UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for U7713... Searching the city database file for: U7713 ... Date:0000Z 15 OCT 25 Station: U7713 WMO ident: 27713 ------------------------------------------------------------------------------- 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 79 SFC 986 194 3.8 1.2 83 2.6 2.7 255 3 278.1 278.8 276.5 289.7 4.23 2 941 571 0.2 -1.4 89 1.6 -0.4 240 15 278.1 278.8 275.7 288.3 3.66 3 925 708 -0.3 -1.7 90 1.4 -0.9 235 19 279.0 279.6 276.2 289.1 3.65 4 850 1380 -4.3 -5.9 89 1.6 -4.9 250 21 281.6 282.1 276.6 289.8 2.89 5 700 2883 -13.9 -15.9 85 2.0 -14.4 280 23 287.1 287.4 277.6 291.8 1.58 6 699 2894 -13.9 -15.9 85 2.0 -14.4 280 23 287.2 287.5 277.6 291.9 1.58 7 537 4834 -28.5 -30.6 82 2.1 -28.7 276 21 292.3 292.4 278.6 294.1 0.56 8 500 5340 -32.9 -35.0 81 2.1 -33.1 275 21 292.9 293.0 278.7 294.2 0.39 9 408 6737 -44.5 -47.5 72 3.0 -44.6 293 23 295.5 295.5 279.5 295.9 0.13 10 400 6870 -45.1 -48.0 73 2.9 -45.2 295 23 296.4 296.4 279.9 296.8 0.12 11 347 7807 -51.5 -54.5 70 3.0 -51.6 310 27 300.0 300.0 281.4 300.3 0.07 12 300 8760 -47.9 -51.6 65 3.7 -48.0 315 19 317.8 317.9 288.2 318.3 0.11 13 289 9007 -46.5 -50.2 66 3.7 -46.7 314 19 323.3 323.3 289.9 323.8 0.13 14 250 9970 -45.5 -50.3 58 4.8 -45.7 310 17 338.4 338.5 294.1 339.0 0.15 15 200 11450 -46.7 -53.7 45 7.0 -47.1 320 13 358.8 358.8 298.6 359.4 0.13 16 150 13350 -48.5 -56.5 39 8.0 -49.0 335 13 386.5 386.5 303.3 387.1 0.12 17 145 13574 -48.1 -56.1 39 8.0 -48.6 335 13 391.0 391.0 304.0 391.6 0.13 18 122 14704 -52.5 -60.5 37 8.0 -52.9 338 14 402.7 402.7 305.6 403.2 0.09 19 100 15990 -52.9 -61.9 33 9.0 -53.4 340 15 425.5 425.5 308.4 426.0 0.09 20 70 18260 -56.9 -64.9 36 8.0 -57.3 330 11 462.7 462.7 312.1 463.2 0.09 21 50 20380 -58.9 -66.9 35 8.0 -59.3 325 7 504.7 504.7 315.3 505.3 0.09 22 32 23176 -60.9 -68.9 34 8.0 -61.4 294 12 568.0 568.1 319.1 568.8 0.11 23 30 23580 -59.5 -67.5 35 8.0 -60.2 290 13 582.4 582.5 319.8 583.5 0.14 24 20 26100 -60.1 -68.1 34 8.0 -61.0 270 15 652.2 652.3 322.8 653.8 0.20 25 15 27912 -56.1 -64.1 36 8.0 -57.7 721.4 721.6 325.2 725.6 0.46 26 13 28819 -57.5 -64.5 41 7.0 -58.9 746.7 747.0 326.0 751.4 0.50 TRP 347 7807 -51.5 -54.5 70 3.0 -51.6 310 27 300.0 300.0 281.4 300.3 0.07 WND Sounding variables and indices 1000-500 mb thick: 5261.00 m Freezing level: 934.60 mb = 625.57 m = 2052.36 ft Wetbulb zero: 947.51 mb = 514.99 m = 1689.59 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 85.27 % Est. max temperature: 7.83 C = 46.10 F Sfc-Lift cond lev (LCL): 947.13 mb = 518.20 m = 1700.12 ft T: 0.70 C 700-500 lapse rate: 7.73 C/km ThetaE index: 1.41 C Layer 941.0- 925.0 mb Conv cond level (CCL): 892.04 mb = 996.34 m = 3268.79 ft Mean mixing ratio: 3.70 g/kg Conv temperature: 5.86 C = 42.55 F Cap Strength: 3.94 C Lifted Index: 4.05 C Risk: None Lifted Index @300 mb: 20.46 C Lifted Index @700 mb: 2.31 C Showalter Index: 3.44 C Risk: None Total Totals Index: 55.60 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.60 C Cross Totals Index: 27.00 C K Index: 20.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 272.83 Risk: None Energy Index: 0.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.57 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 53729.79 J/kg Cap Strength: 4.06 C Lift Cond Lev (LCL): 910.02 mb = 837.74 m = 2748.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 16 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 ---------------------------------------------------------- 0 986 194 255 3 2.9 0.8 | 129 14 -10.6 8.6 1 925 708 235 19 15.6 10.9 | 186 19 2.0 18.7 2 850 1380 250 21 19.7 7.2 | 202 16 6.2 15.0 3 700 2883 280 23 22.7 -4.0 | 247 10 9.1 3.8 4 500 5340 275 21 20.9 -1.8 | 231 10 7.4 6.0 5 400 6870 295 23 20.8 -9.7 | 285 8 7.3 -1.9 6 347 7807 310 27 20.7 -17.4 | 323 12 7.1 -9.5 7 300 8760 315 19 13.4 -13.4 | 1 6 -0.1 -5.6 8 250 9970 310 17 13.0 -10.9 | 9 3 -0.5 -3.1 9 200 11450 320 13 8.4 -10.0 | 68 6 -5.2 -2.1 10 150 13350 335 13 5.5 -11.8 | 64 9 -8.0 -4.0 11 100 15990 340 15 5.1 -14.1 | 53 10 -8.4 -6.3 12 70 18260 330 11 5.5 -9.5 | 78 8 -8.0 -1.7 13 50 20380 325 7 4.0 -5.7 | 102 10 -9.5 2.1 14 30 23580 290 13 12.2 -4.4 | 159 4 -1.3 3.4 15 20 26100 270 15 15.0 -0.0 | 191 8 1.5 7.8 Wind Parameters Mean winds (0-6000m): 270.0 at 20.8 knts Storm direction: 300.0 at 15.6 knts Shear (0-3000m) pos: 2.7 neg: 2.7 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 116.3 deg Storm rel helicity (0-3000m) pos: 105.6 neg: -0.9 tot: 104.8 m^2/s^2 ave: 34.9 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.47 Bulk Shear: 22.56 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 ------------------------------------------------------------------------------- 500 238 11 162 14| 0.0 16.2 16.2| 48.5 0.0 48.5 97.0 0.84| 16.5 13.8 1000 240 15 179 16| 2.0 8.1 10.1| 66.3 0.0 66.3 66.3 0.85| 10.4 8.9 1500 244 17 187 15| 2.6 5.4 8.0| 80.3 0.0 80.3 53.5 0.85| 8.3 7.0 2000 249 18 194 15| 2.9 4.1 7.0| 91.6 0.0 91.6 45.8 0.84| 7.2 6.1 2500 255 19 201 14| 3.1 3.2 6.3|101.9 0.0 101.9 40.8 0.85| 6.6 5.6 3000 259 20 207 13| 2.7 2.7 5.4|105.6 -0.9 104.8 34.9 0.83| 5.8 4.8 4000 265 20 215 12| 2.0 2.0 4.1|105.6 -3.8 101.9 25.5 0.77| 4.5 3.5 5000 268 21 220 11| 1.6 1.6 3.3|105.6 -6.6 99.1 19.8 0.72| 3.7 2.7 6000 270 21 223 11| 1.7 1.4 3.1|114.6 -6.9 107.8 18.0 0.73| 3.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251015.00.gif