Omaha, Nebraska
Regional Weather Alerts
| Alert: | Flood Watch |
| Area(s): | Pottawattamie; Mills; Montgomery; Fremont; Page; Butler; Saunders; Douglas; Sarpy; Seward; Lancaster; Cass; Otoe; Saline; Jefferson; Gage; Johnson; Nemaha; Pawnee; Richardson |
| Effective: | 2026-05-16 @ 8:43 pm -> 2026-05-17 @ 5:00 am |
| Onset: | 2026-05-16 @ 8:43 pm -> 2026-05-17 @ 5:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Omaha/Valley NE on 2026-05-16 @ 8:43 pm |
| Headline: | Flood Watch issued May 16 at 8:43PM CDT until May 17 at 5:00AM CDT by NWS Omaha/Valley NE |
| Description: |
* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of southwest Iowa, including the following counties, Fremont, Mills, Montgomery, Page and Pottawattamie and Nebraska, including the following counties, Butler, Cass, Douglas, Gage, Jefferson, Johnson, Lancaster, Nemaha, Otoe, Pawnee, Richardson, Saline, Sarpy, Saunders and Seward. * WHEN...Until 5 AM CDT Sunday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Ongoing storm activity will combine with incoming storms from the west, with increasing flood chances through the overnight hours. Short-term models indicate that 3-5 inches will be possible, with rain rates of 1-2 inches or more in one hour already observed. - http://www.weather.gov/safety/flood |
| Alert: | Tornado Watch |
| Area(s): | Appanoose, IA; Decatur, IA; Ringgold, IA; Taylor, IA; Wayne, IA |
| Effective: | 2026-05-16 @ 8:17 pm -> 2026-05-16 @ 11:00 pm |
| Onset: | 2026-05-16 @ 8:17 pm -> 2026-05-16 @ 11:00 pm |
| Severity: | Extreme |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Des Moines IA on 2026-05-16 @ 8:17 pm |
| Headline: | Tornado Watch issued May 16 at 8:17PM CDT until May 16 at 11:00PM CDT by NWS Des Moines IA |
| Description: |
TORNADO WATCH 210 REMAINS VALID UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 5 COUNTIES IN SOUTH CENTRAL IOWA APPANOOSE DECATUR RINGGOLD WAYNE IN SOUTHWEST IOWA TAYLOR THIS INCLUDES THE CITIES OF ALLERTON, BEDFORD, CENTERVILLE, CORYDON, HUMESTON, LAMONI, LENOX, LEON, MOUNT AYR, NEW MARKET, AND SEYMOUR. * PRIMARY THREATS INCLUDE... A FEW TORNADOES LIKELY WITH A COUPLE INTENSE TORNADOES POSSIBLE. SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5 INCHES IN DIAMETER LIKELY. SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY. |
| Alert: | Flash Flood Warning |
| Area(s): | Montgomery, IA |
| Effective: | 2026-05-16 @ 6:49 pm -> 2026-05-16 @ 10:00 pm |
| Onset: | 2026-05-16 @ 6:49 pm -> 2026-05-16 @ 10:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Immediate |
| Issued By: | NWS Omaha/Valley NE on 2026-05-16 @ 6:49 pm |
| Headline: | Flash Flood Warning issued May 16 at 6:49PM CDT until May 16 at 10:00PM CDT by NWS Omaha/Valley NE |
| Description: |
FFWOAX The National Weather Service in Omaha/Valley has issued a * Flash Flood Warning for... Southeastern Montgomery County in southwestern Iowa... * Until 1000 PM CDT. * At 649 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Villisca, Stanton, Viking Lake State Park and Hacklebarney Woods County Park. |
| Alert: | Tornado Watch |
| Area(s): | Fremont, IA; Mills, IA; Montgomery, IA; Page, IA |
| Effective: | 2026-05-16 @ 5:08 pm -> 2026-05-16 @ 11:00 pm |
| Onset: | 2026-05-16 @ 5:08 pm -> 2026-05-16 @ 11:00 pm |
| Severity: | Extreme |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Omaha/Valley NE on 2026-05-16 @ 5:08 pm |
| Headline: | Tornado Watch issued May 16 at 5:08PM CDT until May 16 at 11:00PM CDT by NWS Omaha/Valley NE |
| Description: |
TORNADO WATCH 210 REMAINS VALID UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 4 COUNTIES IN SOUTHWEST IOWA FREMONT MILLS MONTGOMERY PAGE THIS INCLUDES THE CITIES OF CLARINDA, FARRAGUT, GLENWOOD, HAMBURG, RED OAK, SHENANDOAH, SIDNEY, AND TABOR. |
| Alert: | Severe Thunderstorm Watch |
| Area(s): | Pottawattamie, IA; Boone, NE; Butler, NE; Cass, NE; Colfax, NE; Dodge, NE; Douglas, NE; Gage, NE; Jefferson, NE; Johnson, NE; Lancaster, NE; Nemaha, NE; Otoe, NE; Pawnee, NE; Platte, NE; Richardson, NE; Saline, NE; Sarpy, NE; Saunders, NE; Seward, NE; Washington, NE |
| Effective: | 2026-05-16 @ 5:08 pm -> 2026-05-17 @ 1:00 am |
| Onset: | 2026-05-16 @ 5:10 pm -> 2026-05-17 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Omaha/Valley NE on 2026-05-16 @ 5:08 pm |
| Headline: | Severe Thunderstorm Watch issued May 16 at 5:08PM CDT until May 17 at 1:00AM CDT by NWS Omaha/Valley NE |
| Description: |
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 211 IN EFFECT UNTIL 1 AM CDT SUNDAY FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 1 COUNTY IN SOUTHWEST IOWA POTTAWATTAMIE IN NEBRASKA THIS WATCH INCLUDES 20 COUNTIES IN EAST CENTRAL NEBRASKA BUTLER DODGE DOUGLAS SARPY SAUNDERS WASHINGTON IN NORTHEAST NEBRASKA BOONE COLFAX PLATTE IN SOUTHEAST NEBRASKA CASS GAGE JEFFERSON JOHNSON LANCASTER NEMAHA OTOE PAWNEE RICHARDSON SALINE SEWARD THIS INCLUDES THE CITIES OF ALBION, ASHLAND, AUBURN, BEATRICE, BELLEVUE, BLAIR, COLUMBUS, COUNCIL BLUFFS, CRETE, DAVID CITY, FAIRBURY, FALLS CITY, FREMONT, LA VISTA, LINCOLN, MILFORD, NEBRASKA CITY, OMAHA, PAPILLION, PAWNEE CITY, PLATTSMOUTH, SCHUYLER, SEWARD, ST. EDWARD, STERLING, TABLE ROCK, TECUMSEH, WAHOO, WILBER, AND YUTAN. |