964
FNUS71 KLWX 291411
FWSLWX
SPOT FORECAST FOR REHEARSAL...NPS
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1011 AM EDT WED APR 29 2026
FORECAST IS BASED ON FORECAST START TIME OF 1526 EDT ON APRIL 29.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
RAIN SHOWERS WILL INCREASE THROUGH THE AFTERNOON AS A WARM FRONT
TRACKS ACROSS THE AREA. SOME THUNDERSTORMS, A FEW OF WHICH MAY BE
SEVERE, PUSH THROUGH THE REGION THIS EVENING ALONG A COLD FRONT.
THE PRIMARY THREAT FOR SEVERE WEATHER TODAY IS DAMAGING WINDS, BUT
AN ISOLATED TORNADO CAN NOT BE RULED OUT EITHER. HOWEVER, WE
WILL NEED TO SEE SOME DECENT CLEARING OF THESE LOW-LEVEL CLOUDS
FOR THAT TO BE POSSIBLE.
REST OF TODAY
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SHOWERS EXPECTED,
BEGINNING BY LATE MORNING, WITH THE CHANCE OF
A THUNDERSTORM LATER IN THE AFTERNOON.
CHANCE OF PCPN......100 PERCENT.
CHANCE OF THUNDER...30 PERCENT.
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........80 PERCENT.
SURFACE WINDS (MPH).SOUTH WINDS 8 TO 11 MPH, WITH GUSTS TO 18 MPH.
STRONGER GUSTS POSSIBLE IN THUNDERSTORMS.
TIME (EDT) 3PM 4PM 5PM
SKY (%).........95 92 90
WEATHER COV.....DEF DEF DEF
WEATHER TYPE....RW RW RW
TSTM COV........SCH SCH CHC
CHC OF PCPN (%).80 90 100
CHC OF THDR (%).20 20 30
TEMP............63 63 61
RH..............80 90 95
SURFACE WND DIR.S S S
SURFACE WND SPD.9 10 10
SURFACE WND GST.17 17 17
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING
MOSTLY CLEAR (20-30 PERCENT) AFTER 9 PM.
SHOWERS AND CHANCE OF THUNDERSTORMS THIS
EVENING. A FEW STORMS MAY BE SEVERE.
CHANCE OF PCPN......100 PERCENT.
CHANCE OF THUNDER...40 PERCENT.
MIN TEMPERATURE.....AROUND 46.
MAX HUMIDITY........100 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST WINDS 10 TO 12 MPH, WITH GUSTS UP
TO 18 MPH. STRONGER GUSTS IN THUNDERSTORMS.
WINDS THEN SHIFT FROM THE NORTHWEST 15 TO 18
MPH LATE IN THE EVENING, GUSTING TO 25 MPH
OVERNIGHT.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........87 85 82 59 36 13 33 23 19 30 31 21
WEATHER COV.....DEF DEF CHC
WEATHER TYPE....RW RW RW
TSTM COV........CHC CHC SCH
CHC OF PCPN (%).100 80 40 10 0 0 0 0 0 0 0 0
CHC OF THDR (%).40 40 20 10 0 0 0 0 0 0 0 0
TEMP............64 64 63 61 59 58 56 54 52 52 50 48
RH..............100 100 90 81 80 77 77 80 80 77 77 74
SURFACE WND DIR.S SW SW W W NW NW NW NW NW W NW
SURFACE WND SPD.12 12 13 14 15 16 17 17 17 17 17 16
SURFACE WND GST.17 18 18 20 20 21 21 22 23 25 25 25
FORECASTER...LEDBETTER
REQUESTED BY...JON BECK
TYPE OF REQUEST...OTHER
.TAG 2611854.1/LWX
.DELDT 04/29/26
.FORMATTERVERSION 2.0.0
.EMAIL JFBECK@NPS.GOV
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