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Weekly Weather Briefing 07/28/2011 www.srh.noaa.gov/shv/briefing. Keith Stellman Warning Coordination Meteorologist. National Weather Service Shreveport, Louisiana. 100 + Days in July !!. Tyler. Longview Had 19 in a row. Shreveport.
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Weekly Weather Briefing07/28/2011www.srh.noaa.gov/shv/briefing Keith Stellman Warning Coordination Meteorologist National Weather Service Shreveport, Louisiana
100 + Days in July !! Tyler Longview Had 19 in a row Shreveport • **Tyler set an all-time record for consecutive days of 100+ • with current streak of 30. Old record was 20 set in 1998. Records since 1896 • SHV 4” Soil Temp = 91 **Current average monthly temperature in Tyler = 90.9. This is 1.2 degrees warmer than the warmest month on record.
Overview Today + Friday Best chances for rain May keep temperatures down a bit Don approaching Texas Coast Weekend Temperatures slightly cooler due to rain cloud cover on Saturday. Best chances of rain on Saturday Warms up Sunday Monday through Wednesday Upper level high pressure ridge will shift from east coast to Central US by Monday Warms back up. Weak disturbance forecast to move in on Monday…possibly increasing rain chances. National Weather Service Shreveport, Louisiana
Currently H L Don
Today • Upper level ridge over Eastern US. • Allowing for disturbances to rotate northwestward H
Friday • Ridge remains east • Storms allowed to develop on western edge H
Sunday + • Upper ridge transitions back over central US • Becomes hot again - More Isolated storms • Weak boundary moves in Monday…best chances. H
Forecast Precip Next 5 Days • Best chances south and east • Highest chances Thur-Sat 1”- 1.50”
Tropics T.S. Don Tropical Waves
Ongoing Drought • Much of Northwest and North-central Louisiana remains under D3-D4 drought conditions. • Improvements in South LA
Ongoing Drought • Much of east Texas along/south of I-20 under D3-D4 drought conditions. • D4 added in Smith/ Cherokee.
Ongoing Drought • Much of Southern Arkansas under D1-D2 drought conditions. • Stripe of D3 along the LA/AR line
NEXT CONFERENCE CALL: Thursday Aug 4, 2011 10 AM www.srh.noaa.gov/shv/briefing National Weather Service Shreveport, Louisiana