Thunderstorms in western and central Iowa



BUSY IN SOME LOCATIONS. CHS: RI HAPPILY NO SERIOUS TIME. THERE WAS AN ACTIVE TORNOAD WARNING JUST AGO SOUTH OF THE MISSOURI STATE LINE. SOME OF THE HIGHEST TIMES THROUGH OUR SOUTHERN COUNTIES TOWARDS LONAMI AND CONTINUE EAST AS YOU SEE ALONG HIGHWAY 5, HIGHWAY 69 AND INTERSTATE 39. LIGHT HAIL AND SOME OF THE HEAVIER TORRENTIAL DOWNPOURS MOVING EASTWARD. THIS IS WHAT ARE SEEING STORES ACROSS OUR SOUTHERN COUNTIES. OFF TTHO E NORTH WE FOLLOWED HEAVY RAINS IN NORTHERN PARTS OF METRO UP TO AMES. WHICH IS MOVING NORTH AND EAST. TOWARDS PERRY ALONG HIGHWAY 100 69 WHICH CONTINUES TO MOVE EAST AND NORTHEAST. FURTHER SOUTHWEST IN THE ATLANTIC WE HAVE STRONGER THUNDERSTORMS DEVELOPING. IT IS POSSIBLE THAT WE MAY SEE SMALL HAIL MOVING INTO THESE STORMS. YOU SEE THE PURPLE CORE. HALF INCH DIAMETER HAIL IS POSSIBLE. WE ARE TALKING ABOUT INTENSE RAINFALL RATES. FIVE INCHES PER HOUR. SOME OF THE STRONGEST THUNDERSTORMS WE HAVE SEEN TONIGHT PRODUCED WIND GUSTS OF 40 TO 60 MPH. YOU WILL BE ABLE TO SEE THAT WE HAVE AT LEAST SOME CHANGES COMING OVER THE DAY TOMORROW. OUR WEATHER GRAPHS SHOW IT. TEMPERATURES OUTSIDE 47 DE GREES. WITH THE NDWIS EAST TO NORTHEAST AT 8 MILES PER HOUR. OCCASIONALLY THE SKY WILL LIGHT UP WITH LIGHTNING ON THE GROUND CLOUDS. HOW CAMERA AND WEST DES MOINES WAS ILLUMINATED WITH SOME LIGHTNING ACROSS THE AREA. THE STREETS ARE DEFINITELY WET AND WE HAVE A LOT OF RNAI IN A SHORT TIME. BE CAREFUL IF YOU TRAVEL TONIGHT. 56 DEGREES AT 3:00 AM. TEMPERATURES DROP UNTIL 11:00 AM IN THE MORNING. I THINK IT WILL PASS BEFORE THE FRIEND GETS HERE. THIS IS THAT GREAT TOUR. WE HAVE THIS WARM AIR BETWEEN WHICH WE TAKEN BRIEFLY AROUND 3:00 OR 4:00 AM. WE SEE A FEW FLURRIES ROTATING. THIS IS THE WAY ILOT OKS NOW. TEMPERATURES REMAIN IN THE 40S. HIGH IS OCCURRING EARLY IN THE DAY IN DES MOINES. THEN TEMPERATURES DROP DURING THE AFTERNOON. 40’S IS A BEST REPRESENTATION OF TEMPERATURES. THE AVERAGE LOW IS 35, WELL ABOVE. TOMORROW A HIGH OF 55 DEGREES. YOUR EIGHT DAY FORECAST SHOWING A SUNNY DAY. MAYBE A LITTLE MORE WHAT ON SATU

Thunderstorms in western and central Iowa

Overview: Showers and thunderstorms will intensify after dinner time. Strong to violent thunderstorms are possible from this evening to this night. Damaging winds and hail are the main threat. Isolated tornadoes may also occur in southwestern parts of the state. Summary: The strongest storms will likely develop in southwestern Iowa and then push east across the state. Strong to severe thunderstorms are possible between 7 p.m. and midnight. Stay up to date with the weather and check back for risk updates for all types of severe weather. Large Hail: Quarter golf ball sized hail is possible throughout the Lower 46F area. SSE winds blowing 10 to 20 mph. Chance of rain 80%. Wednesday: Cloudy with gusty winds developing during the afternoon. High 51F. WNW winds blowing 20 to 30 mph. Winds could occasionally blow in excess of 40 mph. Wednesday evening: Rain showers and flurries in the evening changing to flurries overnight. Low 31F. NW winds blowing 15 to 25 mph. Chance of precipitation 60%.

Overview:

  • Showers and thunderstorms will intensify after dinner time.
  • Strong to violent thunderstorms are possible from this evening to this night.
  • Damaging winds and hail are the main threat. Isolated tornadoes may also occur in southwestern parts of the state.

Summary:

The strongest storms will likely develop in southwestern Iowa and then push east across the state.

Strong to severe thunderstorms are possible between 7 p.m. and midnight. Stay up to date with the weather and check back for risk updates for all types of severe weather.

Threats:

  • Few tornadoes: Isolated tornadoes possible with greatest risk in southwestern Iowa.
  • Large hail: Quarter golf ball sized hail is possible over the entire area
  • Damaging winds: gusts of up to 100 km/h possible
forecast
forecast

Forecast:

Tuesday evening: Probable thunderstorms, especially this evening. Low 46F. SSE winds blowing 10 to 20 mph. Chance of rain 80%.

Wednesday: Cloudy with gusty winds developing in the afternoon. High 51F. WNW winds blowing 20 to 30 mph. Winds could occasionally blow in excess of 40 mph.

Wednesday evening: Rain showers and flurries in the evening changing to flurries overnight. Low 31F. NW winds blowing 15 to 25 mph. Chance of precipitation 60%.