UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 20 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 1003 39 -16.3 -18.2 85 1.9 -16.6 95 3 256.6 256.8 256.4 259.1 0.91 1 1000 62 -15.3 -19.3 71 4.0 -16.0 95 3 257.9 258.0 257.2 260.1 0.83 2 968 309 -12.1 -15.7 75 3.6 -12.9 139 11 263.5 263.7 262.2 266.7 1.16 3 925 655 -14.3 -18.1 73 3.8 -15.0 200 23 264.7 264.8 262.8 267.4 0.99 4 872 1099 -18.1 -21.1 77 3.0 -18.6 197 19 265.2 265.4 262.9 267.5 0.81 5 860 1203 -16.5 -19.3 79 2.8 -17.0 196 18 268.0 268.1 265.1 270.7 0.96 6 850 1291 -16.7 -19.4 80 2.7 -17.2 195 17 268.7 268.8 265.6 271.4 0.97 7 845 1335 -16.9 -19.6 80 2.7 -17.4 196 17 268.9 269.1 265.7 271.6 0.96 8 820 1560 -17.5 -20.9 75 3.4 -18.1 200 16 270.6 270.7 266.8 273.1 0.88 9 779 1944 -16.9 -22.9 60 6.0 -18.0 206 13 275.2 275.4 269.6 277.5 0.78 10 700 2741 -20.1 -32.1 33 12.0 -21.7 220 9 280.2 280.3 271.9 281.4 0.37 11 694 2805 -19.9 -32.9 30 13.0 -21.5 224 9 281.1 281.2 272.4 282.2 0.35 12 660 3177 -21.3 -37.3 22 16.0 -23.1 250 8 283.6 283.7 273.7 284.4 0.23 13 580 4118 -27.5 -35.5 46 8.0 -28.3 315 6 287.1 287.1 275.7 288.1 0.32 14 560 4370 -28.9 -36.9 46 8.0 -29.7 333 5 288.3 288.4 276.3 289.2 0.29 15 500 5170 -35.5 -45.5 35 10.0 -36.1 30 3 289.8 289.8 276.7 290.2 0.13 16 406 6581 -46.5 -56.5 31 10.0 -46.7 343 16 293.3 293.3 278.4 293.5 0.04 17 400 6680 -46.1 -57.1 28 11.0 -46.4 340 17 295.1 295.1 279.2 295.2 0.04 18 398 6713 -46.1 -57.1 28 11.0 -46.4 340 17 295.5 295.5 279.4 295.7 0.04 19 368 7233 -48.5 -58.5 30 10.0 -48.7 340 25 299.0 299.0 281.0 299.1 0.04 20 362 7342 -47.9 -57.9 31 10.0 -48.1 340 27 301.2 301.2 281.9 301.4 0.04 21 328 7989 -51.3 -61.3 29 10.0 -51.5 340 36 305.2 305.2 283.5 305.3 0.03 22 304 8484 -51.3 -61.3 29 10.0 -51.5 340 39 311.9 311.9 286.0 312.0 0.03 23 300 8570 -51.5 -61.5 29 10.0 -51.7 340 40 312.8 312.8 286.4 312.9 0.03 24 250 9760 -48.5 -60.5 24 12.0 -48.8 345 17 334.0 334.0 292.8 334.1 0.04 25 208 10971 -46.5 -60.5 19 14.0 -47.0 320 14 355.1 355.1 297.8 355.4 0.05 26 200 11230 -46.9 -61.9 16 15.0 -47.5 315 13 358.5 358.5 298.4 358.7 0.05 27 150 13130 -48.7 -65.7 12 17.0 -49.4 285 7 386.2 386.2 303.2 386.3 0.04 28 100 15800 -48.1 -68.1 8 20.0 -49.1 245 5 434.8 434.8 309.4 435.0 0.04 29 70 18150 -49.1 -70.1 7 21.0 -50.4 190 13 479.3 479.4 313.4 479.6 0.04 30 51 20221 -50.5 -72.5 6 22.0 -52.0 171 15 521.5 521.5 316.4 521.8 0.04 31 50 20350 -50.5 -72.5 6 22.0 -52.1 170 15 524.5 524.5 316.6 524.7 0.04 32 43 21329 -52.7 -74.7 5 22.0 -54.1 542.2 542.2 317.6 542.4 0.04 33 38 22133 -49.5 -71.5 6 22.0 -51.6 569.8 569.9 319.2 570.3 0.06 34 34 22861 -49.7 -72.7 5 23.0 -52.0 587.7 587.8 320.0 588.2 0.06 35 31 23462 -52.5 -74.5 5 22.0 -54.4 595.9 595.9 320.5 596.3 0.05 TRP 328 7989 -51.3 -61.3 29 10.0 -51.5 340 36 305.2 305.2 283.5 305.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5108.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 51.53 % Est. max temperature: -4.48 C = 23.94 F Sfc-Lift cond lev (LCL): 972.36 mb = 274.95 m = 902.05 ft T: -12.54 C 700-500 lapse rate: 6.34 C/km ThetaE index: 0.00 C Layer 1003.0- 1.0 mb Conv cond level (CCL): 652.03 mb = 3265.05 m = 10711.98 ft Mean mixing ratio: 1.02 g/kg Conv temperature: 11.06 C = 51.90 F Cap Strength: 19.30 C Lifted Index: 19.79 C Risk: None Lifted Index @300 mb: 33.27 C Lifted Index @700 mb: 13.86 C Showalter Index: 15.28 C Risk: None Total Totals Index: 34.90 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 16.10 C K Index: -12.60 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 4.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.71 J/kg Max Up Vert Vel: 7.31 m/s Conv Inhibition (B-): 51476.45 J/kg Cap Strength: 19.74 C Lift Cond Lev (LCL): 897.11 mb = 885.47 m = 2905.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 at 7 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 1003 39 95 3 -3.0 0.3 | 67 10 -9.2 -3.8 1 1000 62 95 3 -3.0 0.3 | 67 10 -9.2 -3.8 2 925 655 200 23 7.9 21.6 | 185 18 1.7 17.5 3 850 1291 195 17 4.4 16.4 | 172 12 -1.8 12.3 4 700 2741 220 9 5.8 6.9 | 171 3 -0.4 2.8 5 500 5170 30 3 -1.5 -2.6 | 49 10 -7.7 -6.7 6 400 6680 340 17 5.8 -16.0 | 1 20 -0.4 -20.1 7 328 7989 340 36 12.3 -33.8 | 351 38 6.1 -37.9 8 300 8570 340 40 13.7 -37.6 | 350 42 7.5 -41.7 9 250 9760 345 17 4.4 -16.4 | 5 21 -1.8 -20.5 10 200 11230 315 13 9.2 -9.2 | 347 14 3.0 -13.3 11 150 13130 285 7 6.8 -1.8 | 355 6 0.6 -5.9 12 100 15800 245 5 4.5 2.1 | 40 3 -1.7 -2.0 13 70 18150 190 13 2.3 12.8 | 156 10 -3.9 8.7 14 50 20350 170 15 -2.6 14.8 | 140 14 -8.8 10.7 Wind Parameters Mean winds (0-6000m): 206.5 at 9.9 knts Storm direction: 236.5 at 7.4 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): -152.8 deg Storm rel helicity (0-3000m) pos: 120.0 neg: -12.0 tot: 107.9 m^2/s^2 ave: 36.0 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 4.77 Bulk Shear: 5.60 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 ------------------------------------------------------------------------------- 500 170 11 129 10| 19.6 0.0 19.6| 81.7 0.0 81.7 163.4 0.94| 24.1 22.7 1000 196 16 170 11| 10.4 0.0 10.4|116.0 -6.8 109.1 109.1 0.82| 17.7 14.6 1500 196 16 172 12| 5.7 0.0 5.7|117.3 -11.5 105.8 70.5 0.71| 13.3 9.4 2000 198 16 173 11| 3.7 0.0 3.7|118.9 -11.5 107.4 53.7 0.67| 10.8 7.2 2500 199 15 173 10| 2.5 0.0 2.5|119.1 -11.7 107.3 42.9 0.62| 9.3 5.8 3000 201 14 173 9| 1.9 0.0 1.9|120.0 -12.0 107.9 36.0 0.60| 8.6 5.2 4000 207 12 175 7| 1.1 0.0 1.1|126.3 -12.0 114.3 28.6 0.60| 7.6 4.6 5000 204 11 162 6| 0.4 0.0 0.4|140.3 -12.0 128.3 25.7 0.63| 6.7 4.2 6000 207 10 160 5| 0.3 0.7 1.0|141.6 -34.2 107.4 17.9 0.48| 6.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250420.00.gif