Severe

Significant threat to life or property

Alaska Winter Storm Watch | Effective 04/20/2026 15:11

* WHAT...Blizzard conditions possible. Total snow accumulations between 1 and 3 inches possible. Winds could gust as high as 45 mph. * WHERE...Baldwin Peninsula, Lower Kobuk Valley, and Northern Seward Peninsula. * WHEN...From Wednesday morning through Thursday evening. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. Prepare for possible blizzard conditions. Continue to monitor the latest forecasts for updates on this situation.

Alaska Winter Storm Watch | Effective 04/20/2026 15:11

* WHAT...For the Winter Weather Advisory, blowing snow. Winds gusting as high as 40 mph. For the Winter Storm Watch, blizzard conditions possible. Total snow accumulations between 1 and 3 inches possible. Winds could gust as high as 50 mph. * WHERE...Bering Strait Coast and Diomede. * WHEN...For the Winter Weather Advisory, until 4 AM AKDT Tuesday. For the Winter Storm Watch, from late Tuesday night through Thursday evening. * IMPACTS...For the Winter Weather Advisory, travel could be

Alaska Winter Storm Watch | Effective 04/20/2026 15:11

* WHAT...Blizzard conditions possible. Total snow accumulations between 3 and 5 inches possible. Winds could gust as high as 50 mph. * WHERE...Eastern Norton Sound and Nulato Hills, Interior Seward Peninsula, and Southern Seward Peninsula Coast. * WHEN...From late Tuesday night through Thursday evening. * IMPACTS...Travel could be very difficult. Areas of blowing snow could significantly reduce visibility. Prepare for possible blizzard conditions. Continue to monitor the latest forecasts for updates on this situation.

Texas Flash Flood Warning | Effective 04/20/2026 15:15

At 515 PM CDT, Doppler radar and automated rain gauges indicated heavy rain across the northeast part of Bexar County including the San Antonio International Airport and points to the northeast of there. Between 2 and 4 inches of rain have fallen over the northeast of Bexar County for the past three hours. Additional rainfall amounts of 1 to 2 inches are possible within the hour. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Heavy rain producing flash flooding.

Florida Severe Thunderstorm Warning | Effective 04/20/2026 14:56

SVRMFL The National Weather Service in Miami has issued a * Severe Thunderstorm Warning for... Southern Mainland Monroe County in southwestern Florida... Miami-Dade County in southeastern Florida... * Until 630 PM EDT. * At 556 PM EDT, a severe thunderstorm was located near Mahogany Hammock, or 12 miles north of Flamingo, moving southeast at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.

Wisconsin Flood Warning | Effective 04/20/2026 14:24

...The Flood Warning continues for the following rivers in Wisconsin... Crawfish River At Milford affecting Jefferson County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Crawfish River at Milford. * WHEN...Until further notice. * IMPACTS...At 8.0 feet, There is widespread flooding of agricultural land and lowland. There is widespread flooding in Riverbend Campground, about 5 miles upstream of Milford. * ADDITIONAL DETAILS... - At 4:00 PM CDT Monday the stage was 8.2 feet.

California High Wind Warning | Effective 04/20/2026 14:25

* WHAT...South winds 25 to 40 mph with gusts up to 60 mph are expected. * WHERE...The Shasta Valley in Central Siskiyou County. This includes the portion of Interstate 5 from Weed to Hilt, including the cities of Yreka, Grenada, and Montague. * WHEN...Until 6 PM PDT this evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. People are urged to secure loose objects that could be blown around

Wisconsin Flood Warning | Effective 04/20/2026 14:36

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Fox River At Princeton affecting Green Lake County. Fox River Near Berlin affecting Green Lake County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. This approaches the flood of record. * WHERE...Fox River Lower at Waukesha. * WHEN...Until tomorrow evening.

Wisconsin Flood Warning | Effective 04/20/2026 14:36

...The Flood Warning continues for the following rivers in Wisconsin...Illinois... Fox River At Princeton affecting Green Lake County. Fox River Near Berlin affecting Green Lake County. Fox River Lower At Waukesha affecting Waukesha County. Fox River Lower Near New Munster affecting Lake and Kenosha Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River at Princeton. * WHEN...Until early Thursday afternoon. * IMPACTS...At 9.5 feet, Floodwaters are in the back yards of some
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