Lookup NWS Hourly Forecast using ZIP Code


Each hour in this forecast contains an indicator of how accurate the forecast has been.
The values range from 98% to 70% accuracy seven days out. The darker the gray background
the less accurate the forecast has been. These percentages are based on the historical performance of this forecast model.

ZIP Code:

Forecast for Union located in Boone County, Kentucky
Latitude: 38.938238 , Longitude: -84.753014

Forecast Updated Saturday 12/20/2025 6:02:00 PM EST

Period Date/Time Forecast Temperature Dew Point RH Wind
1 12/20 6:00 PM
Saturday
Icon
Partly Cloudy
45°F 30°F 55% SW 9 mph
2 12/20 7:00 PM
Saturday
Icon
Partly Cloudy
42°F 31°F 65% SW 8 mph
3 12/20 8:00 PM
Saturday
Icon
Partly Cloudy
41°F 31°F 67% SW 7 mph
4 12/20 9:00 PM
Saturday
Icon
Partly Cloudy
40°F 32°F 73% SW 7 mph
5 12/20 10:00 PM
Saturday
Icon
Partly Cloudy
39°F 33°F 79% W 6 mph
6 12/20 11:00 PM
Saturday
Icon
Partly Cloudy
38°F 33°F 82% W 6 mph
7 12/21 12:00 AM
Sunday
Icon
Partly Cloudy
37°F 33°F 85% NW 6 mph
8 12/21 1:00 AM
Sunday
Icon
Partly Cloudy
36°F 32°F 85% NW 6 mph
9 12/21 2:00 AM
Sunday
Icon
Mostly Cloudy
35°F 30°F 82% NW 6 mph
10 12/21 3:00 AM
Sunday
Icon
Mostly Cloudy
34°F 28°F 78% NW 6 mph
11 12/21 4:00 AM
Sunday
Icon
Partly Cloudy
32°F 26°F 78% NW 6 mph
12 12/21 5:00 AM
Sunday
Icon
Partly Cloudy
30°F 24°F 77% NW 6 mph
13 12/21 6:00 AM
Sunday
Icon
Mostly Sunny
29°F 22°F 74% NW 6 mph
14 12/21 7:00 AM
Sunday
Icon
Sunny
29°F 22°F 76% NW 5 mph
15 12/21 8:00 AM
Sunday
Icon
Sunny
27°F 21°F 77% NW 5 mph
16 12/21 9:00 AM
Sunday
Icon
Sunny
29°F 21°F 72% NW 5 mph
17 12/21 10:00 AM
Sunday
Icon
Sunny
30°F 20°F 66% NW 5 mph
18 12/21 11:00 AM
Sunday
Icon
Sunny
33°F 20°F 58% NW 5 mph
19 12/21 12:00 PM
Sunday
Icon
Sunny
35°F 20°F 55% NW 5 mph
20 12/21 1:00 PM
Sunday
Icon
Sunny
36°F 19°F 50% NW 5 mph
21 12/21 2:00 PM
Sunday
Icon
Sunny
37°F 20°F 49% NW 5 mph
22 12/21 3:00 PM
Sunday
Icon
Sunny
38°F 21°F 50% NW 5 mph
23 12/21 4:00 PM
Sunday
Icon
Sunny
37°F 21°F 51% NW 3 mph
24 12/21 5:00 PM
Sunday
Icon
Sunny
35°F 21°F 57% N 2 mph
25 12/21 6:00 PM
Sunday
Icon
Mostly Clear
33°F 21°F 60% N 2 mph
26 12/21 7:00 PM
Sunday
Icon
Clear
31°F 21°F 66% NE 2 mph
27 12/21 8:00 PM
Sunday
Icon
Clear
28°F 21°F 75% E 2 mph
28 12/21 9:00 PM
Sunday
Icon
Mostly Clear
27°F 21°F 76% E 2 mph
29 12/21 10:00 PM
Sunday
Icon
Mostly Clear
27°F 20°F 74% E 2 mph
30 12/21 11:00 PM
Sunday
Icon
Mostly Clear
26°F 20°F 76% E 2 mph
31 12/22 12:00 AM
Monday
Icon
Mostly Clear
26°F 20°F 78% E 2 mph
32 12/22 1:00 AM
Monday
Icon
Partly Cloudy
25°F 20°F 80% E 2 mph
33 12/22 2:00 AM
Monday
Icon
Partly Cloudy
25°F 20°F 81% E 2 mph
34 12/22 3:00 AM
Monday
Icon
Partly Cloudy
24°F 19°F 82% E 3 mph
35 12/22 4:00 AM
Monday
Icon
Partly Cloudy
24°F 19°F 82% E 3 mph
36 12/22 5:00 AM
Monday
Icon
Partly Cloudy
24°F 19°F 82% E 3 mph
37 12/22 6:00 AM
Monday
Icon
Partly Sunny
24°F 20°F 82% SE 5 mph
38 12/22 7:00 AM
Monday
Icon
Partly Sunny
25°F 20°F 79% SE 5 mph
39 12/22 8:00 AM
Monday
Icon
Partly Sunny
27°F 20°F 74% SE 5 mph
40 12/22 9:00 AM
Monday
Icon
Partly Sunny
30°F 21°F 68% SE 6 mph
41 12/22 10:00 AM
Monday
Icon
Partly Sunny
33°F 21°F 61% SE 6 mph
42 12/22 11:00 AM
Monday
Icon
Partly Sunny
37°F 21°F 53% SE 6 mph
43 12/22 12:00 PM
Monday
Icon
Mostly Sunny
41°F 22°F 47% SE 6 mph
44 12/22 1:00 PM
Monday
Icon
Mostly Sunny
44°F 23°F 43% SE 6 mph
45 12/22 2:00 PM
Monday
Icon
Mostly Sunny
46°F 25°F 43% SE 6 mph
46 12/22 3:00 PM
Monday
Icon
Partly Sunny
47°F 27°F 45% SE 6 mph
47 12/22 4:00 PM
Monday
Icon
Partly Sunny
47°F 29°F 49% SE 6 mph
48 12/22 5:00 PM
Monday
Icon
Mostly Cloudy
46°F 30°F 54% S 7 mph
49 12/22 6:00 PM
Monday
Icon
Mostly Cloudy
44°F 32°F 61% S 7 mph
50 12/22 7:00 PM
Monday
Icon
Chance Light Rain
43°F 33°F 67% S 8 mph
51 12/22 8:00 PM
Monday
Icon
Chance Light Rain
43°F 34°F 71% S 9 mph
52 12/22 9:00 PM
Monday
Icon
Chance Light Rain
43°F 36°F 73% S 9 mph
53 12/22 10:00 PM
Monday
Icon
Chance Light Rain
44°F 37°F 75% S 10 mph
54 12/22 11:00 PM
Monday
Icon
Chance Light Rain
45°F 39°F 78% S 10 mph
55 12/23 12:00 AM
Tuesday
Icon
Chance Light Rain
46°F 40°F 80% SW 10 mph
56 12/23 1:00 AM
Tuesday
Icon
Light Rain Likely
47°F 42°F 83% SW 10 mph
57 12/23 2:00 AM
Tuesday
Icon
Light Rain Likely
48°F 43°F 85% SW 10 mph
58 12/23 3:00 AM
Tuesday
Icon
Light Rain Likely
48°F 44°F 87% SW 10 mph
59 12/23 4:00 AM
Tuesday
Icon
Light Rain Likely
48°F 45°F 89% SW 10 mph
60 12/23 5:00 AM
Tuesday
Icon
Light Rain Likely
48°F 46°F 92% SW 10 mph
61 12/23 6:00 AM
Tuesday
Icon
Light Rain Likely
48°F 46°F 94% SW 9 mph
62 12/23 7:00 AM
Tuesday
Icon
Slight Chance Light Rain
48°F 47°F 96% SW 9 mph
63 12/23 8:00 AM
Tuesday
Icon
Slight Chance Light Rain
48°F 48°F 99% SW 9 mph
64 12/23 9:00 AM
Tuesday
Icon
Slight Chance Light Rain
49°F 49°F 100% SW 8 mph
65 12/23 10:00 AM
Tuesday
Icon
Slight Chance Light Rain
50°F 50°F 100% SW 8 mph
66 12/23 11:00 AM
Tuesday
Icon
Slight Chance Light Rain
51°F 51°F 98% SW 8 mph
67 12/23 12:00 PM
Tuesday
Icon
Slight Chance Light Rain
52°F 51°F 94% W 9 mph
68 12/23 1:00 PM
Tuesday
Icon
Cloudy
54°F 51°F 91% W 9 mph
69 12/23 2:00 PM
Tuesday
Icon
Cloudy
55°F 51°F 88% W 9 mph
70 12/23 3:00 PM
Tuesday
Icon
Mostly Cloudy
55°F 51°F 86% W 8 mph
71 12/23 4:00 PM
Tuesday
Icon
Mostly Cloudy
55°F 51°F 86% W 7 mph
72 12/23 5:00 PM
Tuesday
Icon
Mostly Cloudy
54°F 50°F 86% W 6 mph
73 12/23 6:00 PM
Tuesday
Icon
Mostly Cloudy
53°F 49°F 87% W 6 mph
74 12/23 7:00 PM
Tuesday
Icon
Mostly Cloudy
51°F 48°F 89% W 5 mph
75 12/23 8:00 PM
Tuesday
Icon
Mostly Cloudy
50°F 47°F 90% NW 5 mph
76 12/23 9:00 PM
Tuesday
Icon
Mostly Cloudy
48°F 46°F 92% NW 3 mph
77 12/23 10:00 PM
Tuesday
Icon
Mostly Cloudy
47°F 45°F 93% N 3 mph
78 12/23 11:00 PM
Tuesday
Icon
Mostly Cloudy
46°F 44°F 93% N 3 mph
79 12/24 12:00 AM
Wednesday
Icon
Mostly Cloudy
44°F 42°F 92% N 2 mph
80 12/24 1:00 AM
Wednesday
Icon
Mostly Cloudy
43°F 41°F 93% N 2 mph
81 12/24 2:00 AM
Wednesday
Icon
Mostly Cloudy
41°F 40°F 95% N 2 mph
82 12/24 3:00 AM
Wednesday
Icon
Mostly Cloudy
40°F 39°F 97% NE 3 mph
83 12/24 4:00 AM
Wednesday
Icon
Mostly Cloudy
38°F 38°F 99% NE 3 mph
84 12/24 5:00 AM
Wednesday
Icon
Mostly Cloudy
37°F 37°F 100% NE 3 mph
85 12/24 6:00 AM
Wednesday
Icon
Partly Sunny
36°F 36°F 100% NE 3 mph
86 12/24 7:00 AM
Wednesday
Icon
Partly Sunny
36°F 36°F 100% E 3 mph
87 12/24 8:00 AM
Wednesday
Icon
Partly Sunny
37°F 36°F 98% E 3 mph
88 12/24 9:00 AM
Wednesday
Icon
Partly Sunny
38°F 37°F 96% E 5 mph
89 12/24 10:00 AM
Wednesday
Icon
Partly Sunny
40°F 38°F 92% E 5 mph
90 12/24 11:00 AM
Wednesday
Icon
Partly Sunny
43°F 39°F 88% E 5 mph
91 12/24 12:00 PM
Wednesday
Icon
Partly Sunny
46°F 41°F 83% SE 6 mph
92 12/24 1:00 PM
Wednesday
Icon
Partly Sunny
48°F 42°F 79% SE 6 mph
93 12/24 2:00 PM
Wednesday
Icon
Partly Sunny
51°F 43°F 75% SE 6 mph
94 12/24 3:00 PM
Wednesday
Icon
Mostly Cloudy
53°F 44°F 73% SE 6 mph
95 12/24 4:00 PM
Wednesday
Icon
Cloudy
53°F 45°F 73% SE 6 mph
96 12/24 5:00 PM
Wednesday
Icon
Cloudy
52°F 45°F 77% SE 6 mph
97 12/24 6:00 PM
Wednesday
Icon
Cloudy
50°F 46°F 83% SE 6 mph
98 12/24 7:00 PM
Wednesday
Icon
Chance Light Rain
49°F 46°F 89% SE 6 mph
99 12/24 8:00 PM
Wednesday
Icon
Chance Light Rain
49°F 47°F 92% S 7 mph
100 12/24 9:00 PM
Wednesday
Icon
Chance Light Rain
50°F 48°F 92% S 8 mph
101 12/24 10:00 PM
Wednesday
Icon
Chance Light Rain
51°F 49°F 92% S 9 mph
102 12/24 11:00 PM
Wednesday
Icon
Chance Light Rain
53°F 50°F 92% S 10 mph
103 12/25 12:00 AM
Thursday
Icon
Chance Light Rain
54°F 52°F 93% SW 10 mph
104 12/25 1:00 AM
Thursday
Icon
Chance Light Rain
55°F 53°F 93% SW 10 mph
105 12/25 2:00 AM
Thursday
Icon
Chance Light Rain
56°F 54°F 93% SW 10 mph
106 12/25 3:00 AM
Thursday
Icon
Chance Light Rain
57°F 55°F 93% SW 10 mph
107 12/25 4:00 AM
Thursday
Icon
Chance Light Rain
57°F 55°F 93% SW 10 mph
108 12/25 5:00 AM
Thursday
Icon
Chance Light Rain
57°F 55°F 93% SW 10 mph
109 12/25 6:00 AM
Thursday
Icon
Chance Light Rain
57°F 55°F 92% SW 10 mph
110 12/25 7:00 AM
Thursday
Icon
Slight Chance Light Rain
57°F 55°F 93% SW 10 mph
111 12/25 8:00 AM
Thursday
Icon
Slight Chance Light Rain
57°F 56°F 96% SW 10 mph
112 12/25 9:00 AM
Thursday
Icon
Slight Chance Light Rain
58°F 57°F 98% SW 10 mph
113 12/25 10:00 AM
Thursday
Icon
Slight Chance Light Rain
58°F 58°F 100% SW 10 mph
114 12/25 11:00 AM
Thursday
Icon
Slight Chance Light Rain
59°F 58°F 98% SW 10 mph
115 12/25 12:00 PM
Thursday
Icon
Slight Chance Light Rain
60°F 58°F 95% SW 10 mph
116 12/25 1:00 PM
Thursday
Icon
Cloudy
60°F 58°F 92% SW 10 mph
117 12/25 2:00 PM
Thursday
Icon
Mostly Cloudy
61°F 58°F 89% SW 10 mph
118 12/25 3:00 PM
Thursday
Icon
Mostly Cloudy
61°F 57°F 86% SW 10 mph
119 12/25 4:00 PM
Thursday
Icon
Mostly Cloudy
62°F 57°F 85% SW 10 mph
120 12/25 5:00 PM
Thursday
Icon
Partly Sunny
61°F 57°F 85% SW 10 mph
121 12/25 6:00 PM
Thursday
Icon
Mostly Cloudy
61°F 57°F 87% SW 10 mph
122 12/25 7:00 PM
Thursday
Icon
Partly Cloudy
60°F 57°F 89% SW 10 mph
123 12/25 8:00 PM
Thursday
Icon
Mostly Cloudy
60°F 57°F 88% SW 10 mph
124 12/25 9:00 PM
Thursday
Icon
Mostly Cloudy
60°F 56°F 87% SW 10 mph
125 12/25 10:00 PM
Thursday
Icon
Mostly Cloudy
60°F 56°F 87% SW 10 mph
126 12/25 11:00 PM
Thursday
Icon
Mostly Cloudy
60°F 56°F 86% SW 10 mph
127 12/26 12:00 AM
Friday
Icon
Mostly Cloudy
60°F 56°F 86% SW 10 mph
128 12/26 1:00 AM
Friday
Icon
Chance Light Rain
60°F 56°F 87% SW 10 mph
129 12/26 2:00 AM
Friday
Icon
Chance Light Rain
60°F 56°F 87% SW 10 mph
130 12/26 3:00 AM
Friday
Icon
Chance Light Rain
59°F 55°F 87% SW 10 mph
131 12/26 4:00 AM
Friday
Icon
Chance Light Rain
58°F 55°F 88% SW 10 mph
132 12/26 5:00 AM
Friday
Icon
Chance Light Rain
58°F 55°F 91% SW 10 mph
133 12/26 6:00 AM
Friday
Icon
Chance Light Rain
57°F 55°F 93% SW 9 mph
134 12/26 7:00 AM
Friday
Icon
Cloudy
56°F 55°F 95% SW 9 mph
135 12/26 8:00 AM
Friday
Icon
Cloudy
56°F 55°F 95% SW 9 mph
136 12/26 9:00 AM
Friday
Icon
Cloudy
57°F 55°F 94% SW 8 mph
137 12/26 10:00 AM
Friday
Icon
Cloudy
57°F 55°F 92% SW 8 mph
138 12/26 11:00 AM
Friday
Icon
Cloudy
58°F 55°F 89% SW 8 mph
139 12/26 12:00 PM
Friday
Icon
Cloudy
59°F 55°F 86% W 9 mph
140 12/26 1:00 PM
Friday
Icon
Cloudy
59°F 54°F 83% W 9 mph
141 12/26 2:00 PM
Friday
Icon
Mostly Cloudy
59°F 53°F 79% W 9 mph
142 12/26 3:00 PM
Friday
Icon
Mostly Cloudy
59°F 51°F 75% W 8 mph
143 12/26 4:00 PM
Friday
Icon
Mostly Cloudy
58°F 50°F 74% W 8 mph
144 12/26 5:00 PM
Friday
Icon
Mostly Cloudy
57°F 49°F 74% W 8 mph
145 12/26 6:00 PM
Friday
Icon
Mostly Cloudy
55°F 48°F 77% W 7 mph
146 12/26 7:00 PM
Friday
Icon
Slight Chance Light Rain
54°F 48°F 80% W 7 mph
147 12/26 8:00 PM
Friday
Icon
Slight Chance Light Rain
53°F 48°F 82% SW 7 mph
148 12/26 9:00 PM
Friday
Icon
Slight Chance Light Rain
53°F 48°F 85% SW 7 mph
149 12/26 10:00 PM
Friday
Icon
Slight Chance Light Rain
52°F 48°F 86% SW 7 mph
150 12/26 11:00 PM
Friday
Icon
Slight Chance Light Rain
51°F 47°F 87% SW 7 mph
151 12/27 12:00 AM
Saturday
Icon
Slight Chance Light Rain
50°F 46°F 86% SW 7 mph
152 12/27 1:00 AM
Saturday
Icon
Slight Chance Light Rain
49°F 45°F 86% SW 7 mph
153 12/27 2:00 AM
Saturday
Icon
Slight Chance Light Rain
49°F 45°F 87% SW 7 mph
154 12/27 3:00 AM
Saturday
Icon
Slight Chance Light Rain
49°F 45°F 87% SW 8 mph
155 12/27 4:00 AM
Saturday
Icon
Slight Chance Light Rain
48°F 45°F 88% SW 8 mph
156 12/27 5:00 AM
Saturday
Icon
Slight Chance Light Rain
48°F 44°F 88% SW 8 mph

ZIP Code File Updated: 12/1/2025 12:18:55 PM
Database Loaded: 12/1/2025 12:39:46 PM with 40,945 Records

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