UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U0744... Searching the city database file for: U0744 ... Date:0000Z 3 DEC 25 Station: U0744 WMO ident: 20744 Latitude: 72.37 Longitude: 52.73 ------------------------------------------------------------------------------- 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 1001 20 -9.5 -14.4 67 4.9 -10.6 60 3 263.6 263.8 262.4 267.0 1.25 1 1000 28 -9.5 -14.5 67 5.0 -10.6 55 3 263.6 263.8 262.5 267.0 1.24 2 985 145 -7.7 -13.7 62 6.0 -9.2 42 6 266.6 266.8 264.8 270.3 1.34 3 925 630 -10.9 -14.6 74 3.7 -11.8 350 17 268.2 268.4 265.9 271.9 1.33 4 850 1273 -15.7 -19.4 73 3.7 -16.4 340 29 269.7 269.9 266.3 272.4 0.97 5 807 1662 -19.1 -22.7 73 3.6 -19.7 336 27 270.1 270.2 266.2 272.3 0.76 6 791 1811 -19.5 -22.7 76 3.2 -20.0 334 27 271.2 271.4 267.0 273.5 0.78 7 779 1925 -16.5 -19.5 78 3.0 -17.1 333 26 275.7 275.8 270.4 278.7 1.05 8 777 1945 -16.7 -19.7 78 3.0 -17.3 333 26 275.6 275.8 270.3 278.6 1.03 9 726 2453 -18.5 -24.5 59 6.0 -19.5 328 24 279.1 279.2 271.9 281.2 0.72 10 700 2724 -21.1 -28.1 53 7.0 -22.1 325 23 279.1 279.2 271.6 280.8 0.54 11 650 3265 -25.1 -34.1 43 9.0 -26.1 322 29 280.6 280.6 272.1 281.6 0.33 12 598 3867 -27.1 -41.1 25 14.0 -28.3 318 35 285.0 285.1 274.3 285.6 0.18 13 549 4476 -31.5 -49.5 15 18.0 -32.5 314 41 286.9 286.9 275.2 287.1 0.08 14 500 5130 -36.1 -52.1 18 16.0 -36.8 310 48 289.0 289.0 276.3 289.2 0.06 15 443 5959 -42.9 -56.9 20 14.0 -43.3 307 46 290.6 290.6 277.0 290.8 0.04 16 400 6640 -48.1 -60.1 24 12.0 -48.3 305 44 292.5 292.5 277.9 292.6 0.03 17 351 7492 -54.9 -66.9 21 12.0 -55.0 307 43 294.4 294.4 278.9 294.5 0.01 18 305 8386 -58.9 -69.9 23 11.0 -59.0 310 42 300.9 300.9 281.7 300.9 0.01 19 300 8490 -57.7 -69.7 20 12.0 -57.8 310 40 304.0 304.0 283.0 304.1 0.01 20 287 8770 -55.5 -67.5 21 12.0 -55.6 310 40 311.0 311.0 285.7 311.1 0.02 21 255 9523 -53.5 -64.5 25 11.0 -53.7 310 38 324.7 324.7 290.2 324.8 0.03 22 250 9650 -53.3 -65.3 22 12.0 -53.5 310 38 326.8 326.8 290.8 326.9 0.02 23 200 11080 -54.3 -67.3 19 13.0 -54.5 315 36 346.8 346.8 296.0 346.9 0.02 24 191 11374 -54.3 -67.3 19 13.0 -54.5 314 37 351.4 351.4 297.0 351.5 0.02 25 150 12910 -57.1 -71.1 15 14.0 -57.3 310 40 371.7 371.7 300.9 371.8 0.02 26 111 14804 -59.3 -74.3 13 15.0 -59.6 306 39 401.0 401.0 305.3 401.1 0.01 27 102 15328 -63.3 -78.3 11 15.0 -63.5 305 38 403.1 403.1 305.6 403.2 0.01 28 100 15450 -63.3 -78.3 11 15.0 -63.5 305 38 405.4 405.4 305.9 405.5 0.01 29 75 17197 -68.9 -83.9 10 15.0 -69.0 301 43 428.4 428.4 308.7 428.5 0.00 30 70 17610 -69.1 -84.1 10 15.0 -69.2 300 44 436.6 436.6 309.5 436.6 0.00 31 50 19600 -72.3 -87.3 9 15.0 -72.4 300 35 473.1 473.1 312.9 473.1 0.00 32 49 19719 -72.3 -87.3 9 15.0 -72.4 301 35 475.9 475.9 313.1 475.9 0.00 33 44 20350 -75.1 -89.1 10 14.0 -75.2 306 32 483.9 483.9 313.8 483.9 0.00 34 30 22560 -77.9 -77.9 100 0.0 -77.9 325 23 532.3 532.3 317.1 532.5 0.03 35 27 23163 -77.3 -91.3 9 14.0 -77.4 550.2 550.2 318.1 550.3 0.00 TRP 305 8386 -58.9 -69.9 23 11.0 -59.0 310 42 300.9 300.9 281.7 300.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5102.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 49.82 % Est. max temperature: -3.39 C = 25.89 F Sfc-Lift cond lev (LCL): 925.26 mb = 627.82 m = 2059.76 ft T: -10.89 C 700-500 lapse rate: 6.23 C/km ThetaE index: 0.48 C Layer 700.0- 650.0 mb Conv cond level (CCL): 848.49 mb = 1286.34 m = 4220.23 ft Mean mixing ratio: 1.31 g/kg Conv temperature: -3.36 C = 25.96 F Cap Strength: 13.77 C Lifted Index: 15.03 C Risk: None Lifted Index @300 mb: 23.49 C Lifted Index @700 mb: 8.65 C Showalter Index: 13.80 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 16.70 C K Index: -6.00 Risk: None Sweat Index: 106.00 Risk: None Energy Index: 3.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.37 J/kg Max Up Vert Vel: 4.55 m/s Conv Inhibition (B-): 43202.40 J/kg Cap Strength: 15.03 C Lift Cond Lev (LCL): 881.13 mb = 999.46 m = 3279.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 350 at 23 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 1001 20 60 3 -2.6 -1.5 | 163 23 -6.5 21.6 1 1000 28 55 3 -2.5 -1.7 | 163 22 -6.4 21.4 2 925 630 350 17 3.0 -16.7 | 171 6 -1.0 6.3 3 850 1273 340 29 9.9 -27.3 | 305 7 6.0 -4.2 4 700 2724 325 23 13.2 -18.8 | 245 10 9.3 4.2 5 500 5130 310 48 36.8 -30.9 | 283 34 32.8 -7.8 6 400 6640 305 44 36.0 -25.2 | 274 32 32.1 -2.1 7 305 8386 310 42 32.2 -27.0 | 278 29 28.3 -3.9 8 300 8490 310 40 30.6 -25.7 | 276 27 26.7 -2.6 9 250 9650 310 38 29.1 -24.4 | 273 25 25.2 -1.3 10 200 11080 315 36 25.5 -25.5 | 276 22 21.5 -2.4 11 150 12910 310 40 30.6 -25.7 | 276 27 26.7 -2.6 12 100 15450 305 38 31.1 -21.8 | 267 27 27.2 1.3 13 70 17610 300 44 38.1 -22.0 | 268 34 34.2 1.1 14 50 19600 300 35 30.3 -17.5 | 258 27 26.4 5.6 15 30 22560 325 23 13.2 -18.8 | 245 10 9.3 4.2 Wind Parameters Mean winds (0-6000m): 320.4 at 31.2 knts Storm direction: 350.4 at 23.4 knts Shear (0-3000m) pos: 0.0 neg: 4.6 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 96.1 deg Storm rel helicity (0-3000m) pos: 20.9 neg: -41.2 tot: -20.4 m^2/s^2 ave: -6.8 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 93.14 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 10 9 159 16| 0.0 13.5 13.5| 2.0 -23.5 -21.6 -43.1 -0.27| 14.7 -4.0 1000 351 14 169 9| 0.0 12.2 12.2| 11.1 -23.5 -12.4 -12.4 0.15| 13.4 2.0 1500 346 19 188 5| 0.0 9.5 9.5| 13.2 -26.1 -12.9 -8.6 0.14| 11.1 1.6 2000 342 21 215 4| 0.0 6.7 6.7| 13.2 -32.4 -19.1 -9.6 0.04| 9.2 0.4 2500 339 22 232 5| 0.0 5.0 5.0| 13.2 -38.7 -25.4 -10.2 -0.03| 8.0 -0.2 3000 337 22 239 6| 0.0 4.6 4.6| 20.9 -41.2 -20.4 -6.8 0.01| 7.4 0.1 4000 331 24 257 8| 0.0 4.8 4.8| 43.1 -41.2 1.9 0.5 0.11| 6.9 0.8 5000 325 28 269 12| 0.0 4.9 4.9| 53.8 -41.2 12.5 2.5 0.11| 6.7 0.8 6000 320 31 273 16| 0.0 4.0 4.0| 53.9 -69.7 -15.8 -2.6 0.06| 6.0 0.4 Wrote GIF file: /home/apache/climate/data/raob//U0744/skewt/U0744.skewt.20251203.00.gif