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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
602 AM EST Thu Mar 5 2026
NCZ006-052100-
RAWS 310801
36.37N 79.29W Elev. 580 ft
602 AM EST Thu Mar 5 2026
Date Thu 03/05/26 Fri 03/06/26 Sat 03/07/26
UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
MAX/MIN TEMP 78 58 81 61 80
TEMP 54 68 77 78 72 66 63 60 59 70 79 81 74 68 66 63 62 70 78 79 75
DEWPT 53 58 58 57 56 57 57 58 58 61 61 60 60 60 60 60 60 63 62 61 60
MAX/MIN RH 48 98 49 96 53
RH 96 70 52 48 57 73 81 93 96 73 54 49 62 76 81 90 93 78 58 54 60
WIND DIR SW SW SW SW S SW SW SW SW SW SW SW S S S S S SW SW SW SW
WIND SPD 4 6 9 9 4 5 4 4 4 5 5 5 2 2 3 3 4 6 10 10 5
CLOUDS B1 B1 SC FW SC SC SC B1 B1 SC FW SC SC SC SC SC B1 B1 B1 SC B1
CLOUDS(%) 60 51 38 18 39 30 49 66 66 43 20 28 34 30 29 33 57 60 57 38 56
VSBY 9 10 10 10 10 10 10 10 9 10 10 10 10 10 10 10 10 10 10 10 10
POP 12HR 0 5 10 10 20
RAIN SHWRS IS IS SC
MIX HGT <1 2 4 5 <1 <1 <1 <1 <1 1 4 5 <1 <1 <1 <1 <1 2 3 4 <1
T WIND DIR S SW SW SW SW S SW SW SW W SW SW S S S S S SW SW SW S
T WIND SPD 6 20 17 17 6 8 10 6 9 10 9 6 5 5 5 5 6 12 18 21 10
DISPERSION VP PR VP VP VP VP VP VP PR
ADI 8 57 66 73 3 4 7 5 10 20 46 40 3 3 3 3 9 24 46 84 7
MAX LVORI 6 3 1 1 3 3 4 6 7 3 1 1 3 4 5 6 6 3 1 1 3
STABILITY D B C C F F E E D B B B G G G G D D D C E
CEILING None None None None None None None None 500 None
STA PRES 29.57 29.50 29.53 29.56 29.63 29.60 29.60 29.57 29.56 29.48
Date Sun 03/08/26Mon 03/09/26Tue 03/10/26Wed 03/11/26
UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
MIN/MAX TEMP 62 77 55 75 57 81 63 81
TEMP 67 62 75 70 61 55 73 69 62 57 79 74 67 64 78 76
DEWPT 61 60 58 57 55 53 55 55 56 55 58 58 60 60 61 59
RH 81 93 55 63 81 93 53 61 81 93 49 57 78 87 56 56
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS B1 B1 B2 B2 B1 B1 B1 B1 SC B1 B1 SC FW SC B2 B2
POP 12HR 30 60 30 40 20 30 10 50
RAIN SHWRS SC SC SC NM SC IS SC SC IS SC SC SC
TSTMS SC IS 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