Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 27%

01:20

16:56

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

Sun - Rise: 07:01, Set: 19:22, Transit: 13:12. Moon - Rise: 01:20, Set: 16:56. Civil Dark: 19:49 - 06:34. Nautical Dark: 20:22 - 06:03. Astro Dark: 20:54 - 05:31

Total Clouds (% Sky Obscured)

24
7
12
40
43
47
66
80
33
24
16
27
85
55
27
7
0
0
0
7
2
44
12
64

Low 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

Medium Clouds (% Sky Obscured)

9
7
12
40
43
47
40
37
33
24
16
27
75
53
27
7
0
0
0
7
2
35
12
64

High Clouds (% Sky Obscured)

1
0
1
1
2
8
20
36
3
0
0
0
0
11
0
0
0
0
0
0
0
7
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
1
1
1
0
2
1
0
0
0
3
10
5
0
1
1
2
2
4
15
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)

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

Chance of Frost

Temperature (°C)

24
22
21
20
19
19
18
17
16
15
15
14
15
18
21
23
25
27
28
28
28
28
27
25

Feels Like (°C)

23
20
20
19
18
18
17
15
13
14
14
14
14
15
18
23
25
25
25
24
24
24
23
23

Dew Point (°C)

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

Relative Humidity (%)

17
20
22
23
24
26
27
28
27
29
32
31
32
28
25
22
19
16
12
11
12
13
16
23

Pressure (mb)

1011
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1016
1017
1017
1016
1016
1015
1014
1013
1012
1012
1011
1012
1012

Ozone (du)

291
291
292
290
291
292
292
292
292
291
291
290
289
289
289
289
289
288
288
289
291
293
295
294

Tuesday 16

Waning Crescent 17%

02:30

17:33

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
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 Good
19 Good

Sun - Rise: 07:02, Set: 19:21, Transit: 13:11. Moon - Rise: 02:30, Set: 17:33. Civil Dark: 19:47 - 06:35. Nautical Dark: 20:20 - 06:04. Astro Dark: 20:52 - 05:32

Total Clouds (% Sky Obscured)

13
18
13
0
0
0
9
12
4
0
0
0
0
0
0
0
0
0
0
0
6
17
0
0

Low 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

Medium Clouds (% Sky Obscured)

11
13
9
0
0
0
8
11
3
0
0
0
0
0
0
0
0
0
0
0
5
16
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
18
17
15
15
14
14
13
12
13
12
11
12
14
16
18
19
21
22
23
24
24
24
23

Dew Point (°C)

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

Relative Humidity (%)

40
40
40
41
44
45
47
49
50
52
53
54
50
43
36
31
26
22
19
18
18
19
19
27

Pressure (mb)

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

Ozone (du)

294
295
296
297
295
293
292
289
287
287
287
286
286
285
285
285
284
284
284
283
283
283
284
284

Wednesday 17

Waning Crescent 10%

03:40

18:02

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
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 Good
18 Good
19 Good

Sun - Rise: 07:02, Set: 19:19, Transit: 13:11. Moon - Rise: 03:40, Set: 18:02. Civil Dark: 19:46 - 06:36. Nautical Dark: 20:18 - 06:05. Astro Dark: 20:50 - 05:33

Total 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
13
1

Low 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

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
0
0
0
0
0
0
0
0
0
0
13
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 (%)

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
5
5
4
3
3
3
2
3
3
3
4
4
5
7
9
11
11
10
10
9
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
19
18
17
16
15
14
13
12
12
11
12
14
16
17
19
21
23
24
24
25
24
20

Dew Point (°C)

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

Relative Humidity (%)

27
28
29
29
29
31
32
34
34
35
37
39
37
34
30
28
25
22
21
19
19
19
19
23

Pressure (mb)

1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1018
1018
1017
1017
1016
1015
1014
1013
1012
1012
1011
1012

Ozone (du)

283
282
282
282
281
282
280
280
280
279
279
279
279
279
280
279
278
277
277
275
274
273
272
271

Thursday 18

Waning Crescent 4%

04:47

18:27

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

Sun - Rise: 07:03, Set: 19:18, Transit: 13:10. Moon - Rise: 04:47, Set: 18:27. Civil Dark: 19:44 - 06:37. Nautical Dark: 20:17 - 06:06. Astro Dark: 20:48 - 05:34

Total Clouds (% Sky Obscured)

1
25
35
40
45
55
60
60
41
8
0
0
2
6
9
16
38
46
76
84
100
100
87
74

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
0
26
74

High Clouds (% Sky Obscured)

1
25
35
35
35
35
35
30
10
2
0
0
1
6
9
16
38
46
76
84
100
100
71
42

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

Chance of Frost

Temperature (°C)

21
20
18
17
16
15
15
14
14
13
12
12
14
16
18
21
24
25
26
27
28
28
27
26

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

26
27
27
28
28
28
28
28
27
28
30
34
34
27
25
21
18
16
14
13
11
11
12
19

Pressure (mb)

1013
1013
1014
1014
1015
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1016
1015
1014
1013
1011
1011
1010
1010
1010

Ozone (du)

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

Friday 19

Waning Crescent 1%

05:51

18:50

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

Sun - Rise: 07:04, Set: 19:16, Transit: 13:10. Moon - Rise: 05:51, Set: 18:50. Civil Dark: 19:42 - 06:38. Nautical Dark: 20:15 - 06:07. Astro Dark: 20:47 - 05:35

Total Clouds (% Sky Obscured)

65
70
70
65
76
26
28
29
60
72
32
32
30
31
31
34
12
16
13
9
4
0
5
12

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
6
4
2
1
1
0
0
0

Medium Clouds (% Sky Obscured)

56
70
23
24
12
14
18
18
55
71
13
10
6
9
13
17
9
7
6
4
2
0
2
5

High Clouds (% Sky Obscured)

13
9
4
0
5
0
0
0
0
0
0
0
0
0
0
0
6
12
13
9
4
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
3
3
4
3
11
14
16
15
15
13
11
9

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
4
4
5
4
4
3
4
4
3
3
3
3
4
6
7
7
7
9
12
13
13
13
11

Chance of Frost

Temperature (°C)

24
22
22
21
20
19
18
18
17
16
16
16
17
19
21
24
25
26
27
28
28
27
27
25

Feels Like (°C)

21
19
19
18
16
16
18
18
17
16
15
16
18
19
19
20
22
22
23
23
23
24
24
22

Dew Point (°C)

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

Relative Humidity (%)

23
25
23
23
26
32
37
43
48
48
49
53
50
43
39
33
30
26
24
22
22
22
23
24

Pressure (mb)

1011
1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1013
1012
1011
1010
1010
1009
1009
1009

Ozone (du)

271
270
270
270
271
272
272
273
272
272
270
270
271
272
271
272
271
270
268
267
268
270
271
273

Saturday 20

Waning Crescent 0%

06:54

19:11

20 OK
21 OK
22 OK
23 OK
00 OK
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
16 Bad
17 OK
18 OK
19 Good

Sun - Rise: 07:05, Set: 19:14, Transit: 13:10. Moon - Rise: 06:54, Set: 19:11. Civil Dark: 19:41 - 06:39. Nautical Dark: 20:13 - 06:08. Astro Dark: 20:45 - 05:36

Total Clouds (% Sky Obscured)

19
18
16
13
31
48
67
75
83
91
92
94
95
81
71
58
61
64
67
58
48
41
28
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
8
16
24
32
21
11
0
0
0

Medium Clouds (% Sky Obscured)

19
18
16
13
18
15
17
25
36
46
32
19
6
25
44
58
61
64
67
58
48
41
28
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
7
12
13
23
30
21
13
3
2
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
7
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

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
14
17
16
16
12
3
3
2
0
2
3
1
7
8
3
4
4
1
2
1
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)

7
6
5
5
5
4
3
3
3
3
4
4
4
4
3
3
4
4
4
5
7
10
13
10

Chance of Frost

Temperature (°C)

24
22
21
20
19
19
18
17
17
16
16
16
17
18
20
22
23
24
25
25
26
26
26
24

Feels Like (°C)

21
20
20
19
18
15
16
16
15
14
14
12
12
13
14
14
15
22
22
22
23
23
23
22

Dew Point (°C)

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

Relative Humidity (%)

24
26
27
29
30
33
36
39
41
43
46
46
45
46
41
37
33
31
30
28
26
24
23
26

Pressure (mb)

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

Ozone (du)

275
278
280
282
284
285
286
287
288
288
289
288
287
286
285
284
284
282
281
280
278
277
275
274

Sunday 21

New Moon 1%

07:54

19:32

20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
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 Good

Sun - Rise: 07:06, Set: 19:13, Transit: 13:09. Moon - Rise: 07:54, Set: 19:32. Civil Dark: 19:39 - 06:40. Nautical Dark: 20:12 - 06:09. Astro Dark: 20:43 - 05:37

Total Clouds (% Sky Obscured)

4
3
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low 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

Medium Clouds (% Sky Obscured)

3
2
1
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
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

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
17
16
16
15
15
15
16
15
16
16
13
13
14
15
16
18
24
23
23
23
24

Dew Point (°C)

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

Relative Humidity (%)

28
31
33
35
38
39
40
41
43
45
48
44
41
38
35
32
30
26
22
20
19
19

Pressure (mb)

1011
1011
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1017
1017
1016
1016
1015
1014
1013
1012
1012
1011

Ozone (du)

274
273
273
273
273
273
272
271
271
271
272
272
271
271
271
271
271
271
272
272
272
272

Forecast for Castle Valley, Grand, United States of America (38.64,-109.41)

Generated: 15/09/25 20:24:20. Forecast: 15/09/25 to 21/09/25. Timezone: UTC-6.00