UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102300.upa.cvt Date: 0000Z 23 OCT 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 23 OCT 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1022 76 1.0 -0.5 90 1.5 0.4 240 1 272.4 273.0 272.4 282.2 3.60 1 1000 251 1.2 -0.4 89 1.6 0.5 245 3 274.4 275.0 273.7 284.4 3.71 2 984 381 2.2 0.5 88 1.7 1.5 247 5 276.6 277.3 275.4 287.6 4.03 3 942 731 -0.3 -2.1 88 1.8 -1.0 253 11 277.6 278.1 275.2 287.2 3.47 4 925 876 -0.5 -1.8 91 1.3 -1.0 255 13 278.8 279.4 276.0 288.8 3.62 5 850 1549 -2.3 -3.6 91 1.3 -2.8 260 21 283.7 284.3 278.4 293.5 3.44 6 838 1663 -2.5 -3.7 91 1.2 -3.0 261 22 284.7 285.3 278.9 294.6 3.47 7 706 3009 -10.7 -12.2 89 1.5 -11.2 274 31 289.9 290.3 279.7 296.2 2.12 8 700 3075 -10.9 -12.5 88 1.6 -11.4 275 31 290.4 290.8 279.8 296.7 2.09 9 650 3642 -11.7 -13.5 86 1.8 -12.3 282 32 295.7 296.1 282.2 302.1 2.07 10 560 4763 -19.3 -21.2 85 1.9 -19.7 295 34 299.6 299.9 282.8 303.6 1.26 11 516 5368 -20.9 -23.0 83 2.1 -21.4 302 36 304.8 305.0 284.8 308.6 1.16 12 500 5600 -22.1 -24.2 83 2.1 -22.5 305 36 306.1 306.3 285.2 309.6 1.08 13 400 7210 -33.9 -36.5 77 2.6 -34.2 325 44 310.9 311.0 286.2 312.4 0.42 14 382 7530 -35.5 -38.2 76 2.7 -35.8 326 45 312.9 313.0 286.8 314.3 0.37 15 300 9160 -48.9 -52.1 69 3.2 -49.0 330 52 316.4 316.4 287.7 316.8 0.10 16 291 9360 -50.7 -53.9 69 3.2 -50.8 331 53 316.6 316.7 287.8 317.0 0.09 17 250 10340 -57.3 -60.4 68 3.1 -57.3 335 58 320.9 320.9 289.0 321.1 0.04 18 242 10546 -59.4 -62.6 67 3.1 -59.5 340 62 320.7 320.7 289.0 320.8 0.03 19 231 10837 -62.5 -65.7 65 3.2 -62.6 334 58 320.3 320.3 288.9 320.4 0.02 20 214 11307 -65.9 -69.3 62 3.4 -65.9 325 52 322.1 322.1 289.4 322.2 0.02 21 200 11720 -65.5 -68.9 62 3.4 -65.5 320 48 329.0 329.0 291.5 329.1 0.02 22 162 13005 -61.5 -64.8 65 3.3 -61.6 313 39 356.2 356.2 298.0 356.4 0.04 23 150 13480 -61.3 -64.6 65 3.3 -61.4 310 36 364.5 364.5 299.6 364.7 0.04 24 121 14819 -58.7 -62.5 61 3.8 -58.8 307 33 392.3 392.3 304.2 392.7 0.07 25 100 16010 -60.5 -64.4 60 3.9 -60.6 305 31 410.8 410.8 306.6 411.2 0.07 26 91 16598 -60.5 304 30 422.1 27 70 18230 -61.5 300 27 452.8 28 50 20320 -61.9 295 23 497.6 29 30 23480 -63.1 285 25 572.6 30 20 25990 -61.9 285 25 646.7 31 19 26308 -61.7 656.9 TRP 214 11307 -65.9 -69.3 62 3.4 -65.9 325 52 322.1 322.1 289.4 322.2 0.02 WND 242 10546 -59.4 -62.6 67 3.1 -59.5 340 62 320.7 320.7 289.0 320.8 0.03 Sounding variables and indices 1000-500 mb thick: 5349.00 m Freezing level: 947.04 mb = 688.65 m = 2259.31 ft Wetbulb zero: 959.25 mb = 585.06 m = 1919.45 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 87.75 % Est. max temperature: 10.85 C = 51.53 F Sfc-Lift cond lev (LCL): 998.30 mb = 264.67 m = 868.33 ft T: 1.31 C 700-500 lapse rate: 4.44 C/km ThetaE index: 0.48 C Layer 942.0- 925.0 mb Conv cond level (CCL): 830.27 mb = 1735.36 m = 5693.36 ft Mean mixing ratio: 3.71 g/kg Conv temperature: 13.60 C = 56.48 F Cap Strength: 15.99 C Lifted Index: 16.79 C Risk: None Lifted Index @300 mb: 21.28 C Lifted Index @700 mb: 7.13 C Showalter Index: 11.51 C Risk: None Total Totals Index: 38.30 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 18.50 C K Index: 14.60 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.03 J/kg Max Up Vert Vel: 6.64 m/s Conv Inhibition (B-): 45941.67 J/kg Cap Strength: 16.49 C Lift Cond Lev (LCL): 946.17 mb = 695.23 m = 2280.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 20 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 1022 76 240 1 0.9 0.5 | 137 20 -13.5 14.4 1 1000 251 245 3 2.7 1.3 | 142 19 -11.7 15.2 2 925 876 255 13 12.6 3.4 | 174 17 -1.8 17.3 3 850 1549 260 21 20.7 3.6 | 200 19 6.3 17.5 4 700 3075 275 31 30.9 -2.7 | 236 20 16.5 11.2 5 500 5600 305 36 29.5 -20.6 | 294 17 15.1 -6.8 6 400 7210 325 44 25.2 -36.0 | 334 25 10.9 -22.1 7 300 9160 330 52 26.0 -45.0 | 340 33 11.6 -31.1 8 250 10340 335 58 24.5 -52.6 | 345 40 10.1 -38.7 9 242 10546 340 62 21.2 -58.3 | 351 45 6.8 -44.4 10 214 11307 325 52 29.8 -42.6 | 332 33 15.4 -28.7 11 200 11720 320 48 30.9 -36.8 | 324 28 16.5 -22.9 12 150 13480 310 36 27.6 -23.1 | 305 16 13.2 -9.2 13 100 16010 305 31 25.4 -17.8 | 289 12 11.0 -3.9 14 70 18230 300 27 23.4 -13.5 | 267 9 9.0 0.4 15 50 20320 295 23 20.8 -9.7 | 237 8 6.5 4.2 16 30 23480 285 25 24.1 -6.5 | 233 12 9.8 7.4 17 20 25990 285 25 24.1 -6.5 | 233 12 9.8 7.4 Wind Parameters Mean winds (0-6000m): 284.0 at 26.7 knts Storm direction: 314.0 at 20.0 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 99.1 deg Storm rel helicity (0-3000m) pos: 155.8 neg: 0.0 tot: 155.8 m^2/s^2 ave: 51.9 10^-3 m/s^2 rel: 0.99 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 5.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.31 Bulk Shear: 71.87 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 ------------------------------------------------------------------------------- 500 248 4 146 19| 7.4 0.0 7.4| 34.8 0.0 34.8 69.5 0.97| 7.4 7.2 1000 254 8 158 17| 7.4 0.0 7.4| 68.4 0.0 68.4 68.4 0.98| 7.5 7.3 1500 256 12 169 17| 6.9 0.0 6.9| 96.0 0.0 96.0 64.0 0.98| 7.0 6.9 2000 259 14 179 17| 6.1 0.0 6.1|114.9 0.0 114.9 57.4 0.98| 6.2 6.1 2500 262 17 187 16| 5.5 0.0 5.5|134.7 0.0 134.7 53.9 0.99| 5.8 5.7 3000 265 19 196 16| 5.2 0.0 5.2|155.8 0.0 155.8 51.9 0.99| 5.6 5.5 4000 271 22 209 16| 4.2 0.0 4.2|188.3 0.0 188.3 47.1 0.98| 5.1 4.9 5000 277 25 223 15| 3.5 0.0 3.5|220.7 0.0 220.7 44.1 0.98| 4.8 4.7 6000 284 27 237 14| 3.3 0.0 3.3|257.0 0.0 257.0 42.8 0.98| 4.7 4.6 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251023.00.gif