
Severe thunderstorms on Monday will be capable of producing damaging wind gusts, hail, and tornadoes. While the entire region will have a potential, the highest potential will be east of the Blue Ridge. A lesser risk of severe storms will be possible Sunday afternoon and evening for far southwest VA and northwest NC. These storms will be capable of localized damaging winds or an isolated tornado. Read More >
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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
331 PM EDT Sat Mar 14 2026
VAZ046-150800-
RAWS 441101
37.39N 78.80W Elev. 804 ft
331 PM EDT Sat Mar 14 2026
Date 03/14/26 Sun 03/15/26 Mon 03/16/26 Tue
UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EDT 3hrly 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08
MIN/MAX TEMP 40 64 57 68 28
TEMP 63 58 50 47 42 42 50 60 64 60 59 59 60 63 67 66 59 50 40 34 30 28
DEWPT 18 23 24 27 29 28 33 41 46 50 53 57 58 59 61 58 51 40 27 18 15 12
MIN/MAX RH 65 50 93 67 75
RH 17 26 36 45 60 57 52 49 52 69 80 93 93 87 81 75 75 68 59 51 53 50
WIND DIR W E E E E NE E E E E SE S S S S S SW W W W W W
WIND SPD 3 2 4 5 4 4 5 8 9 8 8 9 12 13 17 17 17 14 13 12 11 10
WIND GUST 19 19 19 25 29 33 33 31 29 29 26 24 23
CLOUDS B1 SC FW FW SC B1 OV OV B2 OV OV OV OV OV OV OV OV B2 B1 FW SC SC
CLOUDS(%) 58 32 9 11 38 68 88 92 86100 99 98 97 96 96100100 84 56 23 32 28
VSBY 10 10 10 10 10 10 10 10 10 8 3 3 6 9 10 10 10 10
POP 12HR 0 30 90 100 30
RAIN SHWRS SC O O O O O O O O SC
SNOWSHWRS SC
TSTMS IS IS SC
MIX HGT 4 <1 <1 <1 <1 <1 2 3 3 <1 <1 <1 1 2 3 4 2 2
T WIND DIR W E E E E E SE E E E SE S S S S S W W
T WIND SPD 3 3 5 8 5 4 13 9 8 5 6 10 17 20 34 35 33 20
DISPERSION VP VP PR VP PR PR PR FR GD FR FR FR
ADI 17 2 3 4 3 5 24 22 20 5 6 9 19 40 85 97 67 28
MAX LVORI 2 2 2 2 3 3 2 2 2 3 4 6 5 4 4 3 3 3
STABILITY B G F F F D D D D D D D D D D D D D
CEILING None None 2300 700 300 500 1200 1600 None
STA PRES 29.52 29.52 29.50 29.36 29.17 29.00 28.89 28.89
Date 03/17Wed 03/18/26Thu 03/19/26Fri 03/20/26Sat 03/21/26
UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly 14 20 02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20
MAX/MIN TEMP 41 22 44 29 59 36 67 44 70
TEMP 40 35 27 24 41 40 34 31 56 52 42 38 64 60 50 46 67 61
DEWPT 10 7 10 13 11 18 21 23 30 34 33 33 40 41 39 40 42 38
RH 28 30 48 62 29 41 58 72 37 50 70 82 41 49 66 79 40 42
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW FW FW SC SC SC B1 B1 SC SC SC SC FW SC SC SC B1 SC
POP 12HR 0 0 0 0 0 5 10 5 5
$$
This product is for planning and review purposes only and is not
to be substituted for an official fire weather spot forecast. The
data displayed are calculated from a 2.5 by 2.5 km digital
database and only approximates weather conditions in highly
varying terrain. Please relay any comments you have to the NWS via
email at rnk.webmaster@noaa.gov.
Below is a weather element key for this product.
(Note...winds do not reflect local terrain effects.)
DAY 1 THROUGH 3...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew point temperature
MIN/MAX RH OR MAX/MIN RH(%).........Maximum/Minimum humdity
RH(%)...............................Relative humidity
WIND DIR(8 POINT COMPASS)...........Wind direction
WIND SPD(MPH).......................Wind speed
CLOUDS(CATEGORY)....................Cloud cover category
EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast
CLOUDS(%)...........................Cloud cover as a percentage
VSBY................................Visibility value in statute miles
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER...
TYPE...
RAIN...........Rain
RAIN SHWRS.....Rain showers
TSTMS..........Thunderstorms
DRIZZLE........Drizzle
SNOW...........Snow
SNOWSHWRS......Snow showers
SLEET..........Sleet
FRZG RAIN......Freezing rain
FRZG DRZL......Freezing drizzle
COVERAGE...
IS.............Isolated
SC.............Scattered
NM.............Numerous
O..............Occasional
S..............Slight chance
C..............Chance
L..............Likely
WD.............Widespread
D..............Definite
AR.............Areas
PA.............Patchy
MIX HGT(THOUSANDS OF FT AGL)........Mixing height
Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot
t WIND DIR(8 POINT COMPASS).........Transport Wind direction
T WIND SPD(MPH).....................Transport Wind speed
DISPERSION(CATEGORY)................Smoke Dispersion category
Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good;
ADI (INDEX).........................Atmospheric Dispersion Index
MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index
STABILITY (CATEGORY)................Pasquill Turner Stability
CEILING (FT)........................Ceiling
STA PRES (INCHES MERCURY)...........Station pressure
Day 4 Through 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew Point temperature
RH(%)...............................Relative Humidity
WIND SPD(MPH).......................Wind Speed
Example: <15 = less than 15 MPH; 15> = 15 MPH or greater
AVE CLOUDS(CATEGORY)................Average Cloud Cover Category
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER.............................See Day 1 through 3 weather descriptions