UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 23 APR 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1019 50 6.6 -8.4 33 15.0 1.2 315 7 278.2 278.6 273.4 283.9 1.99 1 1002 187 3.0 -11.0 35 14.0 -1.5 328 11 276.0 276.3 271.5 280.7 1.64 2 1000 203 2.8 -11.2 35 14.0 -1.7 330 11 276.0 276.2 271.5 280.6 1.62 3 925 827 -3.1 -14.1 42 11.0 -6.2 355 15 276.1 276.4 271.2 280.1 1.39 4 905 999 -4.9 -14.9 45 10.0 -7.6 354 15 276.0 276.2 271.0 279.8 1.33 5 850 1487 -9.7 -16.7 57 7.0 -11.4 350 15 276.0 276.2 270.8 279.5 1.22 6 823 1735 -12.1 -18.1 61 6.0 -13.5 345 17 276.0 276.2 270.7 279.2 1.12 7 815 1810 -10.9 -15.9 67 5.0 -12.1 344 17 278.1 278.3 272.3 282.0 1.36 8 788 2070 -11.1 -26.1 28 15.0 -13.9 338 19 280.5 280.6 272.5 282.3 0.58 9 700 2975 -14.1 -38.1 11 24.0 -17.3 320 25 286.9 286.9 275.4 287.5 0.20 10 648 3556 -16.5 -42.5 9 26.0 -19.4 315 31 290.6 290.6 277.2 291.0 0.14 11 599 4142 -19.7 -47.7 6 28.0 -22.3 311 38 293.5 293.5 278.5 293.8 0.09 12 546 4823 -23.3 -45.3 11 22.0 -25.3 305 45 297.1 297.1 280.2 297.5 0.12 13 500 5460 -27.9 -46.9 15 19.0 -29.4 300 52 299.0 299.0 281.1 299.4 0.11 14 426 6592 -33.1 -51.1 15 18.0 -34.2 300 64 306.4 306.4 284.1 306.7 0.08 15 400 7030 -36.5 -53.5 16 17.0 -37.4 300 69 307.6 307.6 284.5 307.8 0.07 16 384 7311 -38.4 -54.4 17 16.0 -39.1 300 75 308.7 308.7 284.9 308.9 0.06 17 341 8117 -43.9 -56.9 22 13.0 -44.3 298 72 311.8 311.9 286.1 312.0 0.05 18 308 8789 -50.9 -61.9 26 11.0 -51.1 296 70 311.3 311.3 285.8 311.4 0.03 19 300 8960 -50.9 -61.9 26 11.0 -51.1 295 69 313.6 313.6 286.6 313.7 0.03 20 272 9597 -53.7 -63.7 28 10.0 -53.9 295 65 318.5 318.5 288.3 318.6 0.03 21 268 9693 -54.1 -64.1 28 10.0 -54.3 295 64 319.2 319.2 288.5 319.3 0.03 22 250 10140 -54.7 -64.7 28 10.0 -54.9 295 62 324.7 324.7 290.2 324.8 0.03 23 249 10166 -54.9 -64.9 28 10.0 -55.1 295 62 324.8 324.8 290.2 324.9 0.02 24 200 11580 -51.1 -63.1 23 12.0 -51.4 295 56 351.8 351.9 297.1 352.0 0.04 25 198 11645 -48.9 -61.9 21 13.0 -49.3 295 56 356.4 356.4 298.0 356.6 0.05 26 150 13450 -51.7 -69.7 10 18.0 -52.2 285 48 381.0 381.0 302.4 381.1 0.02 27 148 13537 -51.5 -69.5 10 18.0 -52.0 285 48 382.8 382.8 302.7 382.9 0.02 28 100 16080 -53.1 -74.1 6 21.0 -53.7 290 33 425.1 425.1 308.3 425.2 0.02 29 94 16480 -53.1 -74.1 6 21.0 -53.8 291 32 432.7 432.7 309.1 432.8 0.02 30 83 17277 -56.5 -77.5 5 21.0 -57.0 293 30 441.5 441.5 310.0 441.5 0.01 31 76 17836 -57.3 -78.3 5 21.0 -57.8 294 28 451.1 451.1 311.0 451.1 0.01 32 70 18360 -54.9 -75.9 6 21.0 -55.6 295 27 466.9 466.9 312.4 467.0 0.02 33 57 19667 -53.9 -74.9 6 21.0 -54.9 289 22 497.5 497.5 314.8 497.6 0.03 34 50 20500 -55.9 -77.9 5 22.0 -56.8 285 19 511.7 511.8 315.8 511.9 0.02 35 37 22407 -59.3 -81.3 4 22.0 -60.1 288 17 549.0 549.0 318.1 549.1 0.01 36 35 22755 -59.9 -81.9 4 22.0 -60.7 288 16 556.3 556.3 318.5 556.4 0.01 37 30 23730 -55.7 -77.7 5 22.0 -57.1 290 15 592.8 592.8 320.3 593.0 0.03 38 29 23946 -55.7 -77.7 5 22.0 -57.2 598.6 598.6 320.6 598.8 0.03 39 21 26013 -53.3 -76.3 4 23.0 -55.7 663.7 663.7 323.2 664.2 0.06 TRP 268 9693 -54.1 -64.1 28 10.0 -54.3 295 64 319.2 319.2 288.5 319.3 0.03 WND 384 7311 -38.4 -54.4 17 16.0 -39.1 300 75 308.7 308.7 284.9 308.9 0.06 Sounding variables and indices 1000-500 mb thick: 5257.00 m Freezing level: 964.41 mb = 499.14 m = 1637.56 ft Wetbulb zero: 1011.48 mb = 110.12 m = 361.27 ft Precipitable water: 0.16 inches Sfc-500 mean rel hum: 24.66 % Est. max temperature: 4.35 C = 39.82 F Sfc-Lift cond lev (LCL): 808.11 mb = 1875.73 m = 6153.91 ft T: -10.95 C 700-500 lapse rate: 5.55 C/km ThetaE index: 4.66 C Layer 1002.0- 815.0 mb Conv cond level (CCL): 635.37 mb = 3703.00 m = 12148.80 ft Mean mixing ratio: 1.55 g/kg Conv temperature: 19.71 C = 67.47 F Cap Strength: 14.53 C Lifted Index: 15.50 C Risk: None Lifted Index @300 mb: 23.38 C Lifted Index @700 mb: 8.09 C Showalter Index: 16.44 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 11.20 C K Index: -22.50 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 4.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.86 J/kg Max Up Vert Vel: 4.66 m/s Conv Inhibition (B-): 55198.80 J/kg Cap Strength: 15.47 C Lift Cond Lev (LCL): 793.05 mb = 2020.46 m = 6628.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 343 at 22 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 1019 50 315 7 4.9 -4.9 | 175 17 -1.5 16.5 1 1000 203 330 11 5.5 -9.5 | 175 12 -1.0 11.9 2 925 827 355 15 1.3 -14.9 | 142 8 -5.1 6.5 3 850 1487 350 15 2.6 -14.8 | 150 8 -3.8 6.7 4 700 2975 320 25 16.1 -19.2 | 257 10 9.6 2.3 5 500 5460 300 52 45.0 -26.0 | 277 39 38.6 -4.5 6 400 7030 300 69 59.8 -34.5 | 284 55 53.3 -13.0 7 384 7311 300 75 65.0 -37.5 | 285 61 58.5 -16.0 8 300 8960 295 69 62.5 -29.2 | 278 57 56.1 -7.7 9 268 9693 295 64 58.0 -27.0 | 276 52 51.6 -5.6 10 250 10140 295 62 56.2 -26.2 | 275 50 49.7 -4.7 11 200 11580 295 56 50.8 -23.7 | 273 44 44.3 -2.2 12 150 13450 285 48 46.4 -12.4 | 257 41 39.9 9.0 13 100 16080 290 33 31.0 -11.3 | 248 27 24.6 10.2 14 70 18360 295 27 24.5 -11.4 | 241 21 18.0 10.0 15 50 20500 285 19 18.4 -4.9 | 216 20 11.9 16.5 16 30 23730 290 15 14.1 -5.1 | 205 18 7.6 16.3 Wind Parameters Mean winds (0-6000m): 313.3 at 29.9 knts Storm direction: 343.3 at 22.4 knts Shear (0-3000m) pos: 1.8 neg: 2.7 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 85.0 deg Storm rel helicity (0-3000m) pos: 17.8 neg: -13.9 tot: 3.8 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 52.20 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 ------------------------------------------------------------------------------- 500 334 11 172 12| 8.1 0.0 8.1| 1.4 -7.0 -5.6 -11.2 -0.26| 8.5 -2.2 1000 345 13 161 10| 5.4 0.0 5.4| 2.2 -13.9 -11.8 -11.8 -0.41| 6.1 -2.5 1500 347 14 157 9| 3.6 0.4 4.0| 4.2 -13.9 -9.8 -6.5 -0.29| 4.6 -1.3 2000 346 14 158 8| 2.7 1.5 4.2| 8.2 -13.9 -5.8 -2.9 -0.05| 4.6 -0.2 2500 342 16 166 7| 2.2 2.2 4.3| 13.0 -13.9 -1.0 -0.4 0.15| 4.7 0.7 3000 337 17 183 6| 1.8 2.7 4.5| 17.8 -13.9 3.8 1.3 0.20| 4.8 1.0 4000 328 21 227 6| 1.3 3.5 4.9| 34.2 -13.9 20.2 5.1 0.25| 5.1 1.3 5000 320 25 257 10| 1.1 4.1 5.2| 36.8 -16.8 20.0 4.0 0.19| 5.4 1.0 6000 313 30 266 15| 0.9 4.4 5.3| 62.5 -24.1 38.4 6.4 0.18| 5.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250423.12.gif