Suppression Forecast
Issued by NWS Atlanta, GA

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FNUS72 KFFC 242023
FWSFFC

SPOT FORECAST FOR CRUSE RD COMMAND...GWINNETTCOUNTY FIRE
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
423 PM EDT THU JUL 24 2014

FORECAST IS FOR THE GWINNETT COUNTY FIRE DEPARTMENT DRILL AND IS
BASED ON A PRACTICE INCIDENT TIME OF 1607 EDT ON JULY 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A LINE OF STRONG SHOWERS AND EMBEDDED THUNDERSTORMS IS MOVING INTO
NORTHWEST GWINNETT COUNTY...AND WILL CONTINUE MOVING ACROSS THE
COUNTY BETWEEN NOW AND 530 PM EDT. STRONG GUSTY WINDS BETWEEN 10 AND
20 MPH...WITH ISOLATED GUSTS AS HIGH AS 35 MPH...CAN BE EXPECTED WITH
THESE STORMS. THESE STROMS WILL REACH THE SITE BY 430 PM EDT. WINDS
WILL BE SHIFTING FROM WEST SOUTHWEST TO WEST NORTHWEST AFTER THIS LINE
OF STORMS MOVES THROUGH.


.REST OF TODAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). SHOWERS LIKELY IN
                    THE AFTERNOON. CHANCE OF THUNDERSTORMS THROUGH
                    THE DAY. CHANCE OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 86.
MIN HUMIDITY........57 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 6 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
CWR.................60 PERCENT.
LAL.................3.
MIXING HEIGHT.......3700-4000 FT AGL.
TRANSPORT WINDS.....WEST 14 TO 15 MPH.
DISPERSION INDEX....52.
LVORI...............1.

TIME (EDT)      4 PM
SKY (%).........61
WEATHER COV.....LIKELY
WEATHER TYPE....RNSHWR
TEMP............84
RH..............61
20 FT WIND......W 6
20 FT WIND GUST.10
DISPERSION IDX..55
LVORI...........1
CWR.............60

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS EARLY IN THE
                    EVENING...THEN SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS LATE IN THE EVENING. PATCHY FOG
                    AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 70.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH IN THE EVENING BECOMING
                    LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE EVENING.
CWR.................50 PERCENT DECREASING TO 10 PERCENT AFTER
                    MIDNIGHT.
LAL.................3 UNTIL 2200...THEN 2 UNTIL 2400...THEN 1.
MIXING HEIGHT.......3700 FT AGL DECREASING TO 0-200 FT AGL EARLY IN
                    THE EVENING.
TRANSPORT WINDS.....WEST 3 TO 12 MPH DECREASING TO AROUND 2 MPH
                    AFTER MIDNIGHT.
DISPERSION INDEX....38 DECREASING TO 4 EARLY IN THE EVENING.
LVORI...............4.

TIME (EDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
SKY (%).........48     47     48     43     27     28
WEATHER COV.....CHANCE CHANCE S CHC         PATCHY PATCHY
WEATHER TYPE....RNSHWR RNSHWR RNSHWR NONE   FOG    FOG
TEMP............79     78     77     74     72     71
RH..............57     66     76     85     90     94
20 FT WIND......W 7    W 6    W 5    W 2    W 2    W 2
20 FT WIND GUST.15     10            5      5      5
DISPERSION IDX..42     7      5      1      1      1
LVORI...........1      3      4      5      7      7
CWR.............50     30     20     10     10     10

.FRIDAY...

DISPERSION INDEX....2 INCREASING TO 56.
LVORI...............5.

$$
FORECASTER...SENA
REQUESTED BY...DANIEL
TYPE OF REQUEST...HAZMAT
.TAG 20140724.CRUSE.01/FFC






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