Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 6%

05:22

14:03

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

Sun - Rise: 07:21, Set: 16:40, Transit: 12:01. Moon - Rise: 05:22, Set: 14:03. Civil Dark: 17:10 - 06:51. Nautical Dark: 17:45 - 06:17. Astro Dark: 18:18 - 05:44

Total Clouds (% Sky Obscured)

38
44
70
94
100
100
100
100
60
23
6
24
6
6
20
79
93
84
90
88
90
95
92
100

Low Clouds (% Sky Obscured)

4
4
1
4
4
3
4
4
4
4
4
17
4
5
14
79
91
77
78
75
66
35
10
0

Medium Clouds (% Sky Obscured)

6
21
18
74
43
0
0
0
0
0
0
0
0
0
0
0
0
0
0
28
45
81
73
100

High Clouds (% Sky Obscured)

4
42
53
76
100
100
100
100
56
21
2
2
2
0
0
2
4
55
55
53
52
67
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-8
-6
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-6
-5
-4
-4
-3
-1
2
3

Relative Humidity (%)

69
69
75
84
87
91
92
92
91
91
91
91
92
92
91
91
81
82
84
86
81
81
88
83

Pressure (mb)

1023
1023
1023
1022
1022
1022
1023
1022
1022
1021
1021
1021
1020
1020
1019
1018
1017
1017
1017
1017
1017
1017
1016
1014

Ozone (du)

270
268
266
267
266
269
270
268
267
265
265
264
262
262
261
262
265
267
268
269
272
273
275
277

Wednesday 17

Waning Crescent 2%

06:23

14:36

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

Sun - Rise: 07:22, Set: 16:40, Transit: 12:01. Moon - Rise: 06:23, Set: 14:36. Civil Dark: 17:11 - 06:51. Nautical Dark: 17:45 - 06:17. Astro Dark: 18:18 - 05:44

Total Clouds (% Sky Obscured)

100
100
85
65
62
100
100
100
48
51
32
26
51
100
87
82
90
93
56
93
96
94
55
57

Low Clouds (% Sky Obscured)

0
0
0
0
34
65
4
4
4
4
4
4
1
0
2
0
4
4
3
21
17
40
13
21

Medium Clouds (% Sky Obscured)

100
100
0
0
0
9
1
0
0
0
0
1
25
24
0
0
14
39
50
55
40
37
28
25

High Clouds (% Sky Obscured)

100
100
78
46
41
100
100
100
48
51
32
26
51
100
84
81
86
78
56
93
96
76
3
57

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
27
66
100
98
1
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
8
7
6
6
6
5
4
3
3
3
2
2
2
3
2
2
3
2
2
3
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
84
88
88
89
89
88
93
94
92
94
94
94
94
94
96
94
94
94
94
86
84
85
83

Pressure (mb)

1014
1014
1016
1017
1019
1020
1021
1022
1023
1023
1024
1024
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1024
1022

Ozone (du)

280
285
300
301
302
306
312
315
315
317
317
315
314
309
306
303
300
300
296
294
293
292
289
287

Thursday 18

Waning Crescent 0%

07:21

15:16

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:22, Set: 16:41, Transit: 12:02. Moon - Rise: 07:21, Set: 15:16. Civil Dark: 17:11 - 06:52. Nautical Dark: 17:45 - 06:18. Astro Dark: 18:19 - 05:45

Total Clouds (% Sky Obscured)

71
89
100
99
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
94
86
50

Low Clouds (% Sky Obscured)

41
69
85
34
51
64
96
82
73
90
95
93
94
93
97
95
99
93
89
79
67
45
53
50

Medium Clouds (% Sky Obscured)

2
24
64
98
99
100
76
95
96
100
100
100
100
100
100
100
100
31
100
100
100
88
67
0

High Clouds (% Sky Obscured)

65
65
54
55
45
60
77
69
61
100
100
100
100
100
100
100
100
100
100
100
95
68
37
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
5
4
0
0
7
9
0
0
0
0
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
Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
1
22
80
52
47
95
95
95
95
95
95
95
95
95
95
95
95
95
78
30

Precipitation Amount (mm)

0
0
0
0
0
0
0.6
0
0
0.6
0.6
1.5
2.2
1
4
1.2
0.7
2.5
1.3
1.4
1.2
0.8
0.4
0

Wind Speed/Direction (mph)

7
8
7
6
5
5
5
6
7
7
8
10
11
15
16
17
15
15
16
11
12
18
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
85
91
96
96
96
96
90
86
90
94
98
96
95
95
98
98
98
98
79
85
81
80
72

Pressure (mb)

1021
1020
1019
1019
1018
1017
1017
1016
1014
1013
1011
1009
1006
1004
1002
999
997
996
995
996
997
997
997
997

Ozone (du)

287
287
286
286
286
287
288
288
287
286
287
290
289
292
295
300
304
305
305
312
321
328
332
340

Friday 19

New Moon 1%

08:13

16:03

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

Sun - Rise: 07:23, Set: 16:41, Transit: 12:02. Moon - Rise: 08:13, Set: 16:03. Civil Dark: 17:12 - 06:52. Nautical Dark: 17:46 - 06:18. Astro Dark: 18:19 - 05:45

Total Clouds (% Sky Obscured)

82
88
71
85
76
93
87
80
58
49
46
39
31
34
60
35
48
25
12
25
15
10
20
20

Low Clouds (% Sky Obscured)

82
88
54
69
51
88
86
80
58
49
46
39
31
27
22
17
9
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
35
44
31
28
21
16
8
0
0
0
0
0
2
1
2
9
0
0
0
0
5
1
10

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
4
25
10
19
12
10
25
15
10
20
20

ISS Passover

Visibility (miles)

9
8
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 (%)

42
35
4
9
13
14
14
11
5
7
5
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)

19
19
19
18
19
19
20
20
21
21
20
19
19
17
15
13
12
11
10
9
10
9
8
8

Chance of Frost

Temperature (°C)

9
8
7
6
4
3
2
1
0
-1
-1
-1
-2
-2
-2
-2
-2
-3
-3
-2
-1
-1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
77
71
68
67
72
66
69
67
66
66
67
67
67
68
68
71
72
75
76
68
60
52
51

Pressure (mb)

997
998
1000
1002
1003
1005
1007
1008
1009
1010
1012
1013
1014
1015
1017
1017
1018
1019
1020
1021
1021
1022
1021
1020

Ozone (du)

340
345
349
347
352
356
348
337
334
330
324
320
317
314
312
311
309
309
307
305
303
302
301
301

Saturday 20

Waxing Crescent 0%

08:58

16:59

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 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 OK
12 Good

Sun - Rise: 07:23, Set: 16:42, Transit: 12:03. Moon - Rise: 08:58, Set: 16:59. Civil Dark: 17:12 - 06:53. Nautical Dark: 17:46 - 06:19. Astro Dark: 18:19 - 05:46

Total Clouds (% Sky Obscured)

50
75
100
100
100
99
83
95
100
100
100
100
63
80
99
99
100
100
80
69
68
48
28
11

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
7
8
10

Medium Clouds (% Sky Obscured)

27
46
62
79
83
98
72
90
72
53
54
23
37
37
43
63
75
91
67
45
37
25
9
0

High Clouds (% Sky Obscured)

50
75
100
94
88
11
9
27
69
76
90
100
63
80
99
92
84
78
69
56
41
27
14
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)

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

Chance of Frost

Temperature (°C)

2
3
3
4
2
1
1
1
1
1
1
1
1
1
1
1
1
1
0
2
3
4
6
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
45
46
48
54
65
73
76
80
83
76
73
73
74
76
76
77
78
78
73
69
64
61
56

Pressure (mb)

1019
1019
1019
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1016
1015

Ozone (du)

302
302
304
302
301
297
295
293
290
290
289
289
289
289
288
288
288
289
289
293
297
301
305
310

Sunday 21

Waxing Crescent 3%

09:35

18:00

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

Sun - Rise: 07:24, Set: 16:42, Transit: 12:03. Moon - Rise: 09:35, Set: 18:00. Civil Dark: 17:13 - 06:53. Nautical Dark: 17:47 - 06:19. Astro Dark: 18:20 - 05:46

Total Clouds (% Sky Obscured)

23
34
60
87
92
93
96
100
100
100
100
100
96
93
81
79
83
93
66
37
11
9
6
1

Low Clouds (% Sky Obscured)

20
34
60
83
84
81
80
76
75
84
92
100
89
76
66
64
74
90
62
34
6
6
5
1

Medium Clouds (% Sky Obscured)

14
30
49
70
57
61
63
49
35
20
15
5
5
0
0
0
0
0
0
2
0
0
0
0

High Clouds (% Sky Obscured)

21
34
60
87
92
93
93
77
23
9
5
5
0
0
0
5
5
5
13
17
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
1
2
2

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
10
11
10
8
7
7
7
8
9
8
9
10
11
13
13
13
12
13
14
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
7
7
8
8
8
7
1
-1
-2
-5
-7
-8
-9
-9
-7
-7
-7
-7
-7
-8
-7
-7
-8

Dew Point (°C)

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

Relative Humidity (%)

54
53
53
52
58
63
70
68
66
64
64
64
64
64
65
64
64
62
61
56
52
48
44
39

Pressure (mb)

1014
1014
1014
1014
1016
1017
1018
1018
1019
1020
1020
1021
1021
1022
1023
1024
1025
1026
1027
1028
1030
1031
1031
1031

Ozone (du)

315
315
316
317
321
325
330
334
338
342
345
348
351
354
358
362
360
357
355
350
344
339
336
333

Monday 22

Waxing Crescent 7%

10:06

19:05

13 Good
14 Good
15 Good
16 Good
17 Good
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

Sun - Rise: 07:24, Set: 16:43, Transit: 12:04. Moon - Rise: 10:06, Set: 19:05. Civil Dark: 17:13 - 06:54. Nautical Dark: 17:47 - 06:20. Astro Dark: 18:21 - 05:47

Total Clouds (% Sky Obscured)

1
0
0
5
12
22
37
53
55
80
90
95
95
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
10
22
53
67
72
82
71
67
54

Medium Clouds (% Sky Obscured)

0
0
0
5
12
18
33
53
55
80
90
95
95
99
79
82
89
100

High Clouds (% Sky Obscured)

0
0
0
0
3
9
14
19
15
13
12
7
9
8
20
31
45
70

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 (%)

2
1
0
0
0
0
0
0
0
10
15
21
18
13
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)

14
12
11
9
7
5
3
3
3
4
3
3
4
5
6
6
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-12
-12
-12
-12
-12
-12
-13
-12
-13
-12
-12
-11
-11
-11
-10
-10
-10

Relative Humidity (%)

35
37
37
39
43
45
48
46
46
44
46
47
49
51
52
54
53
52

Pressure (mb)

1031
1031
1032
1032
1032
1033
1033
1033
1032
1032
1032
1031
1031
1030
1030
1030
1030
1030

Ozone (du)

330
329
328
328
328
328
328
324
319
315
313
312
310
307
305
303
303
303

Forecast for Ephrata, Lancaster, United States of America (40.18,-76.17)

Generated: 16/12/25 13:06:10. Forecast: 16/12/25 to 22/12/25. Timezone: UTC-5.00