NWS Watch, Warning, Advisory or Statement is in effect for Boone County, KY. View Alert

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 Friday 5/22/2026 4:00:00 PM EDT

Period Date/Time Forecast Temperature Dew Point RH Wind
1 5/22 11:00 PM
Friday
Icon
Showers And Thunderstorms
66°F 64°F 93% SE 7 mph
2 5/23 12:00 AM
Saturday
Icon
Showers And Thunderstorms
66°F 65°F 97% SE 7 mph
3 5/23 1:00 AM
Saturday
Icon
Showers And Thunderstorms
66°F 65°F 93% SE 8 mph
4 5/23 2:00 AM
Saturday
Icon
Showers And Thunderstorms
66°F 64°F 93% S 8 mph
5 5/23 3:00 AM
Saturday
Icon
Showers And Thunderstorms Likely
66°F 64°F 96% S 9 mph
6 5/23 4:00 AM
Saturday
Icon
Showers And Thunderstorms Likely
66°F 64°F 96% S 9 mph
7 5/23 5:00 AM
Saturday
Icon
Chance Rain Showers
66°F 64°F 96% S 9 mph
8 5/23 6:00 AM
Saturday
Icon
Chance Rain Showers
66°F 63°F 100% S 9 mph
9 5/23 7:00 AM
Saturday
Icon
Chance Rain Showers
67°F 64°F 99% S 9 mph
10 5/23 8:00 AM
Saturday
Icon
Chance Rain Showers
67°F 64°F 96% S 9 mph
11 5/23 9:00 AM
Saturday
Icon
Rain Showers Likely
67°F 65°F 99% S 9 mph
12 5/23 10:00 AM
Saturday
Icon
Rain Showers Likely
68°F 66°F 97% S 9 mph
13 5/23 11:00 AM
Saturday
Icon
Showers And Thunderstorms
69°F 67°F 93% S 9 mph
14 5/23 12:00 PM
Saturday
Icon
Showers And Thunderstorms Likely
70°F 68°F 93% SW 9 mph
15 5/23 1:00 PM
Saturday
Icon
Chance Showers And Thunderstorms
72°F 68°F 87% SW 9 mph
16 5/23 2:00 PM
Saturday
Icon
Chance Showers And Thunderstorms
72°F 68°F 87% SW 9 mph
17 5/23 3:00 PM
Saturday
Icon
Chance Showers And Thunderstorms
73°F 68°F 82% SW 9 mph
18 5/23 4:00 PM
Saturday
Icon
Slight Chance Showers And Thunderstorms
73°F 68°F 81% SW 8 mph
19 5/23 5:00 PM
Saturday
Icon
Slight Chance Showers And Thunderstorms
74°F 68°F 80% W 8 mph
20 5/23 6:00 PM
Saturday
Icon
Partly Cloudy
73°F 67°F 78% W 7 mph
21 5/23 7:00 PM
Saturday
Icon
Mostly Cloudy
73°F 67°F 76% W 6 mph
22 5/23 8:00 PM
Saturday
Icon
Partly Cloudy
72°F 66°F 77% SW 5 mph
23 5/23 9:00 PM
Saturday
Icon
Mostly Cloudy
70°F 65°F 84% SW 3 mph
24 5/23 10:00 PM
Saturday
Icon
Mostly Cloudy
68°F 64°F 87% W 2 mph
25 5/23 11:00 PM
Saturday
Icon
Mostly Cloudy
66°F 63°F 90% SW 2 mph
26 5/24 12:00 AM
Sunday
Icon
Partly Cloudy
65°F 63°F 93% SW 2 mph
27 5/24 1:00 AM
Sunday
Icon
Partly Cloudy
65°F 63°F 93% S 2 mph
28 5/24 2:00 AM
Sunday
Icon
Partly Cloudy
64°F 62°F 93% SW 2 mph
29 5/24 3:00 AM
Sunday
Icon
Partly Cloudy
63°F 61°F 96% S 2 mph
30 5/24 4:00 AM
Sunday
Icon
Partly Cloudy
63°F 61°F 99% S 2 mph
31 5/24 5:00 AM
Sunday
Icon
Partly Cloudy
62°F 61°F 100% S 2 mph
32 5/24 6:00 AM
Sunday
Icon
Mostly Sunny
62°F 60°F 100% S 2 mph
33 5/24 7:00 AM
Sunday
Icon
Slight Chance Rain Showers
63°F 61°F 100% S 2 mph
34 5/24 8:00 AM
Sunday
Icon
Chance Rain Showers
64°F 63°F 100% S 3 mph
35 5/24 9:00 AM
Sunday
Icon
Chance Rain Showers
67°F 65°F 98% S 3 mph
36 5/24 10:00 AM
Sunday
Icon
Chance Rain Showers
70°F 67°F 92% S 3 mph
37 5/24 11:00 AM
Sunday
Icon
Chance Rain Showers
73°F 68°F 84% S 3 mph
38 5/24 12:00 PM
Sunday
Icon
Chance Rain Showers
74°F 69°F 80% S 3 mph
39 5/24 1:00 PM
Sunday
Icon
Chance Rain Showers
75°F 69°F 77% S 5 mph
40 5/24 2:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
76°F 69°F 75% S 5 mph
41 5/24 3:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
76°F 69°F 73% SW 5 mph
42 5/24 4:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
77°F 69°F 72% SW 5 mph
43 5/24 5:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
76°F 69°F 72% SW 5 mph
44 5/24 6:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
76°F 69°F 73% SW 3 mph
45 5/24 7:00 PM
Sunday
Icon
Showers And Thunderstorms Likely
75°F 69°F 75% SW 3 mph
46 5/24 8:00 PM
Sunday
Icon
Chance Rain Showers
75°F 68°F 79% SW 2 mph
47 5/24 9:00 PM
Sunday
Icon
Chance Rain Showers
72°F 67°F 83% SW 2 mph
48 5/24 10:00 PM
Sunday
Icon
Chance Rain Showers
70°F 66°F 89% S 1 mph
49 5/24 11:00 PM
Sunday
Icon
Chance Rain Showers
67°F 65°F 93% S 1 mph
50 5/25 12:00 AM
Monday
Icon
Chance Rain Showers
66°F 64°F 95% S 1 mph
51 5/25 1:00 AM
Monday
Icon
Chance Rain Showers
65°F 64°F 96% 0 mph
52 5/25 2:00 AM
Monday
Icon
Chance Rain Showers
64°F 63°F 96% 0 mph
53 5/25 3:00 AM
Monday
Icon
Chance Rain Showers
63°F 62°F 97% 0 mph
54 5/25 4:00 AM
Monday
Icon
Chance Rain Showers
62°F 62°F 99% NE 1 mph
55 5/25 5:00 AM
Monday
Icon
Chance Rain Showers
62°F 62°F 100% N 1 mph
56 5/25 6:00 AM
Monday
Icon
Chance Rain Showers
62°F 62°F 100% N 1 mph
57 5/25 7:00 AM
Monday
Icon
Chance Rain Showers
63°F 63°F 100% N 2 mph
58 5/25 8:00 AM
Monday
Icon
Chance Rain Showers
64°F 64°F 99% N 2 mph
59 5/25 9:00 AM
Monday
Icon
Chance Rain Showers
67°F 65°F 95% N 2 mph
60 5/25 10:00 AM
Monday
Icon
Chance Rain Showers
69°F 66°F 89% NE 3 mph
61 5/25 11:00 AM
Monday
Icon
Chance Showers And Thunderstorms
72°F 67°F 84% NE 3 mph
62 5/25 12:00 PM
Monday
Icon
Chance Showers And Thunderstorms
74°F 68°F 81% NE 3 mph
63 5/25 1:00 PM
Monday
Icon
Chance Showers And Thunderstorms
75°F 68°F 78% NE 3 mph
64 5/25 2:00 PM
Monday
Icon
Chance Showers And Thunderstorms
77°F 68°F 75% NE 3 mph
65 5/25 3:00 PM
Monday
Icon
Chance Showers And Thunderstorms
78°F 68°F 72% E 3 mph
66 5/25 4:00 PM
Monday
Icon
Chance Showers And Thunderstorms
78°F 67°F 70% E 2 mph
67 5/25 5:00 PM
Monday
Icon
Chance Showers And Thunderstorms
78°F 67°F 68% E 2 mph
68 5/25 6:00 PM
Monday
Icon
Chance Showers And Thunderstorms
78°F 67°F 68% E 2 mph
69 5/25 7:00 PM
Monday
Icon
Chance Showers And Thunderstorms
77°F 66°F 69% E 2 mph
70 5/25 8:00 PM
Monday
Icon
Mostly Cloudy
76°F 66°F 71% E 2 mph
71 5/25 9:00 PM
Monday
Icon
Mostly Cloudy
73°F 65°F 77% E 2 mph
72 5/25 10:00 PM
Monday
Icon
Mostly Cloudy
70°F 65°F 83% E 2 mph
73 5/25 11:00 PM
Monday
Icon
Mostly Cloudy
68°F 64°F 87% E 2 mph
74 5/26 12:00 AM
Tuesday
Icon
Mostly Cloudy
67°F 63°F 88% E 2 mph
75 5/26 1:00 AM
Tuesday
Icon
Mostly Cloudy
66°F 63°F 87% E 2 mph
76 5/26 2:00 AM
Tuesday
Icon
Chance Rain Showers
66°F 62°F 87% E 2 mph
77 5/26 3:00 AM
Tuesday
Icon
Chance Rain Showers
65°F 62°F 89% E 2 mph
78 5/26 4:00 AM
Tuesday
Icon
Chance Rain Showers
64°F 62°F 91% E 3 mph
79 5/26 5:00 AM
Tuesday
Icon
Chance Rain Showers
64°F 62°F 93% E 3 mph
80 5/26 6:00 AM
Tuesday
Icon
Chance Rain Showers
64°F 62°F 95% E 3 mph
81 5/26 7:00 AM
Tuesday
Icon
Chance Rain Showers
64°F 63°F 97% E 3 mph
82 5/26 8:00 AM
Tuesday
Icon
Chance Rain Showers
65°F 64°F 97% E 3 mph
83 5/26 9:00 AM
Tuesday
Icon
Chance Rain Showers
67°F 65°F 94% E 3 mph
84 5/26 10:00 AM
Tuesday
Icon
Chance Rain Showers
69°F 66°F 91% E 5 mph
85 5/26 11:00 AM
Tuesday
Icon
Chance Rain Showers
71°F 67°F 87% E 5 mph
86 5/26 12:00 PM
Tuesday
Icon
Chance Rain Showers
73°F 68°F 84% E 5 mph
87 5/26 1:00 PM
Tuesday
Icon
Chance Rain Showers
74°F 68°F 81% SE 5 mph
88 5/26 2:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
75°F 68°F 79% SE 5 mph
89 5/26 3:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 68°F 77% SE 5 mph
90 5/26 4:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 68°F 77% SE 5 mph
91 5/26 5:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 68°F 76% SE 5 mph
92 5/26 6:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 68°F 76% SE 5 mph
93 5/26 7:00 PM
Tuesday
Icon
Chance Showers And Thunderstorms
76°F 67°F 75% E 3 mph
94 5/26 8:00 PM
Tuesday
Icon
Slight Chance Showers And Thunderstorms
75°F 67°F 76% E 3 mph
95 5/26 9:00 PM
Tuesday
Icon
Slight Chance Showers And Thunderstorms
73°F 66°F 79% E 3 mph
96 5/26 10:00 PM
Tuesday
Icon
Slight Chance Showers And Thunderstorms
71°F 66°F 84% SE 3 mph
97 5/26 11:00 PM
Tuesday
Icon
Slight Chance Showers And Thunderstorms
69°F 65°F 87% SE 3 mph
98 5/27 12:00 AM
Wednesday
Icon
Slight Chance Showers And Thunderstorms
68°F 65°F 88% SE 3 mph
99 5/27 1:00 AM
Wednesday
Icon
Slight Chance Showers And Thunderstorms
68°F 64°F 87% SE 2 mph
100 5/27 2:00 AM
Wednesday
Icon
Chance Rain Showers
68°F 64°F 87% SE 2 mph
101 5/27 3:00 AM
Wednesday
Icon
Chance Rain Showers
67°F 64°F 89% SE 2 mph
102 5/27 4:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 91% SE 2 mph
103 5/27 5:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 93% SE 2 mph
104 5/27 6:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 94% SE 2 mph
105 5/27 7:00 AM
Wednesday
Icon
Chance Rain Showers
66°F 64°F 94% SE 3 mph
106 5/27 8:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
67°F 65°F 93% SE 3 mph
107 5/27 9:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
69°F 66°F 92% SE 3 mph
108 5/27 10:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
71°F 68°F 90% SE 3 mph
109 5/27 11:00 AM
Wednesday
Icon
Chance Showers And Thunderstorms
73°F 69°F 87% SE 3 mph
110 5/27 12:00 PM
Wednesday
Icon
Chance Showers And Thunderstorms
75°F 70°F 85% SE 3 mph
111 5/27 1:00 PM
Wednesday
Icon
Chance Showers And Thunderstorms
76°F 70°F 82% SE 3 mph
112 5/27 2:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
77°F 70°F 79% SE 3 mph
113 5/27 3:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
78°F 70°F 76% SE 3 mph
114 5/27 4:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
80°F 70°F 73% E 5 mph
115 5/27 5:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
80°F 70°F 72% E 5 mph
116 5/27 6:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
80°F 70°F 71% E 5 mph
117 5/27 7:00 PM
Wednesday
Icon
Showers And Thunderstorms Likely
79°F 69°F 72% E 3 mph
118 5/27 8:00 PM
Wednesday
Icon
Chance Rain Showers
77°F 68°F 74% E 3 mph
119 5/27 9:00 PM
Wednesday
Icon
Chance Rain Showers
75°F 67°F 77% E 3 mph
120 5/27 10:00 PM
Wednesday
Icon
Chance Rain Showers
72°F 66°F 81% E 2 mph
121 5/27 11:00 PM
Wednesday
Icon
Chance Rain Showers
70°F 65°F 84% E 2 mph
122 5/28 12:00 AM
Thursday
Icon
Chance Rain Showers
69°F 64°F 85% E 2 mph
123 5/28 1:00 AM
Thursday
Icon
Chance Rain Showers
68°F 63°F 84% E 2 mph
124 5/28 2:00 AM
Thursday
Icon
Chance Rain Showers
68°F 63°F 84% E 2 mph
125 5/28 3:00 AM
Thursday
Icon
Chance Rain Showers
67°F 63°F 87% E 2 mph
126 5/28 4:00 AM
Thursday
Icon
Chance Rain Showers
66°F 63°F 90% E 3 mph
127 5/28 5:00 AM
Thursday
Icon
Chance Rain Showers
65°F 63°F 93% E 3 mph
128 5/28 6:00 AM
Thursday
Icon
Chance Rain Showers
65°F 63°F 95% E 3 mph
129 5/28 7:00 AM
Thursday
Icon
Chance Rain Showers
65°F 63°F 95% E 5 mph
130 5/28 8:00 AM
Thursday
Icon
Chance Rain Showers
66°F 64°F 93% E 5 mph
131 5/28 9:00 AM
Thursday
Icon
Chance Rain Showers
68°F 65°F 91% E 5 mph
132 5/28 10:00 AM
Thursday
Icon
Chance Rain Showers
71°F 67°F 88% E 5 mph
133 5/28 11:00 AM
Thursday
Icon
Chance Rain Showers
73°F 68°F 84% E 5 mph
134 5/28 12:00 PM
Thursday
Icon
Chance Rain Showers
75°F 68°F 81% E 5 mph
135 5/28 1:00 PM
Thursday
Icon
Chance Rain Showers
76°F 68°F 77% NE 6 mph
136 5/28 2:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
77°F 68°F 74% NE 6 mph
137 5/28 3:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
78°F 68°F 71% NE 6 mph
138 5/28 4:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
79°F 67°F 68% NE 6 mph
139 5/28 5:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
79°F 67°F 67% NE 6 mph
140 5/28 6:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
79°F 67°F 66% NE 6 mph
141 5/28 7:00 PM
Thursday
Icon
Chance Showers And Thunderstorms
78°F 66°F 65% NE 5 mph
142 5/28 8:00 PM
Thursday
Icon
Partly Cloudy
77°F 65°F 67% NE 5 mph
143 5/28 9:00 PM
Thursday
Icon
Partly Cloudy
74°F 64°F 70% NE 5 mph
144 5/28 10:00 PM
Thursday
Icon
Partly Cloudy
71°F 62°F 74% NE 5 mph
145 5/28 11:00 PM
Thursday
Icon
Partly Cloudy
68°F 61°F 78% NE 5 mph
146 5/29 12:00 AM
Friday
Icon
Partly Cloudy
67°F 60°F 79% NE 5 mph
147 5/29 1:00 AM
Friday
Icon
Partly Cloudy
66°F 59°F 78% NE 6 mph
148 5/29 2:00 AM
Friday
Icon
Slight Chance Rain Showers
65°F 58°F 78% NE 6 mph
149 5/29 3:00 AM
Friday
Icon
Slight Chance Rain Showers
64°F 57°F 80% NE 6 mph
150 5/29 4:00 AM
Friday
Icon
Slight Chance Rain Showers
63°F 57°F 82% NE 6 mph
151 5/29 5:00 AM
Friday
Icon
Slight Chance Rain Showers
62°F 57°F 84% NE 6 mph
152 5/29 6:00 AM
Friday
Icon
Slight Chance Rain Showers
62°F 57°F 85% NE 6 mph
153 5/29 7:00 AM
Friday
Icon
Slight Chance Rain Showers
62°F 57°F 85% NE 6 mph
154 5/29 8:00 AM
Friday
Icon
Slight Chance Rain Showers
63°F 58°F 84% NE 6 mph
155 5/29 9:00 AM
Friday
Icon
Slight Chance Rain Showers
65°F 59°F 81% NE 6 mph
156 5/29 10:00 AM
Friday
Icon
Slight Chance Rain Showers
68°F 61°F 77% NE 7 mph

ZIP Code File Updated: 5/1/2026 3:17:36 PM
Database Loaded: 5/1/2026 3:38:08 PM with 41,141 Records

5,194 Views