Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Weather Related Message Codes

The following messages are always alerted on a NWR Transmitter if they apply to any part of its coverage area:

MESSAGE EVENT CODE

Tornado Warning: TOR
Severe Thunderstorm Warning: SVR
Flash Flood Warning: FFW
Tornado Watch: TOA
Severe Thunderstorm: Watch SVA
Hurricane Watch: HUA
Hurricane Warning: HUW
National Emergency: EAN 2.

The following messages are sometimes alerted if they apply to the coverage area of the transmitter, depending on the circumstances and the area of the country.

MESSAGE EVENT CODE

Flash Flood Watch: FFA
Winter Storm Warning: WSW
High Wind Warning: HWW
Tsunami Watch: TSA
Tsunami Warning: TSW
River Flood Watch: FLA
River Flood Warning: FLW
Special Marine Warnings: --none-- Local non-weather emergencies CEM

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Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

SAME NOAA Weather Radio Message Codes