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 U3472... Searching the city database file for: U3472 ... Date:1200Z 5 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 1022 44 -16.9 -19.1 83 2.2 -17.3 175 5 254.7 254.8 254.5 256.9 0.82 1 1016 88 -17.1 -21.7 67 4.6 -17.8 175 7 254.9 255.0 254.4 256.7 0.66 2 1000 207 -17.9 -21.9 71 4.0 -18.5 175 11 255.2 255.4 254.7 257.0 0.66 3 971 426 -19.1 -22.9 72 3.8 -19.6 196 14 256.2 256.3 255.4 257.9 0.62 4 954 559 -16.1 -19.4 76 3.3 -16.7 208 16 260.5 260.7 259.4 262.9 0.86 5 925 791 -16.3 -19.3 78 3.0 -16.8 230 19 262.6 262.8 261.1 265.1 0.90 6 922 815 -16.3 -19.3 78 3.0 -16.9 231 19 262.9 263.0 261.3 265.4 0.90 7 861 1334 -13.3 -16.1 79 2.8 -13.9 260 24 271.2 271.4 267.8 274.8 1.26 8 850 1432 -13.5 -16.3 79 2.8 -14.1 265 25 272.0 272.2 268.4 275.6 1.26 9 784 2045 -15.5 -18.8 76 3.3 -16.2 271 31 276.2 276.4 270.8 279.4 1.10 10 700 2890 -21.5 -25.1 73 3.6 -22.1 280 40 278.7 278.8 271.6 280.8 0.71 11 643 3511 -26.1 -30.0 70 3.9 -26.6 285 44 280.3 280.4 272.2 281.8 0.49 12 620 3775 -25.3 -29.2 70 3.9 -25.8 287 45 284.2 284.3 274.5 285.9 0.55 13 500 5310 -33.9 -37.5 70 3.6 -34.2 300 54 291.7 291.8 278.0 292.7 0.30 14 488 5479 -34.9 -38.4 70 3.5 -35.2 300 55 292.5 292.6 278.4 293.5 0.28 15 400 6830 -46.3 -50.3 64 4.0 -46.4 300 66 294.8 294.8 279.1 295.2 0.10 16 347 7759 -53.4 -57.4 62 4.0 -53.5 295 68 297.4 297.4 280.3 297.6 0.05 17 300 8680 -60.7 -64.7 59 4.0 -60.7 295 66 299.8 299.8 281.3 299.9 0.02 18 293 8827 -62.1 -66.3 57 4.2 -62.1 296 65 299.8 299.8 281.3 299.9 0.02 19 250 9800 -66.9 -71.0 56 4.1 -66.9 300 60 306.6 306.6 284.1 306.6 0.01 20 240 10044 -68.1 -72.4 54 4.3 -68.1 300 56 308.4 308.4 284.7 308.4 0.01 21 219 10591 -68.1 -72.4 54 4.3 -68.1 295 49 316.6 316.6 287.6 316.6 0.01 22 209 10872 -64.5 -68.8 55 4.3 -64.6 292 45 326.5 326.5 290.7 326.6 0.02 23 200 11140 -64.3 -68.7 55 4.4 -64.3 290 42 330.9 330.9 292.0 331.0 0.02 24 179 11817 -64.5 -68.8 55 4.3 -64.6 288 40 341.3 341.3 294.7 341.4 0.02 25 153 12786 -59.1 -63.7 55 4.6 -59.2 285 38 366.2 366.2 299.9 366.4 0.05 26 150 12910 -59.7 -64.2 56 4.5 -59.8 285 38 367.2 367.2 300.1 367.4 0.05 27 100 15450 -59.9 -64.9 52 5.0 -60.0 265 42 412.0 412.0 306.8 412.3 0.06 28 70 17680 -59.7 -65.7 45 6.0 -59.9 255 54 456.7 456.7 311.5 457.1 0.08 29 53 19415 -59.3 -66.3 40 7.0 -59.7 247 62 495.4 495.4 314.7 496.0 0.10 30 50 19780 -58.1 -65.1 40 7.0 -58.5 245 64 506.6 506.6 315.5 507.3 0.12 31 43 20746 -51.9 -59.9 38 8.0 -52.9 245 79 544.1 544.2 317.9 546.0 0.28 32 39 21378 -52.9 -61.9 33 9.0 -53.9 245 88 557.0 557.1 318.6 558.7 0.24 33 33 22467 -49.1 -59.1 30 10.0 -50.9 245 105 594.4 594.5 320.5 597.3 0.40 34 30 23090 -51.1 -62.1 26 11.0 -52.8 245 114 605.3 605.4 320.9 607.6 0.30 35 29 23311 -51.3 -62.3 26 11.0 -53.0 245 116 610.7 610.8 321.2 613.0 0.30 36 24 24559 -45.3 -59.3 19 14.0 -48.8 245 128 662.1 662.3 323.3 666.5 0.54 37 20 25760 -51.5 -65.5 17 14.0 -54.0 245 139 678.5 678.7 323.8 681.0 0.29 38 18 26440 -53.5 -68.5 14 15.0 -55.9 245 141 693.0 693.1 324.3 694.8 0.21 39 17 26811 -50.5 -66.5 13 16.0 -53.7 245 142 714.0 714.2 325.0 716.6 0.29 40 15 27621 -53.5 -69.5 13 16.0 -56.2 245 145 730.1 730.2 325.4 732.1 0.22 41 12 29064 -50.9 -67.9 12 17.0 -54.9 245 149 787.4 787.6 327.0 790.8 0.34 42 10 30240 -54.9 -71.9 10 17.0 -58.2 245 153 814.6 814.7 327.7 817.0 0.23 43 9.6 30500 -55.7 -72.7 10 17.0 -58.9 821.2 821.3 327.8 823.4 0.21 TRP 240 10044 -68.1 -72.4 54 4.3 -68.1 300 56 308.4 308.4 284.7 308.4 0.01 WND 347 7759 -53.4 -57.4 62 4.0 -53.5 295 68 297.4 297.4 280.3 297.6 0.05 Sounding variables and indices 1000-500 mb thick: 5103.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 73.08 % Est. max temperature: -1.81 C = 28.73 F Sfc-Lift cond lev (LCL): 985.92 mb = 312.78 m = 1026.17 ft T: -18.48 C 700-500 lapse rate: 5.12 C/km ThetaE index: 0.18 C Layer 1016.0-1000.0 mb Conv cond level (CCL): 652.24 mb = 3406.39 m = 11175.68 ft Mean mixing ratio: 0.75 g/kg Conv temperature: 8.64 C = 47.54 F Cap Strength: 21.26 C Lifted Index: 26.02 C Risk: None Lifted Index @300 mb: 28.17 C Lifted Index @700 mb: 17.33 C Showalter Index: 13.54 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 17.60 C K Index: 0.50 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.06 J/kg Max Up Vert Vel: 8.72 m/s Conv Inhibition (B-): 68311.98 J/kg Cap Strength: 25.76 C Lift Cond Lev (LCL): 916.33 mb = 862.21 m = 2828.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 315 at 29 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 1022 44 175 5 -0.4 5.0 | 140 33 -20.7 25.1 1 1000 207 175 11 -1.0 11.0 | 146 38 -21.2 31.1 2 925 791 230 19 14.6 12.2 | 170 33 -5.7 32.3 3 850 1432 265 25 24.9 2.2 | 192 23 4.6 22.3 4 700 2890 280 40 39.4 -6.9 | 235 23 19.1 13.2 5 500 5310 300 54 46.8 -27.0 | 285 27 26.5 -6.9 6 400 6830 300 66 57.2 -33.0 | 289 39 36.9 -12.9 7 347 7759 295 68 61.6 -28.7 | 282 42 41.4 -8.6 8 300 8680 295 66 59.8 -27.9 | 281 40 39.5 -7.8 9 250 9800 300 60 52.0 -30.0 | 287 33 31.7 -9.9 10 240 10044 300 56 48.5 -28.0 | 286 29 28.2 -7.9 11 200 11140 290 42 39.5 -14.4 | 253 20 19.2 5.8 12 150 12910 285 38 36.7 -9.8 | 238 19 16.4 10.3 13 100 15450 265 42 41.8 3.7 | 222 32 21.6 23.8 14 70 17680 255 54 52.2 14.0 | 223 47 31.9 34.1 15 50 19780 245 64 58.0 27.0 | 219 60 37.7 47.2 16 30 23090 245 114 103.3 48.2 | 231 108 83.0 68.3 17 20 25760 245 139 126.0 58.7 | 233 132 105.7 78.9 18 10 30240 245 153 138.7 64.7 | 234 146 118.4 84.8 Wind Parameters Mean winds (0-6000m): 284.8 at 38.1 knts Storm direction: 314.8 at 28.6 knts Shear (0-3000m) pos: 7.3 neg: 0.0 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 98.0 deg Storm rel helicity (0-3000m) pos: 366.7 neg: 0.0 tot: 366.7 m^2/s^2 ave: 122.2 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 8.2 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.17 Bulk Shear: 220.82 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 ------------------------------------------------------------------------------- 500 189 12 150 37| 12.0 0.0 12.0|113.4 0.0 113.4 226.9 0.81| 14.8 12.0 1000 217 15 161 34| 10.3 0.0 10.3|212.0 0.0 212.0 212.0 0.83| 14.2 11.7 1500 236 18 170 31| 9.2 0.0 9.2|263.8 0.0 263.8 175.9 0.80| 13.1 10.4 2000 248 21 178 28| 8.3 0.0 8.3|297.9 0.0 297.9 149.0 0.82| 11.3 9.3 2500 257 23 185 26| 7.8 0.0 7.8|333.3 0.0 333.3 133.3 0.84| 10.3 8.7 3000 263 26 193 24| 7.3 0.0 7.3|366.7 0.0 366.7 122.2 0.86| 9.5 8.2 4000 272 30 207 22| 6.3 0.0 6.3|419.8 0.0 419.8 105.0 0.88| 8.2 7.2 5000 279 34 223 20| 5.7 0.0 5.7|479.1 0.0 479.1 95.8 0.89| 7.5 6.7 6000 285 38 238 20| 5.0 0.3 5.4|507.4 0.0 507.4 84.6 0.85| 7.0 5.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20260105.12.gif