525
FNUS73 KMPX 251314
FWSMPX

Spot Forecast for Ordway Prairie Rx...TNC
National Weather Service Twin Cities/Chanhassen MN
814 AM CDT Wed Sep 25 2024

Forecast is based on ignition time of 1000 CDT on September 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

Please contact our office if you have questions or concerns with
this forecast.

.DISCUSSION...Sprawling high pressure will persist across the region
today, allowing for plenty of sunshine and light westerly winds.
RH values will bottom out in the 35-40 percent range while highs
climb to near 80 degrees.

.REST OF TODAY...

Sky/weather.........Sunny (0-5 percent).
Temperature.........62 at ignition...Max 78.
RH..................67 percent at ignition...Min 37 percent.
Wind (20 ft)........Winds west at 3 mph at ignition...otherwise
                    Light winds becoming west around 5 mph in the
                    afternoon, then becoming light late in the
                    afternoon.
Smoke dispersal.....Poor /5900 knot-ft/ at ignition. Max...good
                    /36900 knot-ft/.
Mixing height.......800 ft AGL at ignition...otherwise 4600 ft AGL.
Transport winds.....West 8 to 9 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth at ignition...max 4.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
Weather cov.....
Weather type....
Tstm cov........
Temp............62  67  70  73  75  76  77  76  75  71  67  64
RH..............67  56  49  44  41  40  39  40  43  49  56  65
20 FT wind dir..W   W   W   W   W   W   W   W   W   SW  SW  SW
20 FT wind spd..3   3   5   5   5   5   5   3   2   2   2   2
20 FT wind gust.6   7   8   9   9   9   9   8   6   5   5   5
Mix hgt (kft)...0.8 1.7 2.5 3.2 3.8 4.4 4.6 4.5 1.0 0.6 0.5 0.6
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   SW
Transp wind spd.8   9   8   8   8   8   9   9   7   7   7   7
Haines index....4   4   4   4   4   4   4   4   4   4   4   4

.TONIGHT...

Sky/weather.........Clear (0-5 percent).
Temperature.........Min 54.
RH..................Max 83 percent.
Wind (20 ft)........Light winds becoming south 5 to 6 mph
                    overnight.
Smoke dispersal.....Poor (3300 knot-ft).
Mixing height.......500 ft AGL.
Transport winds.....Southwest around 7 mph increasing to 7 to 9 mph
                    overnight.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...

Sky/weather.........Sunny (0-5 percent).
Temperature.........Max 82.
RH..................Min 34 percent.
Wind (20 ft)........South winds 6 to 14 mph.
Smoke dispersal.....Poor (4000 knot-ft) early in the morning
                    increasing to excellent (62500 knot-ft) in the
                    afternoon.
Mixing height.......4100 ft AGL.
Transport winds.....South 9 to 18 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

$$
Forecaster...Calderone
Requested by...Matt Graeve
Type of request...PRESCRIBED
.TAG 2423012.0/MPX
.DELDT 09/25/24
.FormatterVersion 2.0.0
.EMAIL mgraeve@tnc.org