091
FNUS73 KLSX 241045
FWSLSX
SPOT FORECAST FOR QUEENY EAST HILL...ST. LOUIS COUNTY PARKS FORESTRY
NATIONAL WEATHER SERVICE SAINT LOUIS MO
545 AM CDT TUE MAR 24 2026
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 24.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE
NATIONAL WEATHER SERVICE.
DISCUSSION
SLIGHTLY WARMER CONDITIONS ARE EXPECTED TODAY ALONG WITH
PREDOMINANTLY DRY CONDITIONS. AT IGNITION, RH WILL BE FALLING BELOW
50 PERCENT, REACHING 20 TO 25 PERCENT THIS AFTERNOON. HOWEVER,
SOUTHEASTERLY TO SOUTHERLY WINDS ARE ANTICIPATED TO BE TOO WEAK FOR
ELEVATED FIRE DANGER. MIXING HEIGHTS WILL ALSO BE RISING ABOVE 1700
FT AGL AROUND IGNITION TIME AS A LOW-LEVEL TEMPERATURE INVERSION
BREAKS WITH HEIGHTS APPROACHING 3500 FT AGL THIS AFTERNOON, BUT GIVEN
LIGHT WINDS SMOKE DISPERSAL WILL ONLY IMPROVE TO FAIR LEVELS. ANOTHER
INVERSION WILL QUICKLY DEVELOP AROUND SUNSET WITH RH ALSO RISING.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT).
TEMPERATURE.........49 AT IGNITION...MAX 64.
RH..................46 PERCENT AT IGNITION...MIN 24 PERCENT.
EYE LEVEL WINDS.....WINDS SOUTHEAST AT 2 MPH. AN ADJUSTMENT FACTOR
OF 0.3 IS USED.
WIND (20 FT)........WINDS SOUTHEAST AT 6 TO 7 MPH.
MIXING HEIGHT.......1800 FT AGL AT IGNITION...OTHERWISE MAX 3300 FT
AGL.
TRANSPORT WINDS.....SOUTH 10 TO 14 MPH.
SMOKE DISPERSAL.....POOR /3460 M/S-M/ AT IGNITION. MAX...MARGINAL
/5110 M/S-M/.
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P
SKY (%).........46 44 53 45 50 50 59 70 74 80 81 77
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............49 54 58 61 63 64 64 64 61 59 57 56
RH..............46 38 32 28 25 24 25 27 31 34 38 42
20 FT WIND DIR..SE SE SE SE SE SE SE SE E E SE SE
20 FT WIND SPD..7 7 6 6 6 6 6 5 5 5 5 6
20 FT WIND GUST.12 12 11 12 11 11 11 10 10 10 11 11
EYE LVL WND DIR.SE SE SE SE SE SE SE SE E E SE SE
EYE LVL WND SPD.3 3 3 3 3 3 3 2 2 2 2 3
EYE LVL WND GST.6 6 5 6 5 5 5 5 5 5 5 5
MIX HGT (KFT)...1.8 1.9 2.3 2.7 3.1 3.3 3.3 2.7 0.8 0.7 0.8 0.7
TRANSP WIND DIR.S S S S S S S SE E E SE SE
TRANSP WIND SPD.14 14 13 13 12 12 10 10 10 9 14 18
VRATE KT-FT/1K..22 23 25 29 31 33 29 24 8 5 9 11
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...PFAHLER
REQUESTED BY...JASON PRATTE
TYPE OF REQUEST...PRESCRIBED
.TAG 2607477.0/LSX
.DELDT 03/24/26
.FORMATTERVERSION 2.0.0
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