981  
FNUS71 KLWX 010920  
FWSLWX  
 
SPOT FORECAST FOR ELKHORN RX...USFS  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
520 AM EDT WED APR 1 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON APRIL 01.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
A FRONTAL SYSTEM SLOWLY APPROACHING FROM THE GREAT LAKES AND  
NORTHEAST WILL DROP INTO THE AREA TONIGHT. NEAR RECORD WARM  
TEMPERATURES ARE EXPECTED AHEAD OF THE FRONT. EVEN THOUGH DEW  
POINTS WILL ALSO BE RISING, THE LARGE SPREAD WITH THE TEMPERATURES  
WILL RESULT IN AFTERNOON MINIMUM RH AROUND 50. WINDS WILL BE WEST  
TO SOUTHWEST BUT NOT QUITE AS GUSTY AS RECENT DAYS. SHIFTS TO THE  
SOUTHEAST ARE ANTICIPATED TONIGHT AS THE FRONT DROPS SOUTH.  
 
THE FRONT WILL STALL NEARBY OR OVERHEAD THROUGH THURSDAY,  
INCREASING THE POTENTIAL FOR SHOWERS AND THUNDERSTORMS. THERE WILL  
ALSO BE A LARGE CONTRAST IN TEMPERATURES FROM NORTHEAST TO  
SOUTHWEST ACROSS THE AREA ON THURSDAY. WINDS SHOULD BE LIGHT BUT  
WITH VARIABLE DIRECTIONS GIVEN THE FRONT NEARBY. RH WILL ALSO BE  
NOTABLY HIGHER GIVEN ONSHORE FLOW.  
   
TODAY  
 
SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). NUMEROUS RAIN  
SHOWERS AND SCATTERED THUNDERSTORMS IN THE  
AFTERNOON.  
CWR.................10 PERCENT INCREASING TO 60 PERCENT.  
CHANCE OF THUNDER...41 PERCENT.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........50 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 8 MPH. GUSTS UP TO 21 MPH.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MIXING HEIGHT.......5100 FT AGL.  
TRANSPORT WINDS.....WEST 14 TO 23 MPH.  
SMOKE DISPERSAL.....POOR (7500 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (84700 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (EDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........52 53 54 49 59 56 60 48 76 70 73 68  
WEATHER COV..... ISO NUM SCT NUM SCT  
WEATHER TYPE.... RW RW RW RW RW  
TSTM COV........ ISO SCT SCT SCT SCT  
CWR.............0 0 0 0 0 0 10 20 60 50 60 50  
CHC OF THDR (%).0 0 0 0 0 0 10 20 40 40 40 40  
TEMP............59 59 58 62 67 72 74 75 76 77 76 75  
RH..............83 83 90 84 70 61 59 54 52 50 54 55  
20 FT WIND DIR..W W W W W W W W SW SW SW SW  
20 FT WIND SPD..8 7 6 6 7 8 8 7 7 7 7 7  
20 FT WIND GUST.20 18 17 18 20 21 21 20 18 18 18 17  
MIX HGT (KFT)...0.6 0.6 0.6 1.6 3.3 4.2 4.7 4.7 5.1 4.5 3.6 3.4  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.15 15 14 18 23 22 21 18 18 20 18 17  
VRATE KT-FT/1K..8 8 8 26 66 79 85 75 81 76 58 51  
VENTRATE CAT....PR PR PR PR GD GD GD GD GD GD FR FR  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). SCATTERED  
SHOWERS AND THUNDERSTORMS IN THE EVENING.  
PATCHY FOG OVERNIGHT.  
CWR.................50 PERCENT DECREASING TO 10 PERCENT.  
CHANCE OF THUNDER...39 PERCENT.  
MIN TEMPERATURE.....AROUND 57.  
MAX HUMIDITY........96 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....WEST 8 TO 16 MPH.  
SMOKE DISPERSAL.....GOOD (37100 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (2300 KNOT-FT) LATE IN THE  
NIGHT.  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........69 57 52 49 47 31  
WEATHER COV.....SCTTRD SCTTRD SCTTRD PATCHY PATCHY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE FOG FOG  
TSTM COV........SCTTRD ISOLTD ISOLTD  
CWR.............50 40 30 10 0 0  
CHC OF THDR (%).40 20 20 10 0 0  
TEMP............74 68 65 62 60 60  
RH..............59 70 78 84 87 90  
20 FT WIND......SW 6 SW 3 SW 2 W 2 W 2 W 1  
20 FT WIND GUST.16 14 12 10 8 7  
MIX HGT (FT)....2600 600 400 400 400 300  
TRANSPORT WIND..SW 16 SW 12 W 12 W 12 W 12 W 9  
VRATE KT-FT/1K..37 6 4 4 4 3  
VENTRATE CAT....POOR POOR POOR POOR POOR POOR  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). PATCHY FOG EARLY  
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
CWR.................0 PERCENT INCREASING TO 50 PERCENT.  
CHANCE OF THUNDER...26 PERCENT.  
MAX TEMPERATURE.....AROUND 78.  
MIN HUMIDITY........56 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH WITH  
GUSTS TO AROUND 20 MPH LATE IN THE MORNING.  
GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS.  
MIXING HEIGHT.......5400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 6 TO 13 MPH SHIFTING TO THE SOUTH 14  
TO 18 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (1800 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO EXCELLENT (75300 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%).........28 35 46 69  
WEATHER COV.....PATCHY S CHC S CHC CHANCE  
WEATHER TYPE....FOG RN/FG RNSHWR RNSHWR  
TSTM COV........ S CHC CHANCE  
CWR.............0 20 20 50  
CHC OF THDR (%).0 10 20 30  
TEMP............59 61 74 77  
RH..............90 93 66 56  
20 FT WIND......W 1G6 SW 2G9 S 6G15 S 8G18  
MIX HGT (FT)....400 1200 3200 5400  
TRANSPORT WIND..W 6 W 12 SW 12 S 16  
VRATE KT-FT/1K..2 12 32 75  
VENTRATE CAT....POOR POOR POOR GOOD  
 
 
FORECASTER...HOFMANN  
REQUESTED BY...AARON STROBEL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2608775.0/LWX  
.DELDT 04/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL AARON.P.STROBEL@USDA.GOV,COLTEN.MOOR@USDA.GOV,JAMES.COLLETT@USDA.GOV  
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