UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 26 APR 25 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 1004 43 -1.3 -5.3 74 4.0 -2.7 325 5 271.5 272.0 270.2 278.5 2.56 1 1000 75 -1.7 -6.2 71 4.5 -3.2 325 5 271.5 271.8 269.9 278.0 2.40 2 925 688 -7.1 -10.2 78 3.1 -8.0 325 11 272.0 272.4 269.5 277.3 1.90 3 855 1296 -11.3 -13.6 83 2.3 -11.9 325 11 273.8 274.1 270.1 278.3 1.56 4 850 1341 -10.9 -13.2 83 2.3 -11.5 325 11 274.7 275.0 270.7 279.3 1.62 5 838 1450 -10.1 -12.3 84 2.2 -10.7 326 11 276.7 277.0 272.2 281.7 1.77 6 836 1469 -10.1 -12.3 84 2.2 -10.7 326 12 276.9 277.2 272.3 281.9 1.78 7 716 2649 -16.7 -21.7 65 5.0 -17.7 334 16 282.2 282.3 274.0 285.0 0.94 8 700 2818 -18.3 -23.3 65 5.0 -19.2 335 17 282.2 282.4 273.9 284.7 0.84 9 578 4220 -28.1 -38.1 38 10.0 -29.0 346 24 286.6 286.7 275.3 287.5 0.25 10 554 4523 -30.3 -40.3 37 10.0 -31.1 349 25 287.5 287.6 275.7 288.2 0.21 11 506 5166 -31.7 -43.7 30 12.0 -32.6 354 29 293.4 293.4 278.6 293.9 0.16 12 500 5250 -32.1 -45.1 26 13.0 -33.0 355 29 293.9 293.9 278.8 294.4 0.14 13 400 6790 -41.3 -57.3 16 16.0 -41.8 325 40 301.3 301.3 282.0 301.5 0.04 14 393 6910 -42.5 -58.5 16 16.0 -43.0 301.3 301.3 281.9 301.4 0.04 15 357 7556 -44.5 -59.5 17 15.0 -44.9 307.0 307.0 284.2 307.1 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5175.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 60.45 % Est. max temperature: 1.19 C = 34.14 F Sfc-Lift cond lev (LCL): 942.96 mb = 536.82 m = 1761.19 ft T: -5.77 C 700-500 lapse rate: 5.67 C/km ThetaE index: 1.21 C Layer 1000.0- 855.0 mb Conv cond level (CCL): 883.44 mb = 1043.21 m = 3422.56 ft Mean mixing ratio: 2.10 g/kg Conv temperature: 0.27 C = 32.49 F Cap Strength: 13.34 C Lifted Index: 13.70 C Risk: None Lifted Index @700 mb: 6.14 C Showalter Index: 12.35 C Risk: None Total Totals Index: 40.10 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 18.90 C K Index: 3.00 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.01 J/kg Max Up Vert Vel: 2.45 m/s Conv Inhibition (B-): 2746.28 J/kg Cap Strength: 13.67 C Lift Cond Lev (LCL): 900.35 mb = 896.71 m = 2941.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 14 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 1004 43 325 5 2.9 -4.1 | 211 12 5.9 10.0 1 1000 75 325 5 2.9 -4.1 | 211 12 5.9 10.0 2 925 688 325 11 6.3 -9.0 | 241 11 9.4 5.1 3 850 1341 325 11 6.3 -9.0 | 241 11 9.4 5.1 4 700 2818 335 17 7.2 -15.4 | 277 10 10.2 -1.3 5 500 5250 355 29 2.5 -28.9 | 339 16 5.6 -14.8 6 400 6790 325 40 22.9 -32.8 | 306 32 26.0 -18.7 Wind Parameters Mean winds (0-6000m): 342.2 at 19.2 knts Storm direction: 12.2 at 14.4 knts Shear (0-3000m) pos: 1.3 neg: 1.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 73.5 deg Storm rel helicity (0-3000m) pos: 37.8 neg: 0.0 tot: 37.8 m^2/s^2 ave: 12.6 10^-3 m/s^2 rel: 0.99 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.14 Bulk Shear: 20.92 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 ------------------------------------------------------------------------------- 500 325 7 221 11| 0.0 4.7 4.7| 12.8 0.0 12.8 25.7 0.97| 4.7 4.6 1000 325 9 231 11| 0.0 3.1 3.1| 16.8 0.0 16.8 16.8 0.97| 3.1 3.0 1500 325 10 234 11| 0.3 2.1 2.4| 19.2 0.0 19.2 12.8 0.98| 2.4 2.3 2000 326 10 239 10| 0.8 1.5 2.3| 25.1 0.0 25.1 12.5 0.98| 2.3 2.3 2500 328 11 244 10| 1.1 1.2 2.3| 31.0 0.0 31.0 12.4 0.98| 2.3 2.3 3000 330 12 249 10| 1.3 1.0 2.3| 37.8 0.0 37.8 12.6 0.99| 2.4 2.3 4000 334 14 263 9| 1.7 0.8 2.5| 54.1 0.0 54.1 13.5 0.98| 2.5 2.4 5000 340 17 280 9| 2.0 0.6 2.6| 73.3 0.0 73.3 14.7 0.95| 2.6 2.5 6000 342 19 295 10| 1.6 1.3 3.0| 77.7 -33.7 44.0 7.3 0.51| 3.2 1.6 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250426.12.gif