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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
731 PM EDT Wed Apr 29 2026

NCZ003-300800-
RAWS 310301
36.48N  80.86W Elev. 1300 ft
731 PM EDT Wed Apr 29 2026

Date           04/29/26      Thu 04/30/26            Fri 05/01/26            Sat
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                 51          68          40          69          44
TEMP             68 61 56 53 53 61 65 66 59 50 45 41 44 57 65 68 63 54 50 48 45
DEWPT            59 55 51 48 47 45 41 37 36 34 34 33 34 37 37 39 41 41 41 40 41
MIN/MAX RH                   94          35          73          34          86
RH               73 81 83 83 80 56 41 34 42 54 65 73 68 47 35 34 44 61 71 74 86
WIND DIR          W NW NW NW NW NW NW NW NW  N  N  N  N  S  S SW SW NW  N  N  N
WIND SPD          5  5  4  3  4  8  9  9  4  3  2  1  1  2  4  4  2  2  2  2  2
WIND GUST        16 17 16    16                                                
CLOUDS           B1 B1 B1 B2 B2 SC FW FW FW SC B1 B1 B1 SC B1 B1 B2 B2 B2 B2 B2
CLOUDS(%)        67 60 68 86 79 30 21 19  9 33 57 63 53 43 52 63 82 83 82 86 84
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10            
POP 12HR                     20           0           0           5          40
RAIN SHWRS       IS                                                    SC SC SC
TSTMS                                                                          
MIX HGT          <1 <1 <1  1  2  4  6  7 <1 <1 <1 <1  1  4  7  7 <1            
T WIND DIR        W NW NW NW NW NW NW NW NW  N  N  N  N  S  S SW SW            
T WIND SPD        9 13 12 14 16 17 12 13 17 13 13  9  4  5  9 10 10            
DISPERSION       PR PR VP VP             VP VP VP VP             VP VP VP VP   
ADI               6  9  6  7 43 89 89100  8  6  6  4  8 30 67 84  5            
MAX LVORI         3  4  4  4  3  1  1  1  2  3  3  3  3  2  1  1  2            
STABILITY         E  E  F  F  C  B  B  B  F  G  F  F  A  A  B  A  F            
CEILING              3600  8900  None  None  None 14500  None 17700 19700      
STA PRES            27.92 27.93 27.97 27.96 28.05 28.08 28.10 28.03            


Date           05/02Sun 05/03/26Mon 05/04/26Tue 05/05/26Wed 05/06/26
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       60      36      67      38      75      47      78      48      78
TEMP          57 57 42 41 62 60 42 43 70 67 53 53 75 69 54 53 75 72
DEWPT         44 37 32 31 31 34 32 34 43 47 46 47 48 49 47 47 53 53
RH            62 47 67 67 31 37 67 70 38 49 77 80 38 49 77 80 46 51
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    B2 B1 SC CL FW FW CL CL FW SC SC SC FW SC SC SC SC SC
POP 12HR           50      10       0       0      20      20      20      10      20
RAIN SHWRS    SC SC                      IS IS       IS          IS
TSTMS                                    IS          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