UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for U3472... Searching the city database file for: U3472 ... Date:1200Z 1 MAY 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 1008 41 0.4 -0.2 96 0.6 0.1 155 5 272.9 273.5 272.9 283.0 3.73 1 1000 105 0.6 -2.3 81 2.9 -0.5 155 9 273.8 274.3 272.6 282.5 3.22 2 934 650 -2.1 -3.7 89 1.6 -2.7 212 23 276.4 276.9 274.0 285.0 3.11 3 925 727 -1.3 -2.8 90 1.5 -1.9 220 25 278.0 278.5 275.2 287.3 3.36 4 900 946 -1.1 -2.4 91 1.3 -1.6 226 24 280.4 281.0 276.8 290.3 3.56 5 850 1400 -3.1 -5.0 87 1.9 -3.8 240 21 282.9 283.4 277.5 291.7 3.10 6 700 2908 -13.3 -16.3 78 3.0 -14.1 250 29 287.8 288.0 277.8 292.3 1.53 7 681 3117 -14.3 -17.5 77 3.2 -15.1 251 29 288.9 289.2 278.2 293.2 1.42 8 606 3993 -20.1 -22.9 78 2.8 -20.7 256 32 292.0 292.2 279.1 295.1 1.00 9 500 5390 -30.7 -34.2 71 3.5 -31.1 265 35 295.6 295.7 280.0 297.0 0.42 10 400 6930 -43.1 -47.1 65 4.0 -43.3 260 35 299.0 299.0 281.1 299.5 0.14 11 383 7221 -45.5 -49.5 64 4.0 -45.6 259 35 299.6 299.6 281.3 299.9 0.11 12 306 8684 -55.1 -59.2 60 4.1 -55.2 255 33 305.9 306.0 283.8 306.1 0.04 13 300 8810 -55.5 -59.6 60 4.1 -55.6 255 33 307.1 307.1 284.3 307.3 0.04 14 250 9990 -50.1 -55.1 55 5.0 -50.3 255 27 331.6 331.6 292.2 331.9 0.09 15 246 10095 -49.5 -54.5 56 5.0 -49.7 255 26 334.0 334.0 292.9 334.4 0.09 16 200 11450 -47.7 -55.7 39 8.0 -48.1 255 19 357.2 357.3 298.2 357.7 0.10 17 150 13350 -46.9 -58.9 24 12.0 -47.6 240 19 389.2 389.3 303.8 389.7 0.09 18 148 13439 -46.5 -58.5 24 12.0 -47.2 239 19 391.4 391.5 304.0 391.9 0.10 19 106 15647 -48.9 -62.9 18 14.0 -49.7 219 16 426.1 426.1 308.4 426.5 0.08 20 102 15900 -48.7 -62.7 18 14.0 -49.6 216 15 431.2 431.2 309.0 431.6 0.08 21 100 16030 -48.9 -62.9 18 14.0 -49.8 215 15 433.2 433.3 309.2 433.7 0.08 22 93 16508 -46.7 -60.7 19 14.0 -47.8 213 14 446.7 446.7 310.6 447.3 0.12 23 87 16947 -49.1 -63.1 18 14.0 -50.0 211 13 450.4 450.5 311.0 451.0 0.09 24 75 17919 -49.3 -63.3 18 14.0 -50.4 207 12 469.6 469.6 312.7 470.2 0.10 25 70 18370 -50.3 -64.3 18 14.0 -51.3 205 11 476.8 476.8 313.2 477.3 0.10 26 50 20560 -51.3 -66.3 15 15.0 -52.6 280 5 522.6 522.6 316.5 523.3 0.10 27 44 21388 -52.7 -66.7 17 14.0 -53.9 538.6 538.7 317.5 539.4 0.11 28 37 22511 -51.1 -65.1 17 14.0 -52.7 570.1 570.1 319.2 571.3 0.16 TRP 300 8810 -55.5 -59.6 60 4.1 -55.6 255 33 307.1 307.1 284.3 307.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5285.00 m Freezing level: 985.33 mb = 226.11 m = 741.82 ft Wetbulb zero: 1006.30 mb = 54.66 m = 179.32 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 80.52 % Est. max temperature: 9.98 C = 49.96 F Sfc-Lift cond lev (LCL): 998.55 mb = 116.58 m = 382.47 ft T: 0.54 C 700-500 lapse rate: 7.01 C/km ThetaE index: 0.47 C Layer 1000.0- 934.0 mb Conv cond level (CCL): 822.02 mb = 1659.96 m = 5445.99 ft Mean mixing ratio: 3.24 g/kg Conv temperature: 11.26 C = 52.26 F Cap Strength: 8.01 C Lifted Index: 9.53 C Risk: None Lifted Index @300 mb: 15.91 C Lifted Index @700 mb: 5.96 C Showalter Index: 4.26 C Risk: None Total Totals Index: 53.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 25.70 C K Index: 19.60 Risk: < 20 % chance of thunderstorms Sweat Index: 240.83 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.92 J/kg Max Up Vert Vel: 6.31 m/s Conv Inhibition (B-): 43876.40 J/kg Cap Strength: 9.43 C Lift Cond Lev (LCL): 927.05 mb = 709.38 m = 2327.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 281 at 21 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 1008 41 155 5 -2.1 4.5 | 111 24 -22.7 8.5 1 1000 105 155 9 -3.8 8.2 | 116 27 -24.4 12.1 2 925 727 220 25 16.1 19.2 | 169 24 -4.5 23.1 3 850 1400 240 21 18.2 10.5 | 171 15 -2.4 14.5 4 700 2908 250 29 27.3 9.9 | 206 15 6.7 13.9 5 500 5390 265 35 34.9 3.1 | 244 16 14.3 7.0 6 400 6930 260 35 34.5 6.1 | 234 17 13.9 10.0 7 300 8810 255 33 31.9 8.5 | 222 17 11.3 12.5 8 250 9990 255 27 26.1 7.0 | 207 12 5.5 11.0 9 200 11450 255 19 18.4 4.9 | 166 9 -2.2 8.9 10 150 13350 240 19 16.5 9.5 | 163 14 -4.1 13.5 11 100 16030 215 15 8.6 12.3 | 144 20 -12.0 16.3 12 70 18370 205 11 4.6 10.0 | 131 21 -15.9 13.9 13 50 20560 280 5 4.9 -0.9 | 101 16 -15.6 3.1 Wind Parameters Mean winds (0-6000m): 250.9 at 27.9 knts Storm direction: 280.9 at 20.9 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 97.1 deg Storm rel helicity (0-3000m) pos: 231.9 neg: -0.3 tot: 231.5 m^2/s^2 ave: 77.2 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 6.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.23 Bulk Shear: 86.95 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 ------------------------------------------------------------------------------- 500 185 14 132 26| 17.6 0.0 17.6|133.8 0.0 133.8 267.5 0.93| 20.6 19.1 1000 212 19 151 22| 11.5 0.0 11.5|194.2 0.0 194.2 194.2 0.84| 17.1 14.3 1500 221 20 158 20| 7.5 0.0 7.5|197.5 -0.3 197.2 131.4 0.74| 13.2 9.8 2000 227 21 163 19| 6.4 0.0 6.4|209.0 -0.3 208.6 104.3 0.76| 10.7 8.1 2500 232 22 169 18| 5.7 0.0 5.7|220.8 -0.3 220.5 88.2 0.78| 9.2 7.1 3000 236 23 174 17| 5.2 0.0 5.2|231.9 -0.3 231.5 77.2 0.79| 8.1 6.4 4000 242 25 184 16| 4.3 0.0 4.3|248.1 -0.3 247.8 61.9 0.80| 6.6 5.3 5000 247 26 195 15| 3.7 0.0 3.7|265.3 -0.3 265.0 53.0 0.82| 5.7 4.7 6000 251 28 204 14| 3.2 0.1 3.3|271.1 -5.0 266.1 44.4 0.79| 5.0 3.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250501.12.gif