Iowa weather: Still a stronger storm or two possible Sunday
Updated: 10:57 PM CDT Apr 27, 2024
TAKE US THROUGH THE TRACK NOW ON THE TIMING OF WHAT’S COMING UP TOMORROW. YEAH, WE’VE GOT SOME MORE ACTION POSSIBLE HERE TOMORROW. TODD, THE GOOD NEWS IS WE AVOIDED THE WORST OF IT TODAY. YOU LOOK THE LOOP OVER THE PAST SEVERAL HOURS, WE HAD A LOT OF STORMS THAT FIRED UP AS EXPECTED, DOWN ACROSS MOSTLY SOUTHERN IOWA. A LITTLE BIT OF SOME HAIL. THERE WAS SOME WIND DAMAGE AS WELL. STILL SOME POWER OUTAGES. I THINK DOWN, ESPECIALLY AROUND THE MAHASKA COUNTY AREA FROM SOME WIND EARLIER ON THIS EVENING AS THAT LINE OF STORMS SORT OF SURGED THROUGH THAT PART OF SOUTHEASTERN IOWA. WELL, WHY DIDN’T WE HAVE THIS SORT OF STUFF THAT WE WERE, YOU KNOW, DEALING WITH ON FRIDAY, LIKE YOU SAW HERE FOR A MOMENT AGO FROM ALYSSA STORY DOWN IN OSCEOLA? WE DIDN’T HAVE NEARLY AS MANY TORNADOES. WE KNEW THAT THAT WAS. GOING TO BE A THING. THE TORNADO RISK WAS ALWAYS LOWER TODAY BECAUSE WE DIDN’T HAVE THE LOW LEVEL WIND SHEAR THAT WE WERE GOING TO HAVE, THAT WE DID HAVE BACK ON FRIDAY. SO THAT WASN’T ALWAYS GOING TO BE A CONCERN. HAIL WAS GOING TO BE A BIGGER CONCERN TODAY AND WE’RE CURRENTLY BETWEEN SYSTEMS. THAT’S WHY WE DIDN’T HAVE QUITE AS MUCH OF A SEVERE WEATHER SETUP. AND THE DIFFERENCE THAT WE DIDN’T ANTICIPATE AS MUCH. THE FRONT SHIFTED A LITTLE BIT MORE SOUTH AND EAST, SO THAT’S WHY WE SHIFTED A LOT OF OUR SEVERE WEATHER DOWN INTO PORTIONS OF NORTHERN MISSOURI. THAT’S WHERE THE TORNADOES WERE EARLIER ON TODAY. SO DEFINITELY SOME DIFFERENCES BETWEEN TODAY AND YESTERDAY. AND THEY’LL BE DIFFERENCES BETWEEN TODAY AND TOMORROW AS WELL. THERE STILL IS A SEVERE WEATHER RISK TOMORROW, BUT IT’S NOT AS HIGH AS TODAY’S WAS. MAINLY SOUTHERN IOWA AGAIN IN THAT YELLOW ZONE. LEVEL TWO SLIGHT RISK COULD SEE SOME STRONGER STORMS EVEN OTHER PARTS OF THE STATE FARTHER NORTH. MAYBE COULD SEE A STRONGER STORM OR TWO AS WELL. STILL SOME LINGERING RAIN DOWN IN SOUTHEAST IOWA RIGHT NOW, BUT NOTHING SEVERE. NO TORNADO WATCHES, SEVERE WEATHER WATCHES LINGERING THROUGH THE OVERNIGHT TIME FRAME. YOU SEE THAT LINE OF RAINFALL STRETCHES ALL THE WAY DOWN ACROSS MISSOURI AND INTO SOUTHEASTERN KANSAS. THIS IS WHERE OUR FRONT WAS TODAY AND STILL IS RIGHT NOW. ATTACHED TO IT, ANOTHER LOW PRESSURE CENTER. REMEMBER I SAID WE WERE BETWEEN SYSTEMS? HERE’S THE SECOND ONE THAT’S GOING TO TRAVEL NORTHWARD INTO WESTERN IOWA. AS WE HEAD TOWARDS TOMORROW AFTERNOON. THAT WILL BE SORT OF THE IMPETUS FOR POSSIBLE SEVERE STORMS AS WE HEAD THROUGH YOUR SUNDAY. SO AS WE GO FORWARD INTO THE REST OF TONIGHT, WE’LL PROBABLY SEE A FEW SHOWERS, MAYBE A COUPLE OF GARDEN VARIETY NON SEVERE THUNDERSTORMS MOVING FROM THE SOUTH AND WEST INTO THE WEE HOURS OF TOMORROW MORNING. SO DON’T BE SURPRISED IF YOU WAKE UP MAYBE A LITTLE BIT OF SOME RAINFALLS OUT THERE. DEFINITELY SOME CLOUDS. AND THEN AS WE GO THROUGH THE DAY NOTICE WE STILL ARE DEALING WITH SOME CLOUDS, SOME SHOWERS, TEMPERATURES IN THE 60S, THE WEATHER PICTURE OVERALL IS KIND OF MUDDLED THROUGH THE MIDDLE PART OF TOMORROW. THAT’S ONE OF THE DIFFERENCES BETWEEN TOMORROW’S SETUP AND THE SYSTEM WE HAD BACK ON FRIDAY. WE’LL HAVE LOW PRESSURE COME INTO NORTHWEST IOWA BY TOMORROW AFTERNOON, UP TOWARDS PLACES LIKE CHEROKEE AND STORM LAKE AND ROCKWELL CITY, CLOSE TO THAT LOW PRESSURE CENTER. THAT’S WHERE THE SPIN IS. MAXIMUM. SO IT WOULDN’T SURPRISE ME. 1 OR 2 OF THESE STORMS UP THERE. THE TOMORROW AFTERNOON TRIES TO PRODUCE A BRIEF LITTLE SPIN UP TORNADO, BUT THERE’S NOT GOING TO BE A LOT OF ACTUAL ENERGY FOR STORMS. LOOK AT THIS MAP HERE. THIS IS WHERE WE HAVE THE ACTUAL INSTABILITY. WE WOULD CALL IT. RIGHT. THE FUEL FOR STORMS. IF YOU REALLY WANT POWERFUL STORMS, YOU NEED MORE HOTTER COLORS LIKE ORANGE AND YELLOW. WE HAVE KIND OF A DULL LOOKING RED. WE’RE REALLY NOT GOING TO HAVE A LOT OF POWER WITH THESE STORMS, BUT THERE COULD BE 1 OR 2 BEST CHANCES OF THOSE STRONGER ONES WOULD BE SOUTHERN IOWA. THE ONES THAT COULD SPIN ARE MORE LIKELY UP IN NORTHWEST IOWA, KIND OF TWO ZONES WE’LL WATCH, BUT NOT A CRAZY, CRAZY DAY EXPECTED. STILL A FEW STORMS LINGERING INTO TOMORROW EVENING AND THEN LATER TOMORROW NIGHT WE’RE DONE. WE HEAD INTO MONDAY JUST WITH SOME LINGERING CLOUDS, AND THEN GUESS WHAT? WE’RE NOT DEALING WITH ANY SEVERE WEATHER TO START NEXT WORKWEEK MONDAY IS A QUIET DAY. WELL, IT MEANS STORM WISE. NO, NO RAINFALL EXPECTED. BREEZY WINDS, WINDY ON TUESDAY AND WE DO GET A LITTLE STRETCH BACK OF SOME SHOWERS AND STORMS RIGHT NOW LOOKING NON SEVERE BUT RAINFALL MIDDLE OF NEXT WEEK AND TEMPERATURES HEADE
Iowa weather: Still a stronger storm or two possible Sunday
Updated: 10:57 PM CDT Apr 27, 2024
The severe threat continues Sunday, but not to the extent of previous days. Southern Iowa will be under a Level 2 slight risk of severe storms during the afternoon hours. Wind and hail are the primary threats.Watches and Warnings | Interactive RadarThe risk is lower because fewer of the ingredients for severe storms will overlap in the same place.Another low-pressure center will travel up into northwest Iowa during the day. Low-level winds up that direction could be favorable for spin-up tornadoes, but there won't be much energy for storms, and the upper-level winds won't be very strong – something needed to sustain storms.Southeast Iowa will have more favorable winds up through the atmosphere for severe storms, but lots of clouds, which will limit storm potential.All in all, a few more storms are likely Sunday afternoon. A few could be severe, but the overall picture is less menacing than previous days.Monday will be dry, then we're looking at a few rounds of showers and some storms middle of next week. Tuesday will be the warmest with winds gusting us up near 80° before some evening rain.10 tornadoes confirmed from Friday — so far
DES MOINES, Iowa — The severe threat continues Sunday, but not to the extent of previous days. Southern Iowa will be under a Level 2 slight risk of severe storms during the afternoon hours. Wind and hail are the primary threats.
Watches and Warnings | Interactive Radar
The risk is lower because fewer of the ingredients for severe storms will overlap in the same place.
Another low-pressure center will travel up into northwest Iowa during the day. Low-level winds up that direction could be favorable for spin-up tornadoes, but there won't be much energy for storms, and the upper-level winds won't be very strong – something needed to sustain storms.
Southeast Iowa will have more favorable winds up through the atmosphere for severe storms, but lots of clouds, which will limit storm potential.
All in all, a few more storms are likely Sunday afternoon. A few could be severe, but the overall picture is less menacing than previous days.
Monday will be dry, then we're looking at a few rounds of showers and some storms middle of next week. Tuesday will be the warmest with winds gusting us up near 80° before some evening rain.
10 tornadoes confirmed from Friday — so far