UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 9 JAN 26 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 1016 20 -1.5 -6.5 69 5.0 -3.1 90 13 270.4 270.8 269.1 276.7 2.31 1 1000 146 -1.7 -8.7 59 7.0 -3.9 95 19 271.5 271.8 269.2 276.9 1.98 2 991 218 -2.3 -10.3 54 8.0 -4.7 94 19 271.6 271.8 269.0 276.4 1.76 3 966 420 -4.3 -12.3 54 8.0 -6.5 93 21 271.5 271.8 268.5 275.8 1.54 4 925 759 -7.7 -14.7 57 7.0 -9.5 90 23 271.4 271.7 268.1 275.2 1.32 5 850 1409 -13.9 -18.1 70 4.2 -14.8 90 21 271.6 271.8 267.8 274.7 1.08 6 824 1644 -15.9 -19.3 75 3.4 -16.6 87 21 271.9 272.1 267.8 274.8 1.01 7 816 1717 -15.7 -19.1 75 3.4 -16.4 86 21 272.9 273.0 268.5 275.8 1.03 8 808 1792 -14.7 -18.7 72 4.0 -15.5 85 22 274.7 274.9 269.8 277.8 1.08 9 737 2483 -18.7 -33.7 25 15.0 -20.5 75 22 277.7 277.7 270.3 278.6 0.30 10 734 2513 -18.9 -34.9 23 16.0 -20.8 75 23 277.8 277.8 270.3 278.6 0.27 11 700 2864 -21.9 -39.9 18 18.0 -23.6 70 23 278.2 278.3 270.4 278.8 0.17 12 640 3516 -27.3 -46.3 15 19.0 -28.5 49 29 279.3 279.3 270.9 279.6 0.09 13 591 4089 -27.5 -46.5 15 19.0 -28.8 30 34 285.5 285.5 274.5 285.9 0.10 14 500 5270 -36.1 -53.1 16 17.0 -36.8 350 44 289.0 289.0 276.3 289.2 0.06 15 400 6780 -47.7 -62.7 16 15.0 -48.0 345 54 293.0 293.0 278.2 293.1 0.02 16 351 7632 -53.7 -67.7 16 14.0 -53.9 333 59 296.1 296.1 279.6 296.1 0.01 17 311 8397 -61.3 -74.3 16 13.0 -61.4 322 63 295.9 295.9 279.5 295.9 0.01 18 303 8559 -62.3 -75.3 16 13.0 -62.4 320 64 296.7 296.7 279.8 296.7 0.00 19 300 8620 -62.7 -75.7 16 13.0 -62.8 320 62 297.0 297.0 280.0 297.0 0.00 20 297 8682 -63.1 -76.1 16 13.0 -63.1 315 60 297.2 297.2 280.1 297.3 0.00 21 291 8806 -63.1 -76.1 16 13.0 -63.1 312 56 299.0 299.0 280.9 299.0 0.00 22 272 9228 -54.9 -68.9 16 14.0 -55.1 302 44 316.7 316.7 287.7 316.8 0.01 23 253 9685 -58.1 -71.1 17 13.0 -58.2 292 31 318.6 318.6 288.3 318.6 0.01 24 250 9760 -56.7 -69.7 18 13.0 -56.9 290 29 321.8 321.8 289.3 321.8 0.01 25 237 10104 -50.9 -64.9 17 14.0 -51.2 286 26 335.5 335.5 293.2 335.6 0.03 26 225 10442 -53.3 -67.3 17 14.0 -53.5 283 22 336.8 336.8 293.6 336.9 0.02 27 219 10617 -50.5 -64.5 18 14.0 -50.8 281 21 343.8 343.8 295.3 343.9 0.03 28 200 11210 -51.3 -65.3 17 14.0 -51.7 275 15 351.5 351.5 297.0 351.7 0.03 29 192 11474 -51.9 -65.9 17 14.0 -52.2 271 16 354.7 354.7 297.7 354.8 0.03 30 165 12466 -45.9 -61.9 15 16.0 -46.7 258 18 380.5 380.5 302.3 380.7 0.06 31 150 13100 -44.7 -62.7 12 18.0 -45.7 250 19 393.0 393.0 304.3 393.3 0.06 32 125 14326 -42.7 -62.7 9 20.0 -44.1 239 23 417.7 417.7 307.5 418.0 0.07 33 111 15123 -46.1 -67.1 8 21.0 -47.3 231 26 425.8 425.8 308.4 426.0 0.04 34 100 15820 -44.3 -65.3 8 21.0 -45.8 225 29 442.1 442.1 310.1 442.5 0.06 35 70 18200 -47.1 -70.1 5 23.0 -48.7 225 13 483.6 483.6 313.8 483.9 0.04 36 63 18892 -49.1 -73.1 4 24.0 -50.6 216 15 494.0 494.0 314.5 494.2 0.03 37 61 19104 -46.3 -70.3 5 24.0 -48.3 213 15 504.8 504.8 315.3 505.1 0.05 38 53 20033 -47.3 -71.3 5 24.0 -49.3 200 18 523.2 523.2 316.5 523.5 0.05 39 50 20420 -44.3 -69.3 5 25.0 -47.0 195 19 539.1 539.1 317.5 539.5 0.07 40 43 21424 -48.1 -72.1 5 24.0 -50.3 191 23 553.5 553.5 318.3 553.8 0.05 41 33 23196 -41.7 -66.7 5 25.0 -46.2 183 30 614.0 614.0 321.3 615.1 0.15 42 30 23840 -43.3 -68.3 5 25.0 -47.6 180 33 626.6 626.6 321.8 627.6 0.13 43 23 25620 -46.3 -70.3 5 24.0 -50.4 164 34 667.2 667.3 323.3 668.3 0.13 44 20 26560 -41.1 -67.1 4 26.0 -47.5 155 35 710.4 710.5 324.8 712.4 0.23 45 17 27654 -45.7 -69.7 5 24.0 -50.8 729.4 729.5 325.4 731.1 0.19 46 13 29438 -46.5 -70.5 5 24.0 -52.2 784.8 784.9 326.9 787.0 0.22 TRP 297 8682 -63.1 -76.1 16 13.0 -63.1 315 60 297.2 297.2 280.1 297.3 0.00 WND 303 8559 -62.3 -75.3 16 13.0 -62.4 320 64 296.7 296.7 279.8 296.7 0.00 Sounding variables and indices 1000-500 mb thick: 5124.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 35.43 % Est. max temperature: -0.35 C = 31.37 F Sfc-Lift cond lev (LCL): 939.35 mb = 638.57 m = 2095.01 ft T: -6.49 C 700-500 lapse rate: 5.90 C/km ThetaE index: 2.25 C Layer 991.0- 824.0 mb Conv cond level (CCL): 858.94 mb = 1328.61 m = 4358.91 ft Mean mixing ratio: 1.62 g/kg Conv temperature: -0.34 C = 31.39 F Cap Strength: 9.04 C Lifted Index: 11.05 C Risk: None Lifted Index @300 mb: 14.92 C Lifted Index @700 mb: 3.86 C Showalter Index: 12.04 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 18.00 C K Index: -13.90 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 3.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.71 J/kg Max Up Vert Vel: 2.33 m/s Conv Inhibition (B-): 4.16 J/kg Cap Strength: 11.03 C Lift Cond Lev (LCL): 861.00 mb = 1310.16 m = 4298.37 ft Lev Free Conv (LFC): 846.00 mb = 1444.67 m = 4739.67 ft Equ Level (EL): 816.00 mb = 1717.45 m = 5634.62 ft B at Equ Level: -0.33 J/kg Max Parcel Lev (MPL): 816.00 mb = 1717.45 m = 5634.62 ft Wind level data Storm motion: 63 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 1016 20 90 13 -13.0 0.0 | 215 12 6.9 10.0 1 1000 146 95 19 -18.9 1.7 | 185 12 1.0 11.6 2 925 759 90 23 -23.0 0.0 | 163 10 -3.1 10.0 3 850 1409 90 21 -21.0 0.0 | 174 10 -1.1 10.0 4 700 2864 70 23 -21.6 -7.9 | 141 3 -1.7 2.1 5 500 5270 350 44 7.6 -43.3 | 320 43 27.6 -33.4 6 400 6780 345 54 14.0 -52.2 | 321 54 33.9 -42.2 7 303 8559 320 64 41.1 -49.0 | 303 72 61.1 -39.1 8 300 8620 320 62 39.9 -47.5 | 302 71 59.8 -37.5 9 297 8682 315 60 42.4 -42.4 | 298 70 62.3 -32.5 10 250 9760 290 29 27.3 -9.9 | 270 47 47.2 0.0 11 200 11210 275 15 14.9 -1.3 | 256 36 34.9 8.7 12 150 13100 250 19 17.9 6.5 | 246 41 37.8 16.5 13 100 15820 225 29 20.5 20.5 | 233 51 40.4 30.5 14 70 18200 225 13 9.2 9.2 | 237 35 29.1 19.2 15 50 20420 195 19 4.9 18.4 | 221 38 24.8 28.3 16 30 23840 180 33 0.0 33.0 | 205 47 19.9 43.0 17 20 26560 155 35 -14.8 31.7 | 187 42 5.1 41.7 Wind Parameters Mean winds (0-6000m): 33.4 at 29.7 knts Storm direction: 63.4 at 22.3 knts Shear (0-3000m) pos: 1.5 neg: 1.9 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -135.4 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -36.4 tot: -31.6 m^2/s^2 ave: -10.5 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 3.9 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 89.63 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 93 19 184 11| 8.7 0.0 8.7| 0.0 -25.9 -25.9 -51.8 -0.98| 9.0 -8.9 1000 92 21 175 11| 4.4 0.5 4.9| 1.6 -30.1 -28.5 -28.5 -0.87| 5.7 -4.9 1500 91 21 174 10| 2.9 0.5 3.4| 4.7 -30.6 -25.9 -17.3 -0.67| 4.4 -2.9 2000 90 21 173 10| 2.2 1.0 3.2| 4.7 -32.7 -27.9 -14.0 -0.62| 4.0 -2.4 2500 87 21 171 9| 1.7 1.4 3.1| 4.7 -34.2 -29.4 -11.8 -0.58| 3.7 -2.2 3000 84 22 168 8| 1.5 1.9 3.4| 4.7 -36.4 -31.6 -10.5 -0.61| 3.9 -2.4 4000 73 23 141 4| 1.1 3.8 4.8| 4.7 -57.5 -52.8 -13.2 -0.55| 5.3 -2.9 5000 54 26 13 6| 0.9 5.0 5.8| 4.7-153.1-148.4 -29.7 -0.54| 6.7 -3.6 6000 33 30 346 15| 0.7 5.0 5.7| 10.7-198.4-187.7 -31.3 -0.51| 6.6 -3.3 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20260109.12.gif