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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
501 PM EDT Tue Mar 24 2026

NCZ005-250800-
RAWS 310540
36.38N  79.70W Elev. 858 ft
501 PM EDT Tue Mar 24 2026

Date           03/24/26      Wed 03/25/26            Thu 03/26/26            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                 34          64          48          77          60
TEMP             47 41 38 36 35 51 61 64 57 52 49 48 50 63 72 76 72 66 66 63 62
DEWPT            20 23 25 26 27 28 27 28 30 32 35 37 40 46 49 50 51 52 53 54 55
MIN/MAX RH                   74          25          70          39          78
RH               34 48 59 67 72 41 27 25 35 46 58 65 68 54 44 40 48 61 63 72 78
WIND DIR          E SE  S  S  S  S  S  S  S  S  S SW SW SW SW SW SW SW SW SW SW
WIND SPD          1  2  2  2  2  3  5  6  3  4  4  4  5  8 10 10  5 10 10 10  9
WIND GUST                                                        16            
CLOUDS           FW SC B1 B1 SC FW SC B1 B2 B1 SC SC SC SC SC SC FW FW SC SC B1
CLOUDS(%)        22 50 68 51 33 22 28 55 82 62 41 42 43 29 30 36 21 12 34 39 52
VSBY             10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10 10   
POP 12HR                      0           0           0           0           0
MIX HGT          <1 <1 <1 <1 <1  3  4  4 <1 <1 <1 <1 <1  2  4  7 <1            
T WIND DIR        E SE  S  S SE  S  S  S SW SW SW SW SW SW SW SW SW            
T WIND SPD        2  3  3  3  4  5  8 13 14 11  9 11 10 17 19 21 10            
DISPERSION       VP VP VP VP             VP VP VP VP             PR FR FR FR   
ADI               1  2  2  2  5 19 38 38  7  8  6  8 11 42 69101  5            
MAX LVORI         2  2  3  3  3  2  1  1  2  2  3  3  3  1  1  1  2            
STABILITY         G  F  F  F  B  B  B  D  F  E  E  E  B  B  C  C  F            
CEILING              None  None  None  7400  2700  None  None  None  None      
STA PRES            29.61 29.59 29.59 29.50 29.47 29.43 29.41 29.30            


Date           03/27Sat 03/28/26Sun 03/29/26Mon 03/30/26Tue 03/31/26
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       84      40      57      34      63      42      71      51      76
TEMP          82 66 48 41 55 51 39 36 60 57 46 44 68 65 56 52 73 69
DEWPT         56 49 41 28 17 18 21 20 20 24 26 32 36 43 44 42 45 46
RH            41 54 77 59 22 27 48 52 21 28 45 62 31 45 64 69 37 44
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC B2 B2 SC FW FW FW FW FW FW FW SC SC B1 SC SC SC B1
POP 12HR           50      60       5       5       5       5       5       5      10
RAIN SHWRS       SC NM 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