UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:1200Z 28 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 1020 9 19.6 14.6 73 5.0 16.4 220 11 291.1 292.9 288.8 320.2 10.29 1 1000 173 15.6 14.0 90 1.6 14.6 225 11 288.8 290.5 287.8 317.0 10.09 2 925 832 13.6 7.6 67 6.0 10.2 300 5 293.2 294.5 286.6 313.6 7.09 3 850 1537 8.0 5.5 84 2.5 6.6 75 7 294.5 295.7 286.7 313.9 6.67 4 700 3106 -3.7 -3.7 100 0.0 -3.7 85 13 298.4 299.1 285.6 310.8 4.15 5 500 5680 -18.3 -33.3 26 15.0 -20.8 10 11 310.7 310.8 286.2 312.3 0.46 6 400 7290 -32.9 -43.9 32 11.0 -33.8 190 3 312.2 312.3 286.4 312.9 0.19 7 300 9250 -48.3 -60.3 24 12.0 -48.6 95 19 317.3 317.3 287.9 317.4 0.04 8 250 10420 -57.1 -66.1 31 9.0 -57.2 95 19 321.2 321.2 289.1 321.3 0.02 9 221 11195 -59.7 -69.7 26 10.0 -59.8 70 19 328.7 328.7 291.3 328.8 0.01 10 200 11820 -58.7 -71.7 17 13.0 -58.9 350 7 339.8 339.8 294.3 339.9 0.01 11 150 13650 -56.7 -83.7 2 27.0 -57.0 355 13 372.4 372.4 301.0 372.4 0.00 12 100 16210 -57.7 -87.7 1 30.0 -58.1 275 19 416.2 416.2 307.3 416.3 0.00 TRP 221 11195 -59.7 -69.7 26 10.0 -59.8 70 19 328.7 328.7 291.3 328.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5507.00 m Freezing level: 747.44 mb = 2609.82 m = 8562.30 ft Wetbulb zero: 753.95 mb = 2505.99 m = 8221.67 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 74.54 % Est. max temperature: 22.70 C = 72.86 F Sfc-Lift cond lev (LCL): 947.26 mb = 631.00 m = 2070.20 ft T: 14.21 C 700-500 lapse rate: 5.67 C/km ThetaE index: 6.57 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 875.78 mb = 1287.87 m = 4225.26 ft Mean mixing ratio: 8.82 g/kg Conv temperature: 22.59 C = 72.67 F Cap Strength: 2.39 C Lifted Index: 0.43 C Risk: Showers probable Lifted Index @300 mb: 1.34 C Lifted Index @700 mb: -2.37 C Showalter Index: 1.60 C Risk: Showers probable Total Totals Index: 50.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 23.80 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 113.00 Risk: None Energy Index: -0.37 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 229.07 J/kg Max Up Vert Vel: 21.40 m/s Conv Inhibition (B-): 41.91 J/kg Cap Strength: 2.39 C Lift Cond Lev (LCL): 917.65 mb = 898.55 m = 2947.96 ft Lev Free Conv (LFC): 812.65 mb = 1900.17 m = 6234.06 ft Equ Level (EL): 512.65 mb = 5488.91 m = 18008.03 ft B at Equ Level: 179.43 J/kg Max Parcel Lev (MPL): 242.65 mb = 10607.61 m = 34801.46 ft Wind level data Storm motion: 89 at 8 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 1020 9 220 11 7.1 8.4 | 240 17 14.8 8.6 1 1000 173 225 11 7.8 7.8 | 243 17 15.5 7.9 2 925 832 300 5 4.3 -2.5 | 281 12 12.0 -2.3 3 850 1537 75 7 -6.8 -1.8 | 330 2 0.9 -1.6 4 700 3106 85 13 -13.0 -1.1 | 80 5 -5.2 -1.0 5 500 5680 10 11 -1.9 -10.8 | 331 12 5.8 -10.7 6 400 7290 190 3 0.5 3.0 | 249 9 8.2 3.1 7 300 9250 95 19 -18.9 1.7 | 99 11 -11.2 1.8 8 250 10420 95 19 -18.9 1.7 | 99 11 -11.2 1.8 9 221 11195 70 19 -17.9 -6.5 | 58 12 -10.2 -6.3 10 200 11820 350 7 1.2 -6.9 | 307 11 8.9 -6.7 11 150 13650 355 13 1.1 -13.0 | 325 16 8.8 -12.8 12 100 16210 275 19 18.9 -1.7 | 273 27 26.6 -1.5 Wind Parameters Mean winds (0-6000m): 58.8 at 10.3 knts Storm direction: 88.8 at 7.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -162.2 deg Storm rel helicity (0-3000m) pos: 71.2 neg: 0.0 tot: 71.2 m^2/s^2 ave: 23.7 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.0 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 4.23 Bulk Shear: 54.20 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 10 249 17| 7.8 0.0 7.8| 33.9 0.0 33.9 67.8 0.96| 8.2 7.9 1000 247 8 258 15| 7.3 0.0 7.3| 57.1 0.0 57.1 57.1 0.89| 8.3 7.4 1500 253 7 261 15| 6.0 0.0 6.0| 68.4 0.0 68.4 45.6 0.73| 9.1 6.6 2000 229 8 249 14| 4.8 0.0 4.8| 69.2 0.0 69.2 34.6 0.73| 7.4 5.4 2500 88 8 70 0| 4.2 0.0 4.2| 70.1 0.0 70.1 28.1 0.73| 6.4 4.6 3000 86 9 62 1| 3.8 0.0 3.8| 71.2 0.0 71.2 23.7 0.72| 5.6 4.0 4000 79 10 47 2| 2.8 0.7 3.5| 71.4 -8.6 62.9 15.7 0.46| 5.0 2.3 5000 68 10 26 4| 2.3 1.1 3.4| 71.4 -20.1 51.4 10.3 0.29| 4.7 1.3 6000 59 10 12 5| 2.1 1.2 3.2| 78.7 -28.6 50.1 8.3 0.24| 4.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250428.12.gif