UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U9862... Searching the city database file for: U9862 ... Date:1200Z 6 DEC 25 Station: U9862 WMO ident: 29862 Latitude: 53.77 Longitude: 91.32 ------------------------------------------------------------------------------- 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 251 225 5 SFC 999 259 -14.5 -18.8 70 4.3 -15.3 225 5 258.7 258.9 257.9 261.1 0.87 2 966 514 -11.9 -17.9 61 6.0 -13.1 238 9 263.8 264.0 262.1 266.5 0.97 3 957 586 -9.9 -15.9 61 6.0 -11.2 242 11 266.6 266.8 264.5 269.8 1.15 4 925 847 -11.7 -19.7 51 8.0 -13.3 255 15 267.3 267.5 264.5 269.8 0.87 5 864 1364 -16.5 -24.5 50 8.0 -17.7 267 12 267.6 267.7 264.2 269.4 0.61 6 850 1486 -16.9 -24.9 50 8.0 -18.1 270 11 268.4 268.5 264.7 270.2 0.60 7 730 2618 -22.9 -33.9 36 11.0 -24.1 286 30 273.8 273.9 267.8 274.7 0.30 8 700 2926 -23.5 -34.5 36 11.0 -24.6 290 35 276.5 276.5 269.5 277.4 0.29 9 645 3521 -26.1 -38.1 31 12.0 -27.2 296 44 280.1 280.1 271.6 280.8 0.22 10 500 5320 -37.7 -44.7 48 7.0 -38.1 315 71 287.1 287.1 275.4 287.6 0.14 11 489 5473 -38.9 -44.9 53 6.0 -39.2 315 73 287.4 287.5 275.6 287.9 0.14 12 468 5775 -39.3 -45.3 53 6.0 -39.6 314 76 290.6 290.6 277.2 291.1 0.14 13 400 6840 -44.5 -51.5 46 7.0 -44.7 310 87 297.2 297.2 280.2 297.5 0.08 14 395 6924 -44.7 -51.7 45 7.0 -44.9 310 88 298.0 298.0 280.6 298.3 0.08 15 300 8700 -58.5 -64.5 46 6.0 -58.6 305 99 302.9 302.9 282.5 303.0 0.02 16 286 9000 -60.1 -66.1 45 6.0 -60.1 310 101 304.8 304.8 283.4 304.9 0.02 17 284 9044 -60.3 -66.3 45 6.0 -60.3 310 101 305.1 305.1 283.5 305.2 0.02 18 250 9840 -60.7 -66.7 45 6.0 -60.7 310 95 315.8 315.8 287.4 315.9 0.02 19 200 11230 -57.9 -63.9 46 6.0 -58.0 305 66 341.1 341.1 294.6 341.2 0.04 20 188 11624 -56.3 -62.3 47 6.0 -56.4 304 63 349.7 349.8 296.6 349.9 0.05 21 163 12531 -57.9 -63.9 46 6.0 -58.0 301 57 361.6 361.6 299.1 361.8 0.04 22 150 13060 -55.5 -62.5 41 7.0 -55.7 300 54 374.5 374.5 301.4 374.7 0.06 23 108 15130 -60.1 -67.1 39 7.0 -60.3 292 51 402.6 402.7 305.6 402.9 0.04 24 100 15610 -59.5 -66.5 40 7.0 -59.7 290 50 412.8 412.8 306.9 413.0 0.05 25 70 17840 -61.1 -69.1 34 8.0 -61.3 290 48 453.7 453.7 311.2 454.0 0.05 26 67 18111 -60.3 -68.3 34 8.0 -60.6 289 47 461.1 461.1 311.9 461.5 0.06 27 52 19663 -66.3 -74.3 32 8.0 -66.5 281 41 481.8 481.8 313.6 482.0 0.03 28 50 19900 -65.9 -73.9 32 8.0 -66.1 280 40 488.2 488.2 314.1 488.4 0.03 29 30 22960 -71.3 -79.3 29 8.0 -71.5 280 62 550.3 550.3 318.1 550.4 0.02 30 27 23583 -71.1 -79.1 30 8.0 -71.3 567.7 567.7 319.0 567.9 0.03 TRP 284 9044 -60.3 -66.3 45 6.0 -60.3 310 101 305.1 305.1 283.5 305.2 0.02 WND 286 9000 -60.1 -66.1 45 6.0 -60.1 310 101 304.8 304.8 283.4 304.9 0.02 Sounding variables and indices 1000-500 mb thick: 5069.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 43.14 % Est. max temperature: -4.74 C = 23.46 F Sfc-Lift cond lev (LCL): 931.50 mb = 793.28 m = 2602.59 ft T: -11.33 C 700-500 lapse rate: 5.93 C/km ThetaE index: 0.43 C Layer 864.0- 850.0 mb Conv cond level (CCL): 764.22 mb = 2277.27 m = 7471.28 ft Mean mixing ratio: 0.93 g/kg Conv temperature: -1.02 C = 30.17 F Cap Strength: 11.50 C Lifted Index: 16.01 C Risk: None Lifted Index @300 mb: 24.92 C Lifted Index @700 mb: 8.88 C Showalter Index: 14.02 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 12.80 C K Index: -15.10 Risk: None Sweat Index: 93.00 Risk: None Energy Index: 3.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.85 J/kg Max Up Vert Vel: 8.59 m/s Conv Inhibition (B-): 45302.33 J/kg Cap Strength: 15.92 C Lift Cond Lev (LCL): 852.84 mb = 1461.00 m = 4793.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 333 at 31 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 ---------------------------------------------------------- 0 999 259 225 5 3.5 3.5 | 162 33 -10.4 31.4 1 925 847 255 15 14.5 3.9 | 181 32 0.6 31.7 2 850 1486 270 11 11.0 -0.0 | 174 28 -2.9 27.8 3 700 2926 290 35 32.9 -12.0 | 230 25 19.0 15.9 4 500 5320 315 71 50.2 -50.2 | 302 43 36.3 -22.4 5 400 6840 310 87 66.6 -55.9 | 298 60 52.8 -28.1 6 300 8700 305 99 81.1 -56.8 | 293 73 67.2 -28.9 7 286 9000 310 101 77.4 -64.9 | 300 74 63.5 -37.1 8 284 9044 310 101 77.4 -64.9 | 300 74 63.5 -37.1 9 250 9840 310 95 72.8 -61.1 | 299 68 58.9 -33.2 10 200 11230 305 66 54.1 -37.9 | 284 41 40.2 -10.0 11 150 13060 300 54 46.8 -27.0 | 269 33 32.9 0.8 12 100 15610 290 50 47.0 -17.1 | 252 35 33.1 10.7 13 70 17840 290 48 45.1 -16.4 | 250 33 31.2 11.4 14 50 19900 280 40 39.4 -6.9 | 231 33 25.5 20.9 15 30 22960 280 62 61.1 -10.8 | 250 50 47.2 17.1 Wind Parameters Mean winds (0-6000m): 303.5 at 41.5 knts Storm direction: 333.5 at 31.1 knts Shear (0-3000m) pos: 6.6 neg: 0.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 80.7 deg Storm rel helicity (0-3000m) pos: 301.5 neg: -26.4 tot: 275.1 m^2/s^2 ave: 91.7 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.20 Bulk Shear: 184.32 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 ------------------------------------------------------------------------------- 500 246 9 170 32| 9.5 0.0 9.5| 81.9 0.0 81.9 163.8 0.99| 9.8 9.6 1000 253 12 175 31| 4.7 0.0 4.7| 96.3 -16.8 79.5 79.5 0.61| 7.6 4.6 1500 259 12 176 30| 4.4 0.0 4.4|127.6 -26.4 101.2 67.4 0.58| 7.1 4.1 2000 266 14 180 29| 5.5 0.0 5.5|186.2 -26.4 159.8 79.9 0.70| 7.6 5.3 2500 274 17 186 27| 6.2 0.0 6.2|245.2 -26.4 218.8 87.5 0.77| 7.9 6.1 3000 280 20 193 25| 6.6 0.0 6.6|301.5 -26.4 275.1 91.7 0.81| 8.1 6.5 4000 289 27 211 22| 7.0 0.0 7.0|423.1 -26.4 396.7 99.2 0.84| 8.3 7.0 5000 299 34 235 20| 7.2 0.0 7.2|578.1 -26.4 551.7 110.3 0.84| 8.6 7.2 6000 303 41 257 21| 6.0 1.0 7.0|588.6 -48.6 540.0 90.0 0.73| 8.1 5.9 Wrote GIF file: /home/apache/climate/data/raob//U9862/skewt/U9862.skewt.20251206.12.gif