UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 16 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 ------------------------------------------------------------------------------- 0 1000 -35 SFC 990 44 -5.5 -7.6 85 2.1 -6.1 150 7 268.4 268.8 267.5 274.3 2.18 2 925 573 -9.1 -12.5 76 3.4 -10.0 170 33 270.0 270.3 267.6 274.4 1.58 3 898 801 -10.5 -13.6 78 3.1 -11.3 182 32 270.9 271.1 268.0 275.0 1.49 4 854 1187 -11.7 -14.5 80 2.8 -12.4 203 31 273.5 273.8 269.7 277.6 1.45 5 850 1223 -11.5 -14.2 80 2.7 -12.2 205 31 274.1 274.3 270.1 278.3 1.50 6 700 2691 -18.7 -21.7 77 3.0 -19.3 225 29 281.8 281.9 273.8 284.7 0.96 7 647 3275 -20.9 -23.7 78 2.8 -21.4 239 35 285.7 285.9 275.8 288.4 0.87 8 506 5055 -30.3 -33.2 76 2.9 -30.6 283 55 295.1 295.2 279.8 296.6 0.46 9 500 5140 -30.9 -33.7 76 2.8 -31.2 285 56 295.4 295.4 279.9 296.8 0.44 10 400 6690 -43.1 -45.9 74 2.8 -43.2 290 66 299.0 299.0 281.1 299.5 0.16 11 337 7826 -51.1 -54.0 71 2.9 -51.2 293 72 303.1 303.1 282.7 303.3 0.07 12 307 8431 -52.4 -55.4 69 3.1 -52.5 295 75 309.5 309.5 285.2 309.7 0.07 13 300 8580 -52.7 -55.8 69 3.1 -52.8 300 75 311.1 311.1 285.8 311.3 0.07 14 294 8710 -53.1 -56.3 68 3.2 -53.2 301 73 312.3 312.3 286.2 312.5 0.06 15 262 9455 -50.1 -53.6 66 3.5 -50.2 304 61 327.2 327.2 291.0 327.6 0.10 16 250 9760 -49.7 -53.4 65 3.7 -49.8 305 56 332.2 332.2 292.4 332.6 0.11 17 200 11220 -47.7 -52.5 58 4.8 -48.0 300 48 357.2 357.3 298.2 357.9 0.15 18 156 12869 -45.7 -52.7 45 7.0 -46.2 304 39 386.9 387.0 303.5 387.8 0.18 19 150 13130 -45.7 -52.7 45 7.0 -46.2 305 38 391.3 391.4 304.1 392.2 0.19 20 100 15830 -45.7 -57.7 25 12.0 -46.8 295 25 439.4 439.5 309.9 440.3 0.16 21 92 16385 -46.1 -59.1 22 13.0 -47.3 295 24 449.2 449.3 310.8 450.0 0.14 22 70 18200 -46.5 -62.5 15 16.0 -48.0 295 21 484.9 484.9 313.9 485.6 0.12 23 54 19913 -46.7 -63.7 13 17.0 -48.6 310 24 521.8 521.8 316.5 522.7 0.13 24 50 20420 -47.3 -65.3 11 18.0 -49.3 315 25 532.0 532.0 317.1 532.8 0.12 25 45 21113 -48.9 -66.9 11 18.0 -50.8 318 25 544.4 544.4 317.8 545.1 0.10 26 39 22058 -45.9 -64.9 10 19.0 -48.6 322 24 574.7 574.8 319.5 575.9 0.16 27 34 22961 -50.1 -69.1 9 19.0 -52.2 326 23 586.7 586.7 320.0 587.4 0.10 28 33 23156 -50.5 -69.5 9 19.0 -52.6 327 23 590.6 590.7 320.2 591.4 0.10 29 30 23780 -48.1 -58.1 31 10.0 -50.2 330 23 613.5 613.7 321.4 617.3 0.50 30 29 24004 -47.5 -67.5 8 20.0 -50.5 621.1 621.2 321.6 622.3 0.15 31 23 25530 -49.3 -69.3 8 20.0 -52.4 658.4 658.5 323.0 659.6 0.15 TRP 307 8431 -52.7 -55.8 69 3.1 -52.8 295 75 309.0 309.0 285.0 309.3 0.06 WND 307 8431 -52.4 -55.4 69 3.1 -52.5 295 75 309.5 309.5 285.2 309.7 0.07 Sounding variables and indices 1000-500 mb thick: 5175.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 78.06 % Est. max temperature: 0.63 C = 33.13 F Sfc-Lift cond lev (LCL): 957.49 mb = 303.99 m = 997.33 ft T: -7.27 C 700-500 lapse rate: 4.98 C/km ThetaE index: 0.00 C Layer 990.0- -0.0 mb Conv cond level (CCL): 822.75 mb = 1469.33 m = 4820.58 ft Mean mixing ratio: 1.75 g/kg Conv temperature: 1.45 C = 34.61 F Cap Strength: 17.20 C Lifted Index: 17.36 C Risk: None Lifted Index @300 mb: 25.91 C Lifted Index @700 mb: 8.17 C Showalter Index: 14.31 C Risk: None Total Totals Index: 36.10 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 16.70 C K Index: 2.20 Risk: None Sweat Index: 266.10 Risk: None Energy Index: 3.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.73 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 56924.58 J/kg Cap Strength: 17.09 C Lift Cond Lev (LCL): 897.69 mb = 804.15 m = 2638.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 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 ---------------------------------------------------------- 0 990 44 150 7 -3.5 6.1 | 110 34 -32.2 12.0 1 925 573 170 33 -5.7 32.5 | 138 52 -34.4 38.5 2 850 1223 205 31 13.1 28.1 | 155 37 -15.6 34.1 3 700 2691 225 29 20.5 20.5 | 163 28 -8.1 26.5 4 500 5140 285 56 54.1 -14.5 | 289 27 25.4 -8.5 5 400 6690 290 66 62.0 -22.6 | 296 37 33.4 -16.6 6 307 8431 295 75 68.0 -31.7 | 303 47 39.3 -25.7 7 300 8580 300 75 65.0 -37.5 | 311 48 36.3 -31.5 8 250 9760 305 56 45.9 -32.1 | 327 31 17.2 -26.2 9 200 11220 300 48 41.6 -24.0 | 324 22 12.9 -18.0 10 150 13130 305 38 31.1 -21.8 | 351 16 2.5 -15.8 11 100 15830 295 25 22.7 -10.6 | 52 8 -6.0 -4.6 12 70 18200 295 21 19.0 -8.9 | 73 10 -9.6 -2.9 13 50 20420 315 25 17.7 -17.7 | 43 16 -11.0 -11.7 14 30 23780 330 23 11.5 -19.9 | 51 22 -17.2 -14.0 Wind Parameters Mean winds (0-6000m): 251.7 at 39.0 knts Storm direction: 281.7 at 29.3 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 64.6 deg Storm rel helicity (0-3000m) pos: 476.5 neg: 0.0 tot: 476.5 m^2/s^2 ave: 158.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 7.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.04 Bulk Shear: 234.96 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 ------------------------------------------------------------------------------- 500 166 19 127 41| 25.8 0.0 25.8|220.9 0.0 220.9 441.9 0.76| 26.2 20.0 1000 176 26 136 44| 13.9 0.0 13.9|365.8 0.0 365.8 365.8 0.76| 20.9 16.0 1500 186 28 142 42| 9.5 0.0 9.5|410.1 0.0 410.1 273.4 0.73| 16.6 12.1 2000 194 28 147 40| 7.2 0.0 7.2|424.0 0.0 424.0 212.0 0.71| 13.4 9.5 2500 199 28 150 38| 5.8 0.0 5.8|434.1 0.0 434.1 173.6 0.69| 11.4 7.9 3000 204 29 152 36| 5.6 0.0 5.6|476.5 0.0 476.5 158.8 0.71| 10.7 7.6 4000 218 31 163 32| 6.0 0.0 6.0|591.0 0.0 591.0 147.7 0.77| 10.6 8.1 5000 237 35 181 25| 6.2 0.0 6.2|725.6 0.0 725.6 145.1 0.81| 10.9 8.9 6000 252 39 205 20| 5.8 0.0 5.8|761.1 0.0 761.1 126.8 0.79| 9.9 7.8 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250416.00.gif