UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:1200Z 16 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 1006 146 -5.9 -10.4 70 4.5 -7.2 150 3 266.8 267.1 265.7 271.5 1.72 1 1000 193 -5.7 -10.3 70 4.6 -7.0 155 7 267.5 267.7 266.1 272.2 1.74 2 958 528 -6.7 -11.1 71 4.4 -7.9 191 17 269.7 270.0 267.7 274.4 1.71 3 925 800 -8.7 -13.0 71 4.3 -9.8 220 25 270.4 270.7 267.8 274.6 1.52 4 850 1449 -14.3 -16.9 81 2.6 -14.9 230 29 271.2 271.4 267.7 274.5 1.20 5 787 2027 -18.9 -22.5 73 3.6 -19.5 234 35 272.3 272.4 267.7 274.6 0.80 6 744 2445 -19.5 -29.5 41 10.0 -20.8 237 39 276.0 276.1 269.5 277.4 0.45 7 700 2896 -21.3 -28.3 53 7.0 -22.3 240 44 278.9 279.0 271.4 280.5 0.53 8 693 2970 -21.1 -28.1 53 7.0 -22.1 240 44 279.9 280.0 272.1 281.6 0.55 9 585 4201 -26.7 -29.8 75 3.1 -27.1 243 46 287.3 287.4 276.2 289.0 0.55 10 583 4225 -26.9 -29.9 76 3.0 -27.3 243 46 287.3 287.4 276.2 289.1 0.55 11 500 5310 -35.1 -39.0 67 3.9 -35.4 245 48 290.2 290.3 277.2 291.1 0.26 12 464 5827 -39.9 -44.5 61 4.6 -40.1 247 50 290.5 290.6 277.2 291.1 0.16 13 400 6830 -46.1 -54.1 40 8.0 -46.3 250 54 295.1 295.1 279.2 295.3 0.06 14 357 7580 -50.3 -59.3 34 9.0 -50.5 252 60 299.2 299.2 281.0 299.3 0.04 15 344 7822 -50.9 -59.9 34 9.0 -51.1 253 62 301.6 301.6 282.0 301.7 0.03 16 300 8710 -52.9 -62.9 29 10.0 -53.1 255 69 310.8 310.8 285.7 310.9 0.03 17 293 8862 -53.1 -63.1 29 10.0 -53.3 255 71 312.6 312.6 286.3 312.7 0.03 18 265 9502 -56.4 -66.4 27 10.0 -56.5 255 77 316.9 316.9 287.8 317.0 0.02 19 256 9721 -57.5 -67.5 27 10.0 -57.6 255 75 318.4 318.4 288.2 318.5 0.02 20 250 9870 -57.5 -67.5 27 10.0 -57.6 260 73 320.6 320.6 288.9 320.7 0.02 21 200 11290 -56.9 -67.9 24 11.0 -57.1 260 71 342.7 342.7 295.0 342.7 0.02 22 183 11851 -55.1 -66.1 24 11.0 -55.4 260 66 354.4 354.4 297.6 354.5 0.03 23 150 13110 -56.7 -68.7 21 12.0 -56.9 260 56 372.4 372.4 301.0 372.5 0.02 24 100 15680 -57.7 -70.7 18 13.0 -58.0 265 54 416.2 416.2 307.3 416.4 0.03 25 95 16003 -57.3 -70.3 18 13.0 -57.6 264 53 423.2 423.2 308.1 423.3 0.03 26 70 17920 -59.3 -72.3 17 13.0 -59.7 255 48 457.5 457.5 311.5 457.7 0.03 27 52 19771 -61.7 -74.7 16 13.0 -62.1 492.5 492.5 314.4 492.7 0.03 TRP 256 9721 -57.5 -67.5 27 10.0 -57.6 255 75 318.4 318.4 288.2 318.5 0.02 WND 265 9502 -56.4 -66.4 27 10.0 -56.5 255 77 316.9 316.9 287.8 317.0 0.02 Sounding variables and indices 1000-500 mb thick: 5117.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 67.19 % Est. max temperature: -1.58 C = 29.16 F Sfc-Lift cond lev (LCL): 936.53 mb = 703.89 m = 2309.31 ft T: -7.99 C 700-500 lapse rate: 5.72 C/km ThetaE index: 0.09 C Layer 850.0- 787.0 mb Conv cond level (CCL): 868.90 mb = 1280.24 m = 4200.21 ft Mean mixing ratio: 1.64 g/kg Conv temperature: -1.70 C = 28.93 F Cap Strength: 12.10 C Lifted Index: 13.63 C Risk: None Lifted Index @300 mb: 26.12 C Lifted Index @700 mb: 6.04 C Showalter Index: 13.13 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 18.20 C K Index: -3.10 Risk: None Sweat Index: 163.35 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.65 J/kg Max Up Vert Vel: 5.23 m/s Conv Inhibition (B-): 31091.83 J/kg Cap Strength: 13.62 C Lift Cond Lev (LCL): 890.47 mb = 1092.04 m = 3582.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 at 29 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 1006 146 150 3 -1.5 2.6 | 94 31 -30.8 2.3 1 1000 193 155 7 -3.0 6.3 | 101 33 -32.3 6.0 2 925 800 220 25 16.1 19.2 | 145 23 -13.3 18.8 3 850 1449 230 29 22.2 18.6 | 159 20 -7.1 18.3 4 700 2896 240 44 38.1 22.0 | 202 23 8.8 21.7 5 500 5310 245 48 43.5 20.3 | 215 24 14.2 20.0 6 400 6830 250 54 50.7 18.5 | 230 28 21.4 18.1 7 300 8710 255 69 66.6 17.9 | 245 41 37.3 17.5 8 265 9502 255 77 74.4 19.9 | 246 49 45.0 19.6 9 256 9721 255 75 72.4 19.4 | 246 47 43.1 19.1 10 250 9870 260 73 71.9 12.7 | 254 44 42.6 12.4 11 200 11290 260 71 69.9 12.3 | 254 42 40.6 12.0 12 150 13110 260 56 55.1 9.7 | 250 27 25.8 9.4 13 100 15680 265 54 53.8 4.7 | 260 25 24.5 4.4 14 70 17920 255 48 46.4 12.4 | 235 21 17.0 12.1 Wind Parameters Mean winds (0-6000m): 239.4 at 39.1 knts Storm direction: 269.4 at 29.3 knts Shear (0-3000m) pos: 7.6 neg: 0.0 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 109.2 deg Storm rel helicity (0-3000m) pos: 330.3 neg: 0.0 tot: 330.3 m^2/s^2 ave: 110.1 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 8.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.10 Bulk Shear: 136.99 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 ------------------------------------------------------------------------------- 500 190 13 115 30| 19.4 0.0 19.4|168.9 0.0 168.9 337.7 0.93| 22.4 20.8 1000 214 19 129 24| 13.6 0.0 13.6|226.4 0.0 226.4 226.4 0.88| 17.0 15.0 1500 221 22 138 22| 10.5 0.0 10.5|251.0 0.0 251.0 167.3 0.89| 13.1 11.6 2000 225 25 146 21| 9.3 0.0 9.3|280.2 0.0 280.2 140.1 0.90| 11.2 10.1 2500 229 28 155 20| 8.5 0.0 8.5|310.8 0.0 310.8 124.3 0.91| 10.2 9.2 3000 232 30 164 19| 7.6 0.0 7.6|330.3 0.0 330.3 110.1 0.91| 9.1 8.2 4000 235 34 176 19| 6.0 0.0 6.0|344.7 0.0 344.7 86.2 0.91| 7.1 6.5 5000 237 37 185 20| 4.9 0.0 4.9|359.5 0.0 359.5 71.9 0.91| 5.9 5.4 6000 239 39 192 20| 4.4 0.0 4.4|386.2 0.0 386.2 64.4 0.91| 5.3 4.8 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251216.12.gif