Algona, IA Alertes météo
Flood Watch issued May 20 at 1:50PM CDT until May 21 at 7:00PM CDT by NWS Des Moines IA * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of central and northern Iowa. * WHEN...From 1 AM CDT Tuesday through Tuesday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. For the latest river and stream observations and forecasts refer to weather.gov/desmoines/water.
National Weather Service
Severe Thunderstorm Watch issued May 20 at 6:45PM CDT until May 21 at 12:00AM CDT by NWS Des Moines IA THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 272 IN EFFECT UNTIL MIDNIGHT CDT TONIGHT FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 12 COUNTIES IN NORTH CENTRAL IOWA CERRO GORDO HANCOCK HUMBOLDT KOSSUTH WINNEBAGO WORTH WRIGHT IN NORTHWEST IOWA EMMET PALO ALTO POCAHONTAS IN WEST CENTRAL IOWA CRAWFORD SAC THIS INCLUDES THE CITIES OF ALGONA, BELMOND, BRITT, CLARION, CLEAR LAKE, DENISON, EAGLE GROVE, EARLY, EMMETSBURG, ESTHERVILLE, FONDA, FOREST CITY, GARNER, GILMORE CITY, HUMBOLDT, KANAWHA, LAKE MILLS, LAKE VIEW, LAURENS, MANLY, MASON CITY, NORTHWOOD, ODEBOLT, POCAHONTAS, ROLFE, SAC CITY, SCHALLER, AND WALL LAKE. * PRIMARY THREATS INCLUDE... SCATTERED DAMAGING WIND GUSTS TO 60 MPH POSSIBLE. SCATTERED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 10% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : <02% PROB OF 10 OR MORE SEVERE WIND EVENTS : 40% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : <05% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 50% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 20% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 70% MEAN STORM MOTION /MPH/ : E 25
National Weather Service
Special Weather Statement issued May 20 at 7:09PM CDT by NWS Des Moines IA ..FUNNEL CLOUDS OR BRIEF TORNADOES ARE POSSIBLE THIS EVENING... WHAT...Scattered thunderstorms developing along a boundary in northern Iowa may produce funnel clouds or a brief landspout tornado this evening. If a brief tornado occurs, take shelter immediately. WHERE...Far Northern Iowa WHEN...Through 9 pm this evening IMPACTS...Minor damage to outdoor objects is possible. PREPAREDNESS AND PRECAUTIONARY ACTIONS...If a funnel cloud is spotted, report it to the National Weather Service. If a tornado warning becomes necessary, take appropriate action.
National Weather Service
