Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

05:04

18:52

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 OK
14 OK
15 Bad
16 Bad
17 Bad
18 OK
19 Bad

Sun - Rise: 07:27, Set: 19:42, Transit: 13:34. Moon - Rise: 05:04, Set: 18:52. Civil Dark: 20:11 - 07:00. Nautical Dark: 20:43 - 06:28. Astro Dark: 21:15 - 05:56

Total Clouds (% Sky Obscured)

1
2
2
8
10
1
0
1
0
0
0
0
1
0
1
1
8
27
28
46
42
48
47
100

Low Clouds (% Sky Obscured)

1
2
0
7
9
0
0
0
0
0
0
0
0
0
0
0
8
27
28
41
41
42
41
6

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
3

High Clouds (% Sky Obscured)

0
0
2
4
3
1
0
1
0
0
0
0
1
0
1
1
4
4
6
11
34
48
47
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)

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

Chance of Frost

Temperature (°C)

24
23
21
20
19
19
18
17
17
17
16
16
16
19
23
26
28
29
30
30
31
30
30
27

Feels Like (°C)

25
23
21
22
21
19
19
18
18
18
17
16
17
20
25
28
30
31
31
31
31
30
28
26

Dew Point (°C)

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

Relative Humidity (%)

39
42
47
54
55
55
57
58
59
60
61
63
61
51
40
35
32
29
26
24
22
22
25
33

Pressure (mb)

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

Ozone (du)

286
287
288
288
288
287
288
290
290
291
292
292
291
290
289
290
290
290
290
291
290
289
290
290

Friday 19

Waning Crescent 1%

06:10

19:13

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:28, Set: 19:40, Transit: 13:34. Moon - Rise: 06:10, Set: 19:13. Civil Dark: 20:09 - 07:01. Nautical Dark: 20:41 - 06:29. Astro Dark: 21:13 - 05:57

Total Clouds (% Sky Obscured)

100
99
80
100
100
100
100
100
97
98
100
100
100
100
94
96
100
98
100
93
100
97
96
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
5
2
1
0

Medium Clouds (% Sky Obscured)

37
27
28
30
46
46
34
43
58
61
100
100
100
97
84
69
63
27
28
55
33
39
43
35

High Clouds (% Sky Obscured)

100
99
80
100
100
100
100
100
95
96
100
100
100
95
87
91
100
98
100
56
60
55
65
67

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
1
1
5
18
23
3
1
3

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

Chance of Frost

Temperature (°C)

24
23
23
21
20
20
19
19
19
19
19
19
19
20
22
24
26
28
29
30
29
28
28
26

Feels Like (°C)

23
22
21
20
20
18
17
18
17
18
18
18
17
19
21
23
25
26
28
27
28
26
27
26

Dew Point (°C)

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

Relative Humidity (%)

37
39
42
44
46
48
47
44
44
44
44
46
47
43
37
33
29
27
25
23
21
22
23
30

Pressure (mb)

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

Ozone (du)

291
292
293
294
296
296
297
297
297
293
292
294
296
297
297
297
296
298
300
301
300
296
293
289

Saturday 20

Waning Crescent 0%

07:13

19:33

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

Sun - Rise: 07:29, Set: 19:39, Transit: 13:34. Moon - Rise: 07:13, Set: 19:33. Civil Dark: 20:07 - 07:02. Nautical Dark: 20:39 - 06:30. Astro Dark: 21:11 - 05:58

Total Clouds (% Sky Obscured)

39
43
43
41
65
98
99
95
100
100
99
85
86
94
71
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
2
0
9
8
5
10
22
35
5
10
16
23
20
32
60
48
40
74

Medium Clouds (% Sky Obscured)

35
42
41
41
32
30
7
6
3
1
32
67
54
75
36
49
73
72
62
66
53
51
61
72

High Clouds (% Sky Obscured)

10
3
3
8
46
97
98
89
100
100
99
43
51
37
49
100
100
100
100
93
93
100
96
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
8
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

16
1
0
0
0
0
0
2
3
0
0
0
0
5
7
2
28
52
50
67
84
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.7
0.8

Wind Speed/Direction (mph)

4
4
3
4
4
4
4
4
5
5
5
5
5
6
7
9
9
10
12
14
12
8
6
6

Chance of Frost

Temperature (°C)

24
21
20
20
19
19
19
19
18
18
18
18
18
20
22
25
25
27
27
26
25
23
23
23

Feels Like (°C)

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

Dew Point (°C)

8
10
12
12
12
11
11
10
9
8
9
9
9
9
10
11
10
11
8
11
13
19
18
17

Relative Humidity (%)

36
49
59
62
63
61
60
56
53
52
56
56
53
49
44
41
38
36
30
38
47
74
72
68

Pressure (mb)

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

Ozone (du)

286
283
282
281
280
280
279
278
277
278
279
279
280
280
280
280
280
279
279
278
277
277
278
278

Sunday 21

New Moon 1%

08:15

19:53

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:30, Set: 19:37, Transit: 13:33. Moon - Rise: 08:15, Set: 19:53. Civil Dark: 20:06 - 07:03. Nautical Dark: 20:37 - 06:31. Astro Dark: 21:10 - 05:59

Total Clouds (% Sky Obscured)

99
98
98
98
90
100
100
100
100
100
75
100
100
100
89
86
87
78
96
99
100
100
100
100

Low Clouds (% Sky Obscured)

42
40
41
46
58
55
67
81
82
72
63
64
68
64
57
61
63
49
47
48
53
66
61
72

Medium Clouds (% Sky Obscured)

63
53
44
40
37
35
48
59
71
81
75
76
77
80
49
57
64
29
68
38
42
78
75
81

High Clouds (% Sky Obscured)

96
92
90
62
46
100
43
62
100
91
75
100
100
100
89
86
87
78
96
99
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
9
4
6
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
Very Light Rain
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain

Precipitation Probability (%)

90
65
36
39
23
34
38
29
36
95
95
95
95
95
61
78
91
95
89
83
79
70
79
73

Precipitation Amount (mm)

0.5
0.3
0
0
0
0
0
0
0
0.7
1.1
1.7
1.4
0.8
0.2
0.4
0.6
0.8
0.5
0.5
0.5
0.3
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
21
20
19
19
21
20
20
20
19
19
21
20
21
21
21
22
23
24
23
23
22
23
23

Dew Point (°C)

16
16
16
17
17
18
19
19
19
19
18
18
19
19
18
17
15
13
11
10
10
10
12
13

Relative Humidity (%)

68
75
74
81
82
93
95
96
95
93
92
93
96
92
86
72
59
47
42
38
37
37
44
49

Pressure (mb)

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

Ozone (du)

278
278
278
276
276
275
275
275
275
275
275
276
275
276
276
276
277
278
277
277
277
278
279
281

Monday 22

Waxing Crescent 4%

09:17

19:53

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:31, Set: 19:35, Transit: 13:33. Moon - Rise: 09:17, Set: 19:53. Civil Dark: 20:04 - 07:04. Nautical Dark: 20:36 - 06:32. Astro Dark: 21:08 - 06:00

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
94
98
91
94
98
100
100
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
76
76
75
60
83
71
68
91
88
85
85
86
88
89
78
68
57
57
57
56
51
46
41

Medium Clouds (% Sky Obscured)

47
40
35
33
31
23
26
34
42
37
29
21
24
27
30
34
37
24
11
11
0
3
3
5

High Clouds (% Sky Obscured)

100
100
100
100
100
95
81
93
81
94
98
95
97
91
87
88
93
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
4
9
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6

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

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

Precipitation Probability (%)

62
57
55
70
84
63
55
52
32
27
23
9
28
23
5
20
25
17
27
31
36
48
55
59

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
19
19
19
19
19
18
18
18
18
18
18
19
20
22
23
24
25
25
25
25
24
22

Feels Like (°C)

20
19
18
19
18
18
19
18
19
20
20
19
20
20
20
21
21
21
22
27
27
26
26
27

Dew Point (°C)

16
17
18
17
18
18
18
17
18
18
18
18
18
18
18
18
17
17
16
17
17
17
18
18

Relative Humidity (%)

76
85
89
88
93
93
92
93
95
96
96
96
98
91
84
78
70
63
57
60
62
63
70
78

Pressure (mb)

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

Ozone (du)

282
282
283
284
284
284
283
283
284
284
283
283
283
282
281
281
280
279
278
277
276
275
275
275

Tuesday 23

Waxing Crescent 8%

10:19

20:14

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
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:32, Set: 19:34, Transit: 13:33. Moon - Rise: 10:19, Set: 20:14. Civil Dark: 20:02 - 07:05. Nautical Dark: 20:34 - 06:33. Astro Dark: 21:06 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
99
98
96
87
80
71
77
83
91
94
97
100
100
100
100
98
96
95
98
99
100

Low Clouds (% Sky Obscured)

37
33
29
34
38
43
48
53
58
65
71
78
67
53
41
43
45
46
43
40
43
48
53
58

Medium Clouds (% Sky Obscured)

37
52
71
82
80
80
66
50
40
58
72
83
83
83
83
86
80
74
51
32
19
25
30
34

High Clouds (% Sky Obscured)

100
100
100
97
95
92
87
79
64
50
49
52
71
84
100
97
97
95
93
89
84
89
95
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

74
83
86
79
73
70
67
59
40
50
55
59
84
95
95
95
84
53
62
69
75
71
67
62

Precipitation Amount (mm)

0.4
0.6
0.6
0.5
0.4
0.4
0.3
0.2
0
0
0
0
0.6
1
1.6
1.1
0.6
0
0.3
0.4
0.5
0.5
0.4
0.3

Wind Speed/Direction (mph)

3
2
2
2
0
2
4
4
3
3
3
4
4
5
5
5
5
5
5
5
5
5
4
3

Chance of Frost

Temperature (°C)

21
21
20
20
19
19
19
18
18
18
18
18
18
19
19
19
21
22
23
23
23
23
23
22

Feels Like (°C)

27
21
21
22
22
22
22
19
19
20
19
19
19
20
20
20
21
21
21
26
26
26
26
25

Dew Point (°C)

19
19
18
19
18
18
18
18
18
18
18
18
18
18
19
19
19
20
20
21
21
22
22
21

Relative Humidity (%)

86
89
89
92
93
96
96
96
96
98
96
98
96
98
98
98
92
88
85
87
89
94
94
95

Pressure (mb)

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

Ozone (du)

275
275
275
276
276
275
275
274
273
272
271
271
270
270
269
269
269
268
268
268
267
267
266
266

Wednesday 24

Waxing Crescent 15%

11:22

20:37

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

Sun - Rise: 07:33, Set: 19:32, Transit: 13:32. Moon - Rise: 11:22, Set: 20:37. Civil Dark: 19:59 - 07:06. Nautical Dark: 20:32 - 06:34. Astro Dark: 21:04 - 06:02

Total Clouds (% Sky Obscured)

98
96
94
96
98
100
98
96
97
99
99
100
100
100
99
96
94
94

Low Clouds (% Sky Obscured)

48
39
25
30
33
45
50
52
54
59
62
65
78
85
95
89
82
75

Medium Clouds (% Sky Obscured)

39
45
58
69
72
70
43
31
34
39
46
51
46
40
34
26
23
11

High Clouds (% Sky Obscured)

90
81
71
81
90
100
79
58
39
61
81
97
86
77
62
45
35
45

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

68
73
79
80
75
67
67
66
64
56
53
51
53
49
42
40
42
40

Precipitation Amount (mm)

0.3
0.4
0.5
0.5
0.4
0.3
0.4
0.4
0.3
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
20
19
19
19
18
18
18
18
18
18
18
19
20
21
22
23

Feels Like (°C)

25
22
22
22
21
21
22
19
19
18
19
19
19
19
20
20
21
21

Dew Point (°C)

21
20
19
19
18
18
18
18
18
18
18
17
18
18
19
20
20
20

Relative Humidity (%)

96
98
96
98
96
98
98
96
96
96
98
96
98
96
95
93
89
85

Pressure (mb)

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

Ozone (du)

266
266
266
266
267
268
269
272
274
276
278
279
280
282
283
284
285
285

Forecast for Muncie, Delaware, United States of America (40.19,-85.39)

Generated: 18/09/25 20:24:31. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00