UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 15 OCT 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 -21 160 7 SFC 996 11 0.0 -0.3 98 0.3 -0.1 160 7 273.5 274.1 273.2 283.6 3.75 2 925 603 -1.5 -3.6 86 2.1 -2.3 270 15 277.8 278.3 274.9 286.6 3.16 3 850 1273 -4.1 -6.2 85 2.1 -4.8 260 5 281.9 282.3 276.6 289.9 2.83 4 813 1624 -5.1 -7.3 85 2.2 -5.9 276 7 284.4 284.9 277.7 292.2 2.71 5 700 2788 -10.7 -13.2 82 2.5 -11.5 330 15 290.6 291.0 279.8 296.6 1.97 6 645 3414 -13.7 -16.6 79 2.9 -14.5 334 17 294.1 294.4 280.9 299.1 1.62 7 539 4753 -23.3 -26.5 75 3.2 -23.9 342 23 298.2 298.3 281.7 300.8 0.81 8 500 5300 -25.5 -28.5 76 3.0 -26.0 345 25 301.9 302.1 283.1 304.3 0.73 9 499 5315 -25.5 -28.4 77 2.9 -26.0 345 25 302.1 302.3 283.2 304.6 0.74 10 400 6880 -36.9 -40.4 70 3.5 -37.2 345 36 307.0 307.1 284.6 308.0 0.28 11 358 7641 -42.9 -47.5 61 4.6 -43.1 343 33 308.9 308.9 285.1 309.4 0.15 12 300 8820 -49.7 -55.7 49 6.0 -49.9 340 29 315.3 315.3 287.3 315.6 0.07 13 286 9131 -51.3 -58.3 43 7.0 -51.5 345 29 317.4 317.4 287.9 317.5 0.05 14 250 10010 -48.3 -56.3 39 8.0 -48.6 350 19 334.3 334.3 292.9 334.6 0.07 15 200 11480 -47.5 -59.5 24 12.0 -48.0 305 7 357.6 357.6 298.2 357.8 0.06 16 195 11647 -47.3 -59.3 24 12.0 -47.8 303 7 360.5 360.5 298.8 360.8 0.07 17 150 13360 -51.5 -65.5 17 14.0 -52.0 280 7 381.3 381.3 302.5 381.5 0.04 18 100 15980 -54.1 -70.1 12 16.0 -54.6 280 9 423.2 423.2 308.1 423.4 0.03 19 70 18260 -56.9 -73.9 10 17.0 -57.5 300 9 462.7 462.7 312.0 462.8 0.02 20 57 19562 -56.3 -74.3 9 18.0 -57.0 300 9 492.0 492.0 314.4 492.2 0.03 21 50 20390 -58.3 -75.3 10 17.0 -58.9 300 9 506.1 506.1 315.4 506.3 0.03 22 48 20646 -60.1 -77.1 9 17.0 -60.6 302 9 507.7 507.8 315.5 507.9 0.02 23 42 21483 -57.3 -74.3 10 17.0 -58.2 307 10 534.4 534.5 317.2 534.7 0.04 24 30 23590 -61.1 -78.1 9 17.0 -61.9 320 11 578.1 578.1 319.6 578.3 0.03 25 28 24018 -61.3 -79.3 7 18.0 -62.1 589.0 589.0 320.1 589.2 0.03 26 21 25811 -59.5 -77.5 8 18.0 -60.7 645.0 645.0 322.5 645.4 0.05 TRP 286 9131 -51.3 -58.3 43 7.0 -51.5 345 29 317.4 317.4 287.9 317.5 0.05 WND Sounding variables and indices 1000-500 mb thick: 5321.00 m Freezing level: 996.00 mb = 11.17 m = 36.64 ft Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 81.63 % Est. max temperature: 8.65 C = 47.56 F Sfc-Lift cond lev (LCL): 991.21 mb = 49.73 m = 163.16 ft T: -0.10 C 700-500 lapse rate: 5.89 C/km ThetaE index: 0.00 C Layer 996.0- -0.0 mb Conv cond level (CCL): 855.57 mb = 1221.28 m = 4006.77 ft Mean mixing ratio: 3.35 g/kg Conv temperature: 8.06 C = 46.51 F Cap Strength: 11.43 C Lifted Index: 13.97 C Risk: None Lifted Index @300 mb: 21.00 C Lifted Index @700 mb: 7.80 C Showalter Index: 10.81 C Risk: None Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 19.30 C K Index: 12.70 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.98 J/kg Max Up Vert Vel: 6.16 m/s Conv Inhibition (B-): 52834.36 J/kg Cap Strength: 13.76 C Lift Cond Lev (LCL): 923.36 mb = 617.05 m = 2024.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 0 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 ---------------------------------------------------------- 0 996 11 160 7 -2.4 6.6 | 173 19 -2.4 18.9 1 925 603 270 15 15.0 -0.0 | 231 19 15.0 12.4 2 850 1273 260 5 4.9 0.9 | 201 14 5.0 13.2 3 700 2788 330 15 7.5 -13.0 | 275 8 7.5 -0.6 4 500 5300 345 25 6.5 -24.1 | 331 13 6.5 -11.8 5 400 6880 345 36 9.3 -34.8 | 337 24 9.4 -22.4 6 300 8820 340 29 9.9 -27.3 | 326 18 10.0 -14.9 7 286 9131 345 29 7.5 -28.0 | 334 17 7.5 -15.6 8 250 10010 350 19 3.3 -18.7 | 332 7 3.3 -6.3 9 200 11480 305 7 5.7 -4.0 | 215 10 5.8 8.4 10 150 13360 280 7 6.9 -1.2 | 212 13 6.9 11.2 11 100 15980 280 9 8.9 -1.6 | 219 14 8.9 10.8 12 70 18260 300 9 7.8 -4.5 | 225 11 7.8 7.9 13 50 20390 300 9 7.8 -4.5 | 225 11 7.8 7.9 14 30 23590 320 11 7.1 -8.4 | 241 8 7.1 3.9 Wind Parameters Mean winds (0-6000m): 330.2 at 16.5 knts Storm direction: 0.2 at 12.4 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 163.4 neg: -36.3 tot: 127.1 m^2/s^2 ave: 42.4 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.34 Bulk Shear: 55.20 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 ------------------------------------------------------------------------------- 500 234 10 204 20| 16.2 0.0 16.2| 97.7 0.0 97.7 195.4 0.95| 18.6 17.7 1000 256 11 216 19| 6.5 0.0 6.5|119.2 -23.7 95.5 95.5 0.57| 14.7 8.3 1500 259 10 214 17| 3.8 0.0 3.8|125.2 -36.3 88.9 59.2 0.43| 11.6 5.0 2000 266 9 216 16| 4.0 0.0 4.0|140.5 -36.3 104.2 52.1 0.49| 9.9 4.9 2500 280 10 222 14| 4.1 0.0 4.1|154.5 -36.3 118.2 47.3 0.54| 9.1 4.9 3000 295 11 230 13| 3.9 0.0 3.9|163.4 -36.3 127.1 42.4 0.57| 8.4 4.8 4000 312 12 246 10| 3.5 0.0 3.5|172.5 -36.3 136.2 34.0 0.60| 6.8 4.1 5000 323 14 264 9| 3.2 0.0 3.2|183.1 -36.3 146.8 29.4 0.62| 6.0 3.7 6000 330 16 283 8| 2.9 0.3 3.2|190.8 -36.3 154.5 25.8 0.59| 5.5 3.2 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20251015.12.gif