UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051300.upa.cvt Date: 0000Z 13 MAY 25 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 13 MAY 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 102 60 3 SFC 992 169 12.4 12.4 100 0.0 12.4 60 3 286.2 287.8 285.9 311.6 9.15 2 952 514 10.8 9.4 91 1.4 10.0 92 3 288.0 289.3 285.2 309.9 7.79 3 925 755 11.6 10.2 91 1.4 10.8 115 3 291.2 292.7 287.2 315.2 8.47 4 895 1030 10.2 8.0 86 2.2 8.9 181 7 292.5 293.8 286.8 314.1 7.54 5 850 1458 8.6 7.4 92 1.2 7.9 285 13 295.2 296.5 287.8 317.2 7.62 6 708 2952 0.8 -0.6 90 1.4 0.1 224 44 302.4 303.3 288.1 318.0 5.18 7 700 3043 0.2 -1.3 90 1.5 -0.5 220 46 302.7 303.6 288.0 317.8 4.97 8 697 3077 0.0 -1.4 90 1.4 -0.7 220 46 302.9 303.8 288.1 317.9 4.96 9 670 3394 -1.5 -2.3 94 0.8 -1.9 223 48 304.6 305.5 288.5 319.3 4.82 10 600 4266 -6.7 -8.4 88 1.7 -7.4 229 51 308.4 309.0 288.4 319.0 3.38 11 500 5670 -15.3 -17.4 84 2.1 -15.9 240 58 314.4 314.8 289.0 320.8 1.95 12 412 7097 -25.5 -28.4 77 2.9 -26.1 240 41 319.1 319.3 289.5 322.2 0.89 13 400 7310 -27.3 -30.1 77 2.8 -27.8 240 38 319.5 319.7 289.5 322.3 0.78 14 397 7364 -27.9 -30.6 78 2.7 -28.3 240 38 319.4 319.6 289.4 322.1 0.75 15 356 8138 -34.5 -37.5 74 3.0 -34.8 242 43 320.7 320.7 289.4 322.2 0.43 16 349 8277 -35.7 -38.4 76 2.7 -36.0 242 44 320.9 320.9 289.5 322.3 0.40 17 312 9046 -42.5 -45.8 70 3.3 -42.7 244 48 321.8 321.9 289.5 322.6 0.20 18 300 9310 -45.1 -48.1 72 3.0 -45.3 245 50 321.8 321.8 289.5 322.4 0.16 19 295 9422 -46.1 -48.8 74 2.7 -46.2 245 50 321.9 322.0 289.5 322.5 0.15 20 255 10374 -55.1 -58.4 67 3.3 -55.2 241 52 322.3 322.3 289.5 322.5 0.06 21 250 10500 -56.5 -59.7 67 3.2 -56.6 240 52 322.1 322.1 289.5 322.3 0.05 22 240 10758 -57.5 -59.9 74 2.4 -57.6 235 64 324.3 324.3 290.1 324.5 0.05 23 231 10999 -58.5 -60.1 82 1.6 -58.5 236 61 326.4 326.4 290.7 326.6 0.05 24 227 11109 -58.9 -60.8 79 1.9 -58.9 237 59 327.4 327.4 291.0 327.6 0.05 25 214 11478 -59.7 -61.9 75 2.2 -59.7 239 55 331.7 331.7 292.2 331.9 0.04 26 210 11596 -60.3 -62.2 78 1.9 -60.3 240 53 332.6 332.6 292.4 332.8 0.04 27 207 11685 -60.5 -62.9 73 2.4 -60.5 240 52 333.7 333.7 292.7 333.8 0.04 28 200 11900 -59.7 -63.0 65 3.3 -59.7 245 62 338.2 338.2 293.9 338.4 0.04 29 181 12530 -54.9 -60.9 47 6.0 -55.1 248 57 355.8 355.9 297.9 356.1 0.06 30 173 12819 -54.3 -61.3 42 7.0 -54.5 250 55 361.5 361.5 299.0 361.7 0.06 31 150 13730 -55.3 -65.3 28 10.0 -55.6 255 48 374.8 374.8 301.4 375.0 0.04 32 139 14219 -53.1 -66.1 19 13.0 -53.5 260 44 386.9 386.9 303.3 387.1 0.04 33 129 14702 -51.7 -66.7 15 15.0 -52.2 264 40 397.8 397.8 304.9 398.0 0.04 34 122 15063 -53.3 -68.3 14 15.0 -53.8 268 37 401.3 401.3 305.4 401.4 0.03 35 105 16027 -54.5 -73.5 8 19.0 -55.0 277 30 416.6 416.6 307.3 416.7 0.02 36 100 16340 -54.3 -74.3 7 20.0 -54.8 280 27 422.8 422.8 308.0 422.9 0.02 37 74 18249 -57.1 -83.1 2 26.0 -57.6 259 15 454.9 454.9 311.3 455.0 0.01 38 71 18511 -56.9 -81.9 3 25.0 -57.5 256 14 460.8 460.8 311.8 460.8 0.01 39 70 18600 -57.1 -82.1 3 25.0 -57.7 255 13 462.2 462.2 312.0 462.3 0.01 40 69 18691 -57.5 -82.5 3 25.0 -58.0 256 13 463.3 463.3 312.1 463.3 0.01 41 59 19677 -58.1 -82.1 3 24.0 -58.7 265 14 483.1 483.1 313.7 483.2 0.01 42 56 20005 -58.3 -82.3 3 24.0 -58.9 268 14 490.0 490.0 314.2 490.0 0.01 43 52 20472 -57.5 -82.5 3 25.0 -58.2 273 15 502.3 502.3 315.1 502.4 0.01 44 50 20720 -56.9 -81.9 3 25.0 -57.7 275 15 509.4 509.4 315.6 509.4 0.01 45 49 20848 -56.7 -81.7 3 25.0 -57.5 512.8 512.8 315.8 512.9 0.01 46 46 21248 -56.9 -80.9 3 24.0 -57.8 521.7 521.7 316.4 521.8 0.01 47 45 21388 -56.9 -80.9 3 24.0 -57.8 525.0 525.0 316.6 525.1 0.01 48 44 21530 -56.3 529.8 TRP 207 11685 -60.5 -62.9 73 2.4 -60.5 240 52 333.7 333.7 292.7 333.8 0.04 WND 240 10758 -57.5 -59.9 74 2.4 -57.6 235 64 324.3 324.3 290.1 324.5 0.05 Sounding variables and indices 1000-500 mb thick: 5568.00 m Freezing level: 697.00 mb = 3077.49 m = 10096.64 ft Wetbulb zero: 706.60 mb = 2967.50 m = 9735.79 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 89.75 % Est. max temperature: 21.70 C = 71.06 F Sfc-Lift cond lev (LCL): 992.00 mb = 169.49 m = 556.07 ft T: 12.40 C 700-500 lapse rate: 5.90 C/km ThetaE index: 1.74 C Layer 952.0- 925.0 mb Conv cond level (CCL): 846.12 mb = 1495.41 m = 4906.15 ft Mean mixing ratio: 8.20 g/kg Conv temperature: 21.51 C = 70.72 F Cap Strength: 3.97 C Lifted Index: 5.42 C Risk: None Lifted Index @300 mb: 6.82 C Lifted Index @700 mb: 3.08 C Showalter Index: 2.67 C Risk: Showers probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.70 C K Index: 29.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 172.80 Risk: None Energy Index: 0.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.31 J/kg Max Up Vert Vel: 7.39 m/s Conv Inhibition (B-): 22934.47 J/kg Cap Strength: 5.36 C Lift Cond Lev (LCL): 923.07 mb = 772.41 m = 2534.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 263 at 28 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 ---------------------------------------------------------- 0 992 169 60 3 -2.6 -1.5 | 81 30 -30.0 -4.8 1 925 755 115 3 -2.7 1.3 | 86 30 -30.2 -2.0 2 850 1458 285 13 12.6 -3.4 | 66 16 -14.9 -6.7 3 700 3043 220 46 29.6 35.2 | 184 32 2.1 31.9 4 500 5670 240 58 50.2 29.0 | 222 34 22.8 25.7 5 400 7310 240 38 32.9 19.0 | 199 17 5.5 15.7 6 300 9310 245 50 45.3 21.1 | 225 25 17.9 17.8 7 250 10500 240 52 45.0 26.0 | 218 29 17.6 22.7 8 240 10758 235 64 52.4 36.7 | 217 42 25.0 33.4 9 207 11685 240 52 45.0 26.0 | 218 29 17.6 22.7 10 200 11900 245 62 56.2 26.2 | 231 37 28.7 22.9 11 150 13730 255 48 46.4 12.4 | 244 21 18.9 9.1 12 100 16340 280 27 26.6 -4.7 | 6 8 -0.9 -8.0 13 70 18600 255 13 12.6 3.4 | 90 15 -14.9 0.1 14 50 20720 275 15 14.9 -1.3 | 70 13 -12.5 -4.6 Wind Parameters Mean winds (0-6000m): 233.2 at 36.9 knts Storm direction: 263.2 at 27.6 knts Shear (0-3000m) pos: 3.4 neg: 6.8 tot: 10.2 10-3/s Storm rel Dir Shear (0-3000m): 104.6 deg Storm rel helicity (0-3000m) pos: 91.8 neg: -75.5 tot: 16.4 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 206.26 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 83 3 83 31| 2.5 0.0 2.5| 19.4 0.0 19.4 38.9 0.98| 2.5 2.5 1000 148 4 91 30| 6.0 0.0 6.0| 76.1 0.0 76.1 76.1 0.66| 7.6 5.0 1500 285 7 76 21| 6.8 0.0 6.8| 76.1 -48.4 27.7 18.5 -0.03| 11.4 -0.4 2000 269 11 80 17| 5.1 3.4 8.5| 82.0 -48.4 33.6 16.8 0.12| 12.0 1.4 2500 250 15 98 13| 4.1 5.7 9.8| 85.4 -51.0 34.4 13.7 0.11| 12.9 1.5 3000 234 20 127 14| 3.4 6.8 10.2| 91.8 -75.5 16.4 5.5 0.06| 13.2 0.7 4000 229 27 154 16| 3.6 5.1 8.6|159.4 -75.5 83.9 21.0 0.14| 10.9 1.6 5000 231 33 173 18| 3.7 4.1 7.7|232.3 -75.5 156.8 31.4 0.22| 9.6 2.1 6000 233 37 186 19| 3.1 3.4 6.4|271.2 -93.0 178.2 29.7 0.22| 8.9 2.0 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20250513.00.gif