UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 12 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 1015 40 -28.9 -32.8 69 3.9 -29.2 80 3 243.2 243.2 243.0 243.9 0.24 1 1000 146 -29.9 -35.9 56 6.0 -30.2 80 7 243.2 243.3 242.9 243.7 0.18 2 984 261 -30.3 -36.3 56 6.0 -30.6 83 7 244.0 244.0 243.6 244.5 0.17 3 973 341 -27.9 -33.9 56 6.0 -28.3 85 7 247.2 247.2 246.6 247.8 0.22 4 941 581 -28.9 -33.9 62 5.0 -29.2 92 7 248.5 248.6 247.9 249.2 0.23 5 925 705 -25.5 -30.5 63 5.0 -25.9 95 7 253.2 253.3 252.2 254.1 0.33 6 906 856 -22.7 -27.5 65 4.8 -23.2 99 7 257.6 257.7 256.2 258.9 0.44 7 850 1323 -23.5 -27.6 69 4.1 -23.9 110 9 261.5 261.6 259.3 262.9 0.47 8 794 1820 -24.7 -28.8 69 4.1 -25.1 64 7 265.4 265.5 262.3 266.7 0.45 9 700 2727 -29.3 -33.1 70 3.8 -29.6 340 3 270.0 270.1 265.4 271.0 0.34 10 692 2809 -29.7 -33.5 69 3.8 -30.0 338 4 270.5 270.5 265.7 271.5 0.33 11 527 4689 -43.7 -47.7 64 4.0 -43.8 298 16 275.6 275.6 268.6 275.9 0.10 12 500 5040 -45.5 -49.6 63 4.1 -45.6 290 19 277.6 277.6 269.8 277.8 0.08 13 424 6123 -51.5 -56.5 55 5.0 -51.6 308 20 283.3 283.3 273.1 283.4 0.04 14 400 6500 -52.3 -58.3 48 6.0 -52.4 315 21 287.0 287.0 275.2 287.1 0.04 15 371 6987 -53.5 -59.5 48 6.0 -53.6 310 21 291.7 291.7 277.6 291.8 0.03 16 309 8161 -55.3 -61.3 47 6.0 -55.4 314 24 304.8 304.8 283.4 304.9 0.03 17 300 8350 -54.9 -60.9 47 6.0 -55.0 315 25 308.0 308.0 284.6 308.1 0.04 18 250 9510 -56.1 -63.1 41 7.0 -56.2 315 25 322.7 322.7 289.6 322.8 0.03 19 200 10930 -57.5 -65.5 35 8.0 -57.6 315 29 341.7 341.7 294.7 341.8 0.03 20 168 12029 -58.1 -68.1 27 10.0 -58.3 312 33 358.2 358.2 298.4 358.3 0.02 21 150 12740 -59.7 -69.7 26 10.0 -59.9 310 35 367.2 367.2 300.1 367.3 0.02 22 100 15240 -64.5 -75.5 21 11.0 -64.6 295 38 403.1 403.1 305.6 403.2 0.01 23 70 17400 -67.9 -78.9 19 11.0 -68.0 300 40 439.1 439.1 309.8 439.2 0.01 24 67 17662 -69.5 -80.5 19 11.0 -69.6 299 41 441.2 441.2 310.0 441.2 0.01 25 50 19400 -70.7 -82.7 15 12.0 -70.8 290 44 476.9 476.9 313.2 476.9 0.01 26 37 21177 -72.7 -84.7 15 12.0 -72.8 514.6 514.6 315.9 514.7 0.01 TRP 371 6987 -53.5 -59.5 48 6.0 -53.6 310 21 291.7 291.7 277.6 291.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 4894.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 66.25 % Est. max temperature: -11.59 C = 11.14 F Sfc-Lift cond lev (LCL): 950.23 mb = 511.31 m = 1677.51 ft T: -28.61 C 700-500 lapse rate: 7.00 C/km ThetaE index: 0.12 C Layer 1000.0- 984.0 mb Conv cond level (CCL): 583.32 mb = 3988.12 m = 13084.22 ft Mean mixing ratio: 0.24 g/kg Conv temperature: 1.80 C = 35.24 F Cap Strength: 22.90 C Lifted Index: 24.15 C Risk: None Lifted Index @300 mb: 42.40 C Lifted Index @700 mb: 19.96 C Showalter Index: 12.14 C Risk: None Total Totals Index: 39.90 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 17.90 C K Index: -9.40 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.08 J/kg Max Up Vert Vel: 9.17 m/s Conv Inhibition (B-): 45184.21 J/kg Cap Strength: 24.03 C Lift Cond Lev (LCL): 882.92 mb = 1044.98 m = 3428.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 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 1015 40 80 3 -3.0 -0.5 | 138 9 -6.0 6.8 1 1000 146 80 7 -6.9 -1.2 | 121 12 -10.0 6.1 2 925 705 95 7 -7.0 0.6 | 128 13 -10.1 7.9 3 850 1323 110 9 -8.5 3.1 | 132 16 -11.5 10.4 4 700 2727 340 3 1.0 -2.8 | 155 5 -2.1 4.5 5 500 5040 290 19 17.9 -6.5 | 267 15 14.8 0.8 6 400 6500 315 21 14.8 -14.8 | 303 14 11.8 -7.5 7 371 6987 310 21 16.1 -13.5 | 295 14 13.0 -6.2 8 300 8350 315 25 17.7 -17.7 | 305 18 14.6 -10.4 9 250 9510 315 25 17.7 -17.7 | 305 18 14.6 -10.4 10 200 10930 315 29 20.5 -20.5 | 307 22 17.4 -13.2 11 150 12740 310 35 26.8 -22.5 | 303 28 23.7 -15.2 12 100 15240 295 38 34.4 -16.1 | 286 33 31.4 -8.7 13 70 17400 300 40 34.6 -20.0 | 292 34 31.6 -12.7 14 50 19400 290 44 41.3 -15.0 | 281 39 38.3 -7.7 Wind Parameters Mean winds (0-6000m): 307.2 at 10.6 knts Storm direction: 337.2 at 7.9 knts Shear (0-3000m) pos: 0.9 neg: 2.1 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 26.0 deg Storm rel helicity (0-3000m) pos: 12.7 neg: -21.8 tot: -9.1 m^2/s^2 ave: -3.0 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 4.3 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.23 Bulk Shear: 34.08 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 84 7 125 12| 4.2 0.0 4.2| 2.7 -7.7 -5.0 -10.0 -0.40| 5.3 -2.1 1000 91 7 127 13| 2.8 0.0 2.8| 5.6 -7.7 -2.1 -2.1 -0.17| 3.7 -0.6 1500 96 7 128 13| 1.9 0.6 2.5| 7.1 -15.5 -8.4 -5.6 -0.26| 3.9 -1.0 2000 92 7 126 13| 1.4 1.9 3.3| 7.1 -21.8 -14.7 -7.3 -0.29| 4.4 -1.3 2500 92 7 127 12| 1.1 2.0 3.1| 10.6 -21.8 -11.1 -4.4 -0.11| 4.5 -0.5 3000 90 6 128 12| 0.9 2.1 3.0| 12.7 -21.8 -9.1 -3.0 -0.03| 4.3 -0.1 4000 53 7 110 9| 0.7 2.5 3.2| 15.1 -21.8 -6.7 -1.7 0.10| 4.2 0.4 5000 320 9 256 3| 0.6 2.8 3.3| 15.1 -27.9 -12.8 -2.6 0.04| 4.3 0.2 6000 307 11 260 5| 0.6 2.3 3.0| 37.9 -27.9 10.0 1.7 0.16| 4.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260112.12.gif