Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 13%

10:06

20:15

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 OK
02 OK
03 OK
04 OK
05 OK
06 OK

Sun - Rise: 07:24, Set: 16:47, Transit: 12:06. Moon - Rise: 10:06, Set: 20:15. Civil Dark: 17:17 - 06:54. Nautical Dark: 17:51 - 06:20. Astro Dark: 18:24 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
95
92
92
95
100
100
91
70
78
79
33
38
29
26
29
29

Low Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
91
91
91
95
91
88
85
53
71
72
33
38
28
23
24
24

Medium Clouds (% Sky Obscured)

95
100
77
73
25
25
24
19
7
11
5
4
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
66
99
68
30
28
2
1
3
2
16
25
98
81
48
46
19
2
2
2
2
5
4
2

ISS Passover

Visibility (miles)

9
9
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

Snow
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 (%)

67
1
0
32
24
14
6
4
0
0
1
2
1
2
2
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
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
6
7
8
6
5
5
4
4
3
3
3
4
3
3
4
4
5
6
6
9
11
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
88
88
88
86
86
86
86
85
86
88
88
91
91
93
94
93
80
88
85
85
76
72

Pressure (mb)

1024
1023
1022
1022
1021
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1019

Ozone (du)

282
280
283
283
285
287
289
290
290
291
290
288
285
286
285
287
290
291
293
295
294
291
290
288

Wednesday 24

Waxing Crescent 21%

10:33

21:21

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

Sun - Rise: 07:24, Set: 16:48, Transit: 12:06. Moon - Rise: 10:33, Set: 21:21. Civil Dark: 17:18 - 06:54. Nautical Dark: 17:52 - 06:21. Astro Dark: 18:24 - 05:48

Total Clouds (% Sky Obscured)

21
5
24
51
37
38
55
94
100
100
100
100
100
100
100
100
97
100
100
100
99
100
100
97

Low Clouds (% Sky Obscured)

14
0
10
0
0
0
0
0
0
0
0
0
2
20
25
4
9
3
0
0
1
30
30
61

Medium Clouds (% Sky Obscured)

0
4
4
4
0
0
4
5
4
42
7
9
80
81
100
100
97
100
100
92
78
86
100
94

High Clouds (% Sky Obscured)

2
5
13
51
37
38
52
91
100
100
100
100
100
100
100
100
89
100
100
100
39
100
45
21

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
7
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
Snow
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
36
95
78

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
1.8
0.3

Wind Speed/Direction (mph)

13
14
14
15
14
13
12
11
9
7
4
3
3
3
2
2
2
2
2
3
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
72
68
60
56
51
48
46
50
56
63
68
69
70
72
70
74
69
67
66
69
73
73
91

Pressure (mb)

1021
1022
1023
1024
1024
1023
1023
1024
1024
1025
1025
1026
1026
1026
1026
1026
1026
1025
1024
1023
1022
1021
1020
1020

Ozone (du)

289
291
292
290
290
289
289
290
291
293
292
289
288
286
285
284
286
287
290
295
296
297
291
298

Thursday 25

Waxing Crescent 30%

10:57

22:27

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 OK
20 Good
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:24, Set: 16:49, Transit: 12:06. Moon - Rise: 10:57, Set: 22:27. Civil Dark: 17:19 - 06:55. Nautical Dark: 17:52 - 06:21. Astro Dark: 18:25 - 05:48

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
83
100
96
100
100
98
34
11
25
35
100
69
96
70
90
93
96
100

Low Clouds (% Sky Obscured)

96
100
96
100
100
100
78
72
10
29
19
5
1
1
2
2
3
2
2
2
2
23
45
76

Medium Clouds (% Sky Obscured)

74
82
84
68
46
35
0
0
0
0
35
80
16
6
3
0
0
9
16
24
87
72
96
100

High Clouds (% Sky Obscured)

8
0
0
0
1
1
5
100
91
100
100
95
7
3
15
15
100
69
74
48
22
48
74
100

ISS Passover

Visibility (miles)

9
9
5
4
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

Frozen rai
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 (%)

79
54
7
2
13
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.5
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
5
5
6
5
5
5
8
10
9
7
7
7
6
8
7
7
7
6
6
6
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
91
89
93
85
85
85
85
82
79
80
80
78
77
80
80
78
78
75
72
68

Pressure (mb)

1018
1018
1018
1016
1016
1015
1014
1014
1015
1015
1016
1017
1018
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

299
305
308
309
305
303
301
299
298
300
299
298
297
297
296
294
292
289
288
285
284
282
282
282

Friday 26

Waxing Crescent 41%

11:20

23:34

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:25, Set: 16:49, Transit: 12:07. Moon - Rise: 11:20, Set: 23:34. Civil Dark: 17:19 - 06:55. Nautical Dark: 17:53 - 06:21. Astro Dark: 18:26 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
90
95
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
97
100
100
100
100
92
99
99
95
100
95
92
70
70
69
70
49
25
0
10
17
21

High Clouds (% Sky Obscured)

100
100
100
100
100
100
73
53
22
18
84
45
85
77
70
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
3
9
9
9
9
6
2
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0

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
Frozen rai
Frozen rai
Frozen rai
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Frozen rai
Frozen rai
Frozen rai
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

26
40
47
72
92
95
95
95
95
95
95
95
95
95
95
77
64
45
26
17
6
12
11
10

Precipitation Amount (mm)

0
0
0
0.4
0.6
0.9
1
1.1
1
1.4
1.4
2.1
2
1.7
0.6
0.3
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
59
56
51
49
47
47
57
71
83
94
94
98
98
100
98
100
98
100
98
98
98
98
98

Pressure (mb)

1023
1022
1023
1023
1021
1020
1018
1017
1017
1016
1015
1014
1013
1012
1012
1011
1011
1011
1011
1011
1012
1013
1014
1015

Ozone (du)

282
282
282
280
279
276
274
274
275
275
276
276
282
283
297
305
304
300
298
296
296
297
299
300

Saturday 27

First Quarter 52%

11:43

00:43

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:25, Set: 16:50, Transit: 12:07. Moon - Rise: 11:43, Set: 00:43. Civil Dark: 17:20 - 06:55. Nautical Dark: 17:54 - 06:22. Astro Dark: 18:26 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

13
6
0
0
0
0
0
0
0
10
19
29
43
55
67
61
55
48
45
44
43
52
60
69

High Clouds (% Sky Obscured)

0
4
7
45
32
80
49
80
82
77
79
82
84
90
92
88
91
87
93
93
93
90
98
100

ISS Passover

Visibility (miles)

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

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
Sleet
Very Light Rain
Light Rain

Precipitation Probability (%)

17
20
25
13
11
8
8
7
7
8
6
3
9
10
7
14
19
23
34
40
40
55
68
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
98
98
100
98
98
98
100
98
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1016
1017
1018
1019
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1021
1021
1020
1019
1018
1018
1017

Ozone (du)

302
305
306
307
308
310
308
306
308
307
303
302
302
302
302
302
300
298
296
295
294
293
294
294

Sunday 28

Waxing Gibbous 63%

12:08

01:55

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 OK
04 OK
05 Bad
06 Bad

Sun - Rise: 07:25, Set: 16:51, Transit: 12:08. Moon - Rise: 12:08, Set: 01:55. Civil Dark: 17:21 - 06:55. Nautical Dark: 17:54 - 06:22. Astro Dark: 18:27 - 05:49

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
70
40
12
33
51
74

Low Clouds (% Sky Obscured)

99
99
98
96
95
93
92
91
90
91
92
93
91
90
88
75
61
45
30
16
2
7
11
4

Medium Clouds (% Sky Obscured)

80
76
70
67
68
73
82
88
93
85
73
60
73
87
95
75
49
25
13
2
0
0
0
0

High Clouds (% Sky Obscured)

96
79
69
58
31
31
51
74
100
100
100
100
100
100
100
70
41
11
7
4
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
1
2
3
5
7
9
9
9
9
9
9
9
9
9
9
7
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

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

Precipitation Probability (%)

65
52
40
43
44
50
74
93
95
95
90
79
71
74
84
79
65
44
27
13
2
5
7
8

Precipitation Amount (mm)

0.3
0
0
0
0
0.2
0.4
0.6
0.7
0.7
0.6
0.4
0.4
0.4
0.4
0.4
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
6
7
7
8
9
9
9
11
10
10
9
11
12
14
13
14
14
13
14
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-1
-1
-0
1
1
1
3
3
3
4
4
4
0
0
1
0
0
-1
-8
-8
-9
-9
-10

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
100
98
98
96
94
90
88
83
80
76
69
63
56
58
59
60
66
72

Pressure (mb)

1016
1016
1015
1014
1013
1011
1009
1009
1008
1008
1007
1006
1006
1005
1004
1003
1003
1003
1003
1004
1005
1006
1007
1007

Ozone (du)

294
293
292
291
291
291
291
293
296
299
301
304
307
315
323
331
338
345
353
355
358
360
360
360

Monday 29

Waxing Gibbous 74%

12:36

03:10

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 Good
22 OK
23 OK
00 Good

Sun - Rise: 07:26, Set: 16:51, Transit: 12:08. Moon - Rise: 12:36, Set: 03:10. Civil Dark: 17:21 - 06:56. Nautical Dark: 17:55 - 06:22. Astro Dark: 18:28 - 05:49

Total Clouds (% Sky Obscured)

80
82
93
92
87
77
78
69
65
49
38
26
22
18
13
14
14
12

Low Clouds (% Sky Obscured)

4
9
24
24
24
24
19
10
5
10
20
26
22
18
13
14
14
12

Medium Clouds (% Sky Obscured)

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
1
1
2

ISS Passover

Visibility (miles)

1
4
7
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 (%)

11
12
11
11
9
4
10
11
11
8
5
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-5
-5
-5
-4
-4
-4
-4
-4
-4
-5
-5
-6
-6
-6
-6
-6
-6

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-11
-12
-12
-12
-12
-12
-12
-12
-13
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

77
69
62
55
54
53
52
52
52
52
52
51
52
52
52
54
55
56

Pressure (mb)

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

Ozone (du)

360
362
363
365
364
363
362
365
368
370
376
382
387
388
389
390
392
394

Forecast for Eudowood, Baltimore County, United States of America (39.40,-76.59)

Generated: 23/12/25 07:36:25. Forecast: 23/12/25 to 29/12/25. Timezone: UTC-5.00