UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011312.upa.cvt Date: 1200Z 13 JAN 26 Searching for U2271... Searching the city database file for: U2271 ... Date:1200Z 13 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 1034 9 -15.7 -17.7 85 2.0 -16.0 160 5 255.0 255.1 255.0 257.4 0.92 1 1006 217 -14.1 -16.9 79 2.8 -14.6 172 12 258.6 258.8 258.2 261.3 1.01 2 1000 262 -14.3 -16.7 82 2.4 -14.7 175 13 258.9 259.0 258.4 261.6 1.03 3 985 377 -15.1 -17.4 83 2.3 -15.5 181 13 259.2 259.3 258.6 261.8 0.99 4 968 509 -12.3 -14.4 84 2.1 -12.8 188 14 263.3 263.5 262.3 266.8 1.29 5 962 557 -9.3 -11.4 85 2.1 -9.8 190 14 266.8 267.1 265.6 271.3 1.66 6 947 678 -9.5 -11.4 86 1.9 -10.0 196 14 267.8 268.1 266.3 272.4 1.69 7 925 860 -9.7 -13.7 73 4.0 -10.7 205 15 269.4 269.6 267.0 273.4 1.43 8 922 885 -9.7 -13.7 73 4.0 -10.7 205 15 269.6 269.9 267.1 273.6 1.44 9 918 919 -9.7 -16.7 57 7.0 -11.3 205 15 270.0 270.2 266.8 273.2 1.13 10 910 986 -7.3 -14.3 57 7.0 -9.1 206 15 273.1 273.3 269.3 277.0 1.39 11 895 1116 -6.9 -23.9 24 17.0 -10.3 207 15 274.8 274.9 269.1 276.7 0.62 12 890 1159 -6.7 -23.7 24 17.0 -10.2 207 15 275.5 275.6 269.5 277.4 0.63 13 850 1517 -8.1 -28.1 18 20.0 -11.7 210 15 277.7 277.7 270.5 279.0 0.44 14 819 1804 -9.1 -31.1 15 22.0 -12.8 216 16 279.6 279.6 271.5 280.7 0.35 15 767 2306 -13.3 -30.3 23 17.0 -16.0 226 17 280.3 280.4 272.1 281.6 0.40 16 700 2995 -16.7 -32.7 24 16.0 -19.0 240 19 284.0 284.1 274.0 285.1 0.35 17 635 3723 -20.3 -38.3 18 18.0 -22.3 253 24 287.9 288.0 276.0 288.6 0.22 18 602 4118 -21.1 -40.1 16 19.0 -23.2 260 27 291.4 291.5 277.7 292.1 0.19 19 502 5441 -28.5 -47.5 14 19.0 -29.9 284 36 298.0 298.0 280.6 298.3 0.10 20 500 5470 -28.9 -47.9 14 19.0 -30.3 285 36 297.8 297.8 280.5 298.2 0.10 21 495 5542 -29.7 -48.7 14 19.0 -31.0 285 36 297.7 297.7 280.4 298.0 0.09 22 420 6689 -39.7 -46.7 47 7.0 -40.1 281 36 299.2 299.2 281.2 299.7 0.14 23 400 7020 -42.9 -48.9 52 6.0 -43.2 280 36 299.2 299.3 281.2 299.6 0.11 24 362 7680 -49.7 -56.7 44 7.0 -49.8 282 37 298.8 298.8 280.9 299.0 0.05 25 312 8634 -56.9 -63.9 41 7.0 -57.0 284 38 301.7 301.7 282.1 301.8 0.02 26 300 8880 -59.5 -66.5 40 7.0 -59.6 285 38 301.5 301.5 282.0 301.5 0.02 27 271 9510 -65.5 -73.5 32 8.0 -65.5 288 37 301.6 301.7 282.0 301.7 0.01 28 250 10000 -67.5 -74.5 36 7.0 -67.5 290 36 305.7 305.7 283.7 305.7 0.01 29 243 10171 -68.7 -76.7 31 8.0 -68.7 290 35 306.4 306.4 284.0 306.4 0.00 30 200 11350 -65.7 -73.7 32 8.0 -65.8 300 19 328.7 328.7 291.3 328.8 0.01 31 189 11693 -64.5 -72.5 32 8.0 -64.6 306 19 336.0 336.0 293.3 336.1 0.01 32 150 13090 -66.9 -74.9 31 8.0 -67.0 330 17 354.8 354.8 297.7 354.9 0.01 33 100 15530 -69.9 -78.9 26 9.0 -69.9 340 21 392.7 392.7 304.2 392.7 0.01 34 70 17630 -73.3 -83.3 20 10.0 -73.3 345 19 427.6 427.6 308.6 427.6 0.01 35 67 17886 -73.7 432.1 TRP 243 10171 -68.7 -76.7 31 8.0 -68.7 290 35 306.4 306.4 284.0 306.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5208.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 29.96 % Est. max temperature: 5.30 C = 41.54 F Sfc-Lift cond lev (LCL): 1000.83 mb = 255.70 m = 838.92 ft T: -14.27 C 700-500 lapse rate: 4.93 C/km ThetaE index: 0.49 C Layer 918.0- 910.0 mb Conv cond level (CCL): 992.97 mb = 315.48 m = 1035.02 ft Mean mixing ratio: 1.23 g/kg Conv temperature: -11.66 C = 11.01 F Cap Strength: 27.14 C Lifted Index: 26.98 C Risk: None Lifted Index @300 mb: 25.85 C Lifted Index @700 mb: 17.91 C Showalter Index: 15.79 C Risk: None Total Totals Index: 21.60 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 0.80 C K Index: -23.30 Risk: None Sweat Index: 211.74 Risk: None Energy Index: 4.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.62 J/kg Max Up Vert Vel: 10.74 m/s Conv Inhibition (B-): 28270.56 J/kg Cap Strength: 27.06 C Lift Cond Lev (LCL): 950.87 mb = 646.84 m = 2122.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 17 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 1034 9 160 5 -1.7 4.7 | 116 20 -17.9 8.8 1 1000 262 175 13 -1.1 13.0 | 134 24 -17.4 17.0 2 925 860 205 15 6.3 13.6 | 151 20 -9.9 17.7 3 850 1517 210 15 7.5 13.0 | 153 19 -8.7 17.1 4 700 2995 240 19 16.5 9.5 | 181 14 0.2 13.6 5 500 5470 285 36 34.8 -9.3 | 286 19 18.6 -5.2 6 400 7020 280 36 35.5 -6.3 | 276 19 19.2 -2.2 7 300 8880 285 38 36.7 -9.8 | 286 21 20.5 -5.7 8 250 10000 290 36 33.8 -12.3 | 295 19 17.6 -8.2 9 243 10171 290 35 32.9 -12.0 | 295 18 16.7 -7.9 10 200 11350 300 19 16.5 -9.5 | 357 5 0.2 -5.4 11 150 13090 330 17 8.5 -14.7 | 36 13 -7.7 -10.6 12 100 15530 340 21 7.2 -19.7 | 30 18 -9.0 -15.6 13 70 17630 345 19 4.9 -18.4 | 38 18 -11.3 -14.3 Wind Parameters Mean winds (0-6000m): 254.1 at 22.3 knts Storm direction: 284.1 at 16.7 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 65.4 deg Storm rel helicity (0-3000m) pos: 118.8 neg: 0.0 tot: 118.8 m^2/s^2 ave: 39.6 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.85 Bulk Shear: 67.57 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 ------------------------------------------------------------------------------- 500 177 11 132 23| 9.9 0.0 9.9| 58.3 0.0 58.3 116.6 0.87| 11.5 10.1 1000 190 13 140 22| 6.2 0.0 6.2| 80.5 0.0 80.5 80.5 0.85| 8.3 7.0 1500 197 14 144 21| 4.2 0.0 4.2| 83.4 0.0 83.4 55.6 0.83| 5.8 4.9 2000 202 14 147 20| 3.7 0.0 3.7| 96.0 0.0 96.0 48.0 0.84| 5.2 4.3 2500 207 15 151 20| 3.4 0.0 3.4|107.8 0.0 107.8 43.1 0.83| 4.8 4.0 3000 214 15 155 19| 3.2 0.0 3.2|118.8 0.0 118.8 39.6 0.83| 4.6 3.8 4000 226 17 166 16| 3.5 0.0 3.5|153.0 0.0 153.0 38.3 0.87| 4.7 4.1 5000 241 20 183 14| 3.6 0.0 3.6|195.1 0.0 195.1 39.0 0.89| 5.0 4.5 6000 254 22 207 11| 3.4 0.1 3.4|219.2 -5.2 214.0 35.7 0.86| 4.7 4.1 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20260113.12.gif