UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 24 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 1010 149 -9.3 -13.3 73 4.0 -10.2 180 5 263.1 263.3 262.3 266.8 1.36 1 1000 226 -9.5 -13.2 74 3.7 -10.4 195 9 263.6 263.9 262.8 267.4 1.38 2 963 517 -10.1 -13.9 74 3.8 -11.0 217 17 265.9 266.1 264.4 269.6 1.35 3 925 830 -6.3 -9.9 76 3.6 -7.4 240 25 272.9 273.2 270.1 278.3 1.94 4 917 898 -5.9 -9.2 77 3.3 -6.9 239 24 274.0 274.3 270.9 279.7 2.07 5 850 1486 -10.3 -10.9 95 0.6 -10.5 230 15 275.4 275.7 271.6 280.8 1.95 6 840 1577 -11.1 -11.7 95 0.6 -11.3 230 17 275.4 275.8 271.5 280.7 1.86 7 811 1847 -11.3 -11.3 100 0.0 -11.3 231 22 278.0 278.4 273.3 283.7 1.98 8 793 2018 -12.3 -19.3 56 7.0 -13.8 232 25 278.7 278.9 272.2 281.8 1.05 9 755 2395 -10.1 -20.1 44 10.0 -12.5 233 31 285.1 285.2 275.7 288.2 1.02 10 744 2508 -10.9 -17.9 56 7.0 -12.6 233 34 285.4 285.6 276.2 289.2 1.26 11 700 2975 -12.5 -21.5 47 9.0 -14.5 235 42 288.6 288.8 277.5 291.7 0.98 12 551 4774 -19.3 -26.3 54 7.0 -20.7 246 42 301.0 301.2 282.8 303.7 0.81 13 500 5490 -22.7 -30.7 48 8.0 -24.0 250 42 305.4 305.5 284.3 307.4 0.59 14 439 6438 -27.5 -35.5 46 8.0 -28.5 259 48 310.9 310.9 286.2 312.3 0.42 15 416 6823 -32.1 -49.1 17 17.0 -33.3 262 50 309.8 309.8 285.4 310.2 0.11 16 400 7100 -33.9 -44.9 32 11.0 -34.7 265 52 310.9 311.0 285.9 311.6 0.17 17 365 7732 -38.9 -44.9 53 6.0 -39.3 263 51 312.5 312.5 286.5 313.2 0.19 18 300 9040 -49.7 -57.7 39 8.0 -49.9 260 50 315.3 315.3 287.2 315.5 0.05 19 277 9557 -52.9 -60.9 37 8.0 -53.1 262 52 318.0 318.0 288.1 318.1 0.04 20 250 10210 -58.3 -68.3 27 10.0 -58.4 265 54 319.4 319.4 288.6 319.5 0.02 21 206 11394 -69.1 -82.1 14 13.0 -69.1 261 56 320.6 320.6 288.9 320.6 0.00 22 200 11570 -70.1 -83.1 13 13.0 -70.1 260 56 321.7 321.7 289.3 321.7 0.00 23 176 12328 -72.5 -88.5 7 16.0 -72.5 265 52 329.8 329.8 291.6 329.8 0.00 24 175 12361 -72.5 -88.5 7 16.0 -72.5 266 52 330.3 330.3 291.8 330.3 0.00 25 150 13290 -63.5 -76.5 16 13.0 -63.6 280 46 360.7 360.7 298.8 360.7 0.01 26 145 13500 -62.5 -76.5 14 14.0 -62.6 281 47 365.9 365.9 299.8 366.0 0.01 27 100 15800 -63.0 -83.3 5 20.3 -63.3 290 60 405.9 405.9 306.0 405.9 0.00 28 96 16051 -63.1 -84.1 4 21.0 -63.3 289 60 410.6 410.6 306.6 410.6 0.00 29 70 17970 -67.7 -88.7 3 21.0 -67.8 280 60 439.5 439.6 309.8 439.6 0.00 30 61 18797 -68.3 -89.3 3 21.0 -68.5 455.9 455.9 311.4 455.9 0.00 TRP 176 12328 -72.5 -88.5 7 16.0 -72.5 265 52 329.8 329.8 291.6 329.8 0.00 WND 100 15800 -63.0 -83.3 5 20.3 -63.3 290 60 405.9 405.9 306.0 405.9 0.00 Sounding variables and indices 1000-500 mb thick: 5264.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 61.72 % Est. max temperature: 2.78 C = 37.00 F Sfc-Lift cond lev (LCL): 947.20 mb = 645.75 m = 2118.58 ft T: -8.54 C 700-500 lapse rate: 4.06 C/km ThetaE index: 1.84 C Layer 793.0- 755.0 mb Conv cond level (CCL): 569.62 mb = 4524.25 m = 14843.16 ft Mean mixing ratio: 1.58 g/kg Conv temperature: 27.00 C = 80.59 F Cap Strength: 24.71 C Lifted Index: 27.44 C Risk: None Lifted Index @300 mb: 30.58 C Lifted Index @700 mb: 16.25 C Showalter Index: 20.52 C Risk: None Total Totals Index: 24.20 C Risk: None Vertical Totals Index: 12.40 C Cross Totals Index: 11.80 C K Index: -7.50 Risk: None Sweat Index: 139.75 Risk: None Energy Index: 5.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.61 J/kg Max Up Vert Vel: 9.55 m/s Conv Inhibition (B-): 29881.90 J/kg Cap Strength: 27.10 C Lift Cond Lev (LCL): 906.14 mb = 990.18 m = 3248.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 25 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 1010 149 180 5 0.0 5.0 | 102 26 -25.2 5.4 1 1000 226 195 9 2.3 8.7 | 112 25 -22.9 9.1 2 925 830 240 25 21.7 12.5 | 165 13 -3.6 12.9 3 850 1486 230 15 11.5 9.6 | 126 17 -13.7 10.1 4 700 2975 235 42 34.4 24.1 | 201 26 9.2 24.5 5 500 5490 250 42 39.5 14.4 | 224 21 14.3 14.8 6 400 7100 265 52 51.8 4.5 | 259 27 26.6 5.0 7 300 9040 260 50 49.2 8.7 | 249 26 24.0 9.1 8 250 10210 265 54 53.8 4.7 | 260 29 28.6 5.1 9 200 11570 260 56 55.1 9.7 | 251 32 29.9 10.2 10 176 12328 265 52 51.8 4.5 | 259 27 26.6 5.0 11 150 13290 280 46 45.3 -8.0 | 291 21 20.1 -7.6 12 100 15800 290 60 56.4 -20.5 | 303 37 31.2 -20.1 13 70 17970 280 60 59.1 -10.4 | 286 35 33.9 -10.0 Wind Parameters Mean winds (0-6000m): 241.0 at 33.6 knts Storm direction: 271.0 at 25.2 knts Shear (0-3000m) pos: 7.2 neg: 0.5 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 239.3 neg: -35.7 tot: 203.6 m^2/s^2 ave: 67.9 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 6.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.69 Bulk Shear: 66.32 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 ------------------------------------------------------------------------------- 500 215 13 123 21| 17.7 0.0 17.7| 96.2 0.0 96.2 192.5 0.89| 18.8 16.7 1000 231 18 136 16| 9.1 0.0 9.1|118.2 -17.5 100.6 100.6 0.56| 15.4 8.6 1500 232 18 135 16| 6.1 0.9 7.0|128.6 -35.7 92.9 62.0 0.40| 12.8 5.1 2000 232 19 139 16| 6.9 0.7 7.5|167.7 -35.7 132.1 66.0 0.51| 11.9 6.1 2500 232 21 149 16| 7.4 0.5 7.9|207.8 -35.7 172.2 68.9 0.57| 11.4 6.5 3000 233 24 160 16| 7.2 0.5 7.6|239.3 -35.7 203.6 67.9 0.59| 10.6 6.3 4000 235 29 175 17| 5.5 0.3 5.8|263.1 -35.7 227.5 56.9 0.61| 8.5 5.2 5000 238 32 185 17| 4.4 0.3 4.7|285.5 -35.7 249.9 50.0 0.62| 7.3 4.5 6000 241 34 194 17| 4.1 0.2 4.3|326.4 -35.7 290.7 48.5 0.65| 6.7 4.4 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251224.00.gif