639
FNUS72 KFFC 210654
FWSFFC
SPOT FORECAST FOR CITY OF ROSWELL - ALIVE IN ROSWELL...ROSWELL FIRE DEPARTMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
254 AM EDT THU MAY 21 2026
FORECAST IS BASED ON FORECAST START TIME OF 1300 EDT ON MAY 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
THUNDERSTORMS ARE EXPECTED THIS AFTERNOON ESPECIALLY AFTER 3 PM.
THE MAIN THREATS WILL BE FREQUENT LIGHTNING AND HEAVY RAINFALL
WHICH COULD RESULT IN SOME LOCALIZED FLASH FLOODING IN AREAS THAT
SEE REPEATED THUNDERSTORMS OVER AN EXTENDED PERIOD OF TIME.
WIDESPREAD SEVERE WEATHER IS NOT EXPECTED, BUT A FEW STORMS COULD
HAVE GUSTY WINDS AND SMALL HAIL.
ASIDE FROM THUNDERSTORMS AND HEAVY RAIN, TEMPERATURES WILL RISE
INTO THE UPPER 80S THIS AFTERNOON BRINGING WITH IT A MARGINAL HEAT
RISK FOR SENSITIVE GROUPS.
PLEASE LET US KNOW IF YOU HAVE ANY QUESTIONS OR CONCERNS.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SHOWERS WITH
THUNDERSTORMS LIKELY.
CHANCE OF PCPN......80 PERCENT.
MAX TEMPERATURE.....AROUND 84.
MIN HUMIDITY........62 PERCENT.
HEAT INDEX..........86.
SURFACE WINDS (MPH).SOUTHWEST WINDS AROUND 5 MPH INCREASING TO WEST
LATE IN THE AFTERNOON, THEN SHIFTING TO THE
WEST AROUND 5 MPH LATE IN THE AFTERNOON.
RAINFALL AMOUNT.....0.10 INCHES.
TIME (EDT) 1PM 2PM 3PM 4PM 5PM
SKY (%).........80 84 76 73 77
WEATHER COV.....CHC LKY LKY DEF LKY
WEATHER TYPE....RW RW RW RW RW
TSTM COV........CHC LKY LKY LKY CHC
CHC OF PCPN (%).40 60 60 80 70
TEMP............81 81 82 83 81
RH..............69 67 65 62 66
HEAT INDEX (F)..84 84 85 86 84
SURFACE WND DIR.SW SW SW W W
SURFACE WND SPD.5 5 5 5 5
SURFACE WND GST.8 10 10 10 9
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF
THUNDERSTORMS IN THE EVENING. SHOWERS LIKELY
THROUGH THE NIGHT. SLIGHT CHANCE OF
THUNDERSTORMS OVERNIGHT.
CHANCE OF PCPN......70 PERCENT.
MIN TEMPERATURE.....AROUND 65.
MAX HUMIDITY........98 PERCENT.
HEAT INDEX..........N/A.
SURFACE WINDS (MPH).LIGHT WINDS BECOMING EAST AROUND 5 MPH EARLY IN
THE EVENING.
RAINFALL AMOUNT.....0.10 INCHES.
TIME (EDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........79 69 67 69 59 54 51 63 62 61 69 69
WEATHER COV.....LKY CHC CHC LKY CHC CHC CHC CHC CHC CHC LKY LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........CHC CHC CHC CHC CHC SCH SCH SCH
CHC OF PCPN (%).70 50 50 60 50 50 40 40 50 50 60 60
TEMP............80 80 76 73 71 70 69 69 69 68 67 67
RH..............66 69 77 86 91 93 93 92 92 94 96 94
HEAT INDEX (F)..83 82 76 73 71 70 69 69 69 68 67 67
SURFACE WND DIR.N NE SE E E SE SE E E E E E
SURFACE WND SPD.3 3 2 1 1 1 2 2 2 3 3 5
SURFACE WND GST.8 7 6 5 6 6 7 7 8 9 9 10
FORECASTER...VAUGHN
REQUESTED BY...CHAD MILLER
TYPE OF REQUEST...OTHER
.TAG 2613919.0/FFC
.DELDT 05/20/26
.FORMATTERVERSION 2.0.0
.EMAIL CMILLER@ROSWELLGOV.COM,EMERGENCYMANAGEMENT@ROSWELLGOV.COM
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