UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for SP372... Searching the city database file for: SP372 ... Date:1200Z 4 DEC 25 Station: SP372 WMO ident: 84372 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 96 0 0 SFC 998 114 24.4 23.4 94 1.0 23.7 0 0 297.7 301.1 296.9 351.3 18.45 2 925 783 23.2 21.9 92 1.3 22.3 45 15 303.0 306.4 298.1 357.0 18.17 3 850 1519 18.8 17.2 90 1.6 17.7 10 21 305.8 308.6 296.6 349.9 14.68 4 700 3165 9.8 5.6 75 4.2 7.3 315 17 313.3 314.9 294.0 338.8 8.18 5 500 5890 -5.5 -11.5 63 6.0 -8.0 295 9 326.3 327.0 293.6 337.0 3.17 6 400 7600 -15.5 -17.8 82 2.3 -16.3 95 6 334.8 335.3 295.1 343.2 2.36 7 300 9710 -30.7 -32.8 82 2.1 -31.1 140 13 342.1 342.3 295.6 345.2 0.81 8 250 10980 -41.7 -46.7 58 5.0 -42.1 135 20 344.1 344.1 295.5 345.0 0.23 9 200 12450 -55.1 -58.6 65 3.5 -55.2 120 27 345.5 345.5 295.7 345.8 0.07 10 150 14230 -67.3 -80.3 14 13.0 -67.4 90 32 354.2 354.2 297.5 354.2 0.00 11 100 16590 -82.3 -87.0 44 4.7 -82.3 125 12 368.7 368.7 300.4 368.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 571.90 mb = 4910.42 m = 16110.12 ft Wetbulb zero: 604.72 mb = 4349.93 m = 14271.26 ft Precipitable water: 2.32 inches Sfc-500 mean rel hum: 78.20 % Est. max temperature: 32.61 C = 90.69 F Sfc-Lift cond lev (LCL): 983.99 mb = 238.26 m = 781.68 ft T: 24.18 C 700-500 lapse rate: 5.61 C/km ThetaE index: 19.91 C Layer 850.0- 400.0 mb Conv cond level (CCL): 890.87 mb = 1110.24 m = 3642.48 ft Mean mixing ratio: 18.09 g/kg Conv temperature: 30.96 C = 87.73 F Cap Strength: 1.44 C Lifted Index: -4.14 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.76 C Lifted Index @700 mb: -2.00 C Showalter Index: -2.47 C Risk: Severe thunderstorms possible Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.70 C K Index: 37.30 Risk: > 80 % chance of thunderstorms Sweat Index: 257.40 Risk: None Energy Index: -2.54 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1883.84 J/kg Max Up Vert Vel: 61.38 m/s Conv Inhibition (B-): 19.47 J/kg Cap Strength: 1.32 C Lift Cond Lev (LCL): 930.77 mb = 728.23 m = 2389.17 ft Lev Free Conv (LFC): 845.77 mb = 1561.32 m = 5122.37 ft Equ Level (EL): 145.77 mb = 14396.58 m = 47232.29 ft B at Equ Level: 1876.11 J/kg Wind level data Storm motion: 6 at 11 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 998 114 0 0 -0.0 -0.0 | 186 11 1.2 10.8 1 925 783 45 15 -10.6 -10.6 | 91 9 -9.4 0.2 2 850 1519 10 21 -3.6 -20.7 | 14 10 -2.5 -9.9 3 700 3165 315 17 12.0 -12.0 | 275 13 13.2 -1.2 4 500 5890 295 9 8.2 -3.8 | 233 12 9.3 7.0 5 400 7600 95 6 -6.0 0.5 | 157 12 -4.8 11.3 6 300 9710 140 13 -8.4 10.0 | 161 22 -7.2 20.8 7 250 10980 135 20 -14.1 14.1 | 153 28 -13.0 24.9 8 200 12450 120 27 -23.4 13.5 | 138 33 -22.2 24.3 9 150 14230 90 32 -32.0 0.0 | 109 33 -30.8 10.8 10 100 16590 125 12 -9.8 6.9 | 154 20 -8.7 17.7 Wind Parameters Mean winds (0-6000m): 336.2 at 14.5 knts Storm direction: 6.2 at 10.9 knts Shear (0-3000m) pos: 1.9 neg: 3.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 91.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -89.5 tot: -89.5 m^2/s^2 ave: -29.8 10^-3 m/s^2 rel: -0.82 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -6.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 73.89 Bulk Shear: 25.49 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 49 6 157 8| 11.5 0.0 11.5| 0.0 -8.6 -8.6 -17.2 -0.57| 12.2 -7.0 1000 41 10 117 6| 5.8 3.4 9.1| 0.0 -23.9 -23.9 -23.9 -0.64| 11.0 -7.1 1500 28 14 78 5| 3.8 4.1 7.9| 0.0 -44.3 -44.3 -29.5 -0.74| 10.2 -7.5 2000 18 15 45 5| 2.9 3.5 6.4| 0.0 -59.4 -59.4 -29.7 -0.78| 9.2 -7.2 2500 10 16 18 5| 2.3 3.3 5.6| 0.0 -74.2 -74.2 -29.7 -0.81| 8.5 -6.9 3000 3 16 356 5| 1.9 3.1 5.0| 0.0 -89.5 -89.5 -29.8 -0.82| 8.0 -6.6 4000 350 16 323 6| 1.4 2.2 3.7| 0.0-102.4-102.4 -25.6 -0.83| 6.5 -5.4 5000 342 15 303 7| 1.2 1.7 2.8| 0.0-113.1-113.1 -22.6 -0.84| 5.6 -4.7 6000 336 14 289 7| 1.2 1.3 2.6| 1.6-120.5-118.8 -19.8 -0.79| 5.1 -4.0 Wrote GIF file: /home/apache/climate/data/raob//SP372/skewt/SP372.skewt.20251204.12.gif