UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112812.upa.cvt Date: 1200Z 28 NOV 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 28 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 -22 180 23 SFC 996 10 -2.5 -3.4 94 0.9 -2.9 180 23 271.0 271.5 270.5 279.0 2.98 2 925 593 -5.3 -7.8 83 2.5 -6.1 225 33 273.9 274.3 271.3 280.2 2.29 3 864 1125 -9.1 -11.5 83 2.4 -9.8 245 25 275.3 275.6 271.4 280.5 1.83 4 850 1252 -8.1 -10.5 83 2.4 -8.8 250 23 277.7 278.0 273.1 283.4 2.02 5 848 1270 -8.1 -10.6 82 2.5 -8.8 250 23 277.8 278.2 273.2 283.5 2.01 6 778 1936 -10.9 -15.4 69 4.5 -12.1 257 27 281.8 282.0 274.6 286.1 1.48 7 700 2742 -15.1 -24.1 46 9.0 -16.9 265 31 285.8 285.9 275.7 288.2 0.78 8 666 3117 -16.7 -30.7 29 14.0 -18.9 269 30 288.1 288.1 276.4 289.5 0.44 9 658 3208 -17.5 -31.5 28 14.0 -19.6 271 30 288.2 288.2 276.4 289.5 0.42 10 500 5200 -33.5 -45.5 29 12.0 -34.3 295 27 292.2 292.2 278.0 292.6 0.13 11 454 5869 -39.3 -50.3 30 11.0 -39.8 295 35 293.1 293.1 278.3 293.4 0.08 12 400 6730 -43.1 -54.1 29 11.0 -43.5 295 46 299.0 299.0 281.0 299.2 0.06 13 300 8620 -52.1 -64.1 22 12.0 -52.3 310 64 311.9 311.9 286.1 312.0 0.02 14 283 8997 -53.8 -66.3 20 12.5 -54.0 310 68 314.7 314.7 287.0 314.8 0.02 15 267 9370 -55.5 -68.5 18 13.0 -55.6 310 64 317.5 317.5 287.9 317.6 0.01 16 250 9790 -55.7 -68.7 18 13.0 -55.9 300 58 323.3 323.3 289.8 323.3 0.01 17 215 10757 -54.1 -68.1 16 14.0 -54.4 303 46 340.0 340.0 294.3 340.1 0.02 18 200 11220 -55.9 -69.9 16 14.0 -56.1 305 40 344.2 344.2 295.3 344.3 0.02 19 150 13030 -60.1 -74.1 14 14.0 -60.3 295 44 366.5 366.5 299.9 366.6 0.01 20 100 15540 -64.1 -79.1 11 15.0 -64.3 305 42 403.9 403.9 305.7 403.9 0.01 21 83 16680 -66.7 -81.7 10 15.0 -66.8 310 41 420.7 420.7 307.8 420.7 0.01 22 71 17633 -64.5 -79.5 11 15.0 -64.7 315 40 444.6 444.6 310.3 444.6 0.01 23 70 17720 -65.5 -80.5 11 15.0 -65.7 315 40 444.3 444.3 310.3 444.3 0.01 24 61 18546 -69.7 -84.7 9 15.0 -69.8 313 42 452.7 452.7 311.1 452.8 0.00 25 57 18951 -68.7 -83.7 10 15.0 -68.8 312 44 463.9 463.9 312.1 463.9 0.01 26 50 19730 -70.5 -84.5 11 14.0 -70.6 310 46 477.4 477.4 313.2 477.4 0.01 27 36 21639 -78.9 -91.9 10 13.0 -79.0 313 46 502.6 502.6 315.1 502.7 0.00 28 33 22136 -77.5 -91.5 9 14.0 -77.6 314 46 519.0 519.0 316.2 519.0 0.00 29 30 22680 -79.3 -92.3 10 13.0 -79.4 315 46 528.5 528.5 316.8 528.5 0.00 30 28 23070 -80.9 -94.9 8 14.0 -81.0 534.5 534.5 317.2 534.5 0.00 TRP 267 9370 -55.5 -68.5 18 13.0 -55.6 310 64 317.5 317.5 287.9 317.6 0.01 WND 283 8997 -53.8 -66.3 20 12.5 -54.0 310 68 314.7 314.7 287.0 314.8 0.02 Sounding variables and indices 1000-500 mb thick: 5222.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 52.83 % Est. max temperature: 4.49 C = 40.08 F Sfc-Lift cond lev (LCL): 981.84 mb = 122.70 m = 402.55 ft T: -3.04 C 700-500 lapse rate: 7.49 C/km Conv cond level (CCL): 894.98 mb = 850.42 m = 2790.06 ft Mean mixing ratio: 2.50 g/kg Conv temperature: 1.13 C = 34.03 F Cap Strength: 9.18 C Lifted Index: 10.54 C Risk: None Lifted Index @300 mb: 22.76 C Lifted Index @700 mb: 7.67 C Showalter Index: 7.79 C Risk: None Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 23.00 C K Index: 5.90 Risk: None Sweat Index: 186.39 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.70 J/kg Max Up Vert Vel: 4.84 m/s Conv Inhibition (B-): 37101.45 J/kg Cap Strength: 10.48 C Lift Cond Lev (LCL): 917.55 mb = 656.13 m = 2152.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 22 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 ---------------------------------------------------------- 0 996 10 180 23 0.0 23.0 | 150 38 -19.2 32.8 1 925 593 225 33 23.3 23.3 | 187 33 4.1 33.1 2 850 1252 250 23 21.6 7.9 | 188 18 2.4 17.6 3 700 2742 265 31 30.9 2.7 | 223 17 11.7 12.5 4 500 5200 295 27 24.5 -11.4 | 287 6 5.3 -1.6 5 400 6730 295 46 41.7 -19.4 | 293 24 22.5 -9.7 6 300 8620 310 64 49.0 -41.1 | 316 43 29.8 -31.4 7 283 8997 310 68 52.1 -43.7 | 316 47 32.9 -33.9 8 267 9370 310 64 49.0 -41.1 | 316 43 29.8 -31.4 9 250 9790 300 58 50.2 -29.0 | 302 36 31.0 -19.2 10 200 11220 305 40 32.8 -22.9 | 314 19 13.6 -13.2 11 150 13030 295 44 39.9 -18.6 | 293 22 20.7 -8.8 12 100 15540 305 42 34.4 -24.1 | 313 21 15.2 -14.3 13 70 17720 315 40 28.3 -28.3 | 334 21 9.1 -18.5 14 50 19730 310 46 35.2 -29.6 | 321 25 16.0 -19.8 15 30 22680 315 46 32.5 -32.5 | 330 26 13.3 -22.7 Wind Parameters Mean winds (0-6000m): 267.0 at 28.7 knts Storm direction: 297.0 at 21.6 knts Shear (0-3000m) pos: 6.5 neg: 0.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 77.0 deg Storm rel helicity (0-3000m) pos: 290.1 neg: -3.1 tot: 287.0 m^2/s^2 ave: 95.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 8.9 stream: 6.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.10 Bulk Shear: 115.31 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 ------------------------------------------------------------------------------- 500 203 27 166 36| 20.3 0.0 20.3|192.7 0.0 192.7 385.3 0.98| 20.9 20.5 1000 218 29 177 32| 13.0 0.0 13.0|238.2 0.0 238.2 238.2 0.73| 17.7 13.0 1500 227 27 181 29| 9.6 0.0 9.6|245.2 -3.1 242.1 161.4 0.63| 14.1 9.0 2000 234 27 186 26| 8.1 0.0 8.1|261.2 -3.1 258.1 129.1 0.66| 11.5 7.6 2500 240 27 191 24| 7.2 0.0 7.2|277.8 -3.1 274.7 109.9 0.69| 9.9 6.8 3000 245 28 195 22| 6.5 0.0 6.5|290.1 -3.1 287.0 95.7 0.70| 8.9 6.2 4000 253 28 203 20| 5.2 0.0 5.2|303.2 -3.1 300.0 75.0 0.68| 7.5 5.1 5000 260 28 211 17| 4.3 0.0 4.3|312.5 -3.1 309.4 61.9 0.69| 6.6 4.6 6000 267 29 220 15| 3.9 0.5 4.4|316.1 -3.1 313.0 52.2 0.61| 6.5 4.0 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251128.12.gif