National Weather Service United States Department of Commerce

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

 

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May 2009

  • Tulsa ranked as the 29th coolest and 37th wettest May on record.
  • Tulsa ranked as the 48th coolest (59.8 deg F) and 22nd wettest (16.16") Spring on record.
  • Fort Smith ranked as the 43rd coolest and 10th wettest May on record.
  • Fort Smith ranked as the 59th coolest (61.0 deg F) and 21st wettest (17.33") Spring on record.
  • Tulsa set a daily rainfall record on May 1 with 3.01" (previous record was 2.10" in 1944).
  • May 1st: Pryor mesonet station had a record daily rainfall amount of 7.70" (over 5" came within 1 hour). The daily maximum rainfall record for Pryor had been 6.05" from May 10, 1943...and the record for the mesonet station had been 5.92" on May 5, 1998.
  • Tulsa recorded a record number of consecutive days with a trace or more of rainfall. The new record is 22 consecutive days; the old record was 13 consecutive days, which occurred in May 1935 and April 1957.
  • There were 16 river flood events this month.
  • The Neosho River near Commerce reached minor flood stage twice in June.
  • According to the Oklahoma Mesonet, southeast OK had the 9th wettest Spring on record and the 7th wettest April-May period.
  • ENSO neutral conditions are ongoing, but the Climate Prediction Center issued a El Nino watch (conditions favorable for development in the next few months).