UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U9862... Searching the city database file for: U9862 ... Date:1200Z 29 APR 25 Station: U9862 WMO ident: 29862 Latitude: 53.77 Longitude: 91.32 ------------------------------------------------------------------------------- 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 83 SFC 980 258 21.4 11.4 53 10.0 15.2 0 0 296.3 297.8 289.2 321.4 8.66 2 925 756 18.2 7.2 49 11.0 11.8 165 9 297.9 299.2 288.2 318.2 6.90 3 850 1473 12.8 2.8 51 10.0 7.5 230 13 299.6 300.6 287.4 316.0 5.51 4 700 3066 0.0 -4.4 72 4.4 -2.0 280 9 302.5 303.2 286.9 314.5 3.94 5 692 3158 -0.9 -4.9 74 4.0 -2.7 281 10 302.5 303.2 286.8 314.2 3.84 6 686 3228 -0.9 -4.8 75 3.9 -2.6 281 10 303.2 304.0 287.1 315.2 3.90 7 610 4157 -6.1 -16.1 45 10.0 -9.4 288 18 307.6 307.9 286.5 313.4 1.78 8 532 5217 -12.1 -18.1 61 6.0 -13.9 296 27 312.7 313.0 288.2 318.4 1.73 9 512 5510 -13.9 -27.9 30 14.0 -17.0 299 29 314.0 314.1 287.6 316.5 0.75 10 500 5690 -14.9 -30.9 24 16.0 -18.1 300 31 314.9 315.0 287.7 316.9 0.58 11 478 6029 -16.7 -34.7 19 18.0 -19.9 299 32 316.7 316.8 288.2 318.2 0.42 12 434 6746 -21.7 -31.7 40 10.0 -23.5 297 35 319.2 319.4 289.2 321.4 0.62 13 400 7340 -26.9 -33.9 52 7.0 -27.9 295 38 320.0 320.1 289.3 322.0 0.54 14 361 8071 -31.7 -36.4 63 4.7 -32.3 299 47 323.1 323.2 290.2 324.8 0.47 15 300 9350 -41.5 -47.5 52 6.0 -41.9 305 64 326.9 326.9 291.0 327.5 0.17 16 284 9719 -44.5 -50.5 51 6.0 -44.8 305 67 327.7 327.8 291.2 328.2 0.13 17 250 10560 -51.3 -58.3 43 7.0 -51.5 305 75 329.8 329.8 291.7 330.0 0.06 18 236 10932 -55.1 -62.1 42 7.0 -55.2 303 77 329.5 329.5 291.6 329.7 0.04 19 216 11496 -57.6 -64.6 41 7.0 -57.7 300 79 334.2 334.2 292.9 334.3 0.03 20 200 11980 -59.7 -66.7 40 7.0 -59.8 305 62 338.2 338.2 293.9 338.3 0.02 21 153 13647 -61.5 -69.5 34 8.0 -61.6 305 47 362.1 362.1 299.1 362.2 0.02 22 150 13770 -60.9 -68.9 34 8.0 -61.0 305 46 365.2 365.2 299.7 365.3 0.02 23 137 14336 -57.3 -66.3 31 9.0 -57.5 309 42 381.1 381.1 302.5 381.3 0.04 24 100 16320 -56.9 -68.9 21 12.0 -57.2 325 27 417.8 417.8 307.4 418.0 0.04 25 70 18570 -58.7 -73.7 13 15.0 -59.1 335 21 458.8 458.8 311.7 458.9 0.03 26 53 20315 -60.7 -77.7 9 17.0 -61.2 356 21 492.2 492.2 314.4 492.3 0.02 27 50 20680 -59.5 -76.5 9 17.0 -60.0 360 21 503.3 503.3 315.2 503.4 0.02 28 42 21779 -56.1 -74.1 9 18.0 -57.1 355 16 537.4 537.4 317.4 537.7 0.04 29 30 23920 -55.5 -75.5 7 20.0 -56.9 345 5 593.3 593.4 320.3 593.7 0.05 30 20 26510 -53.7 -76.7 4 23.0 -56.1 350 11 671.8 671.8 323.5 672.3 0.06 31 13 29314 -48.1 -74.1 3 26.0 -53.3 779.3 779.3 326.7 780.5 0.13 TRP 200 11980 -59.7 -66.7 40 7.0 -59.8 305 62 338.2 338.2 293.9 338.3 0.02 WND 216 11496 -57.6 -64.6 41 7.0 -57.7 300 79 334.2 334.2 292.9 334.3 0.03 Sounding variables and indices 1000-500 mb thick: 5607.00 m Freezing level: 700.00 mb = 3066.00 m = 10058.93 ft Wetbulb zero: 731.36 mb = 2706.39 m = 8879.13 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 55.26 % Est. max temperature: 25.07 C = 77.12 F Sfc-Lift cond lev (LCL): 845.16 mb = 1519.85 m = 4986.32 ft T: 12.42 C 700-500 lapse rate: 5.68 C/km ThetaE index: 7.18 C Layer 925.0- 686.0 mb Conv cond level (CCL): 752.59 mb = 2471.67 m = 8109.05 ft Mean mixing ratio: 7.17 g/kg Conv temperature: 26.58 C = 79.84 F Cap Strength: 2.76 C Lifted Index: 2.19 C Risk: None Lifted Index @300 mb: 6.23 C Lifted Index @700 mb: 0.10 C Showalter Index: 3.77 C Risk: None Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.70 C Cross Totals Index: 17.70 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 90.60 Risk: None Energy Index: 0.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.20 J/kg Max Up Vert Vel: 4.52 m/s Conv Inhibition (B-): 119.09 J/kg Cap Strength: 2.76 C Lift Cond Lev (LCL): 794.11 mb = 2031.04 m = 6663.43 ft Lev Free Conv (LFC): 689.11 mb = 3191.48 m = 10470.60 ft Equ Level (EL): 679.11 mb = 3307.54 m = 10851.38 ft B at Equ Level: 9.55 J/kg Max Parcel Lev (MPL): 609.11 mb = 4168.42 m = 13675.75 ft Wind level data Storm motion: 313 at 12 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 ---------------------------------------------------------- 0 980 258 0 0 -0.0 -0.0 | 133 12 -9.1 8.5 1 925 756 165 9 -2.3 8.7 | 146 21 -11.4 17.2 2 850 1473 230 13 10.0 8.4 | 183 17 0.9 16.9 3 700 3066 280 9 8.9 -1.6 | 178 7 -0.2 6.9 4 500 5690 300 31 26.8 -15.5 | 291 19 17.8 -7.0 5 400 7340 295 38 34.4 -16.1 | 287 26 25.4 -7.5 6 300 9350 305 64 52.4 -36.7 | 303 52 43.3 -28.2 7 250 10560 305 75 61.4 -43.0 | 303 63 52.4 -34.5 8 216 11496 300 79 68.4 -39.5 | 298 67 59.3 -31.0 9 200 11980 305 62 50.8 -35.6 | 303 50 41.7 -27.1 10 150 13770 305 46 37.7 -26.4 | 302 34 28.6 -17.9 11 100 16320 325 27 15.5 -22.1 | 335 15 6.4 -13.6 12 70 18570 335 21 8.9 -19.0 | 1 11 -0.2 -10.5 13 50 20680 360 21 -0.0 -21.0 | 36 15 -9.1 -12.5 14 30 23920 345 5 1.3 -4.8 | 115 9 -7.8 3.7 15 20 26510 350 11 1.9 -10.8 | 72 8 -7.2 -2.3 Wind Parameters Mean winds (0-6000m): 283.1 at 16.6 knts Storm direction: 313.1 at 12.4 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 58.5 deg Storm rel helicity (0-3000m) pos: 115.4 neg: -12.9 tot: 102.4 m^2/s^2 ave: 34.1 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 48.50 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 ------------------------------------------------------------------------------- 500 165 5 141 16| 9.3 0.0 9.3| 44.5 -10.0 34.5 69.0 0.37| 16.6 6.1 1000 183 7 151 18| 6.1 0.0 6.1| 89.4 -10.0 79.4 79.4 0.58| 12.8 7.4 1500 206 9 163 18| 4.2 0.0 4.2|110.7 -10.0 100.7 67.1 0.61| 10.7 6.5 2000 219 10 170 16| 2.8 0.0 2.8|112.6 -10.0 102.6 51.3 0.56| 8.9 5.0 2500 228 10 173 15| 2.0 0.0 2.0|112.6 -11.3 101.4 40.5 0.50| 7.8 3.9 3000 235 10 176 14| 1.8 0.0 1.8|115.4 -12.9 102.4 34.1 0.48| 7.1 3.4 4000 255 11 188 12| 2.4 0.0 2.4|130.4 -12.9 117.5 29.4 0.55| 6.4 3.5 5000 272 14 209 9| 2.8 0.0 2.8|149.6 -12.9 136.6 27.3 0.57| 6.0 3.4 6000 283 17 236 9| 2.7 0.2 2.9|159.9 -15.8 144.1 24.0 0.54| 5.6 3.0 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20250429.12.gif