Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 21

Waxing Crescent 6%

09:23

17:15

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:56, Set: 16:40, Transit: 11:47. Moon - Rise: 09:23, Set: 17:15. Civil Dark: 17:09 - 06:26. Nautical Dark: 17:42 - 05:53. Astro Dark: 18:15 - 05:20

Total Clouds (% Sky Obscured)

86
89
91
93
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
89
85
71
76

Low Clouds (% Sky Obscured)

27
40
39
27
30
34
78
100
96
94
97
95
96
100
100
100
100
100
100
90
69
69
71
76

Medium Clouds (% Sky Obscured)

86
89
91
93
95
93
97
100
86
100
96
100
100
66
93
57
100
25
61
61
34
29
3
3

High Clouds (% Sky Obscured)

86
89
80
32
37
93
100
100
100
100
97
40
2
3
100
75
66
0
0
70
46
18
2
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
6
4
3
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
9
14
37
39
18
65
86
89
95
76
68
67
63
43
58
15
5
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.7
0.2
0.2
0.4
0.3
0
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
76
78
80
82
85
85
84
82
85
90
95
96
96
95
95
93
93
91
85
81
78
75
73

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

278
279
281
281
279
281
277
275
274
273
272
273
273
272
273
276
277
276
278
278
278
276
276
277

Saturday 22

Waxing Crescent 11%

10:12

18:04

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

Sun - Rise: 06:57, Set: 16:39, Transit: 11:48. Moon - Rise: 10:12, Set: 18:04. Civil Dark: 17:09 - 06:27. Nautical Dark: 17:42 - 05:54. Astro Dark: 18:14 - 05:21

Total Clouds (% Sky Obscured)

61
37
18
59
70
66
39
3
3
14
30
25
93
19
30
26
70
71
86
83
62
28
37
74

Low Clouds (% Sky Obscured)

61
37
14
16
0
0
0
0
0
0
0
0
0
0
0
23
15
22
0
2
22
28
37
74

Medium Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
25
28
19
0
1
6
16
72
78
62
26
0
0

High Clouds (% Sky Obscured)

0
6
6
58
68
62
29
2
1
11
30
25
83
3
30
1
25
35
30
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
0
0
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
78
75
75
74
74
74
73
75
73
73
69
68
67
67
67
63
57
52
52
54
55
56
57

Pressure (mb)

1013
1014
1015
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1015
1014
1014
1013

Ozone (du)

277
278
280
281
282
285
289
293
298
304
307
306
303
295
288
286
287
289
292
295
296
297
299
301

Sunday 23

Waxing Crescent 18%

10:55

19:01

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

Sun - Rise: 06:58, Set: 16:39, Transit: 11:48. Moon - Rise: 10:55, Set: 19:01. Civil Dark: 17:08 - 06:28. Nautical Dark: 17:42 - 05:55. Astro Dark: 18:14 - 05:22

Total Clouds (% Sky Obscured)

71
51
26
12
2
2
2
34
40
30
3
3
3
3
2
1
1
1
36
68
3
4
1
2

Low Clouds (% Sky Obscured)

71
51
26
12
2
2
1
15
10
8
1
0
0
0
0
0
1
1
35
37
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
26
3
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
1
5
1
1
1
1

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 (%)

24
24
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
69
58
62
57
55
58
61
58
52
53
59
58
61
62
63
62
58
50
45
41
37
37
37

Pressure (mb)

1013
1013
1014
1015
1016
1016
1017
1017
1017
1017
1018
1018
1019
1020
1021
1022
1023
1023
1024
1024
1023
1023
1023
1023

Ozone (du)

304
304
306
308
307
306
305
304
301
299
297
295
294
293
293
293
293
293
292
291
289
289
289
289

Monday 24

Waxing Crescent 17%

11:30

20:04

16 OK
17 OK
18 OK
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
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:59, Set: 16:38, Transit: 11:48. Moon - Rise: 11:30, Set: 20:04. Civil Dark: 17:08 - 06:29. Nautical Dark: 17:41 - 05:56. Astro Dark: 18:14 - 05:23

Total Clouds (% Sky Obscured)

26
36
43
64
81
99
99
100
76
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
21
32
51
73
93

Medium Clouds (% Sky Obscured)

0
0
0
15
33
85
78
72
31
34
69
100
97
95
91
92
95
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

17
29
39
57
75
92
91
97
76
100
99
83
86
100
97
100
98
100
100
100
100
91
84
27

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
12
15
26
36
48

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
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
47
48
49
50
51
51
52
54
55
56
57
58
57
57
58
53
51
51
49
48
47
44
45

Pressure (mb)

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

Ozone (du)

288
286
286
284
284
282
283
283
282
281
280
278
279
279
278
278
278
276
277
276
276
274
273
274

Tuesday 25

Waxing Crescent 27%

12:00

21:09

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
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:00, Set: 16:38, Transit: 11:49. Moon - Rise: 12:00, Set: 21:09. Civil Dark: 17:08 - 06:30. Nautical Dark: 17:41 - 05:57. Astro Dark: 18:13 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
93
91
86
89
92

Low Clouds (% Sky Obscured)

94
95
96
98
99
100
100
98
100
100
88
93
100
100
100
98
96
95
83
79
73
71
62
52

Medium Clouds (% Sky Obscured)

99
100
91
99
95
55
49
49
44
52
52
60
83
68
75
71
63
52
38
24
8
5
4
3

High Clouds (% Sky Obscured)

85
89
95
96
98
100
100
100
100
83
67
70
65
75
80
90
90
90
91
93
91
86
89
92

ISS Passover

Visibility (miles)

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

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

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

Precipitation Probability (%)

79
93
91
85
75
58
49
37
26
29
28
19
21
18
15
37
32
23
27
25
21
18
13
8

Precipitation Amount (mm)

0.6
0.8
0.7
0.6
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
12
12
13
13
13
14

Feels Like (°C)

7
7
7
8
8
8
8
9
9
9
10
9
10
10
10
10
10
10
10
10
11
11
13
13

Dew Point (°C)

1
7
8
8
8
8
9
10
10
10
11
10
11
10
10
10
10
11
11
12
12
13
13
14

Relative Humidity (%)

50
80
88
84
84
85
91
96
96
95
98
96
98
96
98
98
96
96
95
95
96
98
98
98

Pressure (mb)

1021
1021
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1013

Ozone (du)

273
273
276
276
275
273
271
267
266
265
265
264
262
261
259
258
257
257
256
257
258
258
258
257

Wednesday 26

Waxing Crescent 36%

12:26

22:16

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

Sun - Rise: 07:01, Set: 16:37, Transit: 11:49. Moon - Rise: 12:26, Set: 22:16. Civil Dark: 17:07 - 06:31. Nautical Dark: 17:41 - 05:58. Astro Dark: 18:13 - 05:25

Total Clouds (% Sky Obscured)

75
61
85
96
96
97
92
87
75
55
30
15
5
5
5
7
22
37
37
53
61
65
72
72

Low Clouds (% Sky Obscured)

33
16
0
11
25
39
35
28
17
13
10
6
5
5
5
7
22
25
29
26
31
31
31
28

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
9
13
8
3
3
0
0
0
0
0
2
22
19
12
2

High Clouds (% Sky Obscured)

75
61
85
90
90
90
90
65
55
55
30
15
5
5
5
7
22
37
37
24
14
8
3
0

ISS Passover

Visibility (miles)

0
0
0
0
3
6
9
9
9
9
6
3
0
0
0
0
0
1
1
2
3
5
6
8

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 (%)

8
6
1
2
2
1
3
3
1
1
0
0
0
0
0
11
15
12
26
32
36
36
36
31

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

Chance of Frost

Temperature (°C)

14
13
13
12
12
12
12
12
12
11
11
11
11
11
11
11
11
12
12
12
12
11
11
10

Feels Like (°C)

13
13
12
12
12
12
12
12
12
12
11
10
10
11
11
10
12
11
12
12
12
12
10
9

Dew Point (°C)

14
13
13
12
12
12
12
12
11
11
11
11
10
11
11
11
11
11
12
11
10
9
8
6

Relative Humidity (%)

100
100
100
100
98
98
98
98
98
98
98
98
98
98
98
98
98
98
96
92
88
84
80
76

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011

Ozone (du)

257
258
258
259
260
261
262
263
263
264
264
265
266
267
269
270
272
273
275
277
279
281
282
283

Thursday 27

Waxing Crescent 47%

12:49

23:23

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

Sun - Rise: 07:02, Set: 16:37, Transit: 11:49. Moon - Rise: 12:49, Set: 23:23. Civil Dark: 17:07 - 06:32. Nautical Dark: 17:40 - 05:59. Astro Dark: 18:13 - 05:26

Total Clouds (% Sky Obscured)

79
83
77
55
32
9
9
8
5
5
5
5
6
6
7
22
35
49
55
57
60

Low Clouds (% Sky Obscured)

41
53
57
45
30
9
9
8
3
2
1
1
2
1
1
1
1
1
7
14
20

Medium Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
0
1
1
11
20
32
22
12
2

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

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

Fog (%)

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

Precipitation Probability (%)

29
25
19
16
11
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

Wind Speed/Direction (mph)

11
10
10
9
9
9
9
9
10
10
11
11
11
11
11
11
12
13
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
69
65
62
63
66
67
67
68
68
68
69
69
68
65
65
59
54
50
46
44

Pressure (mb)

1011
1011
1012
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

285
288
290
293
298
303
308
310
313
315
316
316
317
318
319
320
321
321
321
321
321

Forecast for Washington Park, Montgomery County, United States of America (40.10,-75.38)

Generated: 21/11/25 16:53:50. Forecast: 21/11/25 to 27/11/25. Timezone: UTC-5.00