Print This Forecast (Printer-Friendly)
EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
901 AM EDT Sat Jun 27 2026
VAZ046-272000-
RAWS 441101
37.39N 78.80W Elev. 804 ft
901 AM EDT Sat Jun 27 2026
Date Sat 06/27/26 Sun 06/28/26 Mon 06/29/26
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 86 68 87 68 87
TEMP 81 83 85 80 74 72 70 73 80 84 86 80 75 72 70 72 80 84 86 80
DEWPT 72 70 70 71 71 69 68 70 72 72 72 73 71 70 69 70 71 70 69 70
MAX/MIN RH 62 100 63 100 57
RH 74 65 61 74 90 90 93 90 77 67 63 79 87 93 97 93 74 63 57 72
WIND DIR W W SW SW SW SW W W W W N NE NE N NE NE NE NE NE E
WIND SPD 4 5 5 3 3 3 4 3 3 3 3 3 3 2 3 4 5 5 5 4
CLOUDS B2 B1 OV B2 B2 B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 B1 SC B1 SC FW
CLOUDS(%) 80 59 94 83 80 65 77 52 61 69 73 57 57 55 59 56 49 52 29 20
VSBY 10 10 10 10 7 6 5 10 10 10 10 10 8 3 2 10 10 10 10 10
POP 12HR 50 30 60 40 20
RAIN SHWRS IS SC SC SC NM SC SC IS IS IS IS IS IS
TSTMS SC SC IS SC SC IS IS IS
MIX HGT 2 4 4 <1 <1 <1 <1 <1 3 4 3 <1 <1 <1 <1 1 3 5 4 1
T WIND DIR NW S S SE S SW W W NW NW N NE NE NE NE NE NE NE NE E
T WIND SPD 10 8 9 13 12 8 12 10 5 4 3 8 4 8 11 12 10 10 9 8
DISPERSION VP VP VP VP VP VP VP VP VP
ADI 26 36 33 6 6 4 8 12 21 23 13 4 2 4 5 17 43 67 45 4
MAX LVORI 3 1 1 4 5 6 6 5 3 3 2 4 6 6 7 5 3 1 1 3
STABILITY C B C F F F E B B B B F F F F C A A A F
CEILING 5700 300 300 4200 3900 3700 1700 None None
STA PRES 29.26 29.25 29.22 29.22 29.20 29.25 29.32 29.39 29.38
Date Tue 06/30/26Wed 07/01/26Thu 07/02/26Fri 07/03/26
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 67 91 70 97 73 101 76 99
TEMP 71 73 87 83 74 75 93 88 78 78 96 91 81 80 96 90
DEWPT 68 68 67 67 66 68 68 69 66 68 66 68 67 70 65 68
RH 90 84 52 59 76 79 44 54 67 71 38 47 63 72 36 49
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC SC FW FW CL CL FW FW CL CL FW FW CL FW FW SC
POP 12HR 0 0 5 20 5 0 5 20
RAIN SHWRS IS 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