UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for LFKJ... Searching the city database file for: LFKJ ... Date:0000Z 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 1017 9 13.0 11.2 89 1.8 12.0 85 3 284.8 286.2 284.4 307.5 8.23 1 1000 149 13.8 12.1 89 1.7 12.8 105 1 287.0 288.5 285.9 311.7 8.90 2 925 801 9.8 6.4 79 3.4 8.0 315 3 289.3 290.5 284.5 307.8 6.52 3 850 1500 6.8 -0.2 61 7.0 3.4 250 5 293.3 294.1 283.9 306.2 4.43 4 700 3068 -2.3 -16.3 33 14.0 -6.8 215 5 299.9 300.2 283.3 304.8 1.53 5 500 5650 -20.3 -27.3 54 7.0 -21.7 80 5 308.3 308.4 285.7 311.0 0.81 6 400 7250 -33.3 -42.3 40 9.0 -34.1 160 5 311.7 311.8 286.2 312.5 0.23 7 300 9210 -49.3 -51.2 80 1.9 -49.4 155 7 315.9 315.9 287.5 316.3 0.11 8 250 10380 -58.5 -62.2 62 3.7 -58.6 135 17 319.1 319.1 288.5 319.2 0.04 9 240 10635 -60.1 -63.7 63 3.6 -60.2 155 21 320.4 320.4 288.9 320.6 0.03 10 200 11790 -53.3 -76.3 4 23.0 -53.7 265 13 348.4 348.4 296.3 348.4 0.01 11 150 13660 -51.3 -83.3 1 32.0 -51.8 275 15 381.7 381.7 302.5 381.7 0.00 12 100 16270 -54.5 -85.5 1 31.0 -55.1 255 29 422.4 422.4 308.0 422.4 0.00 TRP 240 10635 -60.1 -63.7 63 3.6 -60.2 155 21 320.4 320.4 288.9 320.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5501.00 m Freezing level: 737.91 mb = 2671.69 m = 8765.29 ft Wetbulb zero: 799.42 mb = 1995.43 m = 6546.59 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 53.19 % Est. max temperature: 20.61 C = 69.09 F Sfc-Lift cond lev (LCL): 989.89 mb = 233.94 m = 767.51 ft T: 13.28 C 700-500 lapse rate: 6.97 C/km ThetaE index: 6.98 C Layer 925.0- 500.0 mb Conv cond level (CCL): 884.57 mb = 1170.45 m = 3840.01 ft Mean mixing ratio: 7.74 g/kg Conv temperature: 19.67 C = 67.40 F Cap Strength: 2.02 C Lifted Index: 2.24 C Risk: None Lifted Index @300 mb: 4.65 C Lifted Index @700 mb: 2.02 C Showalter Index: 4.41 C Risk: None Total Totals Index: 47.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 20.10 C K Index: 12.90 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 1.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.73 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 10284.78 J/kg Cap Strength: 2.21 C Lift Cond Lev (LCL): 931.92 mb = 738.70 m = 2423.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 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 1017 9 85 3 -3.0 -0.3 | 69 6 -5.7 -2.2 1 1000 149 105 1 -1.0 0.3 | 65 4 -3.7 -1.7 2 925 801 315 3 2.1 -2.1 | 9 4 -0.6 -4.1 3 850 1500 250 5 4.7 1.7 | 277 2 1.9 -0.3 4 700 3068 215 5 2.9 4.1 | 183 2 0.1 2.1 5 500 5650 80 5 -4.9 -0.9 | 70 8 -7.7 -2.8 6 400 7250 160 5 -1.7 4.7 | 121 5 -4.5 2.7 7 300 9210 155 7 -3.0 6.3 | 127 7 -5.7 4.4 8 250 10380 135 17 -12.0 12.0 | 124 18 -14.8 10.1 9 240 10635 155 21 -8.9 19.0 | 146 21 -11.6 17.1 10 200 11790 265 13 13.0 1.1 | 275 10 10.2 -0.8 11 150 13660 275 15 14.9 -1.3 | 285 13 12.2 -3.3 12 100 16270 255 29 28.0 7.5 | 258 26 25.3 5.5 Wind Parameters Mean winds (0-6000m): 204.5 at 4.5 knts Storm direction: 234.5 at 3.4 knts Shear (0-3000m) pos: 0.0 neg: 1.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 116.9 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -11.3 tot: -11.3 m^2/s^2 ave: -3.8 10^-3 m/s^2 rel: -0.82 Storm rel vorticity (0-3000m) horiz: 2.6 stream: -2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.10 Bulk Shear: 4.63 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 63 2 57 5| 0.0 2.8 2.8| 0.0 -3.0 -3.0 -6.0 -0.55| 4.2 -2.4 1000 327 2 21 4| 0.0 3.3 3.3| 0.0 -7.7 -7.7 -7.7 -0.73| 4.4 -3.2 1500 286 3 358 3| 0.0 2.7 2.7| 0.0 -10.0 -10.0 -6.7 -0.78| 4.2 -3.3 2000 266 3 338 2| 0.0 2.0 2.0| 0.0 -10.5 -10.5 -5.2 -0.80| 3.4 -2.7 2500 255 4 318 1| 0.0 1.6 1.6| 0.0 -10.9 -10.9 -4.4 -0.81| 2.9 -2.4 3000 246 4 292 1| 0.0 1.3 1.3| 0.0 -11.3 -11.3 -3.8 -0.82| 2.6 -2.1 4000 229 4 210 1| 0.0 0.7 0.7| 0.0 -14.4 -14.4 -3.6 -0.80| 2.5 -2.0 5000 214 4 171 2| 0.0 0.3 0.3| 0.0 -20.7 -20.7 -4.1 -0.81| 2.5 -2.0 6000 205 5 158 2| 0.1 0.2 0.3| 2.8 -26.1 -23.3 -3.9 -0.74| 2.4 -1.8 Wrote GIF file: /home/apache/climate/data/raob//LFKJ/skewt/LFKJ.skewt.20250423.00.gif