Corsicana, TX Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Corsicana, Navarro County, Texas.
Updated Jul 29, 2026, 2:18 PM local time · Radar refreshes every 5 minutes
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Corsicana
96°F
Wind 6 mph
Humidity 43%
Cloud cover 13%
UV index 8
Alerts 1
Active alerts (1)
Heat AdvisoryModerate
Montague; Cooke; Grayson; Fannin; Lamar; Young; Jack; Wise; Denton; Collin; Hunt; Delta; Hopkins; Parker; Tarrant; Dallas; Rockwall; Kaufman; Van Zandt; Rains; Johnson; Ellis; Henderson; Hill; Navarro
Until Jul 30, 2026, 6:00 AM
Full details
* WHAT...Heat index values between 105 and 108 degrees. * WHERE...Portions of North and Central Texas. * WHEN...Until 8 PM CDT Thursday. * IMPACTS...Hot temperatures and high humidity will increase the risk for heat-related illnesses to occur, particularly for those working or participating in outdoor activities. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Corsicana weather radar
Light
Heavy
Next 24 hours
Now
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96°F
3 PM
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98°F
4 PM
🌤️
99°F
5 PM
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100°F
6 PM
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99°F
7 PM
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98°F
1%
8 PM
🌤️
95°F
9 PM
⛅
92°F
10 PM
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89°F
11 PM
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87°F
12 AM
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85°F
1 AM
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85°F
2 AM
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84°F
3 AM
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83°F
4 AM
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82°F
1%
5 AM
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81°F
1%
6 AM
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79°F
1%
7 AM
⛅
79°F
1%
8 AM
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81°F
1%
9 AM
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84°F
1%
10 AM
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88°F
1%
11 AM
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92°F
1%
12 PM
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95°F
1%
1 PM
🌤️
98°F
1%
7-day forecast
Today
Jul 29
⛅
100°F
76°F
1%
Thu
Jul 30
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101°F
79°F
2%
Fri
Jul 31
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107°F
78°F
1%
Sat
Aug 1
🌦️
103°F
75°F
19%
Sun
Aug 2
☁️
100°F
70°F
3%
Mon
Aug 3
☁️
105°F
71°F
3%
Tue
Aug 4
🌤️
106°F
73°F
3%
Weather near Corsicana
19 mi
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Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
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broadcasts.