Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 9

Waning Gibbous 86%

19:50

12:14

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

Sun - Rise: 07:28, Set: 18:42, Transit: 13:04. Moon - Rise: 19:50, Set: 12:14. Civil Dark: 19:11 - 06:59. Nautical Dark: 19:45 - 06:25. Astro Dark: 20:19 - 05:51

Total Clouds (% Sky Obscured)

19
7
0
1
6
13
4
3
1
16
88
77
80
68
92
99
44
39
100
99
92
100
100
89

Low Clouds (% Sky Obscured)

19
0
0
0
0
0
0
0
0
0
15
15
17
7
22
4
0
0
0
21
52
49
72
78

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
23
65
59

High Clouds (% Sky Obscured)

0
1
0
1
6
13
4
3
1
11
46
43
58
68
71
95
44
39
100
99
92
100
100
72

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

Chance of Frost

Temperature (°C)

12
11
9
6
6
6
5
5
4
4
3
3
3
3
3
3
3
6
8
11
13
14
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

24
25
35
43
47
47
44
49
62
71
76
79
82
85
89
89
85
70
59
49
43
38
35
33

Pressure (mb)

1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1030
1030
1030
1029
1028
1027
1026
1025
1024
1022
1021

Ozone (du)

293
291
291
291
290
290
291
290
290
287
287
287
286
286
287
289
290
292
291
292
294
295
294
295

Friday 10

Waning Gibbous 76%

20:34

13:29

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: 07:30, Set: 18:40, Transit: 13:04. Moon - Rise: 20:34, Set: 13:29. Civil Dark: 19:10 - 07:00. Nautical Dark: 19:43 - 06:26. Astro Dark: 20:18 - 05:52

Total Clouds (% Sky Obscured)

97
88
84
85
87
86
91
81
85
97
96
91
100
99
63
94
92
78
95
99
97
100
99
76

Low Clouds (% Sky Obscured)

81
14
15
10
0
0
0
0
22
41
49
44
46
66
62
73
84
78
95
90
85
80
93
76

Medium Clouds (% Sky Obscured)

87
88
77
59
74
83
73
50
70
94
92
84
100
70
43
39
69
61
60
50
47
60
52
55

High Clouds (% Sky Obscured)

65
0
0
3
5
4
4
3
3
80
80
80
81
1
10
0
0
0
0
0
1
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
6
5
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
10
12
6
6
11
22
27
37
64
95
75
44
45
24
8
6
3
5
7
5
3
1
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
1
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
12
12
11
11
11
10
10
10
10
10
10
10
11
11
11
12
12
12
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

32
35
40
42
44
51
52
58
58
63
78
93
95
95
91
96
95
92
84
77
81
73
75
70

Pressure (mb)

1021
1020
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1018
1019
1018
1019
1019
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

296
297
301
304
302
302
301
301
301
301
301
301
303
307
307
307
307
307
306
305
304
304
304
305

Saturday 11

Waning Gibbous 65%

21:30

14:31

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

Sun - Rise: 07:31, Set: 18:38, Transit: 13:04. Moon - Rise: 21:30, Set: 14:31. Civil Dark: 19:08 - 07:01. Nautical Dark: 19:42 - 06:27. Astro Dark: 20:16 - 05:53

Total Clouds (% Sky Obscured)

63
68
61
71
11
2
2
4
7
3
9
23
53
54
58
83
100
61
55
77
47
48
54
49

Low Clouds (% Sky Obscured)

63
68
42
43
5
0
0
4
7
3
3
23
33
38
42
29
45
14
2
3
3
0
1
0

Medium Clouds (% Sky Obscured)

52
55
48
47
6
1
1
0
0
0
9
16
21
19
27
33
41
19
28
40
32
36
34
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
16
12
1
5
7
5
8
14
0
2
2
1

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
3
1
1
0
0
0
0
0
0
0
0
0
0
2
1
1
0
0
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
51
57
66
69
76
83
81
72
69
70
74
80
82
84
87
81
72
59
50
43
39
36
34

Pressure (mb)

1021
1020
1021
1021
1022
1022
1022
1022
1022
1021
1021
1022
1021
1021
1021
1021
1021
1021
1022
1021
1021
1020
1020
1019

Ozone (du)

306
306
306
309
310
313
317
316
311
307
309
309
309
308
309
308
307
307
308
307
306
303
301
299

Sunday 12

Waning Gibbous 53%

22:38

15:18

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: 07:32, Set: 18:37, Transit: 13:04. Moon - Rise: 22:38, Set: 15:18. Civil Dark: 19:06 - 07:03. Nautical Dark: 19:40 - 06:29. Astro Dark: 20:14 - 05:55

Total Clouds (% Sky Obscured)

47
46
51
71
76
85
100
91
83
74
77
79
83
85
89
93
91
91
94
96
98
100
82
100

Low Clouds (% Sky Obscured)

0
0
0
0
2
0
0
0
14
28
30
25
15
29
51
69
72
78
87
92
95
99
82
100

Medium Clouds (% Sky Obscured)

32
36
37
37
46
75
88
80
79
74
52
78
79
74
66
73
51
46
39
67
67
61
34
46

High Clouds (% Sky Obscured)

3
2
11
24
46
70
100
68
37
5
5
9
12
4
5
1
1
1
1
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 (%)

3
6
5
1
3
3
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
1
1
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
7
6
6
6
7
6
6
7
7
7
6
7
8
8
8
7
8
8
7
7
7
7

Chance of Frost

Temperature (°C)

16
16
15
14
13
13
13
12
12
12
12
12
12
11
12
12
12
13
13
14
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
36
43
56
62
63
63
66
72
68
71
72
70
66
61
57
60
64
64
67
69
71
73
66

Pressure (mb)

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

Ozone (du)

299
299
296
292
291
290
288
287
287
287
287
285
283
281
279
279
277
275
273
272
271
269
268
267

Monday 13

Third Quarter 42%

23:52

15:53

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: 07:33, Set: 18:35, Transit: 13:03. Moon - Rise: 23:52, Set: 15:53. Civil Dark: 19:04 - 07:04. Nautical Dark: 19:38 - 06:30. Astro Dark: 20:12 - 05:56

Total Clouds (% Sky Obscured)

100
99
98
97
98
96
65
58
96
96
60
85
98
80
83
71
69
71
73
75
79
82
83
86

Low Clouds (% Sky Obscured)

100
96
93
89
92
94
65
58
63
85
60
83
96
69
70
48
52
56
61
63
67
71
75
77

Medium Clouds (% Sky Obscured)

54
61
57
62
63
61
57
58
95
78
56
47
41
39
34
33
27
22
17
13
11
6
12
19

High Clouds (% Sky Obscured)

0
0
0
0
25
49
65
58
87
96
60
28
0
0
0
0
3
6
7
5
8
11
28
44

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

Precipitation Probability (%)

0
0
0
0
0
0
0
8
21
32
55
66
78
58
41
14
16
6
0
5
10
13
20
21

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
14
13
13
13
13
12
11
11
11
11
11
11
11
11
11
13
14
15
16
17
18
18

Feels Like (°C)

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

Dew Point (°C)

9
10
10
10
10
10
10
11
11
11
10
10
10
10
10
10
11
11
11
10
12
13
15
14

Relative Humidity (%)

69
73
75
78
79
80
83
95
96
96
92
95
93
88
93
93
95
87
80
74
78
81
85
79

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018

Ozone (du)

269
270
271
273
274
275
276
276
278
280
282
282
282
282
283
285
286
287
289
291
291
290
290
289

Tuesday 14

Waning Crescent 32%

01:07

15:53

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 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 07:35, Set: 18:33, Transit: 13:03. Moon - Rise: 01:07, Set: 15:53. Civil Dark: 19:03 - 07:05. Nautical Dark: 19:37 - 06:31. Astro Dark: 20:11 - 05:57

Total Clouds (% Sky Obscured)

89
93
96
100
92
85
78
75
72
67
60
51
32
45
56
71
73
74
75
82
91
100
97
95

Low Clouds (% Sky Obscured)

79
81
82
83
85
85
78
72
55
38
26
13
0
5
12
20
26
29
32
30
31
29
38
48

Medium Clouds (% Sky Obscured)

26
19
11
0
0
0
0
2
5
8
21
33
32
42
35
20
16
12
13
21
26
35
50
67

High Clouds (% Sky Obscured)

60
75
88
100
69
37
8
7
5
11
24
40
32
45
51
51
50
62
75
82
86
96
85
72

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 (%)

19
17
13
5
9
9
8
6
5
1
2
1
0
0
0
0
0
0
0
0
0
0
6
10

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

Chance of Frost

Temperature (°C)

18
17
16
15
14
14
14
13
12
10
9
8
7
6
6
6
5
7
8
9
10
11
12
11

Feels Like (°C)

17
16
16
16
16
13
13
12
12
12
11
7
6
5
6
5
5
4
4
4
5
5
6
10

Dew Point (°C)

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

Relative Humidity (%)

76
71
72
74
75
75
75
74
81
87
93
93
93
93
93
90
88
76
65
57
50
44
41
49

Pressure (mb)

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

Ozone (du)

289
288
287
286
286
285
285
284
283
282
281
282
282
282
285
287
289
292
294
297
301
304
308
310

Wednesday 15

Waning Crescent 22%

02:21

16:20

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 OK
10 OK
11 OK
12 OK
13 Good

Sun - Rise: 07:36, Set: 18:31, Transit: 13:03. Moon - Rise: 02:21, Set: 16:20. Civil Dark: 19:01 - 07:06. Nautical Dark: 19:35 - 06:32. Astro Dark: 20:09 - 05:58

Total Clouds (% Sky Obscured)

93
90
84
80
90
93
96
83
75
65
75
78
80
78
76
70
56
42
27
23
18
14

Low Clouds (% Sky Obscured)

55
57
59
61
56
51
42
35
27
19
14
10
10
13
15
18
22
24
22
19
16
13

Medium Clouds (% Sky Obscured)

82
60
41
25
43
57
66
48
32
17
28
40
51
34
17
0
1
2
4
4
3
2

High Clouds (% Sky Obscured)

61
59
52
55
54
51
33
47
58
57
48
37
33
16
4
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

Fog (%)

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

Precipitation Probability (%)

13
17
18
16
14
11
3
4
3
1
4
4
1
3
3
3
8
9
7
5
3
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
70
74
79
84
82
81
79
82
85
90
91
93
94
91
86
82
68
57
48
43
38

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

312
314
315
317
318
319
320
321
321
320
320
318
316
314
307
300
294
292
290
288
289
290

Forecast for Glen Echo, Canada (44.94,-79.51)

Generated: 09/10/25 16:31:02. Forecast: 09/10/25 to 15/10/25. Timezone: UTC-4.00