Text Products for FWS Issued by DMX

Spot Forecast
Issued by NWS Des Moines, IA
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FNUS73 KDMX 241212
FWSDMX

Spot Forecast for Deseret...Fws
National Weather Service Des Moines IA
712 AM CDT Wed Apr 24 2024

Forecast is based on ignition time of 0800 CDT on April 24.
If conditions become unrepresentative...contact the National Weather
Service.

An initial observation at ignition and a mid burn observation are required.

Please relay them to the National Weather Service for each prescribed burn.

.DISCUSSION...

Light northeast to east winds are expected this morning becoming
southeast into the afternoon. Relative humidity values are
expected to drop to around 30 percent by mid afternoon.

.REST OF TODAY...

Sky/weather.........Sunny (0-10 percent). Areas of frost early in
                    the morning.
Temperature.........43 at ignition...Max 62.
RH..................74 percent at ignition...Min 28 percent.
Wind (20 ft)........Winds north at 6 mph at ignition...otherwise
                    Northeast winds 6 to 7 mph shifting to the east
                    around 6 mph late in the afternoon.
Mixing height.......1600 ft AGL at ignition...otherwise 4600 ft
                    AGL.
Transport winds.....Northeast 7 to 14 mph.
Smoke dispersal.....Fair /19300 knot-ft/ at ignition. Max...fair
                    /27400 knot-ft/.
GFDI................0.
Haines Index........4 or low potential for large plume dominated
                    fire growth at ignition...max 5.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   3   7   2   1   1   3   2   2   3
Weather cov.....ARS
Weather type....FST
Tstm cov........
Temp............43  45  48  51  54  58  59  61  62  62
RH..............74  64  56  50  43  36  33  31  28  28
20 FT wind dir..N   NE  NE  NE  NE  NE  NE  NE  E   E
20 FT wind spd..6   6   7   7   7   7   7   6   6   6
20 FT wind gust.        10  10  10  10  9   9   7   8
Mix hgt (kft)...1.6 1.8 2.2 2.8 3.3 3.7 4.0 4.3 4.6 4.0
Transp wind dir.NE  NE  NE  N   N   N   NE  NE  NE  NE
Transp wind spd.14  10  8   7   7   7   7   7   7   7
GFDI............0   0   0   0   0   0   0   0   0   0
Haines index....4   4   4   4   4   5   5   5   5   5
SDspl kt-ft/100019  16  16  17  19  23  24  25  27  24

.TONIGHT...

Sky/weather.........Mostly clear (15-25 percent).
Temperature.........Min 38.
RH..................Max 73 percent.
Wind (20 ft)........East winds 5 to 8 mph.
Mixing height.......400 ft AGL.
Transport winds.....Southeast 7 to 12 mph.
Smoke dispersal.....Fair (21600 knot-ft) early in the evening
                    decreasing to poor (3800 knot-ft) late in the
                    night.
GFDI................0.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky (%).........5      7      27     28     28     30
Weather cov.....
Weather type....NONE   NONE   NONE   NONE   NONE   NONE
Tstm cov........
Temp............61     56     47     44     42     40
RH..............28     37     53     57     65     73
20 ft wind......E 5    E 6    E 6    E 6    SE 7   SE 8
20 ft wind gust.7      9      10     12     13     13
Mix hgt (ft)....3400   2000   400    400    400    400
Transport wind..E 7    E 9    SE 12  SE 10  SE 10  SE 12
GFDI............0      0      0      0      0      0
Haines index....5      5      5      5      4      4
SDspl kt-ft/100022     16     4      4      4      4

.THURSDAY...

Sky/weather.........Mostly sunny (40-50 percent).
Temperature.........Max 66.
RH..................Min 37 percent.
Wind (20 ft)........Southeast winds 9 to 15 mph.
Mixing height.......4400 ft AGL.
Transport winds.....Southeast 12 to 21 mph increasing to 22 to 23
                    mph late in the afternoon.
Smoke dispersal.....Poor (4500 knot-ft) early in the morning
                    increasing to excellent (87600 knot-ft) in the
                    afternoon.
GFDI................1.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........38        40        38        45
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............40        46        60        65
RH..............76        68        44        38
20 FT wind......SE 9G14   SE 12G17  SE 14G20  SE 15G22
Mix hgt (ft)....400       1700      3500      4300
Transport wind..SE 12     SE 17     SE 21     SE 23
GFDI............0         0         0         0
Haines index....4         4         4         5
SDspl kt-ft/10005         26        62        83

$$
Forecaster...Cogil
Requested by...Matt Okrasinski
Type of request...PRESCRIBED
.TAG 2412188.0/DMX
.DELDT 04/24/24
.FormatterVersion 2.0.0
.EMAIL matthew_okrasinski@fws.gov
National Weather Service National Headquarters
