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FNUS51 KRNK 211800
FWFRNK
Fire Weather Planning Forecast for SW VA...SE WV and NW NC
National Weather Service Blacksburg VA
200 PM EDT Thu May 21 2026
.DISCUSSION...
Arrival and passage of a cold front is currently leading to shower
and thunderstorm development across the area this afternoon. These
showers and thunderstorms look to continue through the remainder
of the afternoon and evening today before thunderstorm activity
looks to dissipate tonight. Thunderstorm chances decrease after
today, but showers remain possible through the end of the weekend
and into early next week.
Fire concerns remain low through next week given the daily rain
chances.
&&
WVZ042-220815-
Mercer-
Including the cities of Bluefield and Flat Top
200 PM EDT Thu May 21 2026
Tonight Fri Fri Night Sat
Cloud Cover Mcldy Mcldy Mcldy Mcldy
Precip Type Tstms Tstms Tstms Showers
Chance Precip (%) 90 70 90 90
Chance of Thunder (%) 50 20 20 0
Min/Max Temp 56 64 53 70
Max/Min RH % 100 86 100 83
Wind 20ft/early(mph) Lgt/Var SE 5 G19 SE 7 G23 SE 6 G22
Wind 20ft/late(mph) SE 4 G17 SE 6 G19 SE 7 G23 SE 5 G18
Precip Amount 0.22 0.06 0.05 0.09
Precip Duration 8 7 9 12
Precip Begin 6 PM Continuing Continuing Continuing
Precip End Continuing Continuing Continuing Continuing
Mixing Hgt(ft-agl) 2060 2430
Transport Wnd (mph) SE 12 S 10
Vent Rate (mph-ft) 24720 24300
Dispersion Very Poor Good
Max ADI Early 15 Gen Poor 24 Fair 24 Fair 15 Gen Poor
Max ADI Late 7 Poor 28 Fair 13 Gen Poor 37 Fair
Max LVORI Early 6 8 5 8
Max LVORI Late 7 5 7 4
Remarks...None.
.FORECAST FOR DAYS 3 THROUGH 7...
.SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Southeast winds 5 to 10 mph.
.SUNDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 70 percent. South winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the lower 60s. South winds around 5 mph.
.MONDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 72 percent. Southwest winds around 5 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows in the lower 60s. Southwest
winds around 5 mph.
.TUESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 72 percent. Southwest winds around 5 mph.
.TUESDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the lower 60s. Southwest winds around 5 mph.
.WEDNESDAY...Showers and a chance of thunderstorms. Highs in the
upper 70s. Minimum RH 68 percent. West winds around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy with a chance of showers and a
slight chance of thunderstorms. Lows around 60. South winds
around 5 mph.
.THURSDAY...Partly sunny with showers likely and a chance of
thunderstorms. Highs in the upper 70s. Minimum RH 61 percent.
South winds around 5 mph.
.OUTLOOK 8 TO 14 DAYS...
Temperatures above normal. Precipitation near normal.