The April 3rd and 4th 1974 Tornado Outbreak in Alabama - Montgomery Soundings
LFC = 898mb MGM / 04/03/74 / 12Z V(2/98) OBSERVED SOUNDING PARAMETERS +--------------------------CONVECTIVE POTENTIAL----------------------------+ B+............. -999 J/Kg K-Index............ 18 B-............. -999 J/Kg Precip Water....... 1.30 in LI............. -7 Showalter Index.... -4 Cap Strength... 2.5 C Total Totals....... 54 LPL..(PMAX).... 0 ft/1001 mb Sweat Index........ 495 Tropopause......... -999 ft. 700-500mb LR... 8.9 C/km Equilibrium Level.. -999 ft. TEI(1001- 740). 28.4 C Max Parcel Level... -999 ft. BRN............ -999 Wet-Bulb Zero...... 8200 ft. BRN Shear...... 139 (M/S) +---------------------------WIND / STORM TYPE------------------------------+ Cloud Lyr Mn Wind.. 240/ 58 kts 0-2km SR MoFlux...... 219 g/kg/hr Mean Wind (0-6Km).. 224/ 40 kts Pos Shear (0-2Km).. 11 (10-3 S-1) Storm Motion....... 240/ 44 kts SR Dir Shr (0-3km).. 80 Energy/Helicity Index...-99.00 SR Helicity (0-3Km).. 302 (M/S) +--------------------------------------------------------------------------+ (F1)-Print (F3)-Skew T (F5)-Next Screen (F2)-Main Menu (F4)-Hodograph (F7)-Help +--------------------------------------------------------------------------+
LFC = 759mb MGM / 04/04/74 / 00Z V(2/98) OBSERVED SOUNDING PARAMETERS +--------------------------CONVECTIVE POTENTIAL----------------------------+ � B+............. -999 J/Kg K-Index............ 33 � � B-............. -999 J/Kg Precip Water....... 1.62 in� � LI............. -8 Showalter Index.... -3 � � Cap Strength... 1.4 �C Total Totals....... 54 � � LPL..(PMAX).... 1489 ft/ 950 mb Sweat Index........ 460 � � � � Tropopause......... -999 ft. 700-500mb LR... 8.0 �C/km � � Equilibrium Level.. -999 ft. TEI( 760- 560). 14.9 �C � � Max Parcel Level... -999 ft. BRN............ -999 � � Wet-Bulb Zero...... 11200 ft. BRN Shear...... 74 (M/S)� � +---------------------------WIND / STORM TYPE------------------------------� � Cloud Lyr Mn Wind.. 238/ 53 kts 0-2km SR MoFlux...... 217 g/kg/hr � � Mean Wind (0-6Km).. 218/ 42 kts Pos Shear (0-2Km).. 8 (10-3 S-1) � � Storm Motion....... 238/ 40 kts SR Dir Shr (0-3km).. 83� � � � � Energy/Helicity Index...-99.00 SR Helicity (0-3Km).. 194 (M/S)� � �--------------------------------------------------------------------------� � (F1)-Print (F3)-Skew T (F5)-Next Screen � � (F2)-Main Menu (F4)-Hodograph (F7)-Help � +--------------------------------------------------------------------------+