UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U2543... Searching the city database file for: U2543 ... Date:0000Z 17 OCT 25 Station: U2543 WMO ident: 22543 Latitude: 64.62 Longitude: 40.51 ------------------------------------------------------------------------------- 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 -28 250 3 SFC 996 4 2.2 1.0 92 1.2 1.7 250 3 275.7 276.4 275.0 286.9 4.12 2 988 70 3.0 1.8 92 1.2 2.5 253 5 277.1 277.8 276.2 289.1 4.41 3 925 599 -0.9 -4.1 79 3.2 -2.1 275 19 278.4 278.9 275.0 286.9 3.05 4 892 888 -2.7 -5.0 84 2.3 -3.6 271 21 279.4 279.9 275.5 287.7 2.95 5 850 1270 -4.3 -9.3 68 5.0 -6.0 265 23 281.6 282.0 275.6 288.0 2.22 6 700 2772 -14.1 -23.1 46 9.0 -15.9 270 17 286.9 287.0 276.4 289.5 0.85 7 603 3887 -21.3 -34.3 30 13.0 -23.0 248 27 291.1 291.1 277.7 292.2 0.35 8 500 5240 -31.3 -44.3 27 13.0 -32.2 220 40 294.9 294.9 279.3 295.4 0.15 9 456 5886 -35.7 -47.7 28 12.0 -36.4 218 48 297.2 297.3 280.3 297.6 0.11 10 400 6790 -39.3 -51.3 27 12.0 -39.9 215 60 303.9 303.9 283.1 304.2 0.08 11 324 8217 -45.7 -57.7 25 12.0 -46.1 215 62 314.0 314.0 286.8 314.1 0.05 12 306 8598 -46.6 -58.6 24 12.0 -47.0 215 62 317.9 317.9 288.1 318.1 0.05 13 300 8730 -46.9 -58.9 24 12.0 -47.3 215 62 319.3 319.3 288.5 319.4 0.05 14 250 9930 -48.5 -62.5 18 14.0 -48.9 230 44 334.0 334.0 292.8 334.1 0.03 15 235 10336 -50.3 -64.3 18 14.0 -50.6 235 44 337.2 337.2 293.6 337.3 0.03 16 210 11077 -46.7 -62.7 15 16.0 -47.3 235 34 353.8 353.9 297.5 354.0 0.04 17 200 11400 -48.3 -64.3 14 16.0 -48.8 235 29 356.3 356.3 298.0 356.4 0.03 18 150 13280 -52.9 -71.9 8 19.0 -53.3 250 21 378.9 378.9 302.1 379.0 0.02 19 100 15910 -51.9 -72.9 6 21.0 -52.6 280 13 427.4 427.5 308.6 427.6 0.02 20 70 18190 -56.1 -78.1 5 22.0 -56.8 290 11 464.4 464.4 312.1 464.4 0.01 21 61 19063 -58.3 -80.3 4 22.0 -58.9 286 13 478.1 478.1 313.3 478.2 0.01 22 50 20320 -57.3 -79.3 5 22.0 -58.0 280 17 508.4 508.5 315.5 508.5 0.01 23 49 20447 -57.1 -79.1 5 22.0 -57.9 280 17 511.9 511.9 315.8 512.0 0.02 24 31 23307 -61.5 -82.5 5 21.0 -62.2 271 13 571.6 571.6 319.2 571.7 0.01 25 30 23510 -60.3 -82.3 4 22.0 -61.2 270 13 580.3 580.3 319.7 580.4 0.02 26 26 24404 -57.9 -79.9 4 22.0 -59.2 272 13 611.3 611.3 321.1 611.5 0.03 27 20 26050 -58.7 -79.7 5 21.0 -60.2 275 13 656.5 656.5 322.9 656.8 0.03 28 17 27068 -60.1 -82.1 4 22.0 -61.6 683.2 683.3 323.9 683.5 0.03 29 12 29257 -56.9 -78.9 5 22.0 -59.5 766.1 766.2 326.4 766.8 0.07 30 10 30404 -60.1 -82.1 4 22.0 -62.3 795.2 795.2 327.1 795.6 0.05 TRP 235 10336 -50.3 -64.3 18 14.0 -50.6 235 44 337.2 337.2 293.6 337.3 0.03 WND 306 8598 -46.6 -58.6 24 12.0 -47.0 215 62 317.9 317.9 288.1 318.1 0.05 Sounding variables and indices 1000-500 mb thick: 5268.00 m Freezing level: 939.54 mb = 476.81 m = 1564.32 ft Wetbulb zero: 954.02 mb = 350.75 m = 1150.73 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 50.97 % Est. max temperature: 8.30 C = 46.94 F Sfc-Lift cond lev (LCL): 977.52 mb = 155.21 m = 509.20 ft T: 2.37 C 700-500 lapse rate: 6.97 C/km ThetaE index: 2.25 C Layer 925.0- 892.0 mb Conv cond level (CCL): 895.35 mb = 858.45 m = 2816.41 ft Mean mixing ratio: 3.55 g/kg Conv temperature: 5.86 C = 42.55 F Cap Strength: 4.81 C Lifted Index: 6.59 C Risk: None Lifted Index @300 mb: 22.34 C Lifted Index @700 mb: 2.99 C Showalter Index: 6.41 C Risk: None Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 22.00 C K Index: 8.70 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 1.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.04 J/kg Max Up Vert Vel: 4.01 m/s Conv Inhibition (B-): 63343.65 J/kg Cap Strength: 6.54 C Lift Cond Lev (LCL): 913.89 mb = 695.27 m = 2281.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 20 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 ---------------------------------------------------------- 0 996 4 250 3 2.8 1.0 | 95 17 -16.8 1.5 1 925 599 275 19 18.9 -1.7 | 30 1 -0.7 -1.1 2 850 1270 265 23 22.9 2.0 | 233 4 3.3 2.5 3 700 2772 270 17 17.0 -0.0 | 101 3 -2.6 0.5 4 500 5240 220 40 25.7 30.6 | 191 32 6.1 31.2 5 400 6790 215 60 34.4 49.1 | 197 52 14.8 49.7 6 306 8598 215 62 35.6 50.8 | 197 54 16.0 51.3 7 300 8730 215 62 35.6 50.8 | 197 54 16.0 51.3 8 250 9930 230 44 33.7 28.3 | 206 32 14.1 28.8 9 235 10336 235 44 36.0 25.2 | 213 31 16.4 25.7 10 200 11400 235 29 23.8 16.6 | 194 18 4.2 17.1 11 150 13280 250 21 19.7 7.2 | 181 8 0.1 7.7 12 100 15910 280 13 12.8 -2.3 | 76 7 -6.8 -1.7 13 70 18190 290 11 10.3 -3.8 | 71 10 -9.3 -3.3 14 50 20320 280 17 16.7 -3.0 | 49 4 -2.9 -2.4 15 30 23510 270 13 13.0 -0.0 | 94 7 -6.6 0.5 16 20 26050 275 13 13.0 -1.1 | 85 7 -6.6 -0.6 Wind Parameters Mean winds (0-6000m): 241.5 at 26.1 knts Storm direction: 271.5 at 19.6 knts Shear (0-3000m) pos: 1.7 neg: 1.3 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 71.4 deg Storm rel helicity (0-3000m) pos: 7.5 neg: -4.5 tot: 3.0 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 44.59 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 ------------------------------------------------------------------------------- 500 271 10 92 10| 14.1 0.0 14.1| 6.2 -0.8 5.4 10.8 0.07| 14.4 1.1 1000 272 15 91 5| 7.0 2.6 9.6| 6.2 -2.2 4.0 4.0 -0.18| 10.5 -1.9 1500 269 17 108 2| 4.7 2.0 6.7| 6.2 -2.9 3.3 2.2 -0.19| 8.0 -1.5 2000 268 18 126 2| 3.0 1.5 4.6| 6.2 -3.6 2.7 1.3 -0.22| 6.5 -1.4 2500 268 18 132 2| 2.1 1.2 3.3| 6.2 -4.2 2.0 0.8 -0.27| 5.7 -1.5 3000 268 18 130 2| 1.7 1.3 3.0| 7.5 -4.5 3.0 1.0 -0.18| 5.3 -1.0 4000 263 20 179 3| 1.3 2.5 3.7| 10.0 -5.6 4.3 1.1 -0.08| 5.6 -0.4 5000 252 23 194 8| 1.0 3.3 4.3| 10.0 -32.1 -22.1 -4.4 -0.14| 6.0 -0.8 6000 241 26 195 13| 0.9 3.8 4.7| 31.4 -43.7 -12.3 -2.0 -0.10| 6.2 -0.6 Wrote GIF file: /home/apache/climate/data/raob//U2543/skewt/U2543.skewt.20251017.00.gif