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 U6298... Searching the city database file for: U6298 ... Date:1200Z 29 APR 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 21 SFC 980 185 7.0 5.4 90 1.6 6.2 250 5 281.8 282.8 280.3 297.6 5.74 2 925 650 3.2 1.2 87 2.0 2.3 265 27 282.6 283.4 279.1 295.2 4.51 3 886 1000 0.6 -1.6 85 2.2 -0.3 270 29 283.4 284.1 278.7 294.2 3.83 4 850 1334 -1.1 -3.5 84 2.4 -2.1 275 31 285.0 285.6 279.0 294.9 3.47 5 827 1554 -2.3 -5.0 82 2.7 -3.4 277 30 286.0 286.5 279.1 295.1 3.18 6 813 1691 -1.7 -4.7 80 3.0 -2.9 278 29 288.0 288.6 280.3 297.6 3.31 7 700 2872 -9.9 -14.3 70 4.4 -11.2 290 21 291.5 291.8 280.0 297.0 1.80 8 644 3509 -13.3 -18.3 66 5.0 -14.6 285 22 294.7 295.0 280.9 299.0 1.40 9 636 3603 -14.9 -19.8 66 4.9 -16.1 284 22 293.9 294.2 280.4 297.8 1.25 10 622 3771 -16.7 -22.7 60 6.0 -18.0 283 22 293.8 293.9 280.0 296.9 0.99 11 584 4241 -18.3 -29.3 37 11.0 -20.2 279 23 297.2 297.3 281.0 299.1 0.58 12 547 4726 -20.9 -26.9 59 6.0 -22.0 275 24 299.8 299.9 282.3 302.3 0.77 13 541 4807 -22.1 -28.1 58 6.0 -23.1 275 24 299.3 299.4 282.0 301.6 0.70 14 500 5380 -26.7 -36.7 38 10.0 -27.8 270 25 300.5 300.5 282.0 301.6 0.33 15 499 5394 -26.7 -36.7 38 10.0 -27.8 270 25 300.7 300.7 282.1 301.8 0.33 16 405 6865 -38.1 -44.1 53 6.0 -38.5 270 41 304.4 304.4 283.4 305.1 0.19 17 400 6950 -38.9 -44.9 53 6.0 -39.3 270 42 304.4 304.5 283.4 305.1 0.17 18 382 7264 -41.9 -48.9 46 7.0 -42.2 271 41 304.5 304.5 283.4 304.9 0.12 19 321 8425 -49.3 -57.3 39 8.0 -49.5 275 35 309.8 309.8 285.3 310.0 0.05 20 300 8870 -48.1 -57.1 35 9.0 -48.4 270 38 317.6 317.6 288.0 317.8 0.06 21 250 10060 -50.3 -62.3 23 12.0 -50.6 290 31 331.3 331.3 292.1 331.4 0.04 22 209 11232 -50.5 -64.5 18 14.0 -50.9 290 35 348.4 348.4 296.3 348.5 0.03 23 200 11520 -50.1 -65.1 15 15.0 -50.5 290 36 353.4 353.4 297.4 353.6 0.03 24 150 13400 -52.1 -68.1 13 16.0 -52.5 285 31 380.3 380.3 302.3 380.4 0.03 25 101 15966 -52.5 -69.5 11 17.0 -53.1 300 19 425.1 425.1 308.3 425.2 0.03 26 100 16030 -52.5 -69.5 11 17.0 -53.1 300 19 426.3 426.3 308.4 426.5 0.03 27 70 18320 -53.3 -70.3 11 17.0 -54.1 280 15 470.4 470.4 312.7 470.6 0.04 28 64 18895 -54.5 -71.5 11 17.0 -55.3 271 16 479.9 479.9 313.5 480.2 0.04 29 50 20480 -52.9 -69.9 11 17.0 -54.1 245 17 518.8 518.8 316.2 519.2 0.06 30 45 21162 -51.1 -69.1 10 18.0 -52.6 242 17 539.1 539.1 317.5 539.6 0.08 31 35 22785 -53.9 -70.9 11 17.0 -55.3 235 16 571.9 571.9 319.3 572.5 0.08 32 34 22972 -51.3 -68.3 11 17.0 -53.1 234 15 583.5 583.6 319.9 584.4 0.11 33 31 23569 -53.7 -70.7 11 17.0 -55.3 231 15 592.7 592.7 320.3 593.3 0.09 34 30 23780 -52.7 -69.7 11 17.0 -54.5 230 15 601.0 601.0 320.7 601.8 0.11 35 20 26410 -51.7 -68.7 11 17.0 -54.4 235 17 677.9 678.0 323.7 679.5 0.18 36 19 26743 -51.7 -68.7 11 17.0 -54.5 687.9 688.0 324.1 689.6 0.19 TRP 321 8425 -49.3 -57.3 39 8.0 -49.5 275 35 309.8 309.8 285.3 310.0 0.05 WND Sounding variables and indices 1000-500 mb thick: 5359.00 m Freezing level: 873.29 mb = 1117.78 m = 3667.22 ft Wetbulb zero: 890.91 mb = 954.98 m = 3133.11 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 67.95 % Est. max temperature: 11.05 C = 51.88 F Sfc-Lift cond lev (LCL): 956.26 mb = 382.29 m = 1254.22 ft T: 5.39 C 700-500 lapse rate: 6.70 C/km ThetaE index: 3.39 C Layer 925.0- 850.0 mb Conv cond level (CCL): 894.53 mb = 922.02 m = 3024.95 ft Mean mixing ratio: 4.66 g/kg Conv temperature: 8.43 C = 47.17 F Cap Strength: 5.62 C Lifted Index: 5.39 C Risk: None Lifted Index @300 mb: 15.63 C Lifted Index @700 mb: 2.15 C Showalter Index: 5.92 C Risk: None Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 23.20 C K Index: 17.70 Risk: < 20 % chance of thunderstorms Sweat Index: 87.00 Risk: None Energy Index: 1.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.66 J/kg Max Up Vert Vel: 3.65 m/s Conv Inhibition (B-): 50577.10 J/kg Cap Strength: 5.41 C Lift Cond Lev (LCL): 902.91 mb = 846.33 m = 2776.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 19 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 ---------------------------------------------------------- 0 980 185 250 5 4.7 1.7 | 141 16 -10.3 12.7 1 925 650 265 27 26.9 2.4 | 222 18 11.9 13.3 2 850 1334 275 31 30.9 -2.7 | 243 18 15.9 8.3 3 700 2872 290 21 19.7 -7.2 | 231 6 4.8 3.8 4 500 5380 270 25 25.0 -0.0 | 222 15 10.0 11.0 5 400 6950 270 42 42.0 -0.0 | 248 29 27.0 11.0 6 321 8425 275 35 34.9 -3.1 | 248 21 19.9 7.9 7 300 8870 270 38 38.0 -0.0 | 245 25 23.0 11.0 8 250 10060 290 31 29.1 -10.6 | 269 14 14.1 0.4 9 200 11520 290 36 33.8 -12.3 | 274 19 18.8 -1.3 10 150 13400 285 31 29.9 -8.0 | 259 15 15.0 2.9 11 100 16030 300 19 16.5 -9.5 | 225 2 1.5 1.5 12 70 18320 280 15 14.8 -2.6 | 179 8 -0.2 8.4 13 50 20480 245 17 15.4 7.2 | 181 18 0.4 18.2 14 30 23780 230 15 11.5 9.6 | 170 21 -3.5 20.6 15 20 26410 235 17 13.9 9.8 | 177 21 -1.1 20.7 Wind Parameters Mean winds (0-6000m): 276.2 at 24.8 knts Storm direction: 306.2 at 18.6 knts Shear (0-3000m) pos: 3.2 neg: 0.1 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 89.8 deg Storm rel helicity (0-3000m) pos: 118.3 neg: -3.9 tot: 114.4 m^2/s^2 ave: 38.1 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.58 Bulk Shear: 11.43 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 17 187 13| 23.1 0.0 23.1| 88.4 0.0 88.4 176.7 0.96| 23.5 22.6 1000 267 23 212 14| 13.2 0.0 13.2|110.4 0.0 110.4 110.4 0.97| 14.1 13.7 1500 270 25 223 15| 8.4 0.0 8.4|118.2 0.0 118.2 78.8 0.90| 10.8 9.7 2000 273 26 228 14| 5.5 0.0 5.5|118.3 -0.6 117.7 58.8 0.79| 9.1 7.2 2500 275 25 230 13| 3.8 0.0 3.8|118.3 -2.7 115.6 46.2 0.69| 8.1 5.6 3000 277 25 230 12| 3.2 0.1 3.3|118.3 -3.9 114.4 38.1 0.64| 7.2 4.6 4000 278 24 230 12| 2.4 0.5 2.8|118.3 -5.1 113.1 28.3 0.58| 5.8 3.4 5000 278 24 229 12| 1.9 0.7 2.6|118.3 -8.1 110.1 22.0 0.51| 5.0 2.6 6000 276 25 229 13| 1.6 1.2 2.8|143.4 -8.8 134.6 22.4 0.52| 5.0 2.6 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20250429.12.gif