UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 9 JAN 26 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 1014 10 -1.3 -2.0 95 0.7 -1.6 270 9 270.8 271.3 270.8 279.5 3.25 1 1000 121 0.8 -0.4 92 1.2 0.3 300 19 274.0 274.6 273.5 284.0 3.71 2 994 169 0.8 -0.4 92 1.2 0.3 302 19 274.4 275.0 273.8 284.6 3.73 3 925 740 -3.3 -5.4 85 2.1 -4.0 320 17 275.9 276.4 273.2 283.6 2.76 4 887 1071 -5.3 -9.5 72 4.2 -6.6 325 20 277.2 277.5 272.9 283.1 2.09 5 850 1405 -8.1 -10.9 80 2.8 -8.9 330 23 277.7 278.0 273.0 283.2 1.95 6 746 2402 -16.3 -18.1 86 1.8 -16.7 347 23 279.3 279.5 272.8 282.9 1.23 7 741 2453 -16.5 -18.2 87 1.7 -16.9 348 23 279.6 279.8 273.0 283.2 1.23 8 730 2565 -16.3 -19.4 77 3.1 -17.0 350 23 281.0 281.2 273.6 284.4 1.13 9 728 2586 -16.3 -23.3 55 7.0 -17.6 350 23 281.3 281.4 273.3 283.7 0.80 10 706 2817 -16.3 -30.3 29 14.0 -18.4 354 23 283.7 283.8 274.0 285.1 0.44 11 700 2881 -16.9 -30.9 29 14.0 -19.0 355 23 283.8 283.8 274.0 285.1 0.42 12 685 3043 -17.9 -35.9 19 18.0 -20.1 357 23 284.4 284.5 274.2 285.3 0.26 13 638 3569 -22.3 -38.3 22 16.0 -23.9 3 22 285.3 285.3 274.5 286.0 0.22 14 628 3685 -22.9 -36.9 27 14.0 -24.4 5 22 285.9 285.9 274.9 286.7 0.26 15 589 4151 -25.5 -29.6 68 4.1 -26.1 10 22 288.1 288.2 276.6 289.9 0.56 16 564 4465 -26.7 -31.3 65 4.6 -27.3 14 22 290.3 290.4 277.6 291.9 0.50 17 518 5071 -32.1 -36.7 64 4.6 -32.5 22 21 290.9 291.0 277.6 292.0 0.32 18 500 5320 -32.9 -37.1 66 4.2 -33.3 25 21 292.9 293.0 278.6 294.0 0.32 19 495 5391 -32.7 -37.3 63 4.6 -33.1 26 21 294.0 294.1 279.1 295.1 0.31 20 400 6860 -43.1 -50.1 46 7.0 -43.4 55 21 299.0 299.0 281.0 299.3 0.10 21 360 7563 -47.9 -54.9 44 7.0 -48.1 301.7 301.7 282.1 301.9 0.06 22 314 8447 -56.5 -63.5 41 7.0 -56.6 301.7 301.7 282.1 301.8 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5199.00 m Freezing level: Surface below freezing Freezing level: 1005.33 mb = 78.66 m = 258.08 ft Freezing level: 980.54 mb = 280.50 m = 920.27 ft Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 63.93 % Est. max temperature: 5.44 C = 41.79 F Sfc-Lift cond lev (LCL): 1002.89 mb = 97.94 m = 321.33 ft T: 0.36 C 700-500 lapse rate: 6.56 C/km ThetaE index: 1.45 C Layer 925.0- 850.0 mb Conv cond level (CCL): 924.70 mb = 742.54 m = 2436.12 ft Mean mixing ratio: 3.24 g/kg Conv temperature: 3.90 C = 39.01 F Cap Strength: 6.68 C Lifted Index: 8.10 C Risk: None Lifted Index @700 mb: 3.06 C Showalter Index: 8.51 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 22.00 C K Index: -0.10 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.88 J/kg Max Up Vert Vel: 4.87 m/s Conv Inhibition (B-): 30.64 J/kg Cap Strength: 8.11 C Lift Cond Lev (LCL): 940.26 mb = 610.15 m = 2001.77 ft Lev Free Conv (LFC): 775.26 mb = 2108.36 m = 6917.10 ft Equ Level (EL): 735.26 mb = 2511.41 m = 8239.45 ft B at Equ Level: 9.63 J/kg Max Parcel Lev (MPL): 715.26 mb = 2718.84 m = 8919.96 ft Wind level data Storm motion: 25 at 16 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 1014 10 270 9 9.0 -0.0 | 227 21 15.8 14.5 1 1000 121 300 19 16.5 -9.5 | 258 24 23.2 5.0 2 925 740 320 17 10.9 -13.0 | 265 18 17.7 1.5 3 850 1405 330 23 11.5 -19.9 | 286 19 18.3 -5.4 4 700 2881 355 23 2.0 -22.9 | 314 12 8.8 -8.4 5 500 5320 25 21 -8.9 -19.0 | 25 5 -2.1 -4.5 6 400 6860 55 21 -17.2 -12.0 | 103 11 -10.4 2.5 Wind Parameters Mean winds (0-6000m): 355.0 at 21.4 knts Storm direction: 25.0 at 16.0 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 88.2 deg Storm rel helicity (0-3000m) pos: 149.1 neg: 0.0 tot: 149.1 m^2/s^2 ave: 49.7 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 39.56 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 ------------------------------------------------------------------------------- 500 303 17 257 22| 13.0 0.0 13.0| 80.7 0.0 80.7 161.3 0.86| 16.6 14.3 1000 311 18 262 20| 8.2 0.0 8.2| 97.6 0.0 97.6 97.6 0.83| 10.8 9.0 1500 318 19 269 19| 7.0 0.0 7.0|120.4 0.0 120.4 80.3 0.85| 8.9 7.6 2000 323 20 274 19| 5.6 0.0 5.6|131.7 0.0 131.7 65.8 0.83| 7.6 6.3 2500 328 21 279 18| 4.7 0.0 4.7|141.4 0.0 141.4 56.6 0.82| 6.7 5.5 3000 333 21 284 17| 4.1 0.0 4.1|149.1 0.0 149.1 49.7 0.81| 6.2 5.0 4000 341 21 292 15| 3.2 0.0 3.2|157.6 0.0 157.6 39.4 0.80| 5.2 4.2 5000 348 21 300 13| 2.7 0.0 2.7|164.2 0.0 164.2 32.8 0.80| 4.7 3.7 6000 355 21 308 11| 2.4 0.0 2.4|172.7 0.0 172.7 28.8 0.82| 4.4 3.6 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260109.12.gif