UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025111000.upa.cvt Date: 0000Z 10 NOV 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 10 NOV 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 ------------------------------------------------------------------------------- 0 1000 -74 SFC 990 7 0.8 -0.2 93 1.0 0.4 270 19 274.7 275.4 274.0 285.1 3.80 2 964 220 -0.3 -4.3 74 4.0 -1.8 286 25 275.7 276.2 273.3 283.7 2.88 3 925 549 -3.1 -7.0 74 3.9 -4.4 310 35 276.1 276.5 272.9 283.0 2.44 4 850 1211 -8.3 -10.8 82 2.5 -9.1 310 29 277.5 277.8 272.9 283.0 1.97 5 796 1718 -11.1 -13.5 82 2.4 -11.8 308 28 279.7 280.0 273.8 284.6 1.69 6 750 2170 -16.5 -19.5 78 3.0 -17.1 307 26 278.7 278.8 272.2 281.8 1.09 7 700 2685 -20.1 -24.3 69 4.2 -20.8 305 25 280.2 280.4 272.6 282.5 0.76 8 500 5080 -41.1 -46.0 59 4.9 -41.3 315 19 282.9 282.9 273.1 283.3 0.12 9 460 5641 -45.1 -49.7 60 4.6 -45.2 304 18 284.8 284.8 274.0 285.1 0.09 10 429 6105 -46.1 -51.0 57 4.9 -46.3 295 17 289.2 289.2 276.4 289.5 0.08 11 400 6570 -45.9 -51.9 51 6.0 -46.1 285 15 295.3 295.3 279.4 295.6 0.08 12 300 8480 -46.7 -55.7 35 9.0 -47.0 295 29 319.5 319.5 288.6 319.8 0.07 13 250 9680 -47.7 -59.7 24 12.0 -48.1 305 27 335.2 335.2 293.2 335.4 0.05 14 248 9733 -47.7 -59.7 24 12.0 -48.1 305 27 335.9 335.9 293.3 336.1 0.05 15 200 11140 -49.9 -62.9 20 13.0 -50.3 295 35 353.8 353.8 297.5 353.9 0.04 16 158 12668 -55.3 -69.3 16 14.0 -55.6 295 36 369.3 369.3 300.5 369.4 0.02 17 150 13000 -55.3 -69.3 16 14.0 -55.6 295 36 374.8 374.8 301.4 374.9 0.02 18 128 14008 -55.5 -69.5 16 14.0 -55.8 299 36 391.8 391.8 304.0 392.0 0.03 19 100 15560 -60.5 -74.5 14 14.0 -60.7 305 35 410.8 410.8 306.6 410.9 0.02 20 70 17750 -63.7 -77.7 13 14.0 -63.9 315 44 448.1 448.1 310.7 448.2 0.01 21 50 19790 -68.7 -82.7 12 14.0 -68.9 310 36 481.6 481.6 313.6 481.6 0.01 22 32 22432 -74.3 -88.3 10 14.0 -74.4 310 36 532.2 532.2 317.1 532.2 0.00 23 30 22810 -72.5 -86.5 10 14.0 -72.7 310 36 547.0 547.0 317.9 547.0 0.01 24 29 23009 -72.3 -86.3 10 14.0 -72.5 309 36 552.9 552.9 318.2 552.9 0.01 25 20 25160 -77.7 -90.7 11 13.0 -77.8 300 36 598.3 598.3 320.5 598.4 0.01 26 17 26091 -77.5 -90.5 11 13.0 -77.6 627.4 627.4 321.8 627.5 0.01 TRP 429 6105 -46.1 -51.0 57 4.9 -46.3 295 17 289.2 289.2 276.4 289.5 0.08 WND Sounding variables and indices 1000-500 mb thick: 5154.00 m Freezing level: 971.09 mb = 161.98 m = 531.43 ft Wetbulb zero: 985.55 mb = 42.92 m = 140.80 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 71.30 % Est. max temperature: 3.91 C = 39.04 F Sfc-Lift cond lev (LCL): 974.57 mb = 132.75 m = 435.54 ft T: 0.15 C 700-500 lapse rate: 8.77 C/km ThetaE index: 2.75 C Layer 750.0- 700.0 mb Conv cond level (CCL): 877.39 mb = 962.68 m = 3158.35 ft Mean mixing ratio: 2.71 g/kg Conv temperature: 3.03 C = 37.45 F Cap Strength: 1.42 C Lifted Index: 0.13 C Risk: Showers probable Lifted Index @300 mb: 25.58 C Lifted Index @700 mb: 0.04 C Showalter Index: 0.42 C Risk: Thunderstorms probable Total Totals Index: 63.10 C Risk: Severe Thunderstorms probable Vertical Totals Index: 32.80 C Cross Totals Index: 30.30 C K Index: 17.80 Risk: < 20 % chance of thunderstorms Sweat Index: 359.00 Risk: Showers and thunderstorms possible Energy Index: 0.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.75 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 39.85 J/kg Cap Strength: 1.34 C Lift Cond Lev (LCL): 891.06 mb = 841.65 m = 2761.28 ft Lev Free Conv (LFC): 756.06 mb = 2108.72 m = 6918.30 ft Equ Level (EL): 556.06 mb = 4323.56 m = 14184.75 ft B at Equ Level: 13.71 J/kg Max Parcel Lev (MPL): 466.06 mb = 5552.77 m = 18217.54 ft Wind level data Storm motion: 337 at 18 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 ---------------------------------------------------------- 0 990 7 270 19 19.0 -0.0 | 216 21 12.1 16.6 1 925 549 310 35 26.8 -22.5 | 286 21 19.9 -5.9 2 850 1211 310 29 22.2 -18.6 | 278 15 15.3 -2.0 3 700 2685 305 25 20.5 -14.3 | 261 14 13.6 2.3 4 500 5080 315 19 13.4 -13.4 | 244 7 6.5 3.2 5 429 6105 295 17 15.4 -7.2 | 222 13 8.5 9.4 6 400 6570 285 15 14.5 -3.9 | 211 15 7.6 12.7 7 300 8480 295 29 26.3 -12.3 | 257 20 19.4 4.3 8 250 9680 305 27 22.1 -15.5 | 266 15 15.2 1.1 9 200 11140 295 35 31.7 -14.8 | 266 25 24.8 1.8 10 150 13000 295 36 32.6 -15.2 | 267 26 25.7 1.4 11 100 15560 305 35 28.7 -20.1 | 279 22 21.8 -3.5 12 70 17750 315 44 31.1 -31.1 | 301 28 24.2 -14.5 13 50 19790 310 36 27.6 -23.1 | 288 22 20.7 -6.5 14 30 22810 310 36 27.6 -23.1 | 288 22 20.7 -6.5 15 20 25160 300 36 31.2 -18.0 | 273 24 24.3 -1.4 Wind Parameters Mean winds (0-6000m): 307.4 at 24.0 knts Storm direction: 337.4 at 18.0 knts Shear (0-3000m) pos: 3.4 neg: 1.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 43.7 deg Storm rel helicity (0-3000m) pos: 129.6 neg: -29.2 tot: 100.4 m^2/s^2 ave: 33.5 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.82 Bulk Shear: 4.88 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 ------------------------------------------------------------------------------- 500 295 26 252 18| 22.4 0.0 22.4|118.9 0.0 118.9 237.9 1.00| 23.2 23.2 1000 303 30 269 18| 10.5 0.0 10.5|129.6 -7.9 121.7 121.7 0.81| 14.5 11.8 1500 306 30 272 17| 7.0 0.9 7.9|129.6 -15.5 114.1 76.1 0.68| 10.6 7.2 2000 306 29 272 17| 5.2 1.1 6.3|129.6 -21.2 108.4 54.2 0.60| 8.4 5.1 2500 306 28 271 16| 4.2 1.2 5.4|129.6 -26.7 102.9 41.2 0.53| 7.0 3.7 3000 306 28 269 16| 3.4 1.0 4.4|129.6 -29.2 100.4 33.5 0.49| 6.1 3.0 4000 307 27 267 14| 2.5 0.7 3.2|129.6 -31.8 97.8 24.5 0.43| 5.0 2.1 5000 308 25 265 13| 1.9 0.6 2.5|129.6 -35.2 94.4 18.9 0.36| 4.3 1.6 6000 307 24 261 12| 1.6 0.9 2.5|129.6 -44.2 85.4 14.2 0.24| 4.1 1.0 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251110.00.gif