UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 6 JAN 26 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 ------------------------------------------------------------------------------- 0 1000 15 210 7 SFC 992 78 -6.3 -9.0 81 2.7 -7.1 210 7 267.5 267.8 266.5 272.7 1.95 2 925 621 -9.7 -12.0 83 2.3 -10.3 215 13 269.4 269.7 267.3 273.9 1.64 3 850 1263 -13.9 -16.2 83 2.3 -14.4 220 21 271.6 271.8 268.1 275.2 1.27 4 794 1776 -17.7 -20.0 82 2.3 -18.1 225 30 272.9 273.0 268.5 275.7 0.98 5 721 2496 -17.7 -19.9 83 2.2 -18.1 233 44 280.5 280.7 273.3 283.7 1.09 6 700 2716 -18.7 -21.2 81 2.5 -19.2 235 48 281.8 281.9 273.9 284.8 1.00 7 567 4252 -31.5 -34.1 78 2.6 -31.7 241 69 284.2 284.3 274.2 285.4 0.38 8 511 4994 -29.1 -35.1 56 6.0 -29.7 244 79 295.7 295.8 280.0 297.0 0.38 9 500 5150 -29.9 -37.9 46 8.0 -30.7 245 81 296.6 296.6 280.3 297.6 0.29 10 425 6292 -36.5 -51.5 20 15.0 -37.2 241 90 302.3 302.3 282.4 302.5 0.08 11 400 6710 -38.3 -54.3 17 16.0 -39.0 240 93 305.2 305.2 283.5 305.4 0.06 12 361 7409 -42.4 -58.8 15 16.4 -43.0 240 99 308.8 308.8 284.9 308.9 0.04 13 300 8640 -49.9 -66.9 12 17.0 -50.2 235 95 315.0 315.0 287.1 315.1 0.02 14 284 8995 -52.1 -69.1 11 17.0 -52.4 235 94 316.8 316.8 287.7 316.9 0.01 15 250 9810 -56.1 -72.1 12 16.0 -56.3 235 91 322.7 322.7 289.6 322.7 0.01 16 222 10563 -59.1 -74.1 13 15.0 -59.2 232 86 329.2 329.2 291.5 329.2 0.01 17 200 11220 -58.5 -73.5 13 15.0 -58.7 230 81 340.1 340.1 294.4 340.2 0.01 18 196 11347 -58.3 -73.3 13 15.0 -58.5 342.4 342.4 294.9 342.5 0.01 TRP WND 361 7409 -42.4 -58.8 15 16.4 -43.0 240 99 308.8 308.8 284.9 308.9 0.04 Sounding variables and indices 1000-500 mb thick: 5135.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 78.11 % Est. max temperature: -2.01 C = 28.39 F Sfc-Lift cond lev (LCL): 950.29 mb = 411.47 m = 1349.94 ft T: -8.39 C 700-500 lapse rate: 4.60 C/km ThetaE index: 0.00 C Layer 992.0- -0.0 mb Conv cond level (CCL): 881.35 mb = 988.03 m = 3241.54 ft Mean mixing ratio: 1.71 g/kg Conv temperature: -3.12 C = 26.39 F Cap Strength: 18.52 C Lifted Index: 19.06 C Risk: None Lifted Index @300 mb: 29.36 C Lifted Index @700 mb: 8.88 C Showalter Index: 17.83 C Risk: None Total Totals Index: 29.70 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 13.70 C K Index: -2.70 Risk: None Sweat Index: 200.83 Risk: None Energy Index: 4.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.94 J/kg Max Up Vert Vel: 4.46 m/s Conv Inhibition (B-): 8642.43 J/kg Cap Strength: 18.80 C Lift Cond Lev (LCL): 905.22 mb = 785.09 m = 2575.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 at 38 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 ---------------------------------------------------------- 0 992 78 210 7 3.5 6.1 | 99 35 -34.6 5.3 1 925 621 215 13 7.5 10.6 | 108 32 -30.6 9.9 2 850 1263 220 21 13.5 16.1 | 122 29 -24.6 15.3 3 700 2716 235 48 39.3 27.5 | 183 27 1.2 26.8 4 500 5150 245 81 73.4 34.2 | 227 49 35.3 33.5 5 400 6710 240 93 80.5 46.5 | 223 62 42.4 45.7 6 361 7409 240 99 85.7 49.5 | 224 68 47.6 48.7 7 300 8640 235 95 77.8 54.5 | 216 67 39.7 53.7 8 250 9810 235 91 74.5 52.2 | 215 63 36.4 51.4 9 200 11220 230 81 62.0 52.1 | 205 57 23.9 51.3 Wind Parameters Mean winds (0-6000m): 238.8 at 50.8 knts Storm direction: 268.8 at 38.1 knts Shear (0-3000m) pos: 8.0 neg: 0.0 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 93.2 deg Storm rel helicity (0-3000m) pos: 338.4 neg: 0.0 tot: 338.4 m^2/s^2 ave: 112.8 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 7.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.04 Bulk Shear: 236.09 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 ------------------------------------------------------------------------------- 500 213 10 103 34| 5.7 0.0 5.7| 44.1 0.0 44.1 88.3 0.89| 5.7 5.1 1000 215 13 107 32| 6.1 0.0 6.1| 91.1 0.0 91.1 91.1 0.90| 6.1 5.5 1500 218 16 112 31| 6.9 0.0 6.9|150.8 0.0 150.8 100.5 0.92| 6.9 6.4 2000 222 20 119 29| 7.6 0.0 7.6|217.5 0.0 217.5 108.8 0.94| 7.7 7.2 2500 226 24 128 26| 8.0 0.0 8.0|285.5 0.0 285.5 114.2 0.96| 8.2 7.8 3000 229 28 136 25| 8.0 0.0 8.0|338.4 0.0 338.4 112.8 0.95| 8.2 7.8 4000 233 36 156 23| 7.8 0.0 7.8|437.9 0.0 437.9 109.5 0.92| 8.0 7.3 5000 237 44 177 23| 7.7 0.0 7.7|552.8 0.0 552.8 110.6 0.88| 7.9 6.9 6000 239 51 192 26| 6.4 0.8 7.1|561.2 -26.8 534.4 89.1 0.77| 7.4 5.6 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260106.12.gif