UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 5 JAN 26 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1024 23 -25.3 -28.4 75 3.1 -25.6 315 1 246.2 246.2 246.0 247.1 0.36 1 1000 197 -20.9 -24.6 72 3.7 -21.3 55 5 252.2 252.3 251.8 253.7 0.52 2 961 492 -19.9 -23.8 71 3.9 -20.4 109 4 256.1 256.2 255.2 257.7 0.58 3 925 774 -21.3 -25.2 71 3.9 -21.8 160 3 257.5 257.6 256.3 259.0 0.53 4 908 911 -21.1 -24.8 72 3.7 -21.6 157 3 259.1 259.2 257.6 260.7 0.56 5 850 1399 -20.1 -24.6 67 4.5 -20.7 145 5 265.1 265.2 262.3 266.8 0.61 6 803 1820 -20.7 -26.7 59 6.0 -21.5 103 6 268.8 268.9 264.9 270.4 0.54 7 782 2016 -20.5 -29.5 44 9.0 -21.6 83 6 271.1 271.1 266.3 272.3 0.42 8 760 2226 -21.7 -35.7 27 14.0 -23.1 61 6 272.0 272.0 266.5 272.7 0.24 9 700 2828 -24.7 -40.7 21 16.0 -26.0 360 7 275.1 275.2 268.4 275.6 0.16 10 679 3049 -25.1 -42.1 19 17.0 -26.4 360 7 277.1 277.1 269.6 277.5 0.14 11 667 3179 -25.9 -43.9 17 18.0 -27.2 360 8 277.6 277.6 269.9 278.0 0.12 12 578 4199 -33.5 -42.5 40 9.0 -34.1 360 9 280.3 280.4 271.6 280.8 0.16 13 500 5200 -41.3 -50.3 37 9.0 -41.6 360 11 282.7 282.7 272.9 282.9 0.08 14 482 5447 -43.3 -52.3 36 9.0 -43.6 6 12 283.2 283.2 273.1 283.4 0.06 15 413 6471 -48.9 -55.9 44 7.0 -49.1 30 16 288.8 288.8 276.1 288.9 0.05 16 400 6680 -50.7 -57.7 43 7.0 -50.8 35 17 289.1 289.1 276.3 289.2 0.04 17 327 7966 -59.7 -65.7 45 6.0 -59.7 42 28 293.9 293.9 278.6 293.9 0.02 18 300 8500 -62.9 -68.9 44 6.0 -62.9 45 33 296.7 296.7 279.8 296.7 0.01 19 262 9333 -66.1 -72.1 43 6.0 -66.1 40 29 303.7 303.7 282.9 303.7 0.01 20 250 9620 -65.3 -71.3 43 6.0 -65.3 45 25 309.0 309.0 284.9 309.0 0.01 21 200 10980 -62.9 -67.9 51 5.0 -63.0 35 17 333.2 333.2 292.6 333.2 0.02 22 150 12740 -64.9 -70.9 43 6.0 -65.0 5 11 358.3 358.3 298.4 358.4 0.02 23 100 15200 -68.3 -74.3 42 6.0 -68.4 80 5 395.8 395.8 304.6 395.8 0.02 24 70 17320 -71.9 -78.9 34 7.0 -71.9 100 5 430.6 430.6 308.9 430.6 0.01 25 56 18627 -74.5 -81.5 33 7.0 -74.6 453.0 453.0 311.1 453.1 0.01 TRP 262 9333 -66.1 -72.1 43 6.0 -66.1 40 29 303.7 303.7 282.9 303.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5003.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 44.32 % Est. max temperature: -8.81 C = 16.13 F Sfc-Lift cond lev (LCL): 972.25 mb = 405.33 m = 1329.82 ft T: -20.19 C 700-500 lapse rate: 7.00 C/km ThetaE index: 0.00 C Layer 1024.0-11024811681644544.0 mb Conv cond level (CCL): 621.98 mb = 3676.74 m = 12062.63 ft Mean mixing ratio: 0.53 g/kg Conv temperature: 7.71 C = 45.88 F Cap Strength: 21.32 C Lifted Index: 22.31 C Risk: None Lifted Index @300 mb: 29.19 C Lifted Index @700 mb: 18.05 C Showalter Index: 13.11 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 16.70 C K Index: -19.40 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.22 J/kg Max Up Vert Vel: 8.15 m/s Conv Inhibition (B-): 31917.88 J/kg Cap Strength: 22.25 C Lift Cond Lev (LCL): 915.40 mb = 850.96 m = 2791.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 42 at 6 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 1024 23 315 1 0.7 -0.7 | 232 6 4.6 3.6 1 1000 197 55 5 -4.1 -2.9 | 170 1 -0.2 1.4 2 925 774 160 3 -1.0 2.8 | 202 8 2.8 7.1 3 850 1399 145 5 -2.9 4.1 | 187 8 1.0 8.4 4 700 2828 360 7 -0.0 -7.0 | 305 5 3.9 -2.7 5 500 5200 360 11 -0.0 -11.0 | 330 8 3.9 -6.7 6 400 6680 35 17 -9.8 -13.9 | 31 11 -5.9 -9.7 7 300 8500 45 33 -23.3 -23.3 | 46 27 -19.5 -19.1 8 262 9333 40 29 -18.6 -22.2 | 39 23 -14.8 -17.9 9 250 9620 45 25 -17.7 -17.7 | 46 19 -13.8 -13.4 10 200 10980 35 17 -9.8 -13.9 | 31 11 -5.9 -9.7 11 150 12740 5 11 -1.0 -11.0 | 337 7 2.9 -6.7 12 100 15200 80 5 -4.9 -0.9 | 163 4 -1.1 3.4 13 70 17320 100 5 -4.9 0.9 | 168 5 -1.1 5.1 Wind Parameters Mean winds (0-6000m): 12.1 at 7.7 knts Storm direction: 42.1 at 5.8 knts Shear (0-3000m) pos: 0.8 neg: 1.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 76.4 deg Storm rel helicity (0-3000m) pos: 7.2 neg: -15.4 tot: -8.2 m^2/s^2 ave: -2.7 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.78 Bulk Shear: 5.74 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 71 4 183 3| 5.0 0.0 5.0| 3.1 -1.6 1.5 3.1 -0.09| 11.6 -1.0 1000 102 4 183 5| 2.4 0.0 2.4| 6.9 -2.9 3.9 3.9 0.03| 7.6 0.2 1500 124 4 185 7| 1.6 0.7 2.4| 6.9 -7.8 -0.9 -0.6 -0.11| 5.9 -0.6 2000 117 4 180 6| 1.2 1.5 2.8| 6.9 -12.7 -5.8 -2.9 -0.22| 5.7 -1.3 2500 99 5 171 5| 1.0 1.9 2.9| 6.9 -14.1 -7.2 -2.9 -0.31| 5.7 -1.8 3000 73 5 160 3| 0.8 1.9 2.7| 7.2 -15.4 -8.2 -2.7 -0.32| 5.5 -1.7 4000 28 6 309 1| 0.6 1.6 2.2| 8.9 -15.4 -6.5 -1.6 -0.27| 4.3 -1.1 5000 14 7 315 3| 0.5 1.5 2.0| 10.6 -15.4 -4.8 -1.0 -0.23| 3.6 -0.8 6000 12 8 325 4| 0.6 1.2 1.8| 22.6 -15.4 7.2 1.2 -0.06| 3.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20260105.12.gif