UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U7730... Searching the city database file for: U7730 ... Date:0000Z 17 OCT 25 Station: U7730 WMO ident: 27730 Latitude: 54.63 Longitude: 39.70 ------------------------------------------------------------------------------- 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 132 220 5 SFC 997 157 5.2 4.1 93 1.1 4.6 220 5 278.6 279.5 278.0 292.6 5.15 2 925 768 2.6 1.2 90 1.4 2.0 275 21 282.0 282.7 278.9 294.5 4.51 3 850 1443 -0.9 -3.1 85 2.2 -1.8 275 17 285.2 285.8 279.3 295.4 3.58 4 790 2026 -3.5 -6.8 78 3.3 -4.7 292 19 288.5 289.0 280.0 296.9 2.90 5 763 2301 -5.3 -9.5 72 4.2 -6.8 300 19 289.4 289.8 279.8 296.6 2.44 6 700 2972 -11.1 -13.1 85 2.0 -11.7 320 21 290.2 290.5 279.6 296.1 1.99 7 674 3261 -12.9 -14.4 88 1.5 -13.3 317 21 291.3 291.7 280.0 296.9 1.86 8 673 3273 -12.9 -14.5 88 1.6 -13.3 317 21 291.5 291.8 280.0 297.0 1.85 9 666 3352 -11.9 -13.7 86 1.8 -12.5 316 21 293.5 293.8 281.1 299.5 1.99 10 536 4988 -19.7 -29.7 41 10.0 -21.4 300 21 302.9 303.0 283.4 305.0 0.61 11 535 5002 -19.7 -29.7 41 10.0 -21.4 300 21 303.1 303.2 283.4 305.1 0.61 12 500 5500 -23.3 -33.3 39 10.0 -24.8 295 21 304.6 304.7 283.9 306.2 0.46 13 475 5872 -25.9 -35.9 39 10.0 -27.2 293 22 305.9 306.0 284.2 307.2 0.38 14 432 6555 -27.7 -39.7 31 12.0 -29.0 288 24 312.0 312.1 286.4 313.1 0.28 15 411 6909 -31.9 -45.9 24 14.0 -33.0 286 25 311.1 311.1 285.9 311.7 0.15 16 400 7100 -32.9 -46.9 23 14.0 -34.0 285 25 312.2 312.3 286.3 312.7 0.14 17 338 8263 -41.1 -54.1 23 13.0 -41.7 273 27 316.5 316.5 287.6 316.7 0.07 18 300 9060 -48.5 -60.5 24 12.0 -48.8 265 29 317.0 317.0 287.8 317.1 0.04 19 293 9214 -50.5 -62.5 23 12.0 -50.7 264 28 316.3 316.3 287.6 316.4 0.03 20 250 10230 -58.1 -69.1 23 11.0 -58.2 260 25 319.7 319.7 288.6 319.7 0.01 21 236 10593 -61.5 -72.5 22 11.0 -61.6 260 25 319.9 319.9 288.7 319.9 0.01 22 224 10919 -62.5 -72.5 25 10.0 -62.6 260 25 323.1 323.1 289.7 323.2 0.01 23 217 11117 -62.3 -73.3 22 11.0 -62.4 271 24 326.4 326.4 290.7 326.4 0.01 24 208 11383 -58.9 -69.9 23 11.0 -59.0 286 24 335.7 335.7 293.3 335.8 0.01 25 200 11630 -59.9 -69.9 26 10.0 -60.0 300 23 337.9 337.9 293.8 338.0 0.02 26 197 11724 -60.7 -70.7 26 10.0 -60.8 300 23 338.1 338.1 293.9 338.2 0.01 27 189 11984 -56.3 -66.3 27 10.0 -56.5 300 22 349.2 349.2 296.5 349.3 0.03 28 150 13450 -55.9 -66.9 24 11.0 -56.2 300 19 373.8 373.8 301.2 373.9 0.03 29 100 16020 -57.1 -70.1 18 13.0 -57.5 285 19 417.4 417.4 307.4 417.6 0.03 TRP 224 10919 -62.5 -72.5 25 10.0 -62.6 260 25 323.1 323.1 289.7 323.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 869.29 mb = 1269.43 m = 4164.74 ft Wetbulb zero: 885.93 mb = 1112.48 m = 3649.82 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 73.24 % Est. max temperature: 11.96 C = 53.54 F Sfc-Lift cond lev (LCL): 980.20 mb = 295.21 m = 968.53 ft T: 4.61 C 700-500 lapse rate: 4.83 C/km ThetaE index: 0.79 C Layer 763.0- 674.0 mb Conv cond level (CCL): 895.41 mb = 1027.54 m = 3371.14 ft Mean mixing ratio: 4.68 g/kg Conv temperature: 9.82 C = 49.68 F Cap Strength: 9.40 C Lifted Index: 10.02 C Risk: None Lifted Index @300 mb: 16.40 C Lifted Index @700 mb: 2.01 C Showalter Index: 8.91 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 20.20 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 55.00 Risk: None Energy Index: 2.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.01 J/kg Max Up Vert Vel: 5.48 m/s Conv Inhibition (B-): 13598.71 J/kg Cap Strength: 9.90 C Lift Cond Lev (LCL): 926.58 mb = 754.12 m = 2474.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 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 ---------------------------------------------------------- 0 997 157 220 5 3.2 3.8 | 164 17 -4.6 16.3 1 925 768 275 21 20.9 -1.8 | 231 17 13.1 10.6 2 850 1443 275 17 16.9 -1.5 | 220 14 9.1 11.0 3 700 2972 320 21 13.5 -16.1 | 303 7 5.7 -3.6 4 500 5500 295 21 19.0 -8.9 | 252 12 11.2 3.6 5 400 7100 285 25 24.1 -6.5 | 250 17 16.3 6.0 6 300 9060 265 29 28.9 2.5 | 235 26 21.1 15.0 7 250 10230 260 25 24.6 4.3 | 225 24 16.8 16.8 8 224 10919 260 25 24.6 4.3 | 225 24 16.8 16.8 9 200 11630 300 23 19.9 -11.5 | 266 12 12.1 1.0 10 150 13450 300 19 16.5 -9.5 | 251 9 8.6 3.0 11 100 16020 285 19 18.4 -4.9 | 234 13 10.5 7.5 Wind Parameters Mean winds (0-6000m): 297.9 at 19.6 knts Storm direction: 327.9 at 14.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 133.1 deg Storm rel helicity (0-3000m) pos: 125.6 neg: -11.2 tot: 114.4 m^2/s^2 ave: 38.1 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.77 Bulk Shear: 19.38 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 ------------------------------------------------------------------------------- 500 263 11 195 14| 15.4 0.0 15.4| 74.2 0.0 74.2 148.3 0.99| 16.5 16.4 1000 270 16 212 15| 8.4 0.0 8.4| 92.5 -5.5 87.0 87.0 0.84| 11.5 9.6 1500 272 16 216 14| 5.4 0.0 5.4| 97.7 -10.4 87.3 58.2 0.73| 8.9 6.5 2000 277 17 220 14| 4.7 0.0 4.7|109.4 -10.4 99.0 49.5 0.74| 7.9 5.9 2500 283 17 227 12| 4.3 0.0 4.3|119.7 -10.4 109.3 43.7 0.76| 7.4 5.6 3000 290 18 235 11| 3.8 0.0 3.8|125.6 -11.2 114.4 38.1 0.76| 6.8 5.1 4000 297 19 246 10| 2.9 0.5 3.3|125.6 -17.8 107.9 27.0 0.62| 5.6 3.4 5000 299 19 250 10| 2.3 0.7 3.0|125.6 -25.1 100.5 20.1 0.51| 4.8 2.5 6000 298 20 251 10| 1.9 0.9 2.8|125.6 -28.3 97.4 16.2 0.46| 4.3 2.0 Wrote GIF file: /home/apache/climate/data/raob//U7730/skewt/U7730.skewt.20251017.00.gif