Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 38%

00:51

16:33

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

Sun - Rise: 06:59, Set: 19:28, Transit: 13:13. Moon - Rise: 00:51, Set: 16:33. Civil Dark: 19:57 - 06:30. Nautical Dark: 20:31 - 05:55. Astro Dark: 21:07 - 05:20

Total Clouds (% Sky Obscured)

40
35
29
56
51
18
12
16
58
46
64
30
27
37
49
15
6
5
19
56
90
62
16
37

Low Clouds (% Sky Obscured)

12
4
29
40
39
18
4
13
33
44
56
30
27
37
49
15
3
0
3
5
28
22
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
0
0
0
0
0

High Clouds (% Sky Obscured)

3
35
29
56
51
6
12
8
26
32
49
6
6
7
23
7
5
5
19
56
90
59
16
37

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

Chance of Frost

Temperature (°C)

15
15
15
12
12
11
13
16
18
20
21
23
23
24
25
24
24
21
18
17
16
15
15
14

Feels Like (°C)

16
15
13
10
10
10
13
16
18
20
21
22
24
25
25
24
24
22
19
17
16
15
15
15

Dew Point (°C)

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

Relative Humidity (%)

77
78
80
80
83
84
76
63
55
50
47
45
42
40
38
38
42
51
55
57
63
68
73
76

Pressure (mb)

1023
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

281
281
281
282
281
281
281
281
281
280
280
281
282
281
281
282
282
282
283
284
284
284
285
284

Tuesday 16

Waning Crescent 28%

02:05

17:16

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

Sun - Rise: 07:00, Set: 19:26, Transit: 13:13. Moon - Rise: 02:05, Set: 17:16. Civil Dark: 19:55 - 06:31. Nautical Dark: 20:29 - 05:56. Astro Dark: 21:04 - 05:21

Total Clouds (% Sky Obscured)

33
29
85
94
68
48
55
38
17
4
5
7
10
19
10
2
1
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
41
62
62
48
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0

High Clouds (% Sky Obscured)

33
29
84
94
56
30
55
38
17
4
4
5
7
16
10
2
1
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
9
9

Fog (%)

19
100
98
28
28
28
19
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
4
4
4
4
4
5
5
5
5
5
5
4
4
4
4
3
4
3
3
2
2

Chance of Frost

Temperature (°C)

14
14
13
13
13
12
14
17
20
22
23
24
25
26
26
25
24
21
19
18
17
16
15
15

Feels Like (°C)

14
13
14
12
12
12
14
16
19
22
23
24
25
25
25
26
26
23
20
19
18
17
17
16

Dew Point (°C)

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

Relative Humidity (%)

76
79
82
82
83
83
75
61
51
44
38
34
32
30
30
31
37
47
53
58
65
69
73
75

Pressure (mb)

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

Ozone (du)

283
283
283
283
284
285
285
285
285
284
284
284
285
287
288
288
288
287
287
286
286
286
286
286

Wednesday 17

Waning Crescent 18%

02:05

17:48

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

Sun - Rise: 07:01, Set: 19:24, Transit: 13:12. Moon - Rise: 02:05, Set: 17:48. Civil Dark: 19:53 - 06:32. Nautical Dark: 20:27 - 05:58. Astro Dark: 21:02 - 05:22

Total Clouds (% Sky Obscured)

1
2
15
16
14
18
4
2
3
4
6
11
24
22
22
22
17
14
11
12
13
13
16
28

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
7
21
22
21
22
17
14
11
12
13
13
16
22

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
0
0
0

High Clouds (% Sky Obscured)

1
2
15
16
14
18
4
2
1
0
0
0
0
0
1
0
0
1
0
0
0
0
1
4

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
3
2
2
1
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)

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

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
14
18
21
23
25
26
27
27
27
27
26
22
19
18
17
16
16
15

Feels Like (°C)

16
15
15
14
13
13
14
19
22
25
27
28
28
29
29
29
28
23
20
19
19
18
17
17

Dew Point (°C)

11
10
10
10
10
10
10
10
10
11
11
11
11
10
10
10
12
12
12
12
11
11
11
11

Relative Humidity (%)

76
76
79
80
83
83
74
60
50
45
42
39
36
33
33
34
41
53
63
67
71
73
74
78

Pressure (mb)

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

Ozone (du)

285
284
284
284
283
282
282
282
281
280
280
281
280
280
282
283
283
283
284
283
282
278
279
279

Thursday 18

Waning Crescent 10%

03:19

18:14

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

Sun - Rise: 07:02, Set: 19:22, Transit: 13:12. Moon - Rise: 03:19, Set: 18:14. Civil Dark: 19:51 - 06:33. Nautical Dark: 20:25 - 05:59. Astro Dark: 21:00 - 05:24

Total Clouds (% Sky Obscured)

22
51
26
9
4
3
6
4
29
48
23
54
59
68
76
54
58
65
65
65
65
70
70
70

Low Clouds (% Sky Obscured)

17
12
7
6
3
0
0
0
0
2
5
8
6
3
0
17
36
55
56
54
53
55
58
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
24
3
3
2
0
0
0
0
0
20
37
60

High Clouds (% Sky Obscured)

1
8
2
0
0
0
0
1
8
22
13
38
47
63
74
51
57
60
65
65
65
70
70
70

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
1
4
0
0
1
0
0
0
1
1
30
43
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
14
14
14
16
19
22
24
25
25
26
25
25
24
22
19
17
16
16
15
14
14

Feels Like (°C)

17
16
14
15
15
15
17
20
22
22
23
24
23
22
23
22
21
20
17
18
16
16
15
15

Dew Point (°C)

11
11
11
10
9
8
8
9
9
10
10
11
12
13
15
16
16
15
15
15
14
14
14
13

Relative Humidity (%)

78
76
76
74
70
67
60
49
43
40
40
40
42
48
53
60
68
78
89
93
87
90
95
96

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1016
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

279
278
277
277
277
278
279
279
278
279
281
281
282
282
283
284
286
287
286
285
284
283
282
281

Friday 19

Waning Crescent 5%

04:32

18:34

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

Sun - Rise: 07:03, Set: 19:20, Transit: 13:12. Moon - Rise: 04:32, Set: 18:34. Civil Dark: 19:49 - 06:34. Nautical Dark: 20:23 - 06:00. Astro Dark: 20:58 - 05:25

Total Clouds (% Sky Obscured)

80
80
75
76
73
75
80
82
79
52
24
2
16
9
7
4
2
0
0
1
1
1
0
0

Low Clouds (% Sky Obscured)

70
80
75
76
73
75
79
81
79
52
24
0
16
9
7
4
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

59
58
57
46
32
22
24
22
21
14
8
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

80
80
75
53
25
1
2
3
2
1
2
2
1
1
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
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

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 (%)

72
85
93
84
73
59
45
29
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.6
0.7
0.6
0.4
0.3
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
5
6
7
8
9
9
10
10
10
12
12
12
10
9
8
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
12
12
11
10
9
7
4
2
2
2
2
1
-0
-1
-1
-1
-1
-1
-1
-1
-1
-1

Relative Humidity (%)

96
95
95
95
93
93
87
69
52
42
39
37
34
33
32
30
33
37
42
46
51
54
59
65

Pressure (mb)

1017
1018
1018
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1023
1023
1023
1024
1024
1025
1026
1027
1028
1029
1029

Ozone (du)

280
280
280
280
281
282
280
279
278
279
280
281
281
282
282
283
283
283
283
283
284
284
284
283

Saturday 20

Waning Crescent 1%

05:41

18:52

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

Sun - Rise: 07:04, Set: 19:18, Transit: 13:11. Moon - Rise: 05:41, Set: 18:52. Civil Dark: 19:47 - 06:36. Nautical Dark: 20:21 - 06:01. Astro Dark: 20:56 - 05:26

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
3
2
1
0
1
2
2
23
44
70
68
60
50
56
68
70

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
1
1
2
1
1
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
23
31
45
41
28
28
52
68
70

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

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
5
7
9
11
13
14
15
15
16
16
14
12
10
8
7
6
6
6

Feels Like (°C)

6
2
2
2
2
2
2
4
5
5
6
6
7
13
13
12
13
14
15
7
7
7
6
6

Dew Point (°C)

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

Relative Humidity (%)

69
71
72
75
72
71
69
55
45
36
30
26
22
21
21
20
25
32
41
47
53
59
60
61

Pressure (mb)

1030
1030
1030
1031
1031
1032
1032
1032
1032
1032
1031
1031
1030
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028

Ozone (du)

283
282
282
281
282
282
282
281
280
280
279
277
276
275
274
273
272
272
272
272
272
272
272
271

Sunday 21

New Moon 0%

06:48

19:09

Sun - Rise: 07:06, Set: 19:16, Transit: 13:11. Moon - Rise: 06:48, Set: 19:09. Civil Dark: 19:45 - 06:37. Nautical Dark: 20:19 - 06:03. Astro Dark: 20:54 - 05:28

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Barrie, Canada (44.39,-79.69)

Generated: 15/09/25 02:10:28. Forecast: 15/09/25 to 21/09/25. Timezone: UTC-4.00