Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EDT Tue Mar 10 2026
NCZ003-110800-
RAWS 310301
36.48N 80.86W Elev. 1300 ft
231 PM EDT Tue Mar 10 2026
Date 03/10/26 Wed 03/11/26 Thu 03/12/26 Fri
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 57 82 43 54 30
TEMP 78 69 64 60 57 58 70 80 81 75 69 66 55 43 50 48 49 45 38 34 32 32
DEWPT 56 57 56 56 56 56 62 62 59 56 55 56 51 43 36 29 22 19 21 22 21 21
MIN/MAX RH 96 47 100 34 65
RH 47 66 75 87 96 93 76 54 47 52 61 70 86100 58 47 34 35 50 61 63 63
WIND DIR SW SW SW W W S S SW SW SW SW W NW NW NW NW NW NW N NW SW S
WIND SPD 2 1 1 1 1 1 2 6 8 4 5 5 8 12 13 12 9 3 2 1 1 2
WIND GUST 17 19 18 19 19 24 33 33 27 24 14
CLOUDS SC FW FW SC B1 B2 B2 B1 B1 SC B1 OV OV OV B2 SC FW FW CL CL FW FW
CLOUDS(%) 31 18 7 33 56 74 70 63 62 37 61 90 91 93 85 44 18 6 3 4 15 16
VSBY 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 10 10 90 60 5
RAIN D L L
RAIN SHWRS IS IS IS O
MIX HGT 5 <1 <1 <1 <1 <1 2 6 7 2 2 2 2 2 3 4 6 1
T WIND DIR SW S SW SW W W SW SW SW SW SW SW NW NW N NW N N
T WIND SPD 6 8 4 2 2 2 9 19 20 9 9 9 28 29 26 24 17 14
DISPERSION VP VP VP VP VP PR PR PR VP VP VP VP
ADI 40 4 2 1 1 2 23 64 72 4 6 6 32 60 58 91 78 7
MAX LVORI 1 3 4 6 8 7 3 1 1 2 3 3 4 4 1 1 1 2
STABILITY B G G G F C C D D F E E D D D C C G
CEILING None None 6200 500 None 11200 2800 12300 None None
STA PRES 28.17 28.19 28.14 28.12 28.03 28.00 28.07 28.20 28.25
Date 03/13Sat 03/14/26Sun 03/15/26Mon 03/16/26Tue 03/17/26
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 61 38 68 43 67 45 57 22 42
TEMP 56 55 46 40 64 60 48 45 63 64 59 47 49 40 29 23 39 37
DEWPT 25 31 33 31 36 39 39 41 51 53 54 46 32 21 13 9 8 10
RH 30 40 60 70 35 46 71 86 65 67 83 96 52 46 51 54 27 32
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS FW SC FW SC SC SC FW FW B2 B2 B2 OV B2 B1 SC SC B1 SC
POP 12HR 0 0 0 5 30 80 50 20 10
RAIN SHWRS IS SC NM O SC SC IS
SNOWSHWRS IS
$$
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