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FNUS51 KRNK 120816
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
416 AM EDT Sat Sep 12 2026
.DISCUSSION...
Passage of a warm front this afternoon will trigger widespread
showers and widely scattered thunderstorms, with more organized
coverage forecast to occur across the Piedmont. Much of the lower
Mid-Atlantic will receive wetting rainfall, though amounts will
remain below 0.25" for most. Otherwise, widespread cloud cover
will help hold afternoon relative humidity above 60 percent area-
wide. Drier weather will arrive on Sunday, and is forecast to
persist through at least Wednesday.
WVZ042-122030-
Mercer-
Including the cities of Bluefield and Flat Top
416 AM EDT Sat Sep 12 2026
Today Tonight Sun
Cloud Cover Mcldy Pcldy Pcldy
Precip Type Tstms Tstms Showers
Chance Precip (%) 40 60 20
Chance of Thunder (%) 40 50 0
Max/Min Temp 78 64 78
Min/Max RH % 73 99 71
Wind 20ft/early(mph) SE 3 Lgt/Var W 3
Wind 20ft/late(mph) S 4 Lgt/Var NW 5
Precip Amount 0.12 0.16 0.00
Precip Duration 1 5 1
Precip Begin 2 PM Continuing Continuing
Precip End Continuing Continuing 12 PM
Mixing Hgt(ft-agl) 3170 4580
Transport Wnd (mph) S 12 NW 15
Vent Rate (mph-ft) 38040 68700
Dispersion Very Poor
Max ADI Early 25 Fair 12 Poor 23 Fair
Max ADI Late 29 Fair 6 Very Poor 78 Good
Max LVORI Early 9 10 8
Max LVORI Late 4 9 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY NIGHT...Partly cloudy. Lows in the lower 60s. West winds
around 5 mph.
.MONDAY...Partly sunny. Highs in the upper 70s. Minimum RH
64 percent. Northwest winds around 5 mph.
.MONDAY NIGHT...Mostly clear. Lows in the upper 50s. East winds
5 to 10 mph.
.TUESDAY...Sunny. Highs around 80. Minimum RH 62 percent.
Southeast winds 5 to 10 mph.
.TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. Southeast
winds around 5 mph.
.WEDNESDAY...Sunny. Highs in the mid 80s. Minimum RH 57 percent.
Northeast winds around 5 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 60s. Southeast
winds around 5 mph.
.THURSDAY...Mostly sunny with a chance of showers. Highs in the
mid 80s. Minimum RH 57 percent. West winds around 5 mph.
.THURSDAY NIGHT...Partly cloudy with a slight chance of showers.
Lows in the lower 60s. West winds around 5 mph.
.FRIDAY...Partly sunny with a chance of showers and a slight
chance of thunderstorms. Highs around 80. Minimum RH 64 percent.
Northwest winds around 5 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation near normal.