National Weather Service United States Department of Commerce

Moke Impacts Hawaii; Severe Thunderstorms and Heavy Rainfall from the Great Basin to the Plains

Heavy rain and gusty winds from Tropical Storm Moke will impact the Big Island into Monday, risking life-threatening flooding and mudslides in windward and southeast areas. Severe thunderstorms are expected across the northern Rockies/Plains and northern Great Basin. Dangerous heat persists across the Southern Plains and Lower Mississippi Valley, building further into the Southwest by midweek. Read More >

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Last Map Update: Sun, Aug 30, 2026 at 10:40:37 am CDT

Afternoon high temperatures are expected to be in the 100F to 106F range with triple digit heat index values. A heat advisory is in effect for parts of northern and central OK.
Elevated fire weather conditions are expected Sunday afternoon across western and parts of central Oklahoma and western north Texas due to hot temperatures, breezy winds, low humidity, and dry vegetation.
Fire weather conditions will be elevated again on Sunday and Monday. Hotter temperatures, drier air, increasing southerly winds, and very dry vegetation will increase the fire danger across our severely drought-stricken west.
It will be another prolonged period of triple-digit heat across the region through next week.
Dangerous heat will persist through next week. Elevated fire weather conditions are also expected across our west through Monday. Dry through next week as no rain is expected

Local Weather History For August 30th...
Severe thunderstorms moved south across western Oklahoma on this date
in 1959, leaving several swaths of extensive hail damage. The
Weatherford area was especially hard hit. Hail up to golf ball size
caused severe damage to roofs and windows on almost all homes and
buildings in the Weatherford area. Other hail paths, some of which
caused 100 percent crop damage, extended from Dill City, south to the
Red River in Cotton County, over Grandfield, Granite, and Headrick.
The storms continued into north Texas, where wind damage was reported
in the Burkburnett, Wichita Falls, Iowa Park, and Henrietta areas.
Wind gusts to 75 mph were measured.

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