UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 19 JAN 26 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 1047 41 -33.5 -37.1 70 3.6 -33.7 105 3 236.5 236.5 236.5 236.9 0.15 1 1043 67 -32.5 -37.5 61 5.0 -32.7 113 4 237.8 237.8 237.7 238.2 0.15 2 1041 81 -30.1 -35.1 62 5.0 -30.4 116 4 240.3 240.3 240.1 240.8 0.19 3 1033 136 -28.9 -33.9 62 5.0 -29.2 131 5 242.0 242.0 241.8 242.6 0.21 4 1015 262 -29.5 -34.5 62 5.0 -29.8 166 8 242.6 242.6 242.4 243.2 0.20 5 1004 340 -24.9 -29.9 63 5.0 -25.3 187 10 248.0 248.0 247.6 248.8 0.32 6 1000 369 -24.5 -29.5 63 5.0 -24.9 195 11 248.6 248.7 248.2 249.6 0.33 7 961 661 -22.1 -28.1 58 6.0 -22.7 221 9 253.9 254.0 253.0 255.0 0.39 8 925 942 -21.5 -29.5 48 8.0 -22.4 245 7 257.3 257.4 255.8 258.3 0.36 9 898 1161 -19.9 -27.9 49 8.0 -20.8 257 7 261.2 261.2 259.0 262.4 0.43 10 850 1567 -20.5 -28.5 49 8.0 -21.5 280 7 264.7 264.7 261.7 265.9 0.43 11 807 1950 -21.5 -29.5 48 8.0 -22.4 293 8 267.6 267.6 263.7 268.8 0.41 12 706 2925 -26.7 -35.7 42 9.0 -27.5 328 11 272.3 272.3 266.7 273.0 0.26 13 700 2987 -27.1 -36.1 42 9.0 -27.9 330 11 272.5 272.5 266.8 273.2 0.25 14 621 3844 -30.9 -37.9 50 7.0 -31.4 353 12 277.6 277.7 270.1 278.4 0.23 15 574 4403 -30.5 -36.5 56 6.0 -31.0 8 13 284.4 284.5 274.2 285.3 0.29 16 500 5370 -37.3 -42.3 60 5.0 -37.6 35 15 287.6 287.6 275.7 288.2 0.18 17 468 5822 -40.5 -45.1 61 4.6 -40.7 34 17 289.1 289.1 276.5 289.6 0.15 18 400 6870 -48.1 -52.8 58 4.7 -48.2 30 23 292.5 292.5 278.0 292.7 0.07 19 311 8486 -59.9 -64.3 56 4.4 -59.9 34 33 297.8 297.8 280.4 297.9 0.02 20 300 8710 -61.1 -65.3 57 4.2 -61.2 35 35 299.2 299.2 281.0 299.3 0.02 21 250 9820 -68.1 -72.5 53 4.4 -68.1 35 40 304.8 304.8 283.3 304.9 0.01 22 240 10066 -69.3 -73.6 53 4.3 -69.3 35 38 306.6 306.6 284.0 306.6 0.01 23 200 11160 -68.7 -73.1 53 4.4 -68.7 40 29 324.0 324.0 290.0 324.0 0.01 24 150 12900 -66.7 -71.0 55 4.3 -66.7 50 21 355.2 355.2 297.7 355.3 0.02 25 146 13063 -66.3 -70.5 55 4.2 -66.4 50 21 358.6 358.6 298.4 358.7 0.02 26 100 15320 -70.7 -75.1 52 4.4 -70.8 50 17 391.1 391.1 304.0 391.2 0.01 27 70 17420 -73.9 -78.9 46 5.0 -73.9 65 11 426.3 426.3 308.4 426.3 0.01 28 58 18515 -74.9 -79.7 47 4.8 -74.9 447.6 447.6 310.6 447.6 0.01 TRP 240 10066 -69.3 -73.6 53 4.3 -69.3 35 38 306.6 306.6 284.0 306.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5001.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 51.49 % Est. max temperature: -8.46 C = 16.77 F Sfc-Lift cond lev (LCL): 984.37 mb = 484.41 m = 1589.26 ft T: -23.55 C 700-500 lapse rate: 4.28 C/km ThetaE index: 0.00 C Layer 1047.0- -0.2 mb Conv cond level (CCL): 1043.00 mb = 67.45 m = 221.28 ft Mean mixing ratio: 0.30 g/kg Conv temperature: -29.79 C = -21.63 F Cap Strength: 30.53 C Lifted Index: 31.88 C Risk: None Lifted Index @300 mb: 35.79 C Lifted Index @700 mb: 21.63 C Showalter Index: 17.88 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 8.80 C K Index: -20.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.27 J/kg Max Up Vert Vel: 11.69 m/s Conv Inhibition (B-): 34137.59 J/kg Cap Strength: 31.78 C Lift Cond Lev (LCL): 916.19 mb = 1012.61 m = 3322.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 at 8 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 1047 41 105 3 -2.9 0.8 | 182 9 0.2 8.5 1 1000 369 195 11 2.8 10.6 | 198 19 6.0 18.4 2 925 942 245 7 6.3 3.0 | 221 14 9.5 10.7 3 850 1567 280 7 6.9 -1.2 | 237 12 10.0 6.6 4 700 2987 330 11 5.5 -9.5 | 281 9 8.6 -1.8 5 500 5370 35 15 -8.6 -12.3 | 50 7 -5.5 -4.5 6 400 6870 30 23 -11.5 -19.9 | 35 15 -8.4 -12.1 7 300 8710 35 35 -20.1 -28.7 | 39 27 -16.9 -20.9 8 250 9820 35 40 -22.9 -32.8 | 38 32 -19.8 -25.0 9 240 10066 35 38 -21.8 -31.1 | 39 30 -18.7 -23.4 10 200 11160 40 29 -18.6 -22.2 | 47 21 -15.5 -14.4 11 150 12900 50 21 -16.1 -13.5 | 66 14 -12.9 -5.7 12 100 15320 50 17 -13.0 -10.9 | 72 10 -9.9 -3.2 13 70 17420 65 11 -10.0 -4.6 | 115 8 -6.8 3.1 Wind Parameters Mean winds (0-6000m): 352.0 at 11.2 knts Storm direction: 22.0 at 8.4 knts Shear (0-3000m) pos: 2.3 neg: 0.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 101.5 deg Storm rel helicity (0-3000m) pos: 95.7 neg: -2.7 tot: 92.9 m^2/s^2 ave: 31.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 4.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.42 Bulk Shear: 48.09 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 ------------------------------------------------------------------------------- 500 190 8 196 16| 11.3 0.0 11.3| 40.5 -2.7 37.8 75.5 0.49| 16.7 8.2 1000 208 8 205 17| 5.0 0.0 5.0| 61.8 -2.7 59.1 59.1 0.57| 11.7 6.7 1500 226 8 213 16| 3.4 0.0 3.4| 71.6 -2.7 68.9 45.9 0.60| 9.0 5.4 2000 242 8 221 15| 2.9 0.0 2.9| 79.8 -2.7 77.1 38.5 0.64| 7.4 4.7 2500 259 8 230 14| 2.6 0.0 2.6| 88.0 -2.7 85.3 34.1 0.66| 6.6 4.4 3000 276 8 239 13| 2.3 0.0 2.3| 95.7 -2.7 92.9 31.0 0.69| 6.1 4.2 4000 304 9 256 11| 1.8 0.0 1.8|105.8 -2.7 103.1 25.8 0.72| 5.3 3.8 5000 329 10 276 8| 1.5 0.0 1.5|115.7 -2.7 113.0 22.6 0.75| 4.9 3.7 6000 352 11 305 6| 1.3 0.2 1.5|119.2 -5.5 113.6 18.9 0.69| 4.6 3.2 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260119.12.gif