National Weather Service United States Department of Commerce

Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Click a location below for detailed forecast.

Last Map Update: Sat, Aug 15, 2026 at 7:51:01 am CDT

Heat index values up to 110 degrees will be common each day through Sunday across eastern Oklahoma and northwest Arkansas.
Hot weather with little heat relief overnight persists through the weekend and into next week. Dangerous heat index values are forecast and heat stress will impact outdoor activities.
Tulsa, Fort Smith and Fayetteville are all in the midst of a multi-day stretch featuring triple digit high temperatures with more forecast. How does the current stretch of 100's stack up all-time?
A weak boundary is expected to focus isolated to scattered storms mainly across NE OK and NW AR late Sunday into Monday. Locally strong downburst winds are the main threat. Rainfall is not expected to be enough to reverse recent drought trends.
Hot temperatures continue through the weekend with little chance for rainfall.
Latest Text Product Selector (Selected product opens in a new window)

Decision Support Winter Hazards Observations Climate Hydrology
 
 
Social Media Satellite Fire Weather Weather Radio Spotter Training Text Products
 
 
Models