FNUS73 KSGF 302157 FWSSGF SPOT FORECAST FOR POTATO CAVE...USFS NATIONAL WEATHER SERVICE SPRINGFIELD MO 457 PM CDT MON JUL 30 2012 FORECAST IS BASED ON REQUEST TIME OF 1642 CDT ON JULY 30. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT TUESDAY... .DISCUSSION... VERY HOT CONDITIONS WILL CONTINUE EARLY THIS WEEK. ISOLATED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE EACH AFTERNOON...BUT NO WIDESPREAD RAINFALL IS EXPECTED. THE SHOWERS AND THUNDERSTORMS WILL LIKELY PRODUCE STRONG AND GUSTY WINDS AS DRY AIR IS IN PLACE NEAR THE SURFACE. THE DRY LOW LEVEL AIR WILL ALSO RESULT IN HUMIDITIES DROPPING BELOW 30 PERCENT EACH AFTERNOON...WITH VALUES LIKELY DROPPING BELOW 20 PERCENT ACROSS EXTREME SOUTHEASTERN KANSAS INTO SOUTHERN MISSOURI THIS AFTERNOON AND AGAIN TUESDAY. GUSTY WINDS WILL BE POSSIBLE SOUTH OF INTERSTATE 44 THROUGH SUNSET TONIGHT...BUT SHOULD NOT BE AS STRONG AS THOSE EXPERIENCED YESTERDAY. ELEVATED TO LOCALLY SIGNIFICANT FIRE WEATHER CONDITIONS WILL AGAIN OCCUR THIS AFTERNOON AND TUESDAY DUE TO THE VERY DRY CONDITIONS. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....MIN 75. MAX HUMIDITY........MAX 67 PERCENT. 20-FOOT WINDS.......NORTH WINDS 6 TO 8 MPH EARLY IN THE EVENING BECOMING LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. WIND SHIFT..........WINDS WILL SHIFT FROM SOUTHWEST TO NORTH THIS EVENING CHANCE OF PRECIP....30 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......N/A. TRANSPORT WINDS.....N/A. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........PCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV.....S CHC CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............104 96 85 83 81 79 RH..............20 32 46 54 60 65 20 FT WIND......N 6 N 3 NE 2 N 1 NW 1 SW 1 20 FT WIND GUST.15 5 5 MIX HGT (FT)....5200 2300 500 200 300 300 TRANSPORT WIND..N 17 N 16 NW 13 NW 8 NW 5 N 3 CHC OF PCPN (%).20 30 30 30 30 30 HAINES INDEX....5 5 5 5 5 5 .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....MAX 103. MIN HUMIDITY........MIN 22 PERCENT. 20-FOOT WINDS.......LIGHT WINDS. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. WIND SHIFT..........NORTH WINDS WILL SHIFT TO WEST CHANCE OF PRECIP....20 PERCENT. HAINES INDEX........5 TO 6 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO HIGH POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1100 FT AGL INCREASING TO 10800 FT AGL. TRANSPORT WINDS.....NORTH 2 TO 5 MPH. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........MCLDY MCLDY PCLDY PCLDY PCLDY PCLDY WEATHER COV.....CHANCE S CHC S CHC WEATHER TYPE....TSTORM NONE NONE NONE TSTORM TSTORM TEMP............78 82 91 97 101 103 RH..............69 55 34 28 25 22 20 FT WIND......N 1 N 2 W 3 W 2 W 2 W 2 20 FT WIND GUST. 5 5 5 5 MIX HGT (FT)....100 500 2100 5100 7800 9500 TRANSPORT WIND..NE 2 NE 2 N 3 NW 5 NW 5 N 2 CHC OF PCPN (%).30 10 10 10 20 20 HAINES INDEX....5 5 5 5 5 6 $$ FORECASTER...GRIFFIN REQUESTED BY...MARGE VANPRAAG TYPE OF REQUEST...WILDFIRE .TAG 20120730.POTAT.01/SGF