UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for U6298... Searching the city database file for: U6298 ... Date:1200Z 17 APR 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 171 140 3 SFC 998 188 11.8 8.7 81 3.1 10.1 140 3 285.1 286.3 283.3 304.8 7.08 2 959 519 8.2 5.4 82 2.8 6.8 182 11 284.7 285.8 281.8 301.1 5.87 3 925 816 7.0 4.8 86 2.2 5.9 220 19 286.5 287.5 282.5 302.9 5.83 4 850 1513 5.8 3.3 84 2.5 4.5 260 17 292.2 293.2 284.8 308.7 5.71 5 835 1659 5.2 2.5 83 2.7 3.8 260 18 293.1 294.1 284.9 309.0 5.49 6 700 3082 -2.5 -6.3 75 3.8 -4.1 255 25 299.7 300.3 285.4 310.1 3.41 7 511 5507 -16.5 -21.5 65 5.0 -17.8 246 19 311.0 311.2 287.2 315.4 1.34 8 500 5670 -18.1 -24.1 59 6.0 -19.5 245 19 311.0 311.2 286.9 314.6 1.09 9 400 7290 -30.5 -35.5 62 5.0 -31.1 260 21 315.3 315.4 287.8 317.0 0.46 10 358 8071 -35.7 -41.7 54 6.0 -36.2 258 22 318.5 318.6 288.6 319.5 0.27 11 340 8427 -39.9 -46.9 47 7.0 -40.4 257 22 317.6 317.6 288.1 318.2 0.16 12 300 9270 -46.7 -53.7 45 7.0 -47.0 255 23 319.5 319.5 288.7 319.9 0.09 13 264 10109 -53.9 -60.9 42 7.0 -54.1 259 22 320.9 320.9 289.0 321.1 0.04 14 250 10460 -54.5 -61.5 42 7.0 -54.6 260 21 325.0 325.0 290.3 325.2 0.04 15 239 10747 -55.5 -63.5 36 8.0 -55.6 260 23 327.7 327.8 291.1 327.9 0.03 16 200 11880 -55.5 -63.5 36 8.0 -55.6 300 23 344.9 344.9 295.5 345.0 0.04 17 160 13320 -51.1 -63.1 23 12.0 -51.5 300 28 375.0 375.0 301.5 375.3 0.05 18 150 13740 -51.9 -63.9 22 12.0 -52.3 300 29 380.6 380.7 302.4 380.9 0.05 19 100 16340 -55.9 -72.9 10 17.0 -56.3 315 25 419.7 419.7 307.7 419.8 0.02 20 70 18620 -53.3 -72.3 8 19.0 -54.1 320 19 470.4 470.4 312.7 470.5 0.03 21 50 20790 -51.7 -72.7 6 21.0 -53.1 345 7 521.6 521.7 316.4 521.9 0.04 22 30 24110 -49.9 -73.9 4 24.0 -52.4 65 13 608.6 608.6 321.0 609.0 0.06 23 27 24799 -49.7 -74.7 4 25.0 -52.5 627.8 627.8 321.8 628.2 0.06 TRP 239 10747 -55.5 -63.5 36 8.0 -55.6 260 23 327.7 327.8 291.1 327.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5499.00 m Freezing level: 743.83 mb = 2619.95 m = 8595.54 ft Wetbulb zero: 769.66 mb = 2316.41 m = 7599.68 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 75.69 % Est. max temperature: 19.02 C = 66.23 F Sfc-Lift cond lev (LCL): 952.36 mb = 576.01 m = 1889.78 ft T: 7.97 C 700-500 lapse rate: 6.03 C/km ThetaE index: 3.69 C Layer 959.0- 925.0 mb Conv cond level (CCL): 799.14 mb = 2013.11 m = 6604.62 ft Mean mixing ratio: 6.07 g/kg Conv temperature: 21.42 C = 70.56 F Cap Strength: 9.14 C Lifted Index: 8.86 C Risk: None Lifted Index @300 mb: 11.93 C Lifted Index @700 mb: 5.27 C Showalter Index: 5.02 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.40 C K Index: 23.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 92.60 Risk: None Energy Index: 1.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.53 J/kg Max Up Vert Vel: 5.20 m/s Conv Inhibition (B-): 41735.57 J/kg Cap Strength: 9.11 C Lift Cond Lev (LCL): 910.32 mb = 947.86 m = 3109.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 15 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 ---------------------------------------------------------- 0 998 188 140 3 -1.9 2.3 | 106 17 -16.7 4.7 1 925 816 220 19 12.2 14.6 | 171 17 -2.6 16.9 2 850 1513 260 17 16.7 3.0 | 200 6 2.0 5.3 3 700 3082 255 25 24.1 6.5 | 227 13 9.4 8.9 4 500 5670 245 19 17.2 8.0 | 193 11 2.4 10.4 5 400 7290 260 21 20.7 3.6 | 224 8 5.9 6.0 6 300 9270 255 23 22.2 6.0 | 222 11 7.4 8.3 7 250 10460 260 21 20.7 3.6 | 224 8 5.9 6.0 8 239 10747 260 23 22.7 4.0 | 231 10 7.9 6.4 9 200 11880 300 23 19.9 -11.5 | 331 10 5.1 -9.1 10 150 13740 300 29 25.1 -14.5 | 320 16 10.3 -12.1 11 100 16340 315 25 17.7 -17.7 | 349 16 2.9 -15.3 12 70 18620 320 19 12.2 -14.6 | 12 12 -2.6 -12.2 13 50 20790 345 7 1.8 -6.8 | 71 14 -13.0 -4.4 14 30 24110 65 13 -11.8 -5.5 | 83 27 -26.6 -3.1 Wind Parameters Mean winds (0-6000m): 249.2 at 20.0 knts Storm direction: 279.2 at 15.0 knts Shear (0-3000m) pos: 3.4 neg: 1.2 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 119.7 deg Storm rel helicity (0-3000m) pos: 133.4 neg: -0.9 tot: 132.5 m^2/s^2 ave: 44.2 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 5.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.53 Bulk Shear: 25.69 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 ------------------------------------------------------------------------------- 500 211 9 136 14| 15.1 0.0 15.1| 81.5 0.0 81.5 162.9 0.96| 17.2 16.5 1000 221 14 156 14| 9.6 0.0 9.6|120.4 0.0 120.4 120.4 0.85| 15.1 12.9 1500 234 15 166 12| 6.7 0.0 6.7|126.3 0.0 126.3 84.2 0.78| 12.2 9.5 2000 241 16 176 10| 5.0 0.7 5.7|129.1 0.0 129.1 64.6 0.76| 9.9 7.5 2500 246 17 185 9| 4.0 1.1 5.1|131.7 0.0 131.7 52.7 0.74| 8.4 6.2 3000 248 18 194 10| 3.4 1.2 4.6|133.4 -0.9 132.5 44.2 0.71| 7.4 5.2 4000 249 20 201 10| 2.5 0.7 3.2|133.4 -9.3 124.1 31.0 0.61| 5.9 3.6 5000 250 20 203 10| 2.0 0.5 2.5|133.4 -17.1 116.3 23.3 0.52| 5.0 2.6 6000 249 20 202 10| 1.8 0.4 2.2|137.4 -20.6 116.8 19.5 0.50| 4.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20250417.12.gif