UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 10 DEC 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 72 SFC 986 185 0.0 -1.3 91 1.3 -0.5 175 5 274.3 274.8 273.3 283.8 3.52 2 945 522 -2.7 -4.2 89 1.5 -3.3 218 14 274.9 275.4 272.9 283.0 2.96 3 925 692 -0.7 -1.8 92 1.1 -1.2 240 19 278.6 279.2 275.9 288.6 3.62 4 923 709 -0.5 -1.6 92 1.1 -1.0 240 19 279.0 279.6 276.2 289.2 3.68 5 896 945 -0.3 -1.2 94 0.9 -0.7 246 17 281.6 282.2 277.9 292.5 3.91 6 850 1362 -3.1 -4.5 90 1.4 -3.6 255 13 282.9 283.5 277.7 292.0 3.22 7 700 2881 -12.3 -14.3 85 2.0 -12.9 265 15 288.9 289.2 278.7 294.3 1.80 8 529 4956 -25.7 -30.7 63 5.0 -26.4 261 22 296.9 297.0 280.8 298.7 0.56 9 500 5360 -29.7 -34.0 66 4.3 -30.2 260 23 296.8 296.9 280.6 298.3 0.43 10 464 5891 -34.5 -37.6 73 3.1 -34.8 263 24 297.3 297.3 280.6 298.4 0.32 11 400 6920 -41.5 -44.9 69 3.4 -41.7 270 27 301.1 301.1 282.0 301.7 0.17 12 398 6954 -41.9 -45.2 70 3.3 -42.1 270 27 301.0 301.0 282.0 301.6 0.17 13 344 7937 -44.1 -49.1 57 5.0 -44.3 283 29 310.8 310.8 285.8 311.3 0.13 14 300 8840 -51.3 -57.3 49 6.0 -51.4 295 31 313.0 313.1 286.5 313.3 0.06 15 286 9148 -53.3 -59.3 48 6.0 -53.4 295 29 314.5 314.5 286.9 314.7 0.05 16 284 9194 -53.5 -59.5 48 6.0 -53.6 295 29 314.8 314.8 287.1 315.0 0.04 17 250 10010 -54.7 -61.7 42 7.0 -54.8 305 29 324.7 324.8 290.2 324.9 0.04 18 200 11430 -55.7 -63.7 36 8.0 -55.9 290 31 344.6 344.6 295.4 344.7 0.04 19 166 12612 -56.5 -66.5 27 10.0 -56.7 306 32 362.1 362.1 299.1 362.2 0.03 20 150 13250 -59.1 -69.1 26 10.0 -59.3 315 33 368.3 368.3 300.2 368.4 0.02 21 101 15690 -66.1 -77.1 20 11.0 -66.2 320 40 398.9 398.9 305.0 398.9 0.01 22 100 15750 -66.1 -77.1 20 11.0 -66.2 320 40 400.0 400.0 305.2 400.1 0.01 23 70 17910 -68.5 -79.5 19 11.0 -68.6 310 52 437.8 437.8 309.7 437.9 0.01 24 50 19910 -71.9 -83.9 15 12.0 -72.0 315 54 474.1 474.1 313.0 474.1 0.01 25 30 22870 -78.3 -89.3 15 11.0 -78.4 320 77 531.2 531.2 317.0 531.2 0.00 26 28 23263 -78.7 -89.7 15 11.0 -78.8 325 79 540.7 540.7 317.6 540.7 0.00 27 27 23470 -78.9 -89.9 15 11.0 -79.0 545.7 545.7 317.9 545.8 0.00 TRP 284 9194 -53.5 -59.5 48 6.0 -53.6 295 29 314.8 314.8 287.1 315.0 0.04 WND 28 23263 -78.7 -89.7 15 11.0 -78.8 325 79 540.7 540.7 317.6 540.7 0.00 Sounding variables and indices 1000-500 mb thick: 5288.00 m Freezing level: 986.00 mb = 184.61 m = 605.68 ft Wetbulb zero: Below ground Precipitable water: 0.45 inches Sfc-500 mean rel hum: 80.86 % Est. max temperature: 9.13 C = 48.43 F Sfc-Lift cond lev (LCL): 966.07 mb = 346.93 m = 1138.21 ft T: -1.30 C 700-500 lapse rate: 7.02 C/km ThetaE index: 0.84 C Layer 945.0- 925.0 mb Conv cond level (CCL): 956.85 mb = 423.12 m = 1388.19 ft Mean mixing ratio: 3.47 g/kg Conv temperature: 0.43 C = 32.77 F Cap Strength: 9.20 C Lifted Index: 8.78 C Risk: None Lifted Index @300 mb: 18.47 C Lifted Index @700 mb: 5.32 C Showalter Index: 5.03 C Risk: None Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 25.20 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 105.00 Risk: None Energy Index: 1.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.55 J/kg Max Up Vert Vel: 8.78 m/s Conv Inhibition (B-): 40136.12 J/kg Cap Strength: 9.18 C Lift Cond Lev (LCL): 917.54 mb = 756.31 m = 2481.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 at 13 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 ---------------------------------------------------------- 0 986 185 175 5 -0.4 5.0 | 125 16 -12.9 9.2 1 925 692 240 19 16.5 9.5 | 196 14 3.9 13.7 2 850 1362 255 13 12.6 3.4 | 180 8 0.0 7.6 3 700 2881 265 15 14.9 1.3 | 204 6 2.4 5.5 4 500 5360 260 23 22.7 4.0 | 231 13 10.1 8.2 5 400 6920 270 27 27.0 -0.0 | 254 15 14.5 4.2 6 300 8840 295 31 28.1 -13.1 | 300 18 15.6 -8.9 7 284 9194 295 29 26.3 -12.3 | 300 16 13.8 -8.0 8 250 10010 305 29 23.8 -16.6 | 318 17 11.2 -12.4 9 200 11430 290 31 29.1 -10.6 | 291 18 16.6 -6.4 10 150 13250 315 33 23.3 -23.3 | 330 22 10.8 -19.1 11 100 15750 320 40 25.7 -30.6 | 333 30 13.2 -26.4 12 70 17910 310 52 39.8 -33.4 | 317 40 27.3 -29.2 13 50 19910 315 54 38.2 -38.2 | 323 43 25.7 -34.0 14 30 22870 320 77 49.5 -59.0 | 326 66 37.0 -54.8 Wind Parameters Mean winds (0-6000m): 258.6 at 17.6 knts Storm direction: 288.6 at 13.2 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 85.0 deg Storm rel helicity (0-3000m) pos: 86.4 neg: -6.2 tot: 80.1 m^2/s^2 ave: 26.7 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 3.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.15 Bulk Shear: 12.26 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 ------------------------------------------------------------------------------- 500 228 12 163 13| 17.7 0.0 17.7| 79.4 0.0 79.4 158.9 0.99| 20.0 19.7 1000 238 14 178 12| 7.3 0.0 7.3| 80.3 -3.9 76.4 76.4 0.72| 12.8 9.3 1500 243 14 180 11| 4.7 0.0 4.7| 81.3 -6.2 75.1 50.0 0.64| 9.4 6.0 2000 247 14 182 10| 3.7 0.0 3.7| 82.9 -6.2 76.7 38.3 0.64| 7.3 4.7 2500 250 14 185 9| 3.2 0.0 3.2| 84.5 -6.2 78.3 31.3 0.65| 6.1 4.0 3000 253 14 188 8| 2.9 0.0 2.9| 86.4 -6.2 80.1 26.7 0.66| 5.3 3.5 4000 256 15 195 8| 2.1 0.4 2.6| 90.3 -6.2 84.0 21.0 0.65| 4.4 2.9 5000 258 16 204 8| 1.7 0.7 2.4| 93.7 -6.2 87.4 17.5 0.62| 3.9 2.4 6000 259 18 212 9| 1.7 0.6 2.3|104.6 -6.2 98.3 16.4 0.64| 3.5 2.3 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251210.00.gif