
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)

8
7
7
6
7
6
4
2
4
7
8
9
8
7
8
11
12
13
14
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
71
72
72
69
62
56
51
52
54
56
60
68
81
81
82
83
80
79
80
80
80
80
82

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1022
1021
1019
1019
1018
1018
1018
1018
1018
1017
1016
1016
1015
1015
1014
1013
1013

Ozone (du)

312
319
320
329
331
336
340
338
337
338
343
352
360
360
364
358
347
343
342
342
342
339
337
336

Wednesday 10

Waning Gibbous 65%

23:08

11:42

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
02 Bad
03 Bad

Sun - Rise: 07:07, Set: 16:40, Transit: 11:53. Moon - Rise: 23:08, Set: 11:42. Civil Dark: 17:10 - 06:37. Nautical Dark: 17:43 - 06:04. Astro Dark: 18:15 - 05:32

Total Clouds (% Sky Obscured)

99
98
97
98
99
100
94
89
84
87
95
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
54
54
49
45
41
28
14
0
0
0
0
0
0
0
0
0
0
14
27
41
27
14
0

Medium Clouds (% Sky Obscured)

32
64
93
72
51
30
48
63
76
86
95
100
79
64
53
81
93
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

76
48
18
43
71
100
69
42
23
38
76
99
93
100
100
100
100
100
77
53
25
50
72
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
1
2
1
2
2
0
0
0
0
0
1
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
12
13
15
16
17
18
18
17
18
18
18
16
16
15
15
14
14
12
11
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
83
80
75
69
63
62
58
58
59
61
66
67
68
68
69
72
71
74
74
73
77

Pressure (mb)

1012
1011
1011
1011
1010
1009
1009
1007
1006
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1007
1008

Ozone (du)

334
334
330
327
327
327
328
328
327
326
324
321
321
319
317
312
311
308
307
302
302
302
301
300

Thursday 11

Third Quarter 54%

00:10

12:06

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
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

Sun - Rise: 07:07, Set: 16:41, Transit: 11:54. Moon - Rise: 00:10, Set: 12:06. Civil Dark: 17:10 - 06:38. Nautical Dark: 17:43 - 06:05. Astro Dark: 18:15 - 05:33

Total Clouds (% Sky Obscured)

88
75
61
72
83
95
88
77
54
54
43
34
34
48
100
96
93
90
96
98
99
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
11
21
32
23
14
6
33
43
34
34
48
58
66
74
82
83
85
86
84
82
81

Medium Clouds (% Sky Obscured)

84
69
48
63
70
60
28
34
39
46
43
34
34
48
49
47
50
75
82
92
98
99
99
100

High Clouds (% Sky Obscured)

70
37
5
31
56
83
59
35
0
22
38
34
34
48
96
79
60
40
29
25
16
22
31
42

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

Precipitation Probability (%)

0
0
0
1
1
0
1
0
0
9
14
19
27
33
37
51
36
12
28
38
47
64
75
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0.2
0.3
0.3

Wind Speed/Direction (mph)

9
8
9
8
7
7
6
7
5
6
6
3
3
2
2
3
2
3
5
5
7
8
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
68
69
68
64
56
52
50
49
46
46
53
58
62
63
64
66
67
68
71
72
79
86

Pressure (mb)

1008
1009
1009
1010
1011
1012
1013
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1011
1010
1010
1010
1010

Ozone (du)

297
294
296
299
302
299
298
300
301
299
298
300
297
296
296
294
292
290
288
289
290
292
294
296

Friday 12

Waning Crescent 44%

01:10

12:28

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 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
03 Good

Sun - Rise: 07:08, Set: 16:41, Transit: 11:54. Moon - Rise: 01:10, Set: 12:28. Civil Dark: 17:10 - 06:39. Nautical Dark: 17:43 - 06:06. Astro Dark: 18:15 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
95
91
87
92
96
99
98
98
98
81
63
43
60
80
97
100
100
100
68
42
15

Low Clouds (% Sky Obscured)

61
42
27
20
21
19
38
49
54
53
57
42
42
41
43
47
32
24
18
11
4
4
4
3

Medium Clouds (% Sky Obscured)

100
100
100
95
89
46
49
48
41
47
54
78
75
60
43
60
80
97
98
89
99
68
42
15

High Clouds (% Sky Obscured)

61
77
77
52
26
0
32
63
76
85
85
85
61
36
11
40
71
97
68
35
3
2
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

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 (%)

82
72
48
36
23
9
11
10
5
6
5
1
5
4
1
2
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.3
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
9
9
10
11
12
13
13
13
14
13
12
11
10
9
8
8
7
7
7
7
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
93
94
88
83
78
75
69
66
65
65
65
65
66
66
69
71
75
75
74
74
75
78

Pressure (mb)

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

Ozone (du)

297
301
304
307
307
307
307
305
303
301
301
301
301
303
305
307
311
315
319
325
331
337
337
337

Saturday 13

Waning Crescent 34%

02:10

12:49

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

Sun - Rise: 07:09, Set: 16:41, Transit: 11:55. Moon - Rise: 02:10, Set: 12:49. Civil Dark: 17:10 - 06:39. Nautical Dark: 17:44 - 06:06. Astro Dark: 18:16 - 05:34

Total Clouds (% Sky Obscured)

28
39
47
58
72
86
91
93
94
89
81
78
57
32
10
13
12
13
14
9
0

Low Clouds (% Sky Obscured)

7
11
16
26
35
45
49
49
42
48
53
65
43
24
4
5
6
9
7
7
0

Medium Clouds (% Sky Obscured)

24
17
8
6
8
7
10
11
15
33
35
27
22
22
10
13
10
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
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

Fog (%)

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

Precipitation Probability (%)

0
0
0
1
1
1
7
8
4
6
5
3
6
7
7
16
19
22
20
16
1

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
79
79
78
71
66
62
56
50
44
47
49
52
57
61
67
67
68
68
65
63

Pressure (mb)

1019
1019
1019
1019
1019
1020
1020
1019
1018
1017
1017
1017
1018
1018
1019
1020
1020
1020
1021
1021
1021

Ozone (du)

337
336
336
335
336
337
338
339
340
340
342
344
345
347
349
351
353
356
359
364
370

Forecast for Genezer Estates, Worcester, United States of America (38.16,-75.17)

Generated: 07/12/25 04:22:04. Forecast: 07/12/25 to 13/12/25. Timezone: UTC-5.00