Suppression Forecast
Issued by NWS Grand Rapids, MI

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FNUS73 KGRR 222255
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR MACATAWA MARSH RESTORATION...HOLLAND DEPT OF PUBLIC SAFETY-FIRE SERVICES
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
655 PM EDT TUE APR 22 2014

FORECAST IS BASED ON IGNITION TIME OF 1330 EDT ON APRIL 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL BUILD INTO THE GREAT LAKES REGION
TONIGHT BRINGING CLEARING SKIES AND COOL TEMPERATURES. THE HIGH
WILL BE DIRECTLY OVER THE AREA ON WEDNESDAY WHICH WILL PROVIDE
FOR DRY CONDITIONS. SKIES WILL BE MOSTLY SUNNY IN THE MORNING AND
TREND TOWARDS PARTLY CLOUDY IN THE AFTERNOON AS HIGH CLOUDS WILL
BE ON THE INCREASE. THE INCREASE IN CLOUDS WILL BE ASSOCIATED
WITH AN AREA OF LOW PRESSURE THAT WILL BRING SHOWERS TO THE AREA
AS EARLY AS LATE WEDNESDAY NIGHT INTO THURSDAY MORNING.

REGARDING WINDS...THEY WILL LIKELY BE SWITCHING DIRECTION RIGHT
AROUND IGNITION TIME AS THE LAKE BREEZE SWEEPS THROUGH THE HOLLAND
AREA. THE MORNING INTO VERY EARLY AFTERNOON WILL FEATURE A LIGHT
NORTHERLY WIND AT 5 TO 10 KNOTS. AROUND IGNITION TIME OR SHORTLY
THEREAFTER THE WINDS SHOULD SHIFT TO THE WEST-NORTHWEST AND
INCREASE IN SPEED. THE BULK OF THE AFTERNOON WINDS SHOULD BE
WEST-NORTHWEST AT 8-13 KNOTS...WITH A FEW GUSTS UP TOWARDS 17
KNOTS POSSIBLE. WINDS WILL BECOME LIGHT EASTERLY AFTER DARK ON
WEDNESDAY EVENING.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).
TEMPERATURE.........47 AT IGNITION...MAX 50.
RH..................45 PERCENT AT IGNITION...MIN 39 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AT 10 MPH AT
                    IGNITION...OTHERWISE NORTHWEST WINDS 11 TO 16
                    MPH.
MIXING WINDS........NORTHWEST 10 TO 16 MPH.
MIXING HEIGHT.......2800 FT AGL AT IGNITION...OTHERWISE 2300-2800
                    FT AGL DECREASING TO 300-800 FT AGL LATE IN THE
                    DAY.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 4.
SMOKE DISPERSAL.....100-300 (POOR TO GOOD).

$$
FORECASTER...DUKE
REQUESTED BY...CAPTAIN CHRIS TINNEY
TYPE OF REQUEST...PRESCRIBED
.TAG 20140423.MACAT.02/GRR






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