Severe

Significant threat to life or property

Texas Severe Flood Watch | Effective 10/01/2026 23:33

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of south central Texas, including the following counties, Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet, Caldwell, Comal, De Witt, Dimmit, Fayette, Frio, Gillespie, Gonzales, Guadalupe, Hays, Karnes, Kendall, Kerr, Lavaca, Lee, Llano, Medina, Travis, Uvalde, Williamson, Wilson and Zavala. * WHEN...Through 7pm this evening. * IMPACTS...There is a potential for life threatening flooding

Texas Severe Flood Watch | Effective 10/01/2026 23:36

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of south Texas, including the following areas, Bee, Duval, Goliad, Inland Kleberg, Inland Nueces, Inland San Patricio, Jim Wells, La Salle, Live Oak, McMullen, Victoria and Webb. * WHEN...Through this 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. * ADDITIONAL DETAILS...

Iowa Severe Flood Warning | Effective 10/01/2026 23:36

...The Flood Warning is extended for the following rivers in Iowa... Nishnabotna River Above Hamburg affecting Fremont County. .This update reflect a slight increase in the forecasted river stage. * WHAT...Minor flooding is forecast. * WHERE...Nishnabotna River above Hamburg. * WHEN...From early this morning to Saturday evening. * IMPACTS...At 25.0 feet, More extensive lowland flooding begins as the parking lot near the gauge begins to experience flooding. In addition, some local farm levees may be overtopped with flood waters.

Alaska Severe Flood Warning | Effective 10/01/2026 22:30

The second release from Suicide Basin is ongoing. Based on an observed earlier start time of water draining from the basin, the crest time for the Mendenhall Lake and River has been adjusted to early Friday morning. Minor to moderate flooding continues to be expected near Mendenhall Lake and River Thursday night into Friday morning. * WHAT...Flooding caused by a glacier-dammed lake outburst continues. * WHERE...The Mendenhall Lake And River near the Mendenhall Glacier

Wisconsin Severe Freeze Warning | Effective 10/01/2026 22:19

* WHAT...For the Frost Advisory, temperatures as low as 32 will result in frost formation. For the Freeze Warning, sub-freezing temperatures as low as 28 expected. * WHERE...Iron County. * WHEN...For the Frost Advisory, until 9 AM CDT Friday morning. For the Freeze Warning, from 9 PM Friday evening to 7 AM CDT Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

Iowa Severe Flood Warning | Effective 10/01/2026 22:22

...The National Weather Service in Des Moines has issued a Flood Warning for the following rivers in Iowa... Ioway Creek at Ames Lincoln Way affecting Story County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Ioway Creek at Ames Lincoln Way, or from the Story-Boone County line to the South Skunk River. * WHEN...This morning. * IMPACTS...At 10.4 feet, Water affects lowlands around S 4th St. * ADDITIONAL DETAILS... - At 12:00 AM CDT Friday the stage was 10.5 feet and is nearing its crest.

Oklahoma, Texas Severe Flood Watch | Effective 10/01/2026 22:02

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southeast Oklahoma, including the following county, McCurtain and northeast Texas, including the following counties, Camp, Franklin, Morris, Red River, Smith, Titus, Upshur and Wood. * WHEN...Through Friday 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. * ADDITIONAL DETAILS...

Texas Severe Flash Flood Warning | Effective 10/01/2026 22:04

FFWBRO The National Weather Service in Brownsville has extended the * Flash Flood Warning for... South Central Starr County in deep south Texas... * Until 100 AM CDT. * At 1204 AM CDT, Doppler radar indicated heavy rain across the warned area. Between 4 and 8 inches of rain have fallen. Additional rainfall amounts up to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by heavy rain. SOURCE...Radar indicated.

Guam, Northern Mariana Islands Severe Flood Watch | Effective 10/01/2026 22:05

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Guam, Rota, Saipan and Tinian. * WHEN...Through late Sunday night. * 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. * ADDITIONAL DETAILS... - Moist monsoon inflow into Tropical Storm Choi-wan (26W) will continue to create locally heavy showers, scattered for Guam and
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