UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for SP372... Searching the city database file for: SP372 ... Date:1200Z 5 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 95 0 0 SFC 998 113 24.8 23.4 92 1.4 23.8 0 0 298.1 301.5 297.0 351.8 18.45 2 925 782 23.4 22.1 92 1.3 22.5 15 17 303.2 306.6 298.3 357.9 18.40 3 850 1517 18.2 17.3 94 0.9 17.6 5 20 305.2 308.0 296.5 349.4 14.78 4 700 3162 10.2 4.2 66 6.0 6.7 305 12 313.8 315.2 293.6 336.9 7.41 5 500 5880 -7.3 -12.2 68 4.9 -9.3 220 17 324.1 324.7 292.9 334.2 3.00 6 400 7600 -16.5 -20.4 72 3.9 -17.7 315 16 333.5 333.9 294.4 340.2 1.89 7 300 9700 -31.3 -32.5 89 1.2 -31.5 165 7 341.3 341.4 295.4 344.4 0.83 8 250 10960 -41.5 -47.5 52 6.0 -41.9 130 15 344.4 344.4 295.6 345.2 0.21 9 200 12440 -53.9 -58.7 56 4.8 -54.1 95 32 347.4 347.4 296.1 347.7 0.07 10 150 14220 -67.7 -77.7 23 10.0 -67.8 70 36 353.5 353.5 297.4 353.5 0.01 11 100 16590 -78.1 -89.1 15 11.0 -78.1 275 4 376.8 376.8 301.7 376.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 583.43 mb = 4746.21 m = 15571.35 ft Wetbulb zero: 616.24 mb = 4191.53 m = 13751.57 ft Precipitable water: 2.25 inches Sfc-500 mean rel hum: 76.82 % Est. max temperature: 31.99 C = 89.58 F Sfc-Lift cond lev (LCL): 978.28 mb = 288.58 m = 946.78 ft T: 24.43 C 700-500 lapse rate: 6.44 C/km ThetaE index: 23.70 C Layer 850.0- 400.0 mb Conv cond level (CCL): 896.29 mb = 1056.08 m = 3464.77 ft Mean mixing ratio: 18.23 g/kg Conv temperature: 30.66 C = 87.19 F Cap Strength: 1.47 C Lifted Index: -6.18 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.71 C Lifted Index @700 mb: -1.77 C Showalter Index: -4.13 C Risk: Severe thunderstorms possible Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 24.60 C K Index: 36.80 Risk: > 80 % chance of thunderstorms Sweat Index: 286.60 Risk: None Energy Index: -3.01 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2202.52 J/kg Max Up Vert Vel: 66.37 m/s Conv Inhibition (B-): 13.31 J/kg Cap Strength: 1.40 C Lift Cond Lev (LCL): 929.31 mb = 741.06 m = 2431.25 ft Lev Free Conv (LFC): 874.31 mb = 1271.90 m = 4172.86 ft Equ Level (EL): 144.31 mb = 14446.10 m = 47394.76 ft B at Equ Level: 2197.34 J/kg Wind level data Storm motion: 339 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 ---------------------------------------------------------- 0 998 113 0 0 -0.0 -0.0 | 159 11 -4.0 10.4 1 925 782 15 17 -4.4 -16.4 | 54 10 -8.4 -6.0 2 850 1517 5 20 -1.7 -19.9 | 31 11 -5.7 -9.5 3 700 3162 305 12 9.8 -6.9 | 239 7 5.9 3.5 4 500 5880 220 17 10.9 13.0 | 197 24 7.0 23.4 5 400 7600 315 16 11.3 -11.3 | 277 7 7.4 -0.9 6 300 9700 165 7 -1.8 6.8 | 161 18 -5.8 17.2 7 250 10960 130 15 -11.5 9.6 | 142 25 -15.4 20.0 8 200 12440 95 32 -31.9 2.8 | 110 38 -35.8 13.2 9 150 14220 70 36 -33.8 -12.3 | 87 38 -37.8 -1.9 10 100 16590 275 4 4.0 -0.3 | 180 10 0.0 10.1 Wind Parameters Mean winds (0-6000m): 309.2 at 14.8 knts Storm direction: 339.2 at 11.1 knts Shear (0-3000m) pos: 2.2 neg: 2.3 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 83.1 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -61.0 tot: -61.0 m^2/s^2 ave: -20.3 10^-3 m/s^2 rel: -0.81 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -5.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 88.94 Bulk Shear: 24.76 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 16 6 128 7| 13.1 0.0 13.1| 0.0 -17.2 -17.2 -34.3 -0.77| 13.2-10.2 1000 14 12 83 7| 6.5 2.9 9.4| 0.0 -28.0 -28.0 -28.0 -0.75| 9.8 -7.4 1500 11 14 62 7| 4.4 2.5 6.9| 0.0 -37.4 -37.4 -24.9 -0.77| 7.8 -6.1 2000 5 15 49 7| 3.3 2.2 5.4| 0.0 -47.4 -47.4 -23.7 -0.77| 7.5 -5.8 2500 0 15 39 6| 2.6 2.2 4.9| 0.0 -54.5 -54.5 -21.8 -0.80| 7.2 -5.7 3000 356 15 32 5| 2.2 2.3 4.5| 0.0 -61.0 -61.0 -20.3 -0.81| 6.8 -5.5 4000 343 15 355 3| 1.6 2.5 4.2| 0.0 -68.0 -68.0 -17.0 -0.74| 6.1 -4.5 5000 327 15 294 4| 1.3 2.6 3.9| 0.0 -89.8 -89.8 -18.0 -0.72| 5.7 -4.1 6000 309 15 262 8| 1.1 2.4 3.5| 17.8-118.1-100.3 -16.7 -0.64| 5.6 -3.6 Wrote GIF file: /home/apache/climate/data/raob//SP372/skewt/SP372.skewt.20251205.12.gif