UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 23 APR 25 Station: LFKJ WMO ident: 7761 Latitude: 41.92 Longitude: 8.80 Elevation: 9.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1016 9 18.8 12.8 68 6.0 15.1 240 11 290.6 292.3 287.6 316.6 9.17 1 1000 141 15.0 11.7 81 3.3 13.0 230 11 288.1 289.7 286.2 312.4 8.66 2 925 796 10.8 10.8 100 0.0 10.8 165 7 290.4 291.9 287.2 315.3 8.82 3 850 1499 7.6 3.8 77 3.8 5.6 290 3 294.1 295.2 285.8 311.3 5.92 4 700 3068 -2.5 -15.5 36 13.0 -6.7 310 11 299.7 300.0 283.3 304.8 1.63 5 500 5650 -19.5 -33.5 28 14.0 -21.8 325 11 309.3 309.3 285.6 310.8 0.45 6 400 7270 -32.5 -40.5 45 8.0 -33.3 355 11 312.7 312.8 286.6 313.8 0.28 7 300 9220 -48.9 -56.9 39 8.0 -49.1 335 21 316.4 316.4 287.6 316.7 0.06 8 250 10400 -56.3 -65.3 31 9.0 -56.4 345 29 322.4 322.4 289.5 322.5 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 737.13 mb = 2679.63 m = 8791.34 ft Wetbulb zero: 782.06 mb = 2172.16 m = 7126.42 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 52.75 % Est. max temperature: 21.46 C = 70.63 F Sfc-Lift cond lev (LCL): 929.40 mb = 756.17 m = 2480.86 ft T: 11.06 C 700-500 lapse rate: 6.58 C/km ThetaE index: 10.45 C Layer 850.0- 500.0 mb Conv cond level (CCL): 920.61 mb = 835.59 m = 2741.41 ft Mean mixing ratio: 8.76 g/kg Conv temperature: 18.74 C = 65.73 F Cap Strength: 0.90 C Lifted Index: 0.28 C Risk: Showers probable Lifted Index @300 mb: 2.00 C Lifted Index @700 mb: -0.35 C Showalter Index: 1.98 C Risk: Showers probable Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 23.30 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 90.60 Risk: None Energy Index: -0.10 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.19 J/kg Max Up Vert Vel: 8.62 m/s Conv Inhibition (B-): 32.86 J/kg Cap Strength: 1.24 C Lift Cond Lev (LCL): 936.80 mb = 689.54 m = 2262.25 ft Lev Free Conv (LFC): 741.80 mb = 2599.35 m = 8527.95 ft Equ Level (EL): 521.80 mb = 5322.58 m = 17462.34 ft B at Equ Level: 36.91 J/kg Max Parcel Lev (MPL): 371.80 mb = 7765.64 m = 25477.50 ft Wind level data Storm motion: 335 at 7 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 1016 9 240 11 9.5 5.5 | 210 13 6.7 11.7 1 1000 141 230 11 8.4 7.1 | 203 14 5.6 13.3 2 925 796 165 7 -1.8 6.8 | 160 14 -4.7 13.0 3 850 1499 290 3 2.8 -1.0 | 180 5 -0.0 5.2 4 700 3068 310 11 8.4 -7.1 | 279 6 5.6 -0.9 5 500 5650 325 11 6.3 -9.0 | 309 4 3.5 -2.8 6 400 7270 355 11 1.0 -11.0 | 22 5 -1.9 -4.8 7 300 9220 335 21 8.9 -19.0 | 335 14 6.0 -12.8 8 250 10400 345 29 7.5 -28.0 | 348 22 4.7 -21.8 Wind Parameters Mean winds (0-6000m): 305.4 at 9.1 knts Storm direction: 335.4 at 6.8 knts Shear (0-3000m) pos: 2.8 neg: 1.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 66.3 deg Storm rel helicity (0-3000m) pos: 26.3 neg: -48.1 tot: -21.8 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.65 Bulk Shear: 22.58 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 ------------------------------------------------------------------------------- 500 220 10 195 14| 0.0 8.3 8.3| 0.0 -32.0 -32.0 -63.9 -0.97| 8.8 -8.6 1000 207 9 185 14| 1.6 4.2 5.8| 11.6 -46.7 -35.0 -35.0 -0.52| 8.6 -4.5 1500 207 7 182 13| 3.3 2.8 6.1| 17.1 -48.1 -30.9 -20.6 -0.32| 8.2 -2.6 2000 221 7 187 11| 2.9 2.1 5.0| 20.1 -48.1 -28.0 -14.0 -0.19| 6.8 -1.3 2500 242 7 198 10| 2.8 1.7 4.5| 23.1 -48.1 -25.0 -10.0 -0.08| 6.0 -0.5 3000 264 7 211 8| 2.8 1.4 4.2| 26.3 -48.1 -21.8 -7.3 0.00| 5.5 0.0 4000 287 8 231 6| 2.2 1.0 3.3| 28.0 -48.1 -20.0 -5.0 0.04| 4.3 0.2 5000 298 9 246 5| 1.8 0.8 2.7| 29.3 -48.1 -18.7 -3.7 0.07| 3.5 0.2 6000 305 9 258 5| 1.6 0.7 2.3| 31.6 -48.1 -16.5 -2.7 0.11| 3.1 0.4 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250423.12.gif