UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 30 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 1019 9 22.6 13.6 57 9.0 16.9 225 9 294.2 295.9 289.3 321.8 9.64 1 1000 169 19.2 7.2 46 12.0 12.4 220 9 292.4 293.5 285.6 310.7 6.37 2 925 835 15.8 5.8 51 10.0 10.2 315 5 295.5 296.6 286.6 313.7 6.26 3 850 1546 10.8 0.8 50 10.0 5.7 35 3 297.5 298.3 285.9 311.6 4.77 4 700 3127 -0.7 -11.7 43 11.0 -4.8 110 5 301.7 302.1 284.8 308.7 2.23 5 500 5720 -19.7 -36.7 21 17.0 -22.2 240 1 309.0 309.1 285.4 310.2 0.33 6 400 7320 -33.5 -47.5 23 14.0 -34.5 135 3 311.4 311.5 286.0 311.9 0.13 7 300 9280 -47.9 -57.9 31 10.0 -48.2 55 3 317.8 317.8 288.1 318.0 0.05 8 250 10470 -54.3 -66.3 22 12.0 -54.5 315 13 325.3 325.3 290.4 325.4 0.02 9 233 10916 -56.7 -68.7 21 12.0 -56.9 300 23 328.3 328.3 291.3 328.4 0.02 10 200 11880 -55.9 -74.9 8 19.0 -56.1 305 25 344.2 344.2 295.3 344.3 0.01 11 150 13710 -56.1 -87.1 1 31.0 -56.4 310 29 373.4 373.4 301.2 373.4 0.00 12 100 16260 -60.1 -89.1 1 29.0 -60.4 305 23 411.6 411.6 306.7 411.6 0.00 TRP 233 10916 -56.7 -68.7 21 12.0 -56.9 300 23 328.3 328.3 291.3 328.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5551.00 m Freezing level: 709.13 mb = 3030.77 m = 9943.33 ft Wetbulb zero: 768.24 mb = 2369.51 m = 7773.89 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 40.42 % Est. max temperature: 25.40 C = 77.72 F Sfc-Lift cond lev (LCL): 892.38 mb = 1136.92 m = 3730.01 ft T: 13.68 C 700-500 lapse rate: 7.33 C/km ThetaE index: 11.12 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 753.32 mb = 2529.22 m = 8297.88 ft Mean mixing ratio: 6.62 g/kg Conv temperature: 28.62 C = 83.52 F Cap Strength: 4.04 C Lifted Index: 0.73 C Risk: Showers probable Lifted Index @300 mb: 3.70 C Lifted Index @700 mb: 1.98 C Showalter Index: 1.61 C Risk: Showers probable Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.50 C Cross Totals Index: 20.50 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 56.60 Risk: None Energy Index: -0.24 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.43 J/kg Max Up Vert Vel: 2.62 m/s Conv Inhibition (B-): 8381.75 J/kg Cap Strength: 4.04 C Lift Cond Lev (LCL): 824.25 mb = 1796.54 m = 5894.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 146 at 3 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 1019 9 225 9 6.4 6.4 | 244 9 8.0 4.0 1 1000 169 220 9 5.8 6.9 | 239 9 7.4 4.5 2 925 835 315 5 3.5 -3.5 | 319 8 5.2 -5.9 3 850 1546 35 3 -1.7 -2.5 | 1 5 -0.1 -4.8 4 700 3127 110 5 -4.7 1.7 | 78 3 -3.1 -0.7 5 500 5720 240 1 0.9 0.5 | 307 3 2.5 -1.9 6 400 7320 135 3 -2.1 2.1 | 62 1 -0.5 -0.3 7 300 9280 55 3 -2.5 -1.7 | 11 4 -0.8 -4.1 8 250 10470 315 13 9.2 -9.2 | 317 16 10.8 -11.6 9 233 10916 300 23 19.9 -11.5 | 303 26 21.5 -13.9 10 200 11880 305 25 20.5 -14.3 | 307 28 22.1 -16.7 11 150 13710 310 29 22.2 -18.6 | 311 32 23.8 -21.0 12 100 16260 305 23 18.8 -13.2 | 307 26 20.5 -15.6 Wind Parameters Mean winds (0-6000m): 115.8 at 3.9 knts Storm direction: 145.8 at 2.9 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -174.6 deg Storm rel helicity (0-3000m) pos: 41.3 neg: -1.1 tot: 40.2 m^2/s^2 ave: 13.4 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 15.11 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 ------------------------------------------------------------------------------- 500 234 8 253 9| 6.4 0.0 6.4| 15.7 -1.1 14.6 29.2 0.87| 7.5 6.5 1000 251 7 271 8| 5.8 0.0 5.8| 30.4 -1.1 29.3 29.3 0.92| 7.3 6.7 1500 269 6 287 8| 4.1 0.0 4.1| 35.8 -1.1 34.7 23.1 0.89| 6.2 5.6 2000 285 5 299 8| 3.2 0.0 3.2| 37.7 -1.1 36.6 18.3 0.90| 5.1 4.6 2500 309 5 315 8| 2.6 0.0 2.6| 39.5 -1.1 38.4 15.4 0.90| 4.4 4.0 3000 9 5 353 7| 2.1 0.0 2.1| 41.3 -1.1 40.2 13.4 0.90| 4.0 3.6 4000 115 5 82 3| 1.1 0.0 1.1| 42.9 -1.1 41.8 10.5 0.88| 3.5 3.1 5000 124 4 92 2| 0.7 0.0 0.7| 43.9 -1.1 42.8 8.6 0.88| 3.1 2.8 6000 116 4 69 2| 0.7 0.0 0.7| 44.9 -1.4 43.4 7.2 0.85| 2.8 2.4 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250430.12.gif