UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:1200Z 28 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 1011 146 -22.5 -25.0 80 2.5 -22.8 120 1 249.9 249.9 249.7 251.2 0.50 1 1003 204 -22.9 -25.8 77 2.9 -23.2 124 8 250.0 250.1 249.7 251.3 0.47 2 1000 226 -22.5 -25.3 78 2.8 -22.8 125 11 250.6 250.7 250.3 252.0 0.49 3 964 498 -18.1 -20.5 81 2.4 -18.5 156 12 257.7 257.9 257.0 259.8 0.78 4 925 809 -14.9 -17.9 78 3.0 -15.5 190 13 264.1 264.2 262.4 266.9 1.01 5 906 966 -14.7 -19.6 66 4.9 -15.6 205 14 265.9 266.0 263.4 268.3 0.89 6 862 1346 -11.9 -19.9 51 8.0 -13.5 240 18 272.6 272.7 268.1 275.2 0.91 7 850 1453 -12.1 -23.1 39 11.0 -14.2 250 19 273.5 273.6 268.4 275.5 0.70 8 834 1598 -12.7 -24.7 36 12.0 -14.8 250 19 274.3 274.4 268.8 276.2 0.62 9 743 2478 -13.1 -20.1 56 7.0 -14.6 247 16 283.1 283.3 274.7 286.2 1.04 10 700 2930 -14.7 -22.7 51 8.0 -16.3 245 15 286.2 286.4 276.1 288.9 0.88 11 672 3238 -14.9 -25.9 39 11.0 -17.0 251 16 289.3 289.5 277.4 291.5 0.69 12 570 4463 -22.5 -28.5 58 6.0 -23.4 276 20 294.4 294.5 279.7 296.4 0.64 13 500 5410 -29.5 -39.5 37 10.0 -30.4 295 23 297.1 297.1 280.4 297.9 0.25 14 486 5612 -30.9 -40.9 37 10.0 -31.7 295 24 297.8 297.8 280.7 298.5 0.22 15 426 6537 -37.1 -43.1 54 6.0 -37.5 295 26 301.3 301.3 282.2 302.0 0.20 16 400 6970 -40.5 -46.5 52 6.0 -40.8 295 27 302.4 302.4 282.5 302.9 0.15 17 374 7424 -44.3 -49.3 57 5.0 -44.5 297 25 303.2 303.2 282.8 303.6 0.11 18 320 8454 -51.1 -59.1 38 8.0 -51.2 303 21 307.6 307.6 284.5 307.8 0.04 19 300 8870 -55.1 -63.1 36 8.0 -55.2 305 19 307.7 307.7 284.5 307.8 0.03 20 250 10010 -63.9 -72.9 28 9.0 -64.0 310 17 311.1 311.1 285.7 311.1 0.01 21 242 10209 -66.3 -74.3 32 8.0 -66.3 313 18 310.4 310.4 285.5 310.4 0.01 22 225 10649 -68.3 -77.3 26 9.0 -68.4 320 19 313.8 313.8 286.7 313.9 0.00 23 201 11330 -66.7 -74.7 32 8.0 -66.7 296 30 326.7 326.7 290.7 326.7 0.01 24 200 11360 -66.5 -74.5 32 8.0 -66.5 295 31 327.4 327.4 291.0 327.5 0.01 25 185 11837 -61.7 -70.7 29 9.0 -61.8 292 33 342.6 342.6 295.0 342.7 0.01 26 169 12393 -63.9 -73.9 24 10.0 -64.0 289 36 347.9 347.9 296.2 348.0 0.01 27 154 12967 -60.7 -71.7 22 11.0 -60.9 286 39 362.8 362.8 299.2 362.8 0.02 28 150 13130 -60.9 -71.9 22 11.0 -61.0 285 40 365.2 365.2 299.7 365.2 0.02 29 100 15650 -60.9 -75.9 12 15.0 -61.2 290 40 410.1 410.1 306.5 410.1 0.01 30 80 17029 -62.7 -78.7 10 16.0 -62.9 296 43 433.4 433.4 309.2 433.4 0.01 31 70 17850 -63.1 -79.1 10 16.0 -63.4 300 44 449.4 449.4 310.8 449.5 0.01 32 50 19920 -63.1 -80.1 8 17.0 -63.5 280 40 494.8 494.8 314.6 494.9 0.01 33 34 22277 -65.7 -82.7 8 17.0 -66.1 280 51 545.6 545.6 317.9 545.7 0.01 34 30 23040 -64.1 -82.1 7 18.0 -64.6 280 54 569.9 569.9 319.2 570.0 0.02 35 27 23686 -63.3 -81.3 7 18.0 -64.0 275 59 589.6 589.6 320.1 589.7 0.02 36 21 25252 -57.1 -77.1 6 20.0 -58.7 262 71 652.2 652.2 322.8 652.6 0.05 37 20 25560 -57.9 -77.9 6 20.0 -59.5 260 73 658.9 659.0 323.0 659.3 0.05 38 18 26224 -57.9 -77.9 6 20.0 -59.6 679.1 679.1 323.7 679.5 0.05 39 14 27829 -52.4 -74.4 5 22.0 -55.9 260 93 748.4 748.4 325.9 749.4 0.11 40 11 29407 -47.1 -71.1 5 24.0 -53.1 821.0 821.2 327.8 823.5 0.24 TRP 225 10649 -68.3 -77.3 26 9.0 -68.4 320 19 313.8 313.8 286.7 313.9 0.00 WND 14 27829 -52.4 -74.4 5 22.0 -55.9 260 93 748.4 748.4 325.9 749.4 0.11 Sounding variables and indices 1000-500 mb thick: 5184.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 53.01 % Est. max temperature: 0.36 C = 32.65 F Sfc-Lift cond lev (LCL): 969.89 mb = 452.83 m = 1485.64 ft T: -18.83 C 700-500 lapse rate: 5.97 C/km Conv cond level (CCL): 1003.00 mb = 204.01 m = 669.31 ft Mean mixing ratio: 0.77 g/kg Conv temperature: -19.58 C = -3.25 F Cap Strength: 29.36 C Lifted Index: 30.42 C Risk: None Lifted Index @300 mb: 33.77 C Lifted Index @700 mb: 24.13 C Showalter Index: 17.94 C Risk: None Total Totals Index: 23.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 6.40 C K Index: -13.70 Risk: None Sweat Index: 174.39 Risk: None Energy Index: 4.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.61 J/kg Max Up Vert Vel: 11.37 m/s Conv Inhibition (B-): 74608.54 J/kg Cap Strength: 30.42 C Lift Cond Lev (LCL): 921.66 mb = 836.41 m = 2744.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 at 13 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 1011 146 120 1 -0.9 0.5 | 114 14 -13.2 5.9 1 1000 226 125 11 -9.0 6.3 | 119 24 -21.3 11.7 2 925 809 190 13 2.3 12.8 | 151 21 -10.1 18.2 3 850 1453 250 19 17.9 6.5 | 205 13 5.5 11.9 4 700 2930 245 15 13.6 6.3 | 186 12 1.3 11.8 5 500 5410 295 23 20.8 -9.7 | 297 10 8.5 -4.3 6 400 6970 295 27 24.5 -11.4 | 296 14 12.1 -6.0 7 300 8870 305 19 15.6 -10.9 | 329 6 3.2 -5.5 8 250 10010 310 17 13.0 -10.9 | 353 6 0.7 -5.5 9 225 10649 320 19 12.2 -14.6 | 1 9 -0.1 -9.1 10 200 11360 295 31 28.1 -13.1 | 296 18 15.8 -7.7 11 150 13130 285 40 38.6 -10.4 | 281 27 26.3 -4.9 12 100 15650 290 40 37.6 -13.7 | 288 27 25.3 -8.3 13 70 17850 300 44 38.1 -22.0 | 303 31 25.8 -16.6 14 50 19920 280 40 39.4 -6.9 | 273 27 27.1 -1.5 15 30 23040 280 54 53.2 -9.4 | 276 41 40.8 -4.0 16 20 25560 260 73 71.9 12.7 | 253 62 59.6 18.1 Wind Parameters Mean winds (0-6000m): 263.7 at 18.0 knts Storm direction: 293.7 at 13.5 knts Shear (0-3000m) pos: 3.3 neg: 0.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 78.0 deg Storm rel helicity (0-3000m) pos: 162.7 neg: -12.3 tot: 150.4 m^2/s^2 ave: 50.1 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.80 Bulk Shear: 80.65 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 ------------------------------------------------------------------------------- 500 147 11 129 23| 12.2 0.0 12.2| 65.9 0.0 65.9 131.8 0.57| 19.9 11.2 1000 178 12 144 22| 8.4 0.0 8.4|127.4 0.0 127.4 127.4 0.70| 16.4 11.6 1500 208 14 163 19| 6.6 0.0 6.6|159.3 -1.1 158.2 105.5 0.72| 14.2 10.3 2000 223 15 173 17| 4.9 0.4 5.3|159.3 -5.7 153.6 76.8 0.67| 11.0 7.4 2500 229 15 177 15| 3.9 0.6 4.5|159.3 -10.1 149.2 59.7 0.62| 9.1 5.6 3000 233 15 180 15| 3.3 0.5 3.8|162.7 -12.3 150.4 50.1 0.60| 8.0 4.8 4000 241 16 187 13| 2.9 0.4 3.3|179.2 -12.3 166.9 41.7 0.64| 6.9 4.4 5000 253 17 200 11| 2.7 0.3 3.0|196.5 -12.3 184.1 36.8 0.69| 6.3 4.3 6000 264 18 217 9| 2.3 0.2 2.5|201.6 -12.5 189.1 31.5 0.67| 5.6 3.8 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251228.12.gif