Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waning Crescent 35%

03:17

11:50

06 Bad
07 Bad
08 Bad
09 Bad
10 OK
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 OK
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:19, Set: 17:13, Transit: 12:16. Moon - Rise: 03:17, Set: 11:50. Civil Dark: 17:42 - 06:50. Nautical Dark: 18:15 - 06:17. Astro Dark: 18:47 - 05:45

Total Clouds (% Sky Obscured)

92
93
86
71
31
3
3
3
3
3
3
5
6
7
7
7
7
4
4
24
34
37
41
31

Low Clouds (% Sky Obscured)

3
4
4
4
4
0
3
3
3
3
3
5
6
7
7
7
6
2
2
17
34
28
29
26

Medium Clouds (% Sky Obscured)

92
23
23
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

92
91
84
63
29
3
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
6
3
3
3
4

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)

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

Chance of Frost

Temperature (°C)

-16
-17
-17
-13
-9
-7
-6
-4
-3
-3
-3
-4
-6
-7
-8
-8
-8
-9
-9
-9
-9
-10
-11
-11

Feels Like (°C)

-20
-20
-20
-17
-13
-10
-9
-7
-6
-5
-5
-6
-7
-8
-9
-10
-10
-11
-11
-11
-12
-13
-14
-14

Dew Point (°C)

-19
-19
-19
-17
-12
-11
-10
-9
-8
-7
-5
-6
-8
-9
-9
-10
-10
-11
-10
-11
-11
-11
-12
-12

Relative Humidity (%)

81
80
80
76
75
73
71
72
72
75
84
85
85
87
88
88
88
87
88
87
88
88
88
88

Pressure (mb)

1028
1029
1028
1028
1028
1027
1025
1024
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

382
385
386
382
381
377
371
377
379
378
379
385
383
381
385
386
389
395
393
391
388
383
381
382

Friday 24

Waning Crescent 26%

04:21

12:24

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

Sun - Rise: 07:19, Set: 17:14, Transit: 12:17. Moon - Rise: 04:21, Set: 12:24. Civil Dark: 17:43 - 06:50. Nautical Dark: 18:16 - 06:17. Astro Dark: 18:49 - 05:44

Total Clouds (% Sky Obscured)

4
4
4
4
14
20
79
90
90
89
88
74
69
49
25
12
6
6
6
6
5
21
2
4

Low Clouds (% Sky Obscured)

3
3
4
4
12
19
78
90
90
89
88
74
69
47
15
11
6
6
6
6
5
17
2
4

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
3
5
4
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)

8
7
8
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
1
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-14
-13
-10
-8
-7
-7
-7
-8
-8
-8
-8
-9
-10
-11
-11
-12
-12
-13
-14
-14
-14
-15
-15

Dew Point (°C)

-13
-13
-12
-9
-7
-7
-7
-7
-7
-6
-6
-7
-8
-8
-9
-10
-11
-12
-13
-13
-14
-14
-15
-15

Relative Humidity (%)

86
88
88
88
84
76
72
69
69
75
78
84
84
84
83
83
83
83
86
85
85
86
86
84

Pressure (mb)

1022
1023
1023
1023
1024
1024
1023
1023
1022
1022
1023
1023
1024
1025
1026
1026
1027
1027
1028
1028
1028
1029
1029
1029

Ozone (du)

384
378
376
376
377
377
381
383
380
388
376
359
340
340
342
341
343
350
353
354
354
360
361
358

Saturday 25

Waning Crescent 17%

05:22

13:08

06 Good
07 Good
08 Good
09 Good
10 Good
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 Bad
05 Bad

Sun - Rise: 07:18, Set: 17:16, Transit: 12:17. Moon - Rise: 05:22, Set: 13:08. Civil Dark: 17:45 - 06:49. Nautical Dark: 18:17 - 06:16. Astro Dark: 18:50 - 05:43

Total Clouds (% Sky Obscured)

4
5
10
13
15
54
66
88
99
100
100
99
100
100
91
61
63
76
90
92
96
100
100
100

Low Clouds (% Sky Obscured)

4
5
7
7
8
7
33
54
51
13
12
4
6
6
8
8
9
29
37
48
26
9
22
36

Medium Clouds (% Sky Obscured)

0
0
2
6
6
54
60
79
98
94
100
99
100
100
59
16
8
61
84
76
96
95
96
97

High Clouds (% Sky Obscured)

0
0
2
4
5
21
54
43
55
89
40
92
88
82
89
60
63
22
44
64
83
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
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)

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

Chance of Frost

Temperature (°C)

-13
-13
-13
-9
-7
-5
-5
-4
-3
-3
-3
-4
-5
-6
-6
-7
-7
-7
-6
-6
-6
-5
-5
-4

Feels Like (°C)

-15
-15
-15
-12
-10
-8
-9
-9
-8
-7
-8
-9
-9
-9
-10
-10
-10
-9
-10
-9
-9
-9
-9
-8

Dew Point (°C)

-15
-15
-15
-12
-10
-8
-8
-7
-6
-5
-5
-5
-6
-7
-7
-8
-9
-8
-8
-7
-7
-7
-6
-5

Relative Humidity (%)

84
83
84
81
79
79
77
78
76
81
84
89
90
92
90
89
89
90
89
90
90
90
90
92

Pressure (mb)

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

Ozone (du)

347
350
355
353
350
350
344
345
338
329
326
327
328
327
326
327
330
332
330
331
336
345
352
354

Sunday 26

Waning Crescent 10%

No Rise

14:02

06 Bad
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 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
04 OK
05 OK

Sun - Rise: 07:17, Set: 17:17, Transit: 12:17. Moon - Rise: No Rise, Set: 14:02. Civil Dark: 17:46 - 06:48. Nautical Dark: 18:19 - 06:15. Astro Dark: 18:51 - 05:43

Total Clouds (% Sky Obscured)

100
98
96
95
88
84
78
76
76
70
50
45
29
44
40
40
40
45
40
30
25
15
10
17

Low Clouds (% Sky Obscured)

45
62
75
50
77
81
42
37
39
54
37
19
1
2
2
2
2
2
1
1
5
0
0
0

Medium Clouds (% Sky Obscured)

98
67
23
5
4
3
3
3
0
0
0
0
2
2
35
25
30
10
10
5
5
5
5
0

High Clouds (% Sky Obscured)

100
84
68
55
43
31
29
40
42
36
29
39
24
29
25
25
20
20
20
30
25
15
10
17

ISS Passover

Visibility (miles)

9
9
9
9
7
7
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
1
3
4
17
20
6
3
2
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
5
6
9
11
12
14
16
15
14
13
10
9
8
7
6
5
5
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
92
87
88
89
78
75
74
71
71
81
84
82
84
85
89
89
90
90
90
90
90
92

Pressure (mb)

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

Ozone (du)

354
353
350
351
348
348
343
342
343
343
345
350
356
354
357
358
364
369
370
366
365
361
355
355

Monday 27

Waning Crescent 4%

06:17

15:06

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

Sun - Rise: 07:16, Set: 17:18, Transit: 12:17. Moon - Rise: 06:17, Set: 15:06. Civil Dark: 17:47 - 06:47. Nautical Dark: 18:20 - 06:15. Astro Dark: 18:52 - 05:42

Total Clouds (% Sky Obscured)

10
16
14
3
17
3
3
4
3
4
9
12
14
26
40
50
42
34
37
25
14
3
37
71

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
1
6
2
0
0
0
0
2
3
4
4
5
5
15
25
36
24
12
0
17
32

High Clouds (% Sky Obscured)

0
0
0
0
4
0
3
4
3
3
6
9
13
23
34
45
30
32
27
25
14
3
37
71

ISS Passover

Visibility (miles)

4
4
5
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)

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

Chance of Frost

Temperature (°C)

-8
-9
-7
-5
-3
-1
1
2
2
2
2
2
1
1
0
0
-0
-1
-1
-2
-2
-2
-2
-1

Feels Like (°C)

-12
-12
-10
-8
-5
-6
-4
-4
-4
-3
-3
-4
-4
-4
-4
-4
-5
-4
-4
-4
-7
-6
-5
-6

Dew Point (°C)

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

Relative Humidity (%)

92
92
94
90
84
78
78
78
78
80
72
68
69
73
74
75
77
81
83
87
84
84
81
80

Pressure (mb)

1021
1021
1020
1019
1019
1017
1016
1014
1013
1012
1011
1010
1010
1010
1010
1009
1009
1008
1008
1007
1007
1006
1006
1006

Ozone (du)

357
358
356
356
359
358
351
345
343
340
339
338
334
334
334
334
334
334
334
334
330
327
323
320

Tuesday 28

Waning Crescent 1%

07:02

16:18

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

Sun - Rise: 07:15, Set: 17:19, Transit: 12:17. Moon - Rise: 07:02, Set: 16:18. Civil Dark: 17:48 - 06:47. Nautical Dark: 18:21 - 06:14. Astro Dark: 18:53 - 05:41

Total Clouds (% Sky Obscured)

100
87
72
59
49
42
36
58
60
35
33
46
63
62
62
61
41
22
4
8
12
19
30
29

Low Clouds (% Sky Obscured)

0
30
58
59
49
42
36
58
45
22
30
46
63
62
62
61
41
20
0
0
2
6
12
11

Medium Clouds (% Sky Obscured)

40
16
13
7
6
7
7
7
6
2
0
0
0
0
0
0
14
9
1
1
1
0
2
3

High Clouds (% Sky Obscured)

100
81
58
32
29
23
17
12
6
0
0
0
0
0
0
0
1
1
2
1
0
0
16
29

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
4
6
6
7
9
6
10
11
4
12
15
17
12
9
1
4
1
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
9
9
10
11
12
14
16
16
16
16
15
14
13
13
13
13
13
14
14
13
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-7
-6
-6
-5
-5
-6
-6
-2
-3
-4
-4
-5
-5
-8
-8
-7
-7
-7
-7
-13
-14
-15
-15

Dew Point (°C)

-4
-5
-4
-3
-2
-2
-2
-1
-2
-3
-3
-4
-4
-4
-6
-8
-9
-10
-12
-14
-15
-15
-16
-16

Relative Humidity (%)

80
78
77
77
77
76
74
73
72
72
71
77
83
87
82
78
73
70
64
61
61
60
60
60

Pressure (mb)

1005
1005
1005
1005
1005
1004
1004
1003
1004
1004
1005
1006
1008
1009
1010
1012
1013
1014
1015
1017
1017
1018
1018
1019

Ozone (du)

317
314
314
315
316
320
324
327
328
328
328
330
333
335
339
342
345
350
355
359
362
364
367
365

Wednesday 29

New Moon 0%

07:40

17:33

06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
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

Sun - Rise: 07:15, Set: 17:20, Transit: 12:17. Moon - Rise: 07:40, Set: 17:33. Civil Dark: 17:49 - 06:46. Nautical Dark: 18:22 - 06:13. Astro Dark: 18:54 - 05:40

Total Clouds (% Sky Obscured)

24
20
21
21
23
34
53
59
60
63
70
73
77
80
88
94
95
97
97

Low Clouds (% Sky Obscured)

4
7
6
7
8
8
16
49
58
63
65
73
74
69
67
65
57
52
49

Medium Clouds (% Sky Obscured)

5
10
15
21
23
34
50
53
53
54
61
67
67
60
65
74
88
88
87

High Clouds (% Sky Obscured)

24
20
21
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8

Fog (%)

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

Precipitation Probability (%)

0
0
0
0
7
7
4
14
19
21
19
16
10
8
6
5
15
18
15

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-15
-15
-14
-14
-13
-13
-10
-10
-9
-10
-9
-9
-9
-8
-8
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

62
62
59
57
53
48
46
41
42
43
44
48
52
56
60
61
62
64
64

Pressure (mb)

1019
1020
1020
1020
1021
1020
1019
1018
1017
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

363
361
359
356
354
354
354
355
353
350
348
347
345
343
341
338
335
334
332

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

Generated: 23/01/25 06:35:07. Forecast: 23/01/25 to 29/01/25. Timezone: UTC-5.00