SOUNDING STATION :    RUC2 STATION : 


LATEST RUC (RAPID UPDATE CYCLE) FORECAST

KNKX 18Z MAR 20, 2010 0 Hr 3 Hr 6 Hr 9 Hr 12 Hr
Lift Cond Lev (LCL) (m agl) 1365 1398 1524 944 532
Lev Free Conv (LFC) (m agl) NONE NONE NONE NONE NONE
0-3km CAPE(J/kg) 0 2 0 0 0
Most Unstable CAPE (MUCAPE) (J/kg) 0 1 0 0 0
Mixed Layer CAPE (MLCAPE) (J/kg) 0 0 0 0 0
Mixed Layer CIN (MLCINH) (J/kg) -300 P -300 P -300 P -300 P -153 P
0-3km Vorticity Generation Parameter (VGP) 0.00 0.01 0.00 0.00 0.00
0-1km Energy Helicity Index (EHI) 0.00 P 0.00 P 0.00 P 0.00 P 0.00 P
0-3km Energy Helicity Index (EHI) 0.00 0.00 0.00 0.00 0.00
0-1km Storm-Relative Helicity (SRH) 18 30 39 81 127
0-3km Storm-Relative Helicity (SRH) 187 224 256 310 195
0-1km Shear (kt) 8 7 7 11 17
0-3km Shear (kt) 30 39 45 47 47
Significant Tornado Parameter (STP) 0.00 0.00 0.00 0.00 0.00
Supercell Composite Parameter (SCP) 0 0 0 0 0
Craven Sig Severe 0.00 0.00 0.00 0.00 0.00
Hail Size (In) 0 0 0 0 0
Conv Gust (Kts) 27 41 41 36 39
Best LI (C) 7.02 5.07 7.25 13.86 15.85
WZH (1000 Ft AGL) -1.00 0.67 -1.00 -1.00


Support For Supercells: S-strong, O-OK, M-Marginal, P-Poor
VGP - Values greater than 0.2 suggest an increasing possibility of tornadic storms
STP - Values greater than 1 suggest an increasing possibility of tornadic storms
SCP - Values greater than 1 suggest an increasing possibility of supercells and tornadic storms
Craven Sig Severe - Values greater than 20 suggest an increasing possibility of sig severe storms


LATEST RUC RUN
LATEST RUC MODEL RUN FOR KNKX
TIME (Z) 1900 2000 2100 2200 2300 0000 0100 0200 0300 0400
SHOWALTER INDEX 10.1910.018.408.378.087.898.279.059.6110.11
LIFTED INDEX 8.797.846.425.175.595.806.387.958.9510.08
SWEAT INDEX 45.7045.7352.8054.6654.7952.6350.0843.7538.0836.80
K INDEX -14.54 -12.52 -8.77 -10.68 -12.28 -14.54 -18.57 -22.71 -25.45 -26.77
TOTALS TOTAL INDEX 29.9931.9736.0535.3835.5136.4735.8033.2631.1529.95
LCL HEIGHT (Ft) 9152 11204 9979 7730 6601 5905 5445 4232 3323 3453
LCL PRESSURE 705.48 651.46 683.06 746.44 781.59 804.71 820.68 866.16 904.34 898.63
LCL TEMP (in C) -3.41 -7.22 -3.47 1.55 3.1199999999999 4.23 5.02 6.96 8.46 7.32
PRECIP WATER (in) 0.32 0.32 0.36 0.39 0.38 0.39 0.37 0.34 0.32 0.31
CAPE 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
CINS 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
EQ LEVEL (Ft) --- --- --- --- --- --- --- --- --- ---
LFC (Ft) --- --- --- --- --- --- --- --- --- ---
BULK RICHARDSON 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
STORM REL HEL (m/s) 57.006.50-48.00-83.60-78.20-58.70-61.30-86.10-66.90-32.50
STORM MOTION 11 at 20 6 at 22 2 at 22 3 at 23 6 at 22 5 at 22 8 at 22 13 at 21 16 at 21 15 at 20
ENERGY HELICITY(EHI) 00-0-0-0-0-0-0-0-0
1 KM SHEAR  8 10 11 16 18 18 20 20 16 12
3 KM SHEAR 11 18 17 18 16 16 16 13 10 7
6 KM SHEAR 38 34 31 27 24 24 32 31 29 28
UP VERT VELOCITY (m/s) ------------------------------
WBZ (Ft) 7120 6859 6856 8387 8242 7808 7123 6768 6856 7362
CRAVEN SIG 0000000000
SCP 00-0-0-0-0-0-0-0-0

LATEST UPPER AIR SOUNDING REPORT

Station: KNKX Date: 1200Z 20 MAR 10  
1000-500 Mb Thickness (Ft) 18427.04
Freezing Level (Ft) 11802  
Wet Bulb Zero (Ft) 8155 BEST FOR LARGE HAIL
Precipitable Water (Inches) 0.49  
Sfc-500 Mean Rel Humidity (%) 24  
700-500 Lapse Rate (C/km) 7.17  
ThetaE Index (C/km) 3.24  
Lifted Index (C) 7.86 STABLE ATMOSPHERE
Showalter Index (C) 7.65 NO THUNDERSTORMS
Total Totals Index 37.6 NO CONVECTION LIKELY
K Index 2.1 NO THUNDERSTORMS
Sweat Index 51 NO SEVERE WEATHER
Energy Index 1.56 NO ACTIVITY EXPECTED
CAPE (B+) (J/Kg) 39.68  
NCAPE (B+) (J/Kg) NA  
Max Up Vert Vel (m/s) 8.91  
CIN (B-) (J/Kg) 58690.26  
CAP Strength (C) 9.27 STRONG CAP
Lift Cond Lev (LCL) (Ft) 7311.65  
Lev Free Conv (LFC) (Ft) -9999  
Equalibrium Lev (EL) (Ft) -9999  
Storm Direction   353.8 at 13.0 knts
Shear (0-3Km) (10-3/s) 4.7  
Storm Rel Helicity (0-3Km) -0.5 NONE TO VERY WEAK HELICAL FLOW
Storm Rel Vorticity (0-3Km) -0.7  
Energy-Hel Index 0 SUPERCELLS/TORNADOES UNLIKELY
BULK Richardson 0.86 INSUFFICIENT SHEAR AND/OR CAPE VALUES
BULK Shear (m/s) 46.16  

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