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Flood Warning at Mississippi River March 6, 2008


St. Louis, Missouri
Weather Spotters WEATHER OUTLOOK
Last Updated Tuesday, May 10, 2011

National Weather Service Outlooks




Climate Prediction Center




National Weather Service Flood Outlooks


Snowmelt adds to risk for flooding on Mississippi River at St. Louis

National Weather Service Nowcast

Thunderstorms will overspread southern Missouri this morning.
Strong to severe storms will be possible.
The strongest storms will be capable of producing large hail.
Very heavy rain and flash flooding will also be possible.
Also the atmosphere will become favorable for tornadic development.

National Weather Service Infrared



National Weather Service Water Vapor



NOAA National Weather Service Surface Analysis



NOAA National Weather Service Surface Wind Analysis



Unisys Surface Wind Analysis



Ocean Swell Watch



Air Quality Forecast Guidance - Central Mississippi Valley

Congress approves more oil drilling in Gulf of Mexico, adding to poor air quality in the Midwest US.
OK - 26 ppb 1-hr avg ozone concentration in St. Louis

Plymouth State Tropical Weather


Plymouth State Sea Surface Temperature



Navy Fleet Numerical Meteorology and Oceanography Center



Oceanic Significant Event Imagery

Gravity Waves in Gulf of Mexico

Gravity Wave Defined



Smoke from Kilauea Volcano lava flows mixing with the volcanic steam-fog (VOG)

GOES Northern Hemisphere Infrared Winds



Stacked lows may delay travel of storms to the east and may result in bigger hail.

GOES Northern Hemisphere Water Vapor



The Weather Channel (Weather.com)

North Pacific Ocean Current Weather NRL Monterey GOES-10 IR Satellite Imagery



Unisys 500 mb analysis

Wind coming into St. Louis from Pacific Ocean!

RAMSDIS GEOS West 4 km Water Vapor IR 3



RAMSDIS GEOS East 4 km Water Vapor IR 3



Jet Stream Position



Stratospheric Warming

High Stratosphere

Low Stratosphere

Zonal Wind Northern Hemisphere
High Stratosphere

Anonymous easterly wind over northern hemisphere gains speed
Low Stratosphere



Intellicast Atlantic Ocean


Intellicast Radar Summary



Storm Prediction Center Outlook


Storm Prediction Center Outlook


Plymouth State Weather Center


11-13 MARCH 2006 TORNADO OUTBREAK

Tornado Tracks

22 September 2006 TORNADO OUTBREAK

Tornado Tracks

Snow Storm 4 March 2008

Spotter Information

THE ACTIVATION OF STORM SPOTTERS ... HAM RADIO OPERATORS ... AND EMERGENCY MANAGEMENT PERSONNEL IN SUPPORT OF SEVERE WEATHER OPERATIONS MAY BE NEEDED DURING ANOMALOUS WEATHER CONDITIONS.





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