Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 15

Waning Crescent 10%

05:55

14:01

09 Bad
10 Bad
11 OK
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 Good
08 Good

Sun - Rise: 07:14, Set: 17:05, Transit: 12:10. Moon - Rise: 05:55, Set: 14:01. Civil Dark: 17:34 - 06:46. Nautical Dark: 18:06 - 06:13. Astro Dark: 18:38 - 05:42

Total Clouds (% Sky Obscured)

88
58
37
3
5
1
1
1
0
1
1
1
0
0
1
3
5
2
2
0
0
0
0
0

Low Clouds (% Sky Obscured)

27
0
3
2
2
1
1
1
0
1
1
1
0
0
1
3
5
2
2
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
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
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)

15
16
16
15
15
13
14
13
12
10
11
13
14
14
15
15
15
15
15
15
14
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-6
-9
-10
-11
-10
-11
-11
-11
-11
-11
-12
-12
-13
-13
-13
-13
-13
-13
-13
-14
-14
-15
-14

Relative Humidity (%)

62
53
45
39
36
38
38
38
41
44
45
44
46
46
46
49
49
49
50
49
46
45
45
46

Pressure (mb)

1003
1004
1004
1003
1003
1002
1002
1003
1004
1005
1005
1006
1006
1006
1007
1007
1008
1009
1010
1011
1012
1014
1015
1016

Ozone (du)

373
376
377
378
375
373
376
382
386
381
394
405
407
415
416
419
420
393
372
366
353
345
340
339

Friday 16

Waning Crescent 5%

06:43

14:54

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

Sun - Rise: 07:14, Set: 17:06, Transit: 12:10. Moon - Rise: 06:43, Set: 14:54. Civil Dark: 17:35 - 06:45. Nautical Dark: 18:07 - 06:13. Astro Dark: 18:39 - 05:42

Total Clouds (% Sky Obscured)

0
0
3
6
18
21
25
31
36
32
21
8
37
29
100
99
65
64
82
92
87
100
96
96

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
2
2
2
1
0
0
7
0
7
5
5
5
5
10
10
5
42
69

Medium Clouds (% Sky Obscured)

0
0
3
6
18
13
12
13
10
9
6
3
12
12
100
99
65
56
82
92
87
100
95
94

High Clouds (% Sky Obscured)

0
0
2
3
18
0
0
0
0
0
0
0
0
0
0
0
2
8
2
25
40
27
54
48

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
1
0
0
1
0
1
3
2
3
1
14
18

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-6
-4
-3
-3
-3
-2
-2
-3
-3
-3
-3
-2
-2
-2
-3
-3
-2
-3
-2
-2
-1
-1
-1

Dew Point (°C)

-14
-14
-14
-14
-14
-13
-12
-11
-11
-10
-10
-9
-8
-8
-7
-6
-5
-5
-5
-5
-5
-5
-4
-4

Relative Humidity (%)

44
39
34
31
31
31
33
36
39
41
41
43
44
45
46
48
50
52
53
52
52
52
54
55

Pressure (mb)

1017
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018

Ozone (du)

338
337
334
329
322
317
313
310
309
310
308
305
305
306
305
304
303
304
305
306
304
305
305
303

Saturday 17

Waning Crescent 1%

07:24

15:54

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

Sun - Rise: 07:14, Set: 17:07, Transit: 12:11. Moon - Rise: 07:24, Set: 15:54. Civil Dark: 17:36 - 06:45. Nautical Dark: 18:08 - 06:13. Astro Dark: 18:39 - 05:41

Total Clouds (% Sky Obscured)

99
93
94
92
85
84
89
90
71
34
43
73
75
61
75
84
86
72
88
100
99
99
99
100

Low Clouds (% Sky Obscured)

43
48
44
62
39
36
69
68
36
34
36
34
27
0
0
0
0
0
46
53
58
56
69
83

Medium Clouds (% Sky Obscured)

78
76
82
82
77
79
80
85
58
0
17
58
58
61
70
72
71
57
58
81
73
98
98
99

High Clouds (% Sky Obscured)

47
29
2
21
2
11
9
0
0
2
2
0
0
0
0
0
16
28
28
25
25
20
21
18

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
Snow

Precipitation Probability (%)

11
15
19
17
10
2
0
0
0
0
0
0
0
0
0
0
0
0
0
8
4
0
23
37

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
0.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
51
54
56
54
55
53
54
58
66
72
75
72
69
62
61
63
67
64
67
65
64
63
60

Pressure (mb)

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

Ozone (du)

303
305
306
304
304
305
307
308
309
313
316
318
319
322
324
325
325
325
324
325
326
326
328
330

Sunday 18

New Moon 0%

07:59

16:58

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

Sun - Rise: 07:13, Set: 17:08, Transit: 12:11. Moon - Rise: 07:59, Set: 16:58. Civil Dark: 17:37 - 06:45. Nautical Dark: 18:09 - 06:12. Astro Dark: 18:40 - 05:41

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
70
43
15
1
1
1
8
15
20
13
7
3
6
9

Low Clouds (% Sky Obscured)

97
93
90
88
88
89
90
87
86
84
56
28
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
70
43
15
0
0
0
3
5
7
6
3
0
0
0

High Clouds (% Sky Obscured)

19
20
17
13
6
3
0
0
10
20
25
25
0
0
0
0
0
0
0
0
0
0
5
9

ISS Passover

Visibility (miles)

9
9
8
9
2
0
0
0
0
0
1
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

51
74
92
95
95
95
93
88
82
70
57
41
7
3
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.5
0.6
0.9
1
0.8
0.5
0.5
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-11
-10
-11
-6
-2
-2
-3
-3
-3
-4
-4
-5
-5
-6
-7
-7
-8
-7
-7
-8
-8
-8
-8

Relative Humidity (%)

51
42
41
41
63
92
92
91
94
94
91
91
86
86
85
87
85
84
85
85
85
85
84
73

Pressure (mb)

1021
1020
1020
1018
1017
1017
1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

333
337
339
344
350
350
355
351
349
350
353
360
368
370
362
352
342
338
333
332
331
333
330
330

Monday 19

Waxing Crescent 1%

08:28

18:04

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

Sun - Rise: 07:13, Set: 17:09, Transit: 12:11. Moon - Rise: 08:28, Set: 18:04. Civil Dark: 17:38 - 06:44. Nautical Dark: 18:10 - 06:12. Astro Dark: 18:41 - 05:41

Total Clouds (% Sky Obscured)

12
11
5
0
0
1
1
7
17
24
36
38
86
64
67
88
85
92
100
70
38
11
8
7

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
4
12
18
31
38
86
64
67
87
80
84
95
67
35
4
8
5

High Clouds (% Sky Obscured)

12
11
5
0
0
0
0
0
1
0
0
0
0
17
40
54
53
77
100
70
36
11
7
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-3
-2
-1
-1
-1
-1
-1
-1
-3
-3
-3
-3
-6
-7
-8
-9
-10
-10
-11
-11
-11
-11
-12

Dew Point (°C)

-7
-4
-6
-6
-5
-5
-5
-5
-4
-3
-3
-3
-2
-5
-6
-7
-9
-10
-11
-12
-13
-14
-14
-15

Relative Humidity (%)

64
70
58
54
55
55
57
57
68
77
78
78
84
74
74
73
68
66
63
60
58
57
56
51

Pressure (mb)

1018
1018
1018
1017
1016
1017
1017
1017
1017
1018
1019
1019
1019
1020
1020
1021
1021
1023
1023
1024
1024
1025
1026
1026

Ozone (du)

329
330
331
329
332
335
334
335
332
330
332
335
337
338
337
334
331
332
333
334
336
337
339
345

Tuesday 20

Waxing Crescent 4%

08:54

19:10

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 Good
08 Good

Sun - Rise: 07:12, Set: 17:10, Transit: 12:11. Moon - Rise: 08:54, Set: 19:10. Civil Dark: 17:39 - 06:44. Nautical Dark: 18:11 - 06:12. Astro Dark: 18:42 - 05:40

Total Clouds (% Sky Obscured)

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

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

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
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
12
12
12
12
11
10
10
8
6
5
4
5
6
6
5
6
5
4
3
3
2
1
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
42
41
38
36
36
37
38
44
49
58
59
57
59
60
60
59
61
62
62
62
62
60
54

Pressure (mb)

1027
1027
1027
1026
1026
1026
1025
1025
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1030
1030
1031

Ozone (du)

351
357
368
378
389
398
407
416
413
410
407
403
399
396
391
386
381
373
365
357
354
351
348
348

Wednesday 21

Waxing Crescent 9%

08:54

20:15

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

Sun - Rise: 07:11, Set: 17:11, Transit: 12:12. Moon - Rise: 08:54, Set: 20:15. Civil Dark: 17:40 - 06:43. Nautical Dark: 18:12 - 06:11. Astro Dark: 18:43 - 05:40

Total Clouds (% Sky Obscured)

5
7
7
6
7
6
5
6
10
18
20
23
32
48
68
80
78
85
81
85
92
100

Low Clouds (% Sky Obscured)

0
1
1
1
1
1
1
0
0
0
1
2
2
4
4
3
2
0
0
20
42
67

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
5
17
32
43
60
80
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

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
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

Wind Speed/Direction (mph)

4
7
8
11
13
13
12
13
13
14
15
15
15
15
15
15
15
14
13
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-13
-13
-11
-10
-8
-8
-8
-8
-7
-7
-6
-6
-6
-6
-5
-4
-4
-3
-3
-2
-2
-2

Relative Humidity (%)

47
41
44
45
47
47
46
46
50
53
57
55
53
50
54
57
61
64
69
74
77
83

Pressure (mb)

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

Ozone (du)

349
349
347
346
344
343
342
341
341
341
340
340
340
339
338
337
336
332
328
324
320
316

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

Generated: 15/01/26 09:12:27. Forecast: 15/01/26 to 21/01/26. Timezone: UTC-5.00