Damaging coastal storm to affect northeastern U.S. Additional severe weather could occur on Wednesday along and near the northwest Gulf Coast. Supercell thunderstorms with large hail and tornadoes will be possible Tuesday afternoon before the storms organize into a squall line packing high winds. The second-day outlook for Tuesday included an enhanced risk across the Southern and Central Plains. SPC placed parts of the Carolinas and mid-Atlantic under a slight risk of severe weather for Monday, mainly for a threat of non-tornadic high winds. More storminess was lurking on the horizon, though. Louis office has assigned preliminary ratings of EF3 to the Fredericktown tornado and EF2 to the St. No deaths or major injuries had been reported from Sunday’s tornadoes as of early Monday. Storm survey teams were continuing to evaluate damage on Monday. Just unbelievable /WXxwpznLkB- Ala Errebhi October 25, 2021 As the storm ripped through the area, an unusually strong tornado debris signature was detected on radar.ĭamage from last night's tornado in Fredericktown. Mary, Missouri, and Chester, Illinois, separated by fewer than 10 miles on either side of the Mississippi. The storm mangled parts of the small towns of St. One powerful storm dropped at least one tornado (possibly two) around 8:30 p.m. After filtering out duplicates, the NOAA/National Weather Service Storm Prediction Center listed 15 tornado reports from Sunday, including 10 from Missouri, four from Illinois, and one from Kansas. It’s a particularly striking example of the exacerbation of precipitation extremes that a warming climate is likely to continue producing in an area naturally prone to weather whiplash, as documented by Daniel Swain and coauthors in a 2018 paper in Nature Climate Change, “ Increasing precipitation volatility in twenty-first century California.” Autumn severe weather rakes the central United StatesĪ “second season” tornado outbreak pummeled Missouri and southwest Illinois on Sunday afternoon and evening, thrashing several towns near the Mississippi River. The record-setting rains in Sacramento arrived just a few days after the end of the city’s longest dry spell on record (212 days without measurable rain, from March 20 to October 16). Blue canyon off I-80 saw 10.4 inches! #CAwx #CArain #AtmosphericRiver /kp9Unv6ImU- NWS Sacramento October 25, 2021 Several locations set their all time 24hr rainfall total between 1:00 AM PDT and 1:00 AM PDT. (The downtown Sacramento record discussed in the tweet below, which is also their all-time calendar day record, is not their all-time 24-hour rainfall record as noted by weather historian Christopher Burt, downtown Sacramento received 7.24″ in a 22-hour period straddling April 20-21, 1880.) The nearby Sacramento Executive Airport totaled 5.41” from early Sunday to early Monday that’s more than 80% of its entire water year total for 2020-21 (6.61”) in just a single 24-hour period. – At the downtown station in Sacramento, Sunday was the wettest calendar day of any month in 165 years of recordkeeping, with 5.44” breaking the old record of 5.28” set on April 20, 1880. – At the downtown station in San Francisco, Sunday was the wettest calendar day for any October by far – and the fourth wettest day for any month – in nearly 173 years of recordkeeping. Totals of 4-10” were reported at many Bay Area locations from San Francisco northward and eastward, extending well into the Central Valley and Sierra Nevada. Good for submarine training /mlR4C1HkjC- Dr Burt, D.C., MUAC October 25, 2021 Current situation after a heavy rain in #Oakland #California #flooding
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