[LeArc] Significant Weather Outlook

[Tony Coniglio]

> 
> 
> SIGNIFICANT WEATHER OUTLOOK
>  NATIONAL WEATHER SERVICE QUAD CITIES IA IL
>  445 AM CST THU MAR 7 2002
>  
>  ...A CLOUDY DAY WITH SOME PATCHY LIGHT FOG...
>  
>  A STALLED FRONT OVER MISSOURI WILL KEEP THE REGION CLOUDY WITH SOME
>  PATCHY LIGHT FOG AHEAD OF A STRONG DISTURBANCE NOW DEVELOPING IN THE
>  SOUTHERN ROCKIES.   THE FRONT WILL MOVE BACK AS A WARM FRONT TONIGHT
>  ALLOWING TEMPERATURES TO RISE FROM THE UPPER 30S AND 40S INTO THE
>  LOWER 50S BY FRIDAY MORNING.  RAIN...RAIN SHOWERS AND EVEN AN
>  ISOLATED THUNDERSTORM MAY DEVELOP LATE TONIGHT IN NORTH CENTRAL IOWA
>  AS ENERGY FROM THE WESTERN SYSTEM APPROACHES AFFECTING AREAS
>  MAINLY NORTH OF HIGHWAY 34.  ANY STORMS LATE TONIGHT SHOULD STAY
>  BELOW SEVERE LEVELS WITH SOME PEA SIZED HAIL POSSIBLE IN THE
>  STRONGEST STORMS.
>  
>  THE APPORACHING STORM SYSTEM NOW OVER THE SOUTHERN ROCKIES WILL MOVE
>  ACROSS THE AREA LATE FRIDAY AND EARLY SATURDAY.  THE SYSTEM WILL PUSH
>  PLENTY OF MOISTURE AND WARM AIR ON BREEZY SOUTH WINDS INTO THE REGION
>  AS THE STORM INTERACTS WITH A COLD AIR PUSH FROM CANADA.  THIS WILL
>  PRODUCE LARGE AREAS OF RAIN AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN
>  AMOUNTS AS THE STORM PASSES FRIDAY AFTERNOON AND EVENING.  AT THIS
>  TIME...A FEW STORMS MAY REACH SEVERE LEVELS LATE AFTERNOON FRIDAY AND
>  FRIDAY EVENING. THE GREATEST THREAT OF SEVERE WEATHER LATE FRIDAY
>  WILL BE HAIL...STRONG WINDS AND ISOLATED TORNADOES.  AT THIS TIME...
>  THE REGION MOST SUSCEPTIBLE FOR SEVERE WEATHER APPEARS TO LIE SOUTH
>  OF A WASHINGTON TO CLINTON AXIS.
>  
>  THE SYSTEM WILL ALSO PRODUCE SIGNIFICANT RAINFALL TOTALS OF ONE HALF
>  TO ONE INCH ARE EXPECTED...WITH LOCAL AMOUNTS UP TO TWO INCHES IN
>  THUNDERSTORMS. AS THE STRONG SURFACE LOW PRESSURE SYSTEM PASSES LATE
>  FRIDAY NIGHT...MUCH COLDER AIR WILL MOVE IN ON STRONG AND GUSTY
>  NORTHWEST WINDS ALONG WITH A CHANCE OF SNOW BY SATURDAY ALONG WITH
>  NEARLY STEADY TEMPERATURES IN THE UPPER 20S TO LOWER 30S.  ANY SNOW
>  AMOUNTS SHOULD BE MINOR.
>  
>  THE RISK OF SIGNIFICANT RAINS ON FRIDAY...COMBINED WITH SATURATED
>  SOIL FROM OUR MELTING SNOW COVER AND PARTIALLY FROZEN GROUND...
>  ESPECIALLY NORTH OF INTERSTATE 80 CREATE THE POTENTIAL FOR FLOODING
>  ON AREA STREAMS AND RIVERS FRIDAY AND SATURDAY. THEREFORE...A FLOOD
>  POTENTIAL OUTLOOK HAS BEEN ISSUED FOR FRIDAY INTO SATURDAY FOR THE
>  RISK OF FLOODING CAUSED BY THIS STORM SYSTEM.
>  
>