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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 AM EDT Thu Apr 16 2026

NCZ019-162000-
RAWS 312001
36.23N  81.32W Elev. 2380 ft
731 AM EDT Thu Apr 16 2026

Date             Thu 04/16/26            Fri 04/17/26            Sat 04/18/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EDT 3hrly     05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20

MAX/MIN TEMP                 84          61          83          59          85
TEMP             63 76 82 83 74 69 66 63 63 73 81 82 75 66 62 60 62 77 84 82 76
DEWPT            51 49 48 50 49 52 55 54 54 52 49 47 49 48 48 48 50 52 52 53 54
MAX/MIN RH                   28          76          29          66          33
RH               65 39 31 32 41 55 68 72 72 48 33 29 40 52 60 64 65 42 33 37 46
WIND DIR          W  W SW SW  W NW  W  W NW NW NW NW  W NW NW NW NW  S SW SW SW
WIND SPD          2  3  5  6  5  5  5  4  3  3  4  4  2  2  2  1  1  2  6  8  5
CLOUDS           SC FW FW FW SC SC B1 SC SC FW FW FW FW FW SC SC SC SC SC B1 B2
CLOUDS(%)        32 15 24 14 30 38 53 43 30 11 16 18 10 18 32 31 35 31 49 61 71
VSBY             10 10 10 10 10  7  7  7 10 10 10 10 10 10 10 10 10 10  7  7  7
POP 12HR                      0          30          10           0          20
RAIN SHWRS                      IS SC IS                               IS IS SC
TSTMS                                                                     IS IS
MIX HGT          <1  5  7  8 <1 <1 <1 <1  1  5  7  7 <1 <1 <1 <1 <1  4  7  6  1
T WIND DIR       NW SW SW  W SW  W NW NW NW NW NW NW NW NW NW NW NW SW SW SW SW
T WIND SPD        5 11 13 12  9 10 13 13  9 21 20 11  3  2  3  3  3  9 11 13 12
DISPERSION                   PR PR PR VP             VP VP VP VP             PR
ADI               6 73121102  4  5  9  9 12127170101  2  1  2  2  3 45 88 90  8
MAX LVORI         3  1  1  1  2  3  3  3  3  1  1  1  2  2  3  3  3  1  1  1  2
STABILITY         A  A  A  B  F  F  E  E  A  A  A  A  G  G  G  G  A  A  B  B  E
CEILING              None  None  None  None  None  None  None  None  None 13100
STA PRES            27.94 27.86 27.87 27.88 27.92 27.88 27.89 27.89 27.88 27.81


Date          Sun 04/19/26Mon 04/20/26Tue 04/21/26Wed 04/22/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EDT 6hrly     02 08 14 20 02 08 14 20 02 08 14 20 02 08 14 20

MIN/MAX TEMP       51      62      40      63      39      70      48      75
TEMP          66 53 60 54 44 41 60 55 42 42 67 63 52 52 73 68
DEWPT         54 45 32 27 24 23 23 24 24 25 31 33 34 36 40 41
RH            65 74 35 35 45 48 24 30 48 50 26 32 50 54 30 37
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B1 B2 B2 SC FW CL CL FW CL CL SC SC SC SC SC SC
POP 12HR           50      40      10       5       0       0       5      10
RAIN SHWRS    SC SC SC IS                                    
TSTMS         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