Heavy Rain and Flash Flooding Threat in Montana; Severe Thunderstorms in the Middle Missouri Valley

A low pressure system will bring heavy to excessive rainfall and high winds across Montana this afternoon. Heavy rainfall totals may lead to scattered flash flooding concerns. A line of showers and strong to severe thunderstorms will move into the mid Missouri Valley region this afternoon producing severe winds and isolated large hail with stronger storms. Read More >

GEOGRAPHICAL COVERAGE - The images below present the radio frequency
coverage plots for the NWWS, EMWIN and ISCS satellite broadcasts and the NWR
VHF radio broadcasts. Any potential user will need to ensure they are in the respective footprint for signal reception.

NWWS - NOAA Weather Wire Service

Source: (https://www.satbeams.com/footprints)

-- NWWS Coverage:

EMWIN - Emergency Managers Weather Information Network

Source: https://noaasis.noaa.gov/GOES/HRIT/broadcast.html

-- HRIT/EMWIN Plot:

NWR - NOAA Weather Radio

Source: https://www.weather.gov/media/nwr/NWR_Propagation.pdf

-- NWR Plot

ISCS - International Services and Communication Systems

-- ISCS GNC-A Plot

Heavy Rain and Flash Flooding Threat in Montana; Severe Thunderstorms in the Middle Missouri Valley

Coverage Comparison