Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 0%

07:18

15:54

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

Sun - Rise: 07:24, Set: 17:14, Transit: 12:19. Moon - Rise: 07:18, Set: 15:54. Civil Dark: 17:42 - 06:56. Nautical Dark: 18:13 - 06:25. Astro Dark: 18:44 - 05:54

Total Clouds (% Sky Obscured)

75
80
85
100
100
100
100
100
93
73
100
83
91
96
92
82
4
1
1
0
0
0
0
0

Low Clouds (% Sky Obscured)

75
80
85
90
92
95
95
100
65
59
100
73
91
96
92
82
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

75
80
85
100
100
100
98
100
73
23
19
0
36
29
17
28
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
80
85
100
100
100
100
68
70
0
0
0
0
0
0
0
3
1
1
0
0
0
0
0

ISS Passover

Visibility (miles)

2
2
1
0
0
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

9
2
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

85
95
95
95
95
95
95
95
42
13
36
12
7
26
28
32
5
0
0
0
1
0
0
0

Precipitation Amount (mm)

0.3
0.6
2.4
2.8
3
2.5
2.4
0.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
5
6
6
7
7
8
8
9
11
12
13
15
16
15
16
18
17
15
14
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

16
16
15
15
15
15
16
15
15
16
16
16
16
16
16
15
12
6
5
5
4
3
2
0

Relative Humidity (%)

96
98
98
100
98
100
100
96
96
96
95
93
93
92
92
88
73
56
59
58
50
45
40
35

Pressure (mb)

1016
1016
1015
1015
1014
1013
1012
1010
1009
1008
1007
1007
1006
1005
1005
1006
1007
1009
1010
1012
1012
1012
1012
1013

Ozone (du)

267
266
266
265
266
267
268
269
270
268
267
265
266
269
271
273
280
284
292
297
301
300
300
301

Friday 19

New Moon 1%

08:10

16:43

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

Sun - Rise: 07:25, Set: 17:14, Transit: 12:20. Moon - Rise: 08:10, Set: 16:43. Civil Dark: 17:42 - 06:57. Nautical Dark: 18:14 - 06:25. Astro Dark: 18:44 - 05:55

Total Clouds (% Sky Obscured)

0
0
35
30
18
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
2
0
1
13

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
35
30
18
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
2
0
1
13

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)

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

Chance of Frost

Temperature (°C)

15
13
11
9
7
6
5
4
3
2
2
3
2
2
2
1
1
1
4
8
10
11
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

36
38
38
40
42
45
47
48
46
45
46
49
52
52
50
52
53
52
45
39
34
31
29
28

Pressure (mb)

1013
1015
1016
1017
1018
1019
1020
1021
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025
1026
1026
1026
1025
1023
1023

Ozone (du)

296
294
290
287
286
284
284
283
282
280
280
279
277
276
276
276
275
274
272
271
271
271
270
271

Saturday 20

Waxing Crescent 3%

08:56

17:38

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

Sun - Rise: 07:25, Set: 17:15, Transit: 12:20. Moon - Rise: 08:56, Set: 17:38. Civil Dark: 17:43 - 06:57. Nautical Dark: 18:14 - 06:26. Astro Dark: 18:45 - 05:55

Total Clouds (% Sky Obscured)

10
1
1
3
1
1
60
86
90
81
100
97
97
42
87
11
12
8
5
9
12
16
17
18

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)

10
1
1
3
0
1
60
86
90
81
99
96
96
42
87
11
12
8
5
9
12
16
17
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
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
7
5
4
5
4
5
5
5
5
5
6
6
6
6
5
5
5
4
4
5
6
8
7

Chance of Frost

Temperature (°C)

13
13
10
7
6
6
5
5
5
5
5
6
6
6
5
5
4
6
8
11
13
15
16
16

Feels Like (°C)

9
9
8
6
4
4
3
3
3
3
2
2
3
2
2
1
2
3
6
8
11
12
14
13

Dew Point (°C)

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

Relative Humidity (%)

29
37
47
49
52
55
58
63
68
73
80
83
81
74
70
69
68
67
60
50
44
42
44
44

Pressure (mb)

1022
1022
1022
1023
1022
1022
1022
1022
1022
1022
1021
1022
1021
1021
1021
1022
1023
1023
1024
1024
1024
1024
1023
1024

Ozone (du)

270
269
268
266
265
267
268
269
269
269
271
270
270
270
271
271
271
272
272
273
274
273
274
274

Sunday 21

Waxing Crescent 7%

09:36

18:37

15 OK
16 OK
17 OK
18 Good
19 Good
20 Good
21 OK
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

Sun - Rise: 07:26, Set: 17:15, Transit: 12:21. Moon - Rise: 09:36, Set: 18:37. Civil Dark: 17:43 - 06:58. Nautical Dark: 18:15 - 06:26. Astro Dark: 18:45 - 05:56

Total Clouds (% Sky Obscured)

19
20
20
1
4
10
19
14
11
6
6
5
5
5
10
14
2
1
1
0
0
0
3
6

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
2
13
2
2
1
2
5
5
5
6
11
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

19
20
20
1
4
9
17
14
11
6
6
5
5
5
10
14
2
1
1
0
0
0
2
5

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
6
5
6
6
6
7
6
6
6
7
8
8
7
6
7
8
9
8
8
7
7

Chance of Frost

Temperature (°C)

15
15
12
9
7
6
5
4
3
2
2
2
1
1
1
0
-1
1
3
5
6
7
9
9

Feels Like (°C)

12
13
10
6
5
3
2
0
-2
-3
-3
-3
-4
-5
-5
-5
-6
-3
-2
0
2
4
5
6

Dew Point (°C)

4
6
5
3
-3
-5
-7
-9
-9
-8
-9
-9
-10
-12
-13
-11
-10
-8
-8
-9
-9
-9
-9
-9

Relative Humidity (%)

47
54
63
64
51
47
43
39
42
45
46
44
41
36
35
42
49
51
44
36
32
29
27
26

Pressure (mb)

1024
1025
1026
1027
1029
1029
1030
1031
1032
1032
1033
1033
1034
1034
1034
1035
1036
1037
1037
1038
1038
1037
1036
1036

Ozone (du)

275
275
276
277
276
276
278
277
276
276
274
272
271
270
269
268
267
268
269
267
267
267
266
266

Monday 22

Waxing Crescent 6%

10:10

19:39

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

Sun - Rise: 07:26, Set: 17:16, Transit: 12:21. Moon - Rise: 10:10, Set: 19:39. Civil Dark: 17:44 - 06:58. Nautical Dark: 18:15 - 06:27. Astro Dark: 18:46 - 05:56

Total Clouds (% Sky Obscured)

9
6
3
0
10
19
27
35
44
45
61
61
61
50
42
33
27
16
4
7
14
20
32
46

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
3
9
23
38
42
33
27
16
4
7
14
20
17
13

Medium Clouds (% Sky Obscured)

0
0
0
0
5
8
10
11
12
15
7
3
2
14
23
32
27
16
4
7
14
20
16
32

High Clouds (% Sky Obscured)

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

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

Chance of Frost

Temperature (°C)

9
8
6
4
3
3
2
1
1
1
1
1
1
1
1
2
2
3
5
7
10
12
14
14

Feels Like (°C)

6
5
4
2
1
1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-1
1
2
3
3
4
11

Dew Point (°C)

-9
-8
-7
-7
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9
-8
-7
-6
-4
-2
-0
2
4
6
7

Relative Humidity (%)

27
30
38
42
44
46
46
47
48
49
49
49
49
50
52
54
57
57
59
58
58
57
57
60

Pressure (mb)

1035
1035
1035
1036
1036
1037
1037
1037
1036
1036
1035
1034
1034
1034
1033
1033
1033
1033
1033
1033
1032
1030
1029
1029

Ozone (du)

267
269
268
266
266
265
265
265
266
265
264
263
262
261
260
260
259
259
258
258
257
256
255
255

Tuesday 23

Waxing Crescent 13%

10:41

20:42

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

Sun - Rise: 07:27, Set: 17:16, Transit: 12:22. Moon - Rise: 10:41, Set: 20:42. Civil Dark: 17:44 - 06:59. Nautical Dark: 18:16 - 06:27. Astro Dark: 18:46 - 05:56

Total Clouds (% Sky Obscured)

60
64
69
73
70
70
72
55
38
22
16
11
5
3
2
0
1
1
2
2
3
3
4
5

Low Clouds (% Sky Obscured)

9
6
7
0
8
12
15
10
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

48
56
64
72
69
66
63
47
31
15
11
8
4
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
5
7
5
2
0
0
0
0
1
1
2
2
3
3
4
5

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 (%)

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

Chance of Frost

Temperature (°C)

14
14
13
12
11
10
10
10
10
9
9
9
8
8
8
8
8
10
12
13
15
16
17
17

Feels Like (°C)

11
11
10
10
9
8
8
9
9
9
9
8
8
8
8
8
8
8
10
10
11
12
12
19

Dew Point (°C)

7
9
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
7
8
8
9
9
9
9

Relative Humidity (%)

63
68
71
76
81
84
87
88
90
91
93
91
91
93
91
93
91
84
77
71
67
62
58
59

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1028
1028
1028
1029
1029
1029
1028
1027
1026
1026

Ozone (du)

255
254
253
253
252
252
253
253
254
254
254
255
255
255
255
255
255
256
258
260
260
260
261
261

Wednesday 24

Waxing Crescent 21%

11:08

21:45

15 Good
16 Good
17 Good
18 Good
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK
06 Good

Sun - Rise: 07:27, Set: 17:17, Transit: 12:22. Moon - Rise: 11:08, Set: 21:45. Civil Dark: 17:45 - 06:59. Nautical Dark: 18:16 - 06:28. Astro Dark: 18:47 - 05:57

Total Clouds (% Sky Obscured)

6
8
11
13
32
52
71
70
65
61
57
52
45
38
29
16

Low Clouds (% Sky Obscured)

0
0
0
0
1
3
4
3
2
0
23
46
45
38
29
16

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
3
7
8
17
4
2
2
1
0

High Clouds (% Sky Obscured)

6
8
11
13
32
51
70
63
56
50
38
26
14
9
5
0

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
5
5
5
5
6
6
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
18
18
18
12
11
11
10
10
9
8
7
8
7
7

Dew Point (°C)

9
10
9
9
8
8
7
6
6
6
6
6
6
6
6
6

Relative Humidity (%)

59
60
64
69
73
73
73
71
73
74
76
74
73
73
73
74

Pressure (mb)

1026
1025
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024

Ozone (du)

262
263
263
263
264
264
264
264
264
264
264
264
264
265
264
263

Forecast for Taxahaw, Lancaster County, United States of America (34.69,-80.52)

Generated: 18/12/25 14:53:01. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-5.00