Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 10

Waning Crescent 0%

06:19

17:44

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 OK
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad

Sun - Rise: 06:10, Set: 18:04, Transit: 12:07. Moon - Rise: 06:19, Set: 17:44. Civil Dark: 18:26 - 05:48. Nautical Dark: 18:52 - 05:22. Astro Dark: 19:18 - 04:56

Total Clouds (% Sky Obscured)

100
69
68
93
71
80
83
63
98
91
74
80
81
88
82
74
44
66
58
96
74
62
65
71

Low Clouds (% Sky Obscured)

11
13
4
3
5
7
6
2
3
5
1
0
1
0
0
0
0
56
9
73
15
1
2
0

Medium Clouds (% Sky Obscured)

27
17
30
21
10
16
20
22
90
72
24
22
18
14
13
16
12
47
35
83
36
16
5
0

High Clouds (% Sky Obscured)

100
69
52
89
67
78
83
63
82
76
74
80
81
88
82
74
25
6
11
85
66
62
65
71

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Ice pellet
Ice pellet
Very Light Rain
None
None
Moderate Rain
Ice pellet
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
81
49
80
95
95
95
61
52
34
32
25
21
2
2
2
5
22
27
0
0
0
0

Precipitation Amount (mm)

4.4
1.1
0.3
0
0
6.1
3.3
1
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
21
20
20
20
20
20
20
19
20
20
20
20
20
21
22
24
25
26
25
26
27
28

Feels Like (°C)

23
23
24
23
21
22
21
21
23
20
21
22
23
23
22
23
24
26
26
26
25
26
27
27

Dew Point (°C)

20
20
20
18
19
19
19
19
19
18
18
18
18
18
18
18
18
17
16
15
17
13
11
11

Relative Humidity (%)

87
87
91
91
91
92
93
93
95
91
88
88
89
91
89
86
76
64
57
52
63
45
36
34

Pressure (mb)

1012
1013
1013
1014
1014
1014
1015
1015
1014
1013
1013
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1012
1011
1010

Ozone (du)

255
255
255
254
254
253
253
254
255
255
256
258
259
258
259
259
259
259
260
260
259
259
260
260

Friday 11

New Moon 3%

06:53

18:41

16 Bad
17 Bad
18 Good
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: 06:09, Set: 18:04, Transit: 12:07. Moon - Rise: 06:53, Set: 18:41. Civil Dark: 18:27 - 05:47. Nautical Dark: 18:53 - 05:21. Astro Dark: 19:18 - 04:55

Total Clouds (% Sky Obscured)

72
79
18
71
71
67
60
96
63
49
71
98
100
100
77
69
87
67
70
53
100
84
93
100

Low Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
2
2
97
64
83
98

Medium Clouds (% Sky Obscured)

3
11
18
7
6
9
31
90
38
30
57
89
96
97
17
21
66
21
23
24
27
14
24
12

High Clouds (% Sky Obscured)

72
79
11
71
71
67
51
65
63
49
71
76
84
95
77
69
77
67
68
50
45
53
48
46

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
1
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 (%)

1
0
0
0
0
0
0
6
7
12
11
11
15
24
22
20
15
8
5
7
26
43
84
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
0
0

Wind Speed/Direction (mph)

10
6
4
4
3
3
3
4
4
3
3
3
3
4
4
4
6
6
6
6
8
9
8
8

Chance of Frost

Temperature (°C)

28
27
25
23
23
23
23
22
21
21
21
21
21
21
21
21
22
23
24
25
26
26
25
24

Feels Like (°C)

28
29
27
25
26
25
25
23
21
22
22
22
21
21
21
22
22
23
25
26
26
24
25
23

Dew Point (°C)

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

Relative Humidity (%)

37
44
53
58
60
58
55
54
52
55
57
57
60
65
74
82
72
64
55
47
42
50
48
45

Pressure (mb)

1009
1009
1010
1010
1011
1011
1012
1012
1012
1012
1012
1012
1012
1013
1014
1015
1016
1016
1017
1016
1016
1015
1015
1014

Ozone (du)

261
260
259
259
259
260
260
261
261
261
261
261
261
261
261
261
261
262
261
261
260
260
260
260

Saturday 12

Waxing Crescent 8%

07:28

19:37

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: 06:09, Set: 18:05, Transit: 12:07. Moon - Rise: 07:28, Set: 19:37. Civil Dark: 18:27 - 05:46. Nautical Dark: 18:53 - 05:20. Astro Dark: 19:19 - 04:54

Total Clouds (% Sky Obscured)

88
76
68
100
100
100
100
100
78
91
82
63
56
96
100
100
100
100
63
100
98
100
100
100

Low Clouds (% Sky Obscured)

39
29
8
0
0
0
3
0
0
0
3
3
4
7
8
8
8
8
8
8
14
59
97
98

Medium Clouds (% Sky Obscured)

48
32
8
7
11
15
19
16
25
19
45
28
25
22
25
24
24
23
23
41
73
36
58
24

High Clouds (% Sky Obscured)

65
65
68
100
100
94
100
100
78
91
82
63
56
96
100
100
100
100
63
100
95
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
7

Fog (%)

0
0
0
0
0
0
0
20
50
11
21
17
17
17
17
17
17
17
17
17
17
17
17
17

Precipitation Type

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

Precipitation Probability (%)

25
11
2
1
1
3
3
2
6
9
6
12
13
44
36
48
52
35
38
45
48
50
58
71

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.3
0
0
0
0
0
0.3
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
22
20
19
19
19
18
18
17
17
17
16
16
16
15
15
15
16
16
17
18
18
18
17

Feels Like (°C)

22
21
19
19
18
18
17
16
15
16
16
15
16
15
14
14
14
15
16
18
18
18
17
16

Dew Point (°C)

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

Relative Humidity (%)

53
51
60
75
80
77
82
85
83
83
85
85
85
83
83
79
69
58
53
47
43
41
42
51

Pressure (mb)

1015
1016
1017
1018
1018
1019
1019
1019
1019
1019
1018
1018
1018
1018
1019
1020
1020
1020
1020
1019
1018
1017
1016
1016

Ozone (du)

259
260
260
259
258
257
258
260
259
258
259
260
260
260
261
261
261
261
261
261
263
262
262
261

Sunday 13

Waxing Crescent 14%

08:04

20:33

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: 06:08, Set: 18:05, Transit: 12:06. Moon - Rise: 08:04, Set: 20:33. Civil Dark: 18:27 - 05:45. Nautical Dark: 18:53 - 05:19. Astro Dark: 19:19 - 04:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
91
100

Low Clouds (% Sky Obscured)

99
99
78
99
95
99
99
99
98
14
98
21
96
28
63
58
92
92
92
81
95
32
9
50

Medium Clouds (% Sky Obscured)

20
15
20
22
22
39
48
86
91
93
96
97
98
99
100
100
100
100
100
100
100
98
57
99

High Clouds (% Sky Obscured)

100
100
99
100
100
93
84
74
83
91
100
100
100
100
100
100
100
79
59
35
20
12
4
32

ISS Passover

Visibility (miles)

7
9
8
9
9
9
9
9
9
9
9
9
9
9
6
9
6
3
2
9
9
5
8
9

Fog (%)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Precipitation Type

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

Precipitation Probability (%)

79
73
51
28
17
35
43
46
57
60
54
56
75
81
91
95
95
95
95
54
88
70
71
73

Precipitation Amount (mm)

0.4
0.4
0
0
0
0
0
0
0.2
0.3
0.2
0
0.3
0.3
0.4
1
2
2.9
1.5
0
0.5
0.3
0.4
0.3

Wind Speed/Direction (mph)

11
12
14
13
12
9
8
7
6
6
5
5
4
6
5
2
3
4
3
3
3
3
4
5

Chance of Frost

Temperature (°C)

16
16
16
16
15
16
15
15
15
15
15
16
15
15
15
15
16
16
17
18
19
19
18
17

Feels Like (°C)

15
14
14
13
13
14
14
14
15
14
15
15
15
13
14
16
16
16
18
19
20
20
18
18

Dew Point (°C)

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

Relative Humidity (%)

67
69
79
85
85
83
83
86
84
83
85
86
84
87
86
89
89
93
95
92
85
91
83
72

Pressure (mb)

1016
1016
1017
1018
1018
1018
1019
1019
1019
1017
1017
1016
1016
1016
1016
1018
1018
1018
1018
1018
1017
1016
1016
1015

Ozone (du)

261
261
261
261
261
262
263
264
265
265
265
266
266
266
266
266
265
266
268
268
268
268
269
269

Monday 14

Waxing Crescent 22%

08:42

21:28

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: 06:07, Set: 18:05, Transit: 12:06. Moon - Rise: 08:42, Set: 21:28. Civil Dark: 18:27 - 05:44. Nautical Dark: 18:53 - 05:18. Astro Dark: 19:19 - 04:53

Total Clouds (% Sky Obscured)

99
94
100
100
100
99
100
100
99
99
98
87
85
84
83
84
85
87
89
91
85
79
78
68

Low Clouds (% Sky Obscured)

62
27
20
18
12
20
39
58
61
68
56
60
75
84
76
75
77
79
81
75
51
27
2
2

Medium Clouds (% Sky Obscured)

86
55
93
95
94
88
90
100
99
99
88
87
85
84
73
51
29
22
14
9
10
11
20
13

High Clouds (% Sky Obscured)

67
92
85
72
58
71
85
100
67
33
0
0
0
0
0
0
4
4
2
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Precipitation Type

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

Precipitation Probability (%)

94
95
95
95
95
95
95
95
95
95
84
86
88
88
75
62
51
40
29
13
10
8
4
4

Precipitation Amount (mm)

0.6
1.2
1.3
1.5
1.1
1.1
0.8
0.7
0.4
0.5
0.4
0.5
0.6
0.6
0.5
0.3
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
16
16
16
16
16
15
15
15
15
17
17
18
18
19
19
19
20

Feels Like (°C)

17
17
18
17
17
17
18
17
18
17
16
16
15
15
15
16
17
17
18
17
16
16
16
16

Dew Point (°C)

12
14
16
16
16
16
16
16
16
15
15
16
14
14
15
14
15
15
14
12
11
10
8
7

Relative Humidity (%)

74
81
90
93
95
95
96
96
96
95
96
100
98
98
100
93
89
85
76
65
58
53
48
44

Pressure (mb)

1015
1015
1016
1016
1016
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1016
1017
1018
1017
1017
1017
1016
1015
1015

Ozone (du)

270
270
271
271
271
271
270
270
271
272
272
273
273
274
275
276
278
280
280
280
280
279
279
278

Tuesday 15

Waxing Crescent 21%

09:24

22:24

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

Sun - Rise: 06:06, Set: 18:05, Transit: 12:06. Moon - Rise: 09:24, Set: 22:24. Civil Dark: 18:28 - 05:43. Nautical Dark: 18:54 - 05:17. Astro Dark: 19:19 - 04:52

Total Clouds (% Sky Obscured)

58
51
57
63
69
64
55
46
58
68
78
70
63
55
50
45
40
34
29
22
25
29
34
23

Low Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
6
52
55
50
45
40
34
29
22
21
15
7
12

Medium Clouds (% Sky Obscured)

11
8
10
8
8
5
5
4
4
4
5
4
2
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
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 (%)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

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
1
4
4
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4

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

Chance of Frost

Temperature (°C)

19
18
17
18
17
17
16
16
15
14
13
13
13
13
13
14
16
17
19
20
21
21
21
21

Feels Like (°C)

21
21
20
21
21
20
17
18
17
17
16
16
14
14
13
13
14
13
18
17
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

49
53
58
61
63
65
67
69
70
73
74
77
82
84
89
79
72
65
59
54
49
47
46
44

Pressure (mb)

1015
1015
1015
1016
1017
1018
1018
1018
1018
1018
1018
1017
1018
1018
1018
1019
1019
1020
1020
1019
1019
1018
1018
1017

Ozone (du)

278
277
277
277
276
276
276
277
277
276
274
273
272
272
271
271
270
270
269
268
268
268
267
267

Wednesday 16

Waxing Crescent 31%

10:09

23:20

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

Sun - Rise: 06:05, Set: 18:06, Transit: 12:05. Moon - Rise: 10:09, Set: 23:20. Civil Dark: 18:28 - 05:42. Nautical Dark: 18:54 - 05:16. Astro Dark: 19:20 - 04:51

Total Clouds (% Sky Obscured)

11
0
4
9
13
16
17
18
32
46
57
56
60
61
50
39
27

Low Clouds (% Sky Obscured)

8
0
4
9
12
9
5
2
0
0
0
2
3
16
43
39
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
2
6
7
8

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
14

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17
17

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
3
3
1
2
1
0
0
0
0
2
3
4
11
13
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
19
18
17
17
16
15
14
14
13
13
13
13
13
12
14
15

Feels Like (°C)

22
21
21
20
22
22
13
12
12
11
11
11
11
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

50
55
62
66
72
77
78
79
82
83
84
86
87
89
89
83
78

Pressure (mb)

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

Ozone (du)

268
268
268
268
268
268
269
269
269
270
271
272
272
272
272
272
273

Forecast for São Carlos, São Carlos, Brazil (-22.01,-47.89)

Generated: 10/09/26 15:25:57. Forecast: 10/09/26 to 16/09/26. Timezone: UTC-3.00