UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 6 DEC 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1029 13 -11.9 -13.5 88 1.6 -12.3 110 5 259.1 259.3 259.2 262.6 1.31 1 1002 217 -7.7 -10.3 82 2.6 -8.4 147 14 265.3 265.6 264.6 270.0 1.74 2 1000 233 -7.9 -10.5 82 2.6 -8.6 150 15 265.2 265.5 264.6 269.9 1.71 3 978 405 -8.5 -11.4 80 2.9 -9.2 131 13 266.3 266.6 265.2 270.8 1.63 4 976 421 -9.1 -12.4 77 3.3 -9.9 130 13 265.9 266.1 264.6 270.0 1.51 5 955 590 -5.5 -13.5 53 8.0 -7.7 112 11 271.2 271.4 268.1 275.2 1.41 6 944 681 -6.1 -17.1 41 11.0 -8.7 102 11 271.5 271.7 267.7 274.5 1.06 7 925 839 -7.1 -18.1 41 11.0 -9.6 85 9 272.0 272.2 268.0 274.9 0.99 8 850 1492 -12.7 -18.7 61 6.0 -14.0 55 11 272.8 273.0 268.5 275.8 1.03 9 790 2047 -15.9 -20.9 65 5.0 -16.9 38 11 275.2 275.3 269.8 277.9 0.91 10 734 2596 -19.7 -26.7 54 7.0 -20.7 21 11 276.9 277.0 270.3 278.6 0.59 11 700 2946 -23.1 -29.1 58 6.0 -23.9 10 11 276.9 277.0 270.2 278.4 0.49 12 639 3605 -28.9 -33.9 62 5.0 -29.4 356 15 277.6 277.7 270.4 278.7 0.34 13 615 3878 -30.3 -35.3 62 5.0 -30.7 351 17 279.1 279.1 271.2 280.0 0.31 14 558 4566 -31.9 -41.9 37 10.0 -32.6 336 22 285.1 285.1 274.3 285.6 0.17 15 541 4784 -33.7 -44.7 32 11.0 -34.4 332 23 285.4 285.5 274.5 285.9 0.13 16 511 5180 -37.5 -47.5 35 10.0 -37.9 323 26 285.5 285.6 274.5 285.9 0.10 17 500 5330 -37.9 -47.9 34 10.0 -38.4 320 27 286.8 286.8 275.2 287.2 0.10 18 439 6219 -43.1 -54.1 29 11.0 -43.5 311 37 291.1 291.1 277.3 291.3 0.06 19 400 6840 -48.5 -59.5 27 11.0 -48.7 305 44 292.0 292.0 277.7 292.1 0.03 20 360 7524 -53.3 -65.3 22 12.0 -53.4 307 43 294.5 294.5 278.9 294.5 0.02 21 300 8680 -58.9 -70.9 20 12.0 -59.0 310 42 302.3 302.3 282.3 302.4 0.01 22 296 8764 -59.3 -71.3 20 12.0 -59.4 310 42 302.9 302.9 282.5 302.9 0.01 23 250 9820 -59.1 -71.1 20 12.0 -59.2 310 38 318.2 318.2 288.2 318.2 0.01 24 200 11230 -58.1 -70.1 20 12.0 -58.3 310 36 340.8 340.8 294.5 340.8 0.02 25 172 12174 -58.3 -70.3 20 12.0 -58.5 305 34 355.4 355.5 297.8 355.5 0.02 26 150 13030 -59.1 -71.1 20 12.0 -59.3 300 33 368.3 368.3 300.2 368.3 0.02 27 100 15540 -63.5 -76.5 16 13.0 -63.7 290 35 405.0 405.0 305.9 405.1 0.01 28 70 17700 -68.9 -82.9 12 14.0 -69.0 295 36 437.0 437.0 309.6 437.0 0.01 29 50 19680 -74.9 -87.9 12 13.0 -75.0 290 38 467.0 467.0 312.4 467.0 0.00 30 38 21254 -79.5 -92.5 10 13.0 -79.6 285 42 493.4 493.4 314.5 493.4 0.00 31 30 22590 -80.5 -92.5 12 12.0 -80.5 280 46 525.2 525.2 316.6 525.2 0.00 32 28 22980 -80.3 -92.3 12 12.0 -80.4 536.2 536.2 317.3 536.2 0.00 TRP 296 8764 -59.3 -71.3 20 12.0 -59.4 310 42 302.9 302.9 282.5 302.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5097.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 54.64 % Est. max temperature: 1.63 C = 34.93 F Sfc-Lift cond lev (LCL): 1002.69 mb = 212.19 m = 696.16 ft T: -7.81 C 700-500 lapse rate: 6.21 C/km ThetaE index: 0.78 C Layer 976.0- 955.0 mb Conv cond level (CCL): 797.97 mb = 1970.69 m = 6465.45 ft Mean mixing ratio: 1.44 g/kg Conv temperature: 3.97 C = 39.15 F Cap Strength: 12.45 C Lifted Index: 13.23 C Risk: None Lifted Index @300 mb: 22.23 C Lifted Index @700 mb: 6.62 C Showalter Index: 9.37 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 19.20 C K Index: 0.50 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.93 J/kg Max Up Vert Vel: 9.58 m/s Conv Inhibition (B-): 41762.42 J/kg Cap Strength: 13.15 C Lift Cond Lev (LCL): 900.85 mb = 1043.28 m = 3422.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 17 at 12 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 1029 13 110 5 -4.7 1.7 | 176 14 -1.0 13.6 1 1000 233 150 15 -7.5 13.0 | 171 25 -3.8 24.9 2 925 839 85 9 -9.0 -0.8 | 154 12 -5.3 11.1 3 850 1492 55 11 -9.0 -6.3 | 136 8 -5.3 5.6 4 700 2946 10 11 -1.9 -10.8 | 239 2 1.8 1.0 5 500 5330 320 27 17.4 -20.7 | 293 23 21.0 -8.8 6 400 6840 305 44 36.0 -25.2 | 289 42 39.7 -13.4 7 300 8680 310 42 32.2 -27.0 | 293 39 35.8 -15.1 8 296 8764 310 42 32.2 -27.0 | 293 39 35.8 -15.1 9 250 9820 310 38 29.1 -24.4 | 291 35 32.8 -12.6 10 200 11230 310 36 27.6 -23.1 | 290 33 31.2 -11.3 11 150 13030 300 33 28.6 -16.5 | 278 33 32.2 -4.6 12 100 15540 290 35 32.9 -12.0 | 270 37 36.6 -0.1 13 70 17700 295 36 32.6 -15.2 | 275 36 36.3 -3.3 14 50 19680 290 38 35.7 -13.0 | 272 39 39.4 -1.1 15 30 22590 280 46 45.3 -8.0 | 265 49 49.0 3.9 Wind Parameters Mean winds (0-6000m): 347.1 at 16.6 knts Storm direction: 17.1 at 12.4 knts Shear (0-3000m) pos: 1.3 neg: 3.4 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 6.5 neg: -49.3 tot: -42.8 m^2/s^2 ave: -14.3 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.45 Bulk Shear: 101.18 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 ------------------------------------------------------------------------------- 500 138 12 168 21| 7.6 0.0 7.6| 4.5 -33.9 -29.5 -58.9 -0.32| 17.9 -5.8 1000 123 11 162 19| 3.8 4.3 8.1| 4.5 -43.3 -38.8 -38.8 -0.31| 13.3 -4.1 1500 103 11 154 16| 2.5 4.3 6.9| 4.5 -49.1 -44.6 -29.8 -0.34| 10.4 -3.5 2000 87 11 148 13| 1.9 3.9 5.8| 4.5 -49.3 -44.8 -22.4 -0.31| 8.5 -2.7 2500 74 11 143 11| 1.5 3.6 5.1| 5.3 -49.3 -44.0 -17.6 -0.26| 7.4 -1.9 3000 63 11 139 9| 1.3 3.4 4.6| 6.5 -49.3 -42.8 -14.3 -0.17| 6.7 -1.1 4000 38 12 125 4| 0.9 3.6 4.5| 8.9 -49.5 -40.6 -10.1 -0.08| 6.2 -0.5 5000 9 14 323 2| 0.8 3.7 4.5| 8.9 -61.0 -52.1 -10.4 -0.11| 6.0 -0.7 6000 347 17 300 8| 0.6 4.0 4.6| 9.2 -72.6 -63.4 -10.6 -0.12| 6.0 -0.7 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251206.00.gif