Drought in Texas, April 1 to 30, 2001

DEEP SOUTH TEXAS FORECAST DISCUSSION...COR TO TEXT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
820 PM CST SAT MAR 31 2001

MSAS SURFACE ANALYSIS INDICATES WEAK COLD FRONT DRAPED ACROSS
NORTHERN PORTIONS OF SOUTH TEXAS...ROUGHLY ALONG A LINE FROM LUFKIN
TO AUSTIN TO DEL RIO. NOT MUCH OF A CHANGE IN TEMPERATURES IS
EXPECTED WITH THIS FRONT AS NORTH WINDS BRING DRIER AND SLIGHTLY
COOLER AIR INTO NORTH TEXAS. ACROSS DEEP SOUTH TEXAS THIS EVENING
SKIES WERE CLEAR WITH EAST WINDS 10 TO 15 MPH. WATER VAPOR SATELLITE
IMAGES AS WELL AS RUC/MESO-ETA MODELS INDICATE VORT MAX MOVING
THROUGH SOUTH TEXAS ALONG THE NORTHWEST FLOW ALOFT. THESE MODELS ARE
ALSO INDICATING ISOLATED PRECIP DEVELOPING WITH THIS FEATURE TONIGHT
ACROSS RIO GRANDE PLAINS TOWARDS COASTAL BEND. BRO/DRT/CRP SOUNDINGS
NOT SUPPORTIVE OF CONVECTION AND 1000-500MB RH VALUES IN THE 30S
ACROSS THE VALLEY. RADAR THIS EVENING HAS ONLY INDICATED ISOLATED
SHOWERS OVER NORTHEAST MEXICO DEVELOPING NEAR OROGRAPHIC FEATURES.
OTHERWISE...CAPPED ENVIRONMENT FROM WARM AND DRY SOUTHWEST 850MB
WINDS TO KEEP CONVECTION FROM DEVELOPING ALONG THE FRONT. SURFACE
RIDGE OVER NORTHWEST GULF OF MEXICO EXTENDING INTO MISSISSIPI SHOULD
SHIFT EAST AS VORT MAX BRINGS THE FRONTAL BOUNDARY INTO NORTHERN
PORTIONS OF CWA BEFORE DISSIPATING. BELIEVE WINDS WILL BRIEFLY SHIFT
TO NORTHEAST OVERNIGHT OVER EXTREME NORTHERN CWA. LIGHT EAST WINDS
WITH TEMP 3 DEG FROM DEWPOINT AT KBRO INDICATE PATCHES OF LIGHT FOG
TO DEVELOP AFTER MIDNIGHT. NO CHANGES TO CURRENT FORECAST EXPECTED.
MARINE...CURRENT BUOY OBS REFLECT 4 FOOT WAVES OFFSHORE WITH EAST
NORTHEAST WINDS AROUND 15 KTS. NO SIGNIFICANT CH$ANGES EXPECTED.

PUBLIC-SYNOPTIC...CASTILLO/AVIATION-MARINE-MESO...PHILO

INTERNET ADDRESS...HTTP://WWW.SRH.NOAA.GOV/BRO

.BRO...NONE.