UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010812.upa.cvt Date: 1200Z 8 JAN 26 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 8 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 1012 44 -36.5 -40.0 70 3.5 -36.6 195 1 235.8 235.9 235.7 236.2 0.12 1 1006 85 -35.3 -41.3 54 6.0 -35.5 210 3 237.4 237.5 237.3 237.7 0.10 2 1002 113 -35.3 -41.3 54 6.0 -35.5 220 4 237.7 237.7 237.5 238.0 0.10 3 1000 127 -35.3 -41.3 54 6.0 -35.5 225 5 237.9 237.9 237.7 238.1 0.10 4 925 667 -37.5 -43.5 53 6.0 -37.7 255 7 241.0 241.0 240.5 241.2 0.09 5 923 682 -37.3 -43.3 54 6.0 -37.5 257 7 241.3 241.3 240.9 241.6 0.09 6 911 773 -34.3 -39.3 60 5.0 -34.5 269 10 245.3 245.3 244.7 245.7 0.14 7 904 828 -27.3 -33.3 57 6.0 -27.8 275 11 253.0 253.1 251.9 253.8 0.26 8 900 860 -25.3 -31.3 57 6.0 -25.8 279 12 255.4 255.5 254.1 256.3 0.31 9 850 1277 -22.9 -27.0 69 4.1 -23.4 330 23 262.2 262.2 259.9 263.6 0.49 10 847 1303 -22.9 -27.0 69 4.1 -23.4 330 23 262.4 262.5 260.1 263.8 0.49 11 824 1504 -23.3 -27.3 70 4.0 -23.8 331 22 264.1 264.2 261.3 265.5 0.49 12 766 2036 -25.3 -29.3 69 4.0 -25.7 333 20 267.5 267.6 263.8 268.8 0.44 13 700 2685 -29.3 -33.4 68 4.1 -29.7 335 17 270.0 270.1 265.3 271.0 0.33 14 585 3948 -36.3 -40.1 68 3.8 -36.5 319 11 276.1 276.1 269.1 276.7 0.20 15 500 5020 -43.9 -48.0 64 4.1 -44.0 305 5 279.5 279.5 271.1 279.8 0.10 16 456 5629 -48.3 -52.4 62 4.1 -48.4 301 5 281.5 281.5 272.1 281.7 0.07 17 439 5878 -48.7 -52.8 62 4.1 -48.8 299 5 284.0 284.0 273.6 284.3 0.06 18 400 6480 -53.3 -57.5 60 4.2 -53.4 295 5 285.7 285.7 274.5 285.9 0.04 19 346 7407 -58.7 -62.9 58 4.2 -58.7 288 5 290.5 290.5 276.9 290.6 0.02 20 321 7878 -60.7 -64.7 59 4.0 -60.7 285 5 294.0 294.0 278.7 294.1 0.02 21 300 8300 -61.1 -65.0 60 3.9 -61.2 325 5 299.2 299.2 281.0 299.3 0.02 22 291 8489 -61.7 -65.8 58 4.1 -61.7 325 6 301.0 301.0 281.8 301.0 0.02 23 258 9234 -60.7 -64.8 58 4.1 -60.7 325 12 313.0 313.0 286.4 313.1 0.02 24 250 9430 -60.9 -64.9 59 4.0 -60.9 325 13 315.5 315.5 287.3 315.6 0.02 25 216 10340 -59.1 -63.6 56 4.5 -59.2 332 16 331.8 331.8 292.2 331.9 0.03 26 200 10820 -60.5 -64.7 58 4.2 -60.6 335 17 337.0 337.0 293.6 337.1 0.03 27 150 12610 -61.5 -66.0 55 4.5 -61.6 325 21 364.1 364.1 299.5 364.3 0.04 28 100 15100 -63.9 -68.7 52 4.8 -64.0 315 23 404.3 404.3 305.8 404.4 0.04 29 70 17270 -66.7 -71.5 51 4.8 -66.8 300 23 441.7 441.7 310.1 441.9 0.04 30 51 19184 -66.9 -71.8 50 4.9 -67.0 483.1 483.1 313.7 483.4 0.05 TRP 321 7878 -60.7 -64.7 59 4.0 -60.7 285 5 294.0 294.0 278.7 294.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 4893.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 65.15 % Est. max temperature: -11.77 C = 10.82 F Sfc-Lift cond lev (LCL): 952.55 mb = 463.70 m = 1521.29 ft T: -36.67 C 700-500 lapse rate: 6.25 C/km ThetaE index: 0.00 C Layer 1012.0- 0.0 mb Conv cond level (CCL): 433.21 mb = 5963.67 m = 19565.62 ft Mean mixing ratio: 0.10 g/kg Conv temperature: 12.11 C = 53.79 F Cap Strength: 31.06 C Lifted Index: 32.49 C Risk: None Lifted Index @300 mb: 42.06 C Lifted Index @700 mb: 27.28 C Showalter Index: 13.18 C Risk: None Total Totals Index: 37.90 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 16.90 C K Index: -10.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.41 J/kg Max Up Vert Vel: 5.18 m/s Conv Inhibition (B-): 41868.70 J/kg Cap Strength: 32.38 C Lift Cond Lev (LCL): 868.32 mb = 1121.38 m = 3679.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 9 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 1012 44 195 1 0.3 1.0 | 175 10 -0.8 9.8 1 1000 127 225 5 3.5 3.5 | 191 13 2.5 12.3 2 925 667 255 7 6.8 1.8 | 208 12 5.7 10.6 3 850 1277 330 23 11.5 -19.9 | 317 15 10.5 -11.1 4 700 2685 335 17 7.2 -15.4 | 317 9 6.1 -6.6 5 500 5020 305 5 4.1 -2.9 | 207 7 3.1 5.9 6 400 6480 295 5 4.5 -2.1 | 208 8 3.5 6.7 7 321 7878 285 5 4.8 -1.3 | 207 8 3.8 7.5 8 300 8300 325 5 2.9 -4.1 | 201 5 1.8 4.7 9 250 9430 325 13 7.5 -10.6 | 286 7 6.4 -1.9 10 200 10820 335 17 7.2 -15.4 | 317 9 6.1 -6.6 11 150 12610 325 21 12.0 -17.2 | 307 14 11.0 -8.4 12 100 15100 315 23 16.3 -16.3 | 296 17 15.2 -7.5 13 70 17270 300 23 19.9 -11.5 | 278 19 18.9 -2.7 Wind Parameters Mean winds (0-6000m): 323.2 at 11.8 knts Storm direction: 353.2 at 8.9 knts Shear (0-3000m) pos: 3.2 neg: 0.5 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 128.8 deg Storm rel helicity (0-3000m) pos: 110.6 neg: -4.4 tot: 106.2 m^2/s^2 ave: 35.4 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.63 Bulk Shear: 21.24 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 ------------------------------------------------------------------------------- 500 236 5 196 12| 6.2 0.0 6.2| 18.1 0.0 18.1 36.2 0.85| 7.2 6.1 1000 267 8 217 12| 8.8 0.0 8.8| 67.5 0.0 67.5 67.5 0.95| 11.2 10.6 1500 307 12 261 9| 7.7 0.0 7.7|110.3 0.0 110.3 73.5 0.94| 11.8 11.1 2000 317 14 281 9| 5.3 0.0 5.3|110.6 0.0 110.6 55.3 0.88| 9.4 8.3 2500 322 15 291 9| 3.8 0.0 3.8|110.6 -0.1 110.5 44.2 0.83| 8.0 6.7 3000 324 15 295 9| 3.2 0.5 3.6|110.6 -4.4 106.2 35.4 0.73| 7.1 5.2 4000 325 15 293 8| 2.4 1.1 3.5|110.6 -14.0 96.6 24.2 0.52| 6.1 3.2 5000 325 13 287 7| 1.9 1.4 3.3|110.6 -22.3 88.3 17.7 0.37| 5.4 2.0 6000 323 12 276 6| 1.6 1.2 2.8|110.7 -22.3 88.4 14.7 0.37| 4.6 1.7 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260108.12.gif