UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for LK952... Searching the city database file for: LK952 ... Date:1200Z 17 APR 25 Station: LK952 WMO ident: 11952 Latitude: 49.03 Longitude: 20.32 ------------------------------------------------------------------------------- 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 128 SFC 936 705 22.6 8.6 41 14.0 14.1 155 7 301.4 302.8 289.9 323.7 7.51 2 935 714 20.4 8.4 46 12.0 13.3 155 8 299.2 300.6 289.1 321.1 7.41 3 927 788 19.4 8.4 49 11.0 12.9 151 14 299.0 300.3 289.0 321.0 7.48 4 925 807 18.8 7.8 49 11.0 12.3 150 15 298.5 299.8 288.6 319.7 7.19 5 850 1521 12.0 7.0 71 5.0 9.1 180 9 298.7 300.1 288.9 320.5 7.41 6 773 2307 4.8 4.8 100 0.0 4.8 202 19 299.2 300.5 288.7 319.8 6.99 7 734 2729 2.6 2.6 100 0.0 2.6 214 24 301.2 302.4 288.8 320.0 6.30 8 727 2806 1.6 -2.2 76 3.8 -0.2 216 25 301.0 301.8 286.9 314.5 4.48 9 714 2952 2.8 -10.2 38 13.0 -2.4 220 27 303.9 304.3 285.9 311.6 2.46 10 709 3009 3.4 -3.6 60 7.0 0.1 222 28 305.1 305.9 288.1 317.8 4.13 11 700 3113 3.0 -4.0 60 7.0 -0.3 225 29 305.8 306.6 288.2 318.3 4.06 12 698 3136 2.8 -4.2 60 7.0 -0.4 225 29 305.8 306.6 288.2 318.2 4.01 13 623 4047 -3.7 -10.7 58 7.0 -6.4 228 25 308.5 309.0 287.8 317.1 2.71 14 605 4278 -4.3 -20.3 27 16.0 -9.2 229 24 310.4 310.6 286.9 314.6 1.26 15 600 4344 -4.5 -19.5 30 15.0 -9.2 230 24 310.9 311.2 287.2 315.4 1.36 16 500 5750 -16.3 -23.3 55 7.0 -18.0 235 17 313.2 313.4 287.8 317.1 1.17 17 479 6070 -19.3 -23.6 69 4.3 -20.3 232 18 313.3 313.6 287.9 317.3 1.19 18 456 6432 -22.1 -27.1 64 5.0 -23.1 229 19 314.3 314.4 287.9 317.4 0.91 19 439 6709 -23.7 -32.7 43 9.0 -25.2 226 19 315.7 315.8 288.0 317.6 0.56 20 429 6877 -24.9 -44.9 14 20.0 -27.0 225 20 316.2 316.3 287.7 316.8 0.16 21 400 7380 -28.7 -40.7 31 12.0 -30.0 220 21 317.7 317.7 288.3 318.7 0.27 22 374 7858 -32.3 -38.3 55 6.0 -33.0 222 25 319.1 319.2 288.9 320.4 0.37 23 329 8753 -38.5 -50.5 27 12.0 -39.2 227 31 322.5 322.5 289.6 322.9 0.11 24 300 9380 -44.1 -55.1 28 11.0 -44.5 230 36 323.2 323.2 289.8 323.5 0.07 25 250 10570 -54.5 -63.5 32 9.0 -54.6 235 33 325.0 325.0 290.3 325.2 0.03 26 247 10647 -55.1 -65.1 28 10.0 -55.3 234 32 325.3 325.3 290.4 325.4 0.02 27 217 11458 -62.9 -67.0 58 4.1 -63.0 218 26 325.5 325.5 290.5 325.6 0.02 28 211 11630 -64.1 -68.5 55 4.4 -64.1 215 25 326.2 326.2 290.6 326.3 0.02 29 207 11747 -61.3 -68.3 39 7.0 -61.4 210 30 332.4 332.4 292.4 332.5 0.02 30 200 11960 -62.3 -70.3 33 8.0 -62.4 200 38 334.1 334.1 292.9 334.2 0.01 31 191 12244 -62.9 -72.9 25 10.0 -63.0 201 37 337.6 337.6 293.7 337.6 0.01 32 183 12509 -62.1 -76.1 14 14.0 -62.2 202 35 343.0 343.0 295.0 343.1 0.01 33 174 12826 -54.3 -79.3 3 25.0 -54.6 202 34 360.9 360.9 298.9 360.9 0.00 34 164 13205 -55.3 -82.3 2 27.0 -55.6 203 32 365.4 365.4 299.7 365.4 0.00 35 153 13652 -52.1 -82.1 2 30.0 -52.6 205 30 378.2 378.2 301.9 378.2 0.00 36 150 13780 -52.9 -82.9 1 30.0 -53.4 205 29 378.9 378.9 302.1 378.9 0.00 37 109 15819 -59.3 -85.3 2 26.0 -59.6 181 16 403.1 403.1 305.6 403.1 0.00 38 100 16360 -60.1 -86.1 2 26.0 -60.4 175 13 411.6 411.6 306.7 411.6 0.00 39 70 18590 -58.3 -86.3 2 28.0 -58.8 165 9 459.7 459.7 311.7 459.7 0.00 40 62 19356 -56.7 -85.7 1 29.0 -57.4 156 7 479.4 479.4 313.4 479.5 0.00 41 50 20710 -59.7 -87.7 1 28.0 -60.3 140 3 502.8 502.8 315.1 502.8 0.00 42 47 21096 -60.7 -87.7 2 27.0 -61.3 135 4 509.4 509.4 315.6 509.4 0.00 43 37 22601 -55.7 -85.7 1 30.0 -56.9 116 7 558.3 558.3 318.5 558.3 0.01 44 30 23930 -57.5 -86.5 1 29.0 -58.7 100 9 587.9 587.9 320.0 587.9 0.01 45 23 25629 -52.7 -84.7 1 32.0 -55.2 107 17 648.4 648.4 322.6 648.5 0.01 46 20 26530 -53.7 -84.7 1 31.0 -56.2 110 21 671.8 671.8 323.5 671.9 0.02 47 15 28387 -52.3 -84.3 1 32.0 -55.8 120 22 734.1 734.1 325.5 734.2 0.02 48 12 29829 -53.3 -85.3 1 32.0 -57.1 128 22 778.9 778.9 326.7 779.1 0.02 49 10 31010 -50.9 -83.9 1 33.0 -56.0 135 23 829.5 829.6 328.0 829.9 0.03 50 8.2 32322 -44.1 -81.1 1 37.0 -53.1 904.9 904.9 329.5 905.6 0.07 51 7.2 33193 -44.7 -80.7 1 36.0 -53.9 936.7 936.7 330.1 937.6 0.08 52 4.6 36246 -36.3 -79.3 0 43.0 -52.9 1103.9 1104.0 332.7 1106.0 0.16 TRP 211 11630 -64.1 -68.5 55 4.4 -64.1 215 25 326.2 326.2 290.6 326.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5622.00 m Freezing level: 665.69 mb = 3528.33 m = 11575.76 ft Wetbulb zero: 727.53 mb = 2800.17 m = 9186.80 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 60.66 % Est. max temperature: 20.37 C = 68.66 F Sfc-Lift cond lev (LCL): 760.80 mb = 2436.66 m = 7994.18 ft T: 4.12 C 700-500 lapse rate: 7.32 C/km ThetaE index: 8.48 C Layer 727.0- 709.0 mb Conv cond level (CCL): 781.27 mb = 2219.07 m = 7280.33 ft Mean mixing ratio: 7.32 g/kg Conv temperature: 20.39 C = 68.70 F Cap Strength: 2.45 C Lifted Index: -0.03 C Risk: Thunderstorms probable Lifted Index @300 mb: 2.58 C Lifted Index @700 mb: 2.45 C Showalter Index: -0.21 C Risk: Thunderstorms probable Total Totals Index: 51.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 23.30 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 171.00 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.88 J/kg Max Up Vert Vel: 6.91 m/s Conv Inhibition (B-): 6.74 J/kg Cap Strength: 2.65 C Lift Cond Lev (LCL): 786.30 mb = 2165.93 m = 7105.98 ft Lev Free Conv (LFC): 771.30 mb = 2325.09 m = 7628.16 ft Equ Level (EL): 721.30 mb = 2869.80 m = 9415.25 ft B at Equ Level: 3.88 J/kg Max Parcel Lev (MPL): 711.30 mb = 2982.90 m = 9786.30 ft Wind level data Storm motion: 251 at 15 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 ---------------------------------------------------------- 0 936 705 155 7 -3.0 6.3 | 95 17 -17.0 1.6 1 925 807 150 15 -7.5 13.0 | 111 23 -21.5 8.2 2 850 1521 180 9 0.0 9.0 | 107 15 -14.0 4.2 3 700 3113 225 29 20.5 20.5 | 202 17 6.5 15.7 4 500 5750 235 17 13.9 9.8 | 179 5 -0.1 5.0 5 400 7380 220 21 13.5 16.1 | 177 11 -0.5 11.3 6 300 9380 230 36 27.6 23.1 | 216 23 13.6 18.4 7 250 10570 235 33 27.0 18.9 | 223 19 13.0 14.2 8 211 11630 215 25 14.3 20.5 | 181 16 0.3 15.7 9 200 11960 200 38 13.0 35.7 | 178 31 -1.0 30.9 10 150 13780 205 29 12.3 26.3 | 175 22 -1.8 21.5 11 100 16360 175 13 -1.1 13.0 | 118 17 -15.1 8.2 12 70 18590 165 9 -2.3 8.7 | 103 17 -16.3 3.9 13 50 20710 140 3 -1.9 2.3 | 81 16 -15.9 -2.5 14 30 23930 100 9 -8.9 1.6 | 82 23 -22.9 -3.2 15 20 26530 110 21 -19.7 7.2 | 94 34 -33.7 2.4 16 10 31010 135 23 -16.3 16.3 | 111 32 -30.3 11.5 Wind Parameters Mean winds (0-6000m): 221.2 at 19.7 knts Storm direction: 251.2 at 14.8 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 106.7 deg Storm rel helicity (0-3000m) pos: 128.4 neg: -6.2 tot: 122.2 m^2/s^2 ave: 40.7 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.53 Bulk Shear: 44.94 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 ------------------------------------------------------------------------------- 500 156 13 110 20| 5.2 0.0 5.2| 30.1 -0.7 29.5 58.9 0.44| 13.3 5.9 1000 164 12 110 18| 3.3 0.0 3.3| 39.4 -5.8 33.6 33.6 0.37| 9.6 3.5 1500 176 13 117 17| 4.6 0.0 4.6| 66.9 -5.8 61.1 40.7 0.54| 8.9 4.8 2000 190 15 130 15| 5.4 0.0 5.4| 98.2 -5.8 92.4 46.2 0.65| 8.8 5.7 2500 204 17 147 13| 5.6 0.0 5.6|128.4 -5.8 122.6 49.0 0.70| 8.6 6.0 3000 210 19 157 12| 4.3 0.0 4.3|128.4 -6.2 122.2 40.7 0.66| 7.6 5.0 4000 216 20 169 12| 2.7 0.0 2.7|128.4 -8.5 119.9 30.0 0.58| 6.3 3.7 5000 219 20 173 11| 1.8 0.0 1.8|128.4 -12.2 116.2 23.2 0.49| 5.5 2.7 6000 221 20 174 10| 1.5 0.3 1.8|128.5 -12.5 116.0 19.3 0.46| 4.9 2.3 Wrote GIF file: /home/apache/climate/data/raob//LK952/skewt/LK952.skewt.20250417.12.gif