Latest Upper Air Sounding
Weather Forecast Office in Upton, NY (WFO OKX)
NOTE!  Normal observations are at 0Z or 12Z.

Station: KOKX Date: 1200Z 10 MAR 10  
1000-500 Mb Thickness (Ft) 17767.76  
Freezing Level (Ft) 5532  
Wet Bulb Zero (Ft) 0 BEST FOR LARGE HAIL
Precipitable Water (Inches) 0.37  
Sfc-500 Mean Rel Humidity (%) 38  
700-500 Lapse Rate (C/km) 5.49  
ThetaE Index (C/km) 1.19  
Lifted Index (C) 14.98 STABLE ATMOSPHERE
Showalter Index (C) 11 NO THUNDERSTORMS
Total Totals Index 36.8 NO CONVECTION LIKELY
K Index 5.3 NO THUNDERSTORMS
Sweat Index 86 NON-SEVERE THUNDERSTORMS
Energy Index 2.73 NO ACTIVITY EXPECTED
CAPE (B+) (J/Kg) 38.27  
NCAPE (B+) (J/Kg) NA  
Max Up Vert Vel (m/s) 8.75  
CIN (B-) (J/Kg) 29988.47  
CAP Strength (C) 14.91 STRONG CAP
Lift Cond Lev (LCL) (Ft) 5951.96  
Lev Free Conv (LFC) (Ft) -9999  
Equalibrium Lev (EL) (Ft) -9999  
Storm Direction   330.3 at 23.9 knts
Shear (0-3Km) (10-3/s) 7.1  
Storm Rel Helicity (0-3Km) 73.7 NONE TO VERY WEAK HELICAL FLOW
Storm Rel Vorticity (0-3Km) 4  
Energy-Hel Index 0.03 SUPERCELLS/TORNADOES UNLIKELY
BULK Richardson 0.24 INSUFFICIENT SHEAR AND/OR CAPE VALUES
BULK Shear (m/s) 156.81  

Latest RUC (Rapid Update Cycle) Forecast

KOKX 15Z MAR 10, 2010 0 Hr 3 Hr 6 Hr 9 Hr 12 Hr
Lift Cond Lev (LCL) (m agl) 1176 616 428 281 265
Lev Free Conv (LFC) (m agl) NONE NONE NONE NONE NONE
0-3km CAPE(J/kg) 0 0 0 0 0
Most Unstable CAPE (MUCAPE) (J/kg) 0 0 0 2 0
Mixed Layer CAPE (MLCAPE) (J/kg) 0 0 0 0 0
Mixed Layer CIN (MLCINH) (J/kg) -300 P -243 P -143 M -59 O -73 O
0-3km Vorticity Generation Parameter (VGP) 0.00 0.00 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) 133 104 113 160 199
0-3km Storm-Relative Helicity (SRH) 164 143 174 267 300
0-1km Shear (kt) 20 16 17 20 20
0-3km Shear (kt) 28 26 24 32 31
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) 46 42 36 36 38
Best LI (C) 17.24 14.83 14.50 15.42 16.72
WZH (1000 Ft AGL) 4.08 3.82 4.27 4.91 6.04


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

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