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10/30/2024
WT Staff
 Got water questions? Give us a call at 877-52-WATER (877-529-2837), or email us at info@wtla.us
October 30, 2024 922 am CDT
NWS watching a disturbance in the southwest Caribbean
Streamflow Situation from the network of USGS streamflow gauges in Louisiana
Partly sunny with a slight chance of thunderstorms developing tonight for New Orleans and southeast Louisiana. A chance of showers and thunderstorms is more likely tomorrow. National Hurricane Center continues to monitor a disturbance in the southwest Caribbean, given a 40% chance to develop into a low pressure system. With this system developing, we could see the next named storm of the season, Patty. See the Tropical Weather Statement below.
Current streamflows run a mix of normal and below normal statewide with a half a dozen stations reporting below the 10th percentile. In the northwest, Region 1 remains below normal through Bossier Parish, the rated area extends all the way down the west side through Region 4 watershed to northwest Cameron Parish. Region 3 persists with extreme drought along the Bayou Macon - Tensas River valley. Severe drought continues to apply eastward to Mississippi River. To the west of the extreme drought area in Region 3, West Carroll and east Morehouse, Richland and Franklin Parishes remain unrated. Moderate drought picks up at west Morehouse and Union Parish, moderate drought continues down through Ouachita, Jackson, Winn, La Salle and north and the south of Catahoula Parish, the central area of Catahoula is unrated. Region 3 Concordia Parish is rated moderate drought today. Regions 5 and 7 are still rated below normal through Acadia and Evangeline Parishes, extending to St Marys Parish on the coast. Tangipahoa Parish has gone to moderate drought overight, in the far east side of the state in Region 7, the east side of Washington and St Tammany Parish remain below normal, that's the Pearl River channel.
As of this report, there are no high flows or active floods, no first percentile extreme low flows.
Tropical Weather Outlook issued by NWS National Hurricane Center Miami FL at 800 AM EDT Wed Oct 30 2024
For the North Atlantic...Caribbean Sea and the Gulf of Mexico:
1. Southwestern Caribbean Sea:
A broad area of low pressure is likely to develop over the
southwestern Caribbean Sea in a couple of days. Gradual development
is possible thereafter, and a tropical depression could form over
the weekend or early next week while the system drifts generally
northward over the central or western Caribbean Sea.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...medium...40 percent.
Forecaster Beven
WT HAB Tracker from the satellite monitoring program of National Centers for Coastal Ocean Science (NCCOS)
The latest image of Louisiana southeast water bodies is dated Oct 29, this one is mostly clear, captured at a surface wind speed, 3.3 mph. This image shows lakewide HABs in Lake Verret, Lake Palourde, south in the water around Avoca Island, Lac des Allemands, Bayou Fortier, Lake Boeuf and Black Bay, all HABs appear at the concentration 600 to 700 thousand cells per ml. Lakes Pontchartrain and Maurepas appear clear of HABs. See the latest satellite image of southeast LA water bodies, here.
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