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 Sunday 6/21/2026 9:03:00 PM EDT

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

ZIP Code File Updated: 6/1/2026 2:20:36 PM
Database Loaded: 6/1/2026 2:41:45 PM with 41,141 Records

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