UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 22 APR 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 1015 5 -3.1 -4.4 91 1.3 -3.6 340 13 268.9 269.3 268.8 276.2 2.71 1 1000 123 -3.5 -4.9 90 1.4 -4.0 350 19 269.6 270.1 269.2 276.8 2.65 2 937 634 -7.3 -10.6 77 3.3 -8.2 342 26 270.8 271.1 268.6 275.9 1.82 3 925 734 -8.3 -10.8 82 2.5 -9.0 340 27 270.8 271.1 268.5 275.8 1.81 4 850 1384 -13.1 -13.5 97 0.4 -13.2 355 21 272.4 272.7 269.2 276.9 1.58 5 826 1602 -14.7 -15.1 97 0.4 -14.8 351 21 273.0 273.2 269.3 277.0 1.43 6 805 1796 -16.7 -17.2 96 0.5 -16.8 348 20 272.9 273.1 268.9 276.4 1.23 7 747 2353 -20.9 -24.3 74 3.4 -21.4 338 20 274.2 274.3 268.8 276.3 0.72 8 700 2829 -25.1 -27.8 78 2.7 -25.4 330 19 274.7 274.8 268.9 276.3 0.56 9 677 3070 -27.3 -29.7 80 2.4 -27.6 330 21 274.9 274.9 268.8 276.3 0.48 10 500 5190 -40.9 -45.9 58 5.0 -41.1 330 36 283.2 283.2 273.2 283.6 0.13 11 473 5566 -43.7 -48.7 58 5.0 -43.9 330 36 284.2 284.3 273.8 284.6 0.10 12 435 6129 -45.5 -50.5 57 5.0 -45.7 330 36 288.8 288.9 276.2 289.1 0.09 13 425 6284 -45.5 -51.5 51 6.0 -45.7 327 37 290.8 290.8 277.2 291.0 0.08 14 400 6690 -44.7 -50.7 51 6.0 -44.9 320 40 296.9 296.9 280.1 297.2 0.09 15 300 8620 -43.3 -54.3 29 11.0 -43.8 295 46 324.3 324.3 290.2 324.6 0.08 16 279 9110 -42.9 -54.9 26 12.0 -43.5 293 44 331.7 331.7 292.3 332.0 0.08 17 269 9356 -43.5 -56.5 22 13.0 -44.0 292 42 334.3 334.3 292.9 334.6 0.07 18 250 9850 -43.7 -57.7 20 14.0 -44.3 290 40 341.1 341.1 294.7 341.4 0.06 19 200 11340 -44.9 -59.9 17 15.0 -45.6 295 36 361.7 361.7 299.1 361.9 0.06 20 192 11614 -44.1 -59.1 17 15.0 -44.9 294 36 367.2 367.2 300.1 367.5 0.07 21 150 13260 -47.5 -63.5 14 16.0 -48.2 290 33 388.2 388.2 303.6 388.5 0.05 22 100 15920 -49.3 -66.3 12 17.0 -50.2 295 27 432.5 432.5 309.1 432.7 0.05 23 70 18250 -51.5 -69.5 10 18.0 -52.5 305 23 474.2 474.2 313.0 474.5 0.05 24 55 19807 -54.1 -71.1 11 17.0 -55.0 312 24 502.1 502.1 315.1 502.4 0.05 25 50 20420 -53.3 -70.3 11 17.0 -54.4 315 25 517.9 517.9 316.2 518.2 0.06 26 45 21097 -52.5 -70.5 10 18.0 -53.8 321 25 535.7 535.7 317.3 536.1 0.06 27 30 23690 -56.1 -74.1 9 18.0 -57.4 345 23 591.7 591.7 320.2 592.1 0.06 28 28 24127 -57.1 -74.1 10 17.0 -58.3 345 23 600.7 600.7 320.7 601.2 0.06 29 20 26270 -53.5 -71.5 9 18.0 -55.8 345 23 672.4 672.5 323.6 673.4 0.12 30 13 29067 -50.7 -69.7 9 19.0 -54.7 47 12 770.3 770.4 326.5 772.6 0.25 31 12 29596 -45.3 -65.3 9 20.0 -51.4 59 10 807.2 807.5 327.5 812.2 0.49 32 10 30820 -43.3 -64.3 8 21.0 -51.0 85 5 857.9 858.3 328.7 865.1 0.67 TRP 435 6129 -45.5 -50.5 57 5.0 -45.7 330 36 288.8 288.9 276.2 289.1 0.09 WND Sounding variables and indices 1000-500 mb thick: 5067.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 78.46 % Est. max temperature: 0.11 C = 32.20 F Sfc-Lift cond lev (LCL): 994.29 mb = 167.97 m = 551.07 ft T: -3.83 C 700-500 lapse rate: 6.69 C/km ThetaE index: 0.98 C Layer 937.0- 850.0 mb Conv cond level (CCL): 923.83 mb = 743.75 m = 2440.08 ft Mean mixing ratio: 2.20 g/kg Conv temperature: -1.14 C = 29.94 F Cap Strength: 0.63 C Lifted Index: 5.96 C Risk: None Lifted Index @300 mb: 34.08 C Lifted Index @700 mb: 0.43 C Showalter Index: 5.49 C Risk: None Total Totals Index: 55.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 27.80 C Cross Totals Index: 27.40 C K Index: 11.60 Risk: None Sweat Index: 202.00 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.37 J/kg Max Up Vert Vel: 2.96 m/s Conv Inhibition (B-): 73933.80 J/kg Cap Strength: 5.89 C Lift Cond Lev (LCL): 932.23 mb = 673.45 m = 2209.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 5 at 19 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 1015 5 340 13 4.4 -12.2 | 221 10 6.2 7.2 1 1000 123 350 19 3.3 -18.7 | 262 5 5.1 0.7 2 925 734 340 27 9.2 -25.4 | 298 13 11.0 -6.0 3 850 1384 355 21 1.8 -20.9 | 293 4 3.6 -1.5 4 700 2829 330 19 9.5 -16.5 | 255 12 11.3 3.0 5 500 5190 330 36 18.0 -31.2 | 301 23 19.8 -11.8 6 435 6129 330 36 18.0 -31.2 | 301 23 19.8 -11.8 7 400 6690 320 40 25.7 -30.6 | 292 30 27.5 -11.2 8 300 8620 295 46 41.7 -19.4 | 270 43 43.5 -0.0 9 250 9850 290 40 37.6 -13.7 | 262 40 39.4 5.7 10 200 11340 295 36 32.6 -15.2 | 263 35 34.4 4.2 11 150 13260 290 33 31.0 -11.3 | 256 34 32.8 8.1 12 100 15920 295 27 24.5 -11.4 | 253 27 26.2 8.0 13 70 18250 305 23 18.8 -13.2 | 253 22 20.6 6.2 14 50 20420 315 25 17.7 -17.7 | 265 20 19.5 1.7 15 30 23690 345 23 6.0 -22.2 | 290 8 7.7 -2.8 16 20 26270 345 23 6.0 -22.2 | 290 8 7.7 -2.8 17 10 30820 85 5 -5.0 -0.4 | 170 19 -3.2 19.0 Wind Parameters Mean winds (0-6000m): 335.2 at 26.0 knts Storm direction: 5.2 at 19.5 knts Shear (0-3000m) pos: 1.5 neg: 1.4 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 40.3 deg Storm rel helicity (0-3000m) pos: 22.4 neg: -9.7 tot: 12.7 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 7.05 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 ------------------------------------------------------------------------------- 500 346 20 272 7| 11.4 0.0 11.4| 15.2 0.0 15.2 30.4 0.72| 12.4 9.0 1000 344 23 288 9| 6.0 0.0 6.0| 18.8 0.0 18.8 18.8 0.54| 9.5 5.1 1500 346 23 290 8| 3.0 0.0 3.0| 18.8 -1.5 17.3 11.5 0.37| 8.2 3.0 2000 347 22 287 7| 2.2 0.8 3.0| 18.8 -4.0 14.8 7.4 0.27| 7.0 1.9 2500 346 22 282 7| 1.8 1.3 3.1| 18.8 -7.3 11.5 4.6 0.19| 6.2 1.2 3000 344 21 277 8| 1.5 1.4 2.9| 22.4 -9.7 12.7 4.2 0.18| 5.7 1.0 4000 340 22 277 9| 1.1 1.5 2.6| 43.8 -9.7 34.1 8.5 0.30| 5.2 1.5 5000 337 24 283 11| 0.9 1.8 2.7| 65.2 -9.7 55.5 11.1 0.34| 4.9 1.7 6000 335 26 288 13| 0.7 1.6 2.3| 69.1 -9.7 59.5 9.9 0.35| 4.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250422.00.gif