UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U7713... Searching the city database file for: U7713 ... Date:1200Z 13 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 -10 SFC 976 188 5.0 2.5 84 2.5 3.8 340 1 280.1 280.9 278.2 293.0 4.69 2 961 314 2.6 -0.1 82 2.7 1.4 346 4 278.9 279.6 276.6 289.8 3.95 3 925 622 0.6 -1.0 89 1.6 -0.1 360 11 279.9 280.6 276.9 290.6 3.84 4 850 1296 -3.7 -4.9 91 1.2 -4.1 355 11 282.3 282.8 277.2 291.1 3.12 5 834 1446 -4.7 -5.9 91 1.2 -5.1 351 10 282.8 283.3 277.2 291.1 2.95 6 700 2805 -12.9 -17.8 67 4.9 -14.1 310 1 288.2 288.4 277.8 292.3 1.35 7 693 2882 -13.3 -18.3 66 5.0 -14.5 312 1 288.6 288.8 277.9 292.5 1.30 8 624 3673 -17.9 -20.6 79 2.7 -18.5 330 4 292.1 292.3 279.4 295.8 1.19 9 553 4564 -25.1 -26.5 88 1.4 -25.3 352 7 293.8 294.0 279.7 296.4 0.79 10 540 4737 -26.3 -27.7 88 1.4 -26.5 356 7 294.4 294.6 279.9 296.7 0.73 11 517 5051 -27.5 -29.5 83 2.0 -27.8 4 8 296.7 296.8 280.8 298.7 0.64 12 508 5177 -29.3 -31.9 78 2.6 -29.6 7 9 296.0 296.1 280.3 297.7 0.52 13 500 5290 -30.3 -33.1 76 2.8 -30.6 10 9 296.1 296.2 280.3 297.6 0.47 14 400 6830 -42.3 -46.9 61 4.6 -42.5 25 13 300.0 300.0 281.5 300.5 0.14 15 390 7001 -43.5 -48.1 60 4.6 -43.7 25 13 300.6 300.6 281.8 301.1 0.13 16 309 8562 -45.7 -53.7 40 8.0 -46.0 345 2 318.2 318.3 288.3 318.6 0.08 17 300 8760 -45.1 -53.1 40 8.0 -45.4 340 1 321.8 321.8 289.4 322.1 0.09 18 250 9980 -43.3 -54.3 29 11.0 -43.9 195 9 341.7 341.7 294.8 342.1 0.10 TRP 390 7001 -43.5 -48.1 60 4.6 -43.7 25 13 300.6 300.6 281.8 301.1 0.13 WND Sounding variables and indices 1000-500 mb thick: 5300.00 m Freezing level: 914.53 mb = 716.05 m = 2349.20 ft Wetbulb zero: 927.30 mb = 601.96 m = 1974.92 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 81.64 % Est. max temperature: 7.95 C = 46.31 F Sfc-Lift cond lev (LCL): 939.10 mb = 500.00 m = 1640.40 ft T: 1.39 C 700-500 lapse rate: 7.00 C/km ThetaE index: 3.22 C Layer 961.0- 925.0 mb Conv cond level (CCL): 883.11 mb = 991.45 m = 3252.74 ft Mean mixing ratio: 3.81 g/kg Conv temperature: 6.12 C = 43.01 F Cap Strength: 6.11 C Lifted Index: 5.42 C Risk: None Lifted Index @300 mb: 22.09 C Lifted Index @700 mb: 2.26 C Showalter Index: 5.07 C Risk: None Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 25.40 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 91.00 Risk: None Energy Index: 1.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.54 J/kg Max Up Vert Vel: 4.37 m/s Conv Inhibition (B-): 3224.42 J/kg Cap Strength: 6.02 C Lift Cond Lev (LCL): 898.48 mb = 853.89 m = 2801.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 33 at 5 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 ---------------------------------------------------------- 0 976 188 340 1 0.3 -0.9 | 223 5 3.1 3.3 1 925 622 360 11 -0.0 -11.0 | 338 7 2.7 -6.7 2 850 1296 355 11 1.0 -11.0 | 331 8 3.7 -6.7 3 700 2805 310 1 0.8 -0.6 | 224 5 3.5 3.6 4 500 5290 10 9 -1.6 -8.9 | 346 5 1.2 -4.6 5 400 6830 25 13 -5.5 -11.8 | 20 8 -2.8 -7.5 6 390 7001 25 13 -5.5 -11.8 | 20 8 -2.8 -7.5 7 300 8760 340 1 0.3 -0.9 | 223 5 3.1 3.3 8 250 9980 195 9 2.3 8.7 | 201 14 5.1 13.0 Wind Parameters Mean winds (0-6000m): 2.6 at 6.8 knts Storm direction: 32.6 at 5.1 knts Shear (0-3000m) pos: 1.8 neg: 1.7 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 15.7 deg Storm rel helicity (0-3000m) pos: 12.2 neg: -18.3 tot: -6.1 m^2/s^2 ave: -2.0 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 4.0 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 313.82 Bulk Shear: 0.03 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 ------------------------------------------------------------------------------- 500 359 7 309 4| 10.4 0.0 10.4| 10.7 0.0 10.7 21.4 0.87| 10.6 9.3 1000 358 9 326 5| 5.2 0.4 5.5| 10.7 -1.3 9.4 9.4 0.76| 5.7 4.3 1500 356 9 325 6| 3.5 1.3 4.7| 10.7 -7.1 3.5 2.4 0.36| 5.0 1.8 2000 353 9 319 6| 2.6 1.8 4.4| 10.7 -12.7 -2.0 -1.0 0.09| 4.7 0.4 2500 354 8 313 5| 2.1 2.0 4.1| 10.7 -17.4 -6.7 -2.7 -0.08| 4.5 -0.4 3000 354 7 303 4| 1.8 1.7 3.5| 12.2 -18.3 -6.1 -2.0 -0.06| 4.0 -0.2 4000 352 6 293 4| 1.8 1.3 3.1| 16.6 -18.3 -1.7 -0.4 0.08| 3.5 0.3 5000 358 6 301 3| 1.8 1.0 2.8| 21.7 -18.3 3.4 0.7 0.21| 3.2 0.7 6000 3 7 316 3| 1.7 0.8 2.6| 25.4 -18.3 7.2 1.2 0.27| 3.0 0.8 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251013.12.gif