Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 10%

04:28

17:50

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

Sun - Rise: 06:48, Set: 19:04, Transit: 12:55. Moon - Rise: 04:28, Set: 17:50. Civil Dark: 19:31 - 06:20. Nautical Dark: 20:03 - 05:48. Astro Dark: 20:36 - 05:16

Total Clouds (% Sky Obscured)

78
61
81
80
26
7
1
1
29
31
25
0
0
0
0
0
9
6
37
35
31
45
25
15

Low Clouds (% Sky Obscured)

19
14
9
7
5
0
0
0
7
8
8
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
9
5
4
2
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
9
4
13
10
9
19
15
10

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)

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

Chance of Frost

Temperature (°C)

11
13
15
16
17
17
18
17
17
15
10
8
8
7
7
7
7
7
7
6
6
7
6
10

Feels Like (°C)

12
13
13
14
15
15
16
16
15
14
10
7
6
5
5
4
4
4
4
2
1
2
1
6

Dew Point (°C)

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

Relative Humidity (%)

53
44
38
35
33
32
31
32
34
40
58
62
59
53
48
45
44
43
44
43
41
41
41
39

Pressure (mb)

1021
1020
1019
1018
1018
1017
1016
1016
1016
1017
1019
1020
1020
1020
1019
1019
1019
1019
1019
1018
1019
1019
1019
1019

Ozone (du)

288
285
282
278
272
269
270
271
271
270
268
267
267
267
266
265
264
264
264
264
265
265
265
265

Friday 19

Waning Crescent 5%

05:34

18:14

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

Sun - Rise: 06:48, Set: 19:02, Transit: 12:55. Moon - Rise: 05:34, Set: 18:14. Civil Dark: 19:29 - 06:21. Nautical Dark: 20:01 - 05:50. Astro Dark: 20:34 - 05:17

Total Clouds (% Sky Obscured)

10
10
5
10
10
47
62
27
40
100
93
58
28
22
97
100
100
100
100
100
98
96
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
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
27
40
3
0
5
39
24
5
0
33
97
99
100
100
100
57
86
86
91

High Clouds (% Sky Obscured)

3
5
5
5
5
5
5
0
19
100
78
21
0
0
97
100
100
100
100
100
96
96
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
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)

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

Chance of Frost

Temperature (°C)

15
18
19
21
21
21
21
20
19
17
13
12
12
11
10
10
10
10
10
10
10
8
8
12

Feels Like (°C)

12
15
16
18
19
18
18
17
16
14
9
9
8
7
7
7
6
6
6
6
6
5
6
8

Dew Point (°C)

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

Relative Humidity (%)

27
22
20
18
18
18
18
19
19
28
33
35
38
41
43
44
45
47
49
54
57
61
62
56

Pressure (mb)

1018
1018
1017
1016
1015
1014
1014
1014
1015
1015
1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019

Ozone (du)

264
264
264
263
263
264
264
264
264
264
263
264
264
265
266
266
268
269
269
269
269
268
268
268

Saturday 20

Waning Crescent 1%

06:37

18:35

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

Sun - Rise: 06:49, Set: 19:01, Transit: 12:55. Moon - Rise: 06:37, Set: 18:35. Civil Dark: 19:28 - 06:22. Nautical Dark: 20:00 - 05:51. Astro Dark: 20:32 - 05:18

Total Clouds (% Sky Obscured)

99
95
34
100
76
83
100
100
100
98
99
96
100
100
96
96
96
96
99
100
39
28
12
0

Low Clouds (% Sky Obscured)

0
0
1
1
7
12
11
23
24
20
34
28
66
18
17
20
17
7
1
12
11
8
3
0

Medium Clouds (% Sky Obscured)

96
95
23
100
59
65
76
100
100
98
95
68
82
100
96
96
96
96
99
67
31
24
10
0

High Clouds (% Sky Obscured)

85
46
0
0
4
42
100
100
98
98
96
96
100
100
96
96
96
96
99
100
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
5
8
7
7
4
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
Very Light Rain
None
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
1
1
18
34
33
45
39
35
47
71
62
71
27
18
15
8
10
10
9
8
10
10
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
18
19
18
18
19
17
15
15
13
11
10
10
9
9
8
9
9
9
10
10
9
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
35
32
30
34
35
36
43
56
59
69
84
87
85
85
84
82
81
81
80
76
76
74
71

Pressure (mb)

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

Ozone (du)

268
269
270
270
269
267
267
266
265
265
265
265
265
266
266
265
264
264
264
264
265
266
266
265

Sunday 21

New Moon 0%

07:39

18:55

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

Sun - Rise: 06:50, Set: 18:59, Transit: 12:54. Moon - Rise: 07:39, Set: 18:55. Civil Dark: 19:26 - 06:23. Nautical Dark: 19:58 - 05:52. Astro Dark: 20:30 - 05:19

Total Clouds (% Sky Obscured)

21
42
63
70
73
81
69
63
54
34
20
5
5
5
5
5
5
5
37
67
100
76
52
28

Low Clouds (% Sky Obscured)

4
8
14
21
26
35
37
40
37
25
12
0
0
0
0
0
0
0
1
1
2
3
5
8

Medium Clouds (% Sky Obscured)

17
33
50
56
62
67
45
23
1
1
0
0
0
0
1
5
5
5
5
4
5
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
1
2
2
2
1
0
0
0
0
0
0
4
32
60
97
70
40
20

ISS Passover

Visibility (miles)

9
9
9
9
9
8
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 (%)

8
9
3
10
21
21
18
20
23
22
19
14
11
8
5
6
0
0
0
0
1
3
6
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
3
4
6
6
7
5
5
6
4
2
3
2
2
4
4
2
4
3
4
4
4
4
3

Chance of Frost

Temperature (°C)

15
16
18
19
19
19
18
18
18
17
12
11
10
10
11
11
9
9
8
8
7
8
8
11

Feels Like (°C)

13
15
15
16
16
16
14
15
14
14
11
8
7
7
7
7
6
6
5
4
4
4
4
8

Dew Point (°C)

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

Relative Humidity (%)

56
45
38
36
33
35
40
36
35
37
46
55
58
59
56
61
67
63
65
70
70
69
69
64

Pressure (mb)

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

Ozone (du)

265
265
265
263
262
262
264
264
265
266
266
267
267
266
266
267
268
267
267
267
267
267
268
272

Monday 22

Waxing Crescent 1%

08:41

19:14

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

Sun - Rise: 06:51, Set: 18:57, Transit: 12:54. Moon - Rise: 08:41, Set: 19:14. Civil Dark: 19:24 - 06:24. Nautical Dark: 19:56 - 05:53. Astro Dark: 20:28 - 05:20

Total Clouds (% Sky Obscured)

45
53
71
66
59
56
24
19
12
9
67
65
60
45
4
19
31
52
66
81
75
55
35
30

Low Clouds (% Sky Obscured)

16
27
35
35
41
38
24
19
12
9
6
0
0
0
0
1
0
0
1
1
1
5
0
0

Medium Clouds (% Sky Obscured)

21
42
63
42
21
0
11
19
12
9
11
0
0
0
0
19
31
51
66
81
75
55
35
30

High Clouds (% Sky Obscured)

15
11
0
0
0
0
0
0
0
0
0
0
10
45
2
3
6
11
11
11
11
8
0
0

ISS Passover

Visibility (miles)

9
5
3
3
1
8
9
9
9
9
9
6
9
9
9
9
9
9
9
9
9
9
8
7

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

Precipitation Probability (%)

24
54
59
57
51
48
27
21
14
40
59
40
28
31
15
14
11
4
11
11
8
16
21
24

Precipitation Amount (mm)

0
0.4
0.4
0.3
0
0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
14
14
14
14
14
14
14
14
13
9
7
6
6
7
6
5
5
4
4
4
5
6
7

Feels Like (°C)

9
12
11
11
10
10
10
9
10
10
8
5
3
3
4
5
4
4
3
3
3
3
1
2

Dew Point (°C)

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

Relative Humidity (%)

57
48
53
53
57
53
50
35
23
29
55
74
78
74
78
81
78
76
75
76
76
76
72
67

Pressure (mb)

1017
1016
1016
1016
1016
1016
1016
1016
1017
1018
1020
1021
1022
1022
1022
1022
1021
1021
1021
1021
1021
1022
1022
1022

Ozone (du)

274
278
277
278
280
281
285
286
288
288
289
290
292
295
297
297
297
296
295
296
297
298
296
294

Tuesday 23

Waxing Crescent 4%

No Rise

19:35

09 Bad
10 OK
11 OK
12 OK
13 Bad
14 Bad
15 OK
16 OK
17 OK
18 OK
19 OK
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

Sun - Rise: 06:52, Set: 18:56, Transit: 12:53. Moon - Rise: No Rise, Set: 19:35. Civil Dark: 19:23 - 06:25. Nautical Dark: 19:54 - 05:54. Astro Dark: 20:27 - 05:21

Total Clouds (% Sky Obscured)

31
28
29
37
48
55
48
41
39
30
22
18
10
3
3
9
12
15
13
9
6
3
1
0

Low Clouds (% Sky Obscured)

2
8
15
14
10
7
5
4
3
3
4
6
10
3
3
9
12
5
5
4
2
1
1
0

Medium Clouds (% Sky Obscured)

31
5
0
0
0
0
0
5
10
14
22
18
10
3
3
3
1
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)

6
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 (%)

21
16
5
4
2
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
2
4
4
5
6
7
8
9
7
4
2
1
2
3
3
3
2
3
4
4
3
2

Chance of Frost

Temperature (°C)

8
10
11
13
13
13
13
12
12
11
9
7
5
5
4
4
4
4
3
3
3
3
6
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
55
47
39
41
42
43
47
52
57
63
70
78
79
83
86
85
83
82
80
77
74
66
60

Pressure (mb)

1023
1022
1021
1021
1020
1020
1019
1020
1021
1022
1023
1024
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

292
290
287
285
284
283
282
282
282
282
282
282
282
282
282
283
283
283
283
283
284
284
284
284

Wednesday 24

Waxing Crescent 9%

09:43

19:59

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

Sun - Rise: 06:53, Set: 18:54, Transit: 12:53. Moon - Rise: 09:43, Set: 19:59. Civil Dark: 19:21 - 06:26. Nautical Dark: 19:53 - 05:55. Astro Dark: 20:25 - 05:22

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
20
40
60
58
55
53
60
68
76

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
20
39
59
56
50
47
55
63
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

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
15
18

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)

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

Chance of Frost

Temperature (°C)

10
12
14
17
17
18
18
17
16
14
12
9
6
6
7
7
7
7
7
8
9

Feels Like (°C)

6
7
8
9
17
16
16
15
16
16
11
10
8
8
7
6
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

53
46
41
36
35
34
33
37
42
48
50
54
56
48
42
36
38
39
40
45
51

Pressure (mb)

1027
1026
1025
1023
1023
1022
1021
1021
1022
1022
1023
1024
1025
1024
1023
1023
1022
1021
1020
1020
1019

Ozone (du)

283
282
280
279
278
277
276
274
273
271
271
271
271
270
269
268
268
268
268
269
270

Forecast for Estes Park, Larimer, United States of America (40.38,-105.52)

Generated: 18/09/25 09:52:53. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-6.00