UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 25 APR 25 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1015 78 2.4 -8.6 44 11.0 -1.3 220 3 274.4 274.7 271.1 279.9 1.96 1 1000 198 2.0 -9.0 44 11.0 -1.7 225 5 275.1 275.5 271.5 280.6 1.93 2 974 409 1.2 -10.8 40 12.0 -2.6 232 8 276.4 276.7 271.9 281.3 1.72 3 946 643 1.4 -12.6 34 14.0 -3.0 239 11 278.9 279.2 273.1 283.4 1.53 4 925 823 0.2 -12.8 37 13.0 -3.8 245 13 279.5 279.8 273.4 284.0 1.54 5 850 1488 -5.9 -12.9 58 7.0 -7.9 255 15 280.0 280.2 273.9 284.8 1.66 6 809 1872 -9.3 -14.1 68 4.8 -10.6 263 20 280.3 280.6 274.0 284.9 1.59 7 776 2194 -9.3 -12.8 76 3.5 -10.3 269 24 283.7 284.0 276.2 289.1 1.84 8 720 2770 -12.5 -14.0 89 1.5 -12.9 281 32 286.3 286.6 277.4 291.6 1.80 9 700 2985 -11.5 -12.9 89 1.4 -11.9 285 35 289.7 290.1 279.4 295.8 2.02 10 683 3173 -11.3 -12.0 95 0.7 -11.5 287 37 292.0 292.4 280.8 298.7 2.23 11 500 5500 -25.5 -31.5 57 6.0 -26.3 310 60 301.9 302.0 282.9 303.8 0.55 12 450 6259 -29.9 -38.9 41 9.0 -30.8 312 64 305.7 305.7 284.1 306.7 0.29 13 400 7090 -35.5 -41.5 54 6.0 -36.0 315 69 308.9 308.9 285.2 309.7 0.25 14 368 7665 -39.5 -44.4 60 4.9 -39.8 315 73 311.0 311.0 285.9 311.7 0.20 15 328 8443 -45.1 -51.1 51 6.0 -45.3 315 79 313.7 313.7 286.8 314.1 0.11 16 304 8944 -50.5 -57.5 43 7.0 -50.7 315 82 313.0 313.0 286.5 313.2 0.05 17 300 9030 -50.7 -57.7 43 7.0 -50.9 315 83 313.9 313.9 286.8 314.1 0.05 18 250 10200 -56.5 -65.5 31 9.0 -56.6 315 85 322.1 322.1 289.4 322.2 0.02 19 234 10619 -59.5 -69.0 28 9.5 -59.6 315 87 323.7 323.7 289.9 323.7 0.02 20 220 11004 -62.3 -72.3 25 10.0 -62.4 315 71 325.1 325.1 290.3 325.2 0.01 21 200 11600 -58.7 -69.7 23 11.0 -58.8 315 54 339.8 339.8 294.3 339.9 0.02 22 169 12672 -52.7 -68.7 13 16.0 -53.1 315 45 366.6 366.6 299.9 366.7 0.02 23 150 13440 -53.5 -72.5 8 19.0 -53.9 315 38 377.9 377.9 301.9 378.0 0.01 24 100 16040 -53.9 -76.9 4 23.0 -54.5 315 25 423.6 423.6 308.2 423.6 0.01 25 86 17012 -53.9 -76.9 4 23.0 -54.6 313 22 442.3 442.3 310.1 442.3 0.01 26 70 18340 -52.9 -75.9 5 23.0 -53.8 310 19 471.2 471.2 312.7 471.3 0.02 27 50 20510 -52.7 -75.7 5 23.0 -53.9 285 13 519.3 519.3 316.2 519.5 0.03 28 30 23800 -50.9 -73.9 5 23.0 -53.2 215 11 605.9 605.9 320.9 606.3 0.06 29 25 24989 -50.7 -74.7 4 24.0 -53.4 195 13 638.9 638.9 322.3 639.4 0.06 30 20 26450 -48.9 -72.9 4 24.0 -52.5 170 15 686.5 686.5 324.0 687.3 0.10 31 12 29838 -44.5 -68.5 5 24.0 -51.3 810.1 810.2 327.5 813.3 0.32 TRP 220 11004 -62.3 -72.3 25 10.0 -62.4 315 71 325.1 325.1 290.3 325.2 0.01 WND 234 10619 -59.5 -69.0 28 9.5 -59.6 315 87 323.7 323.7 289.9 323.7 0.02 Sounding variables and indices 1000-500 mb thick: 5302.00 m Freezing level: 922.54 mb = 844.80 m = 2771.63 ft Wetbulb zero: Below ground Precipitable water: 0.36 inches Sfc-500 mean rel hum: 68.26 % Est. max temperature: 7.93 C = 46.27 F Sfc-Lift cond lev (LCL): 855.03 mb = 1441.59 m = 4729.58 ft T: -5.47 C 700-500 lapse rate: 5.57 C/km Conv cond level (CCL): 605.08 mb = 4077.03 m = 13375.91 ft Mean mixing ratio: 1.69 g/kg Conv temperature: 24.06 C = 75.30 F Cap Strength: 11.30 C Lifted Index: 16.73 C Risk: None Lifted Index @300 mb: 22.52 C Lifted Index @700 mb: 9.57 C Showalter Index: 14.68 C Risk: None Total Totals Index: 32.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 12.60 C K Index: 5.30 Risk: None Sweat Index: 90.00 Risk: None Energy Index: 3.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.40 J/kg Max Up Vert Vel: 6.69 m/s Conv Inhibition (B-): 68786.66 J/kg Cap Strength: 16.59 C Lift Cond Lev (LCL): 794.01 mb = 2016.95 m = 6617.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 26 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 1015 78 220 3 1.9 2.3 | 151 27 -13.2 23.7 1 1000 198 225 5 3.5 3.5 | 155 28 -11.6 25.0 2 925 823 245 13 11.8 5.5 | 173 27 -3.4 26.9 3 850 1488 255 15 14.5 3.9 | 178 25 -0.7 25.3 4 700 2985 285 35 33.8 -9.1 | 236 22 18.6 12.4 5 500 5500 310 60 46.0 -38.6 | 299 35 30.8 -17.1 6 400 7090 315 69 48.8 -48.8 | 309 43 33.6 -27.3 7 300 9030 315 83 58.7 -58.7 | 311 57 43.5 -37.2 8 250 10200 315 85 60.1 -60.1 | 311 59 44.9 -38.7 9 234 10619 315 87 61.5 -61.5 | 311 61 46.4 -40.1 10 220 11004 315 71 50.2 -50.2 | 309 45 35.0 -28.8 11 200 11600 315 54 38.2 -38.2 | 306 28 23.0 -16.7 12 150 13440 315 38 26.9 -26.9 | 295 13 11.7 -5.4 13 100 16040 315 25 17.7 -17.7 | 214 5 2.5 3.8 14 70 18340 310 19 14.6 -12.2 | 176 9 -0.6 9.2 15 50 20510 285 13 12.6 -3.4 | 172 18 -2.6 18.1 16 30 23800 215 11 6.3 9.0 | 164 32 -8.8 30.5 17 20 26450 170 15 -2.6 14.8 | 154 40 -17.8 36.2 Wind Parameters Mean winds (0-6000m): 294.7 at 35.0 knts Storm direction: 324.7 at 26.3 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 250.1 neg: 0.0 tot: 250.1 m^2/s^2 ave: 83.4 10^-3 m/s^2 rel: 0.98 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 6.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.16 Bulk Shear: 140.31 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 ------------------------------------------------------------------------------- 500 232 7 159 27| 7.3 0.0 7.3| 51.8 0.0 51.8 103.7 0.99| 7.4 7.3 1000 241 10 165 27| 5.8 0.0 5.8| 84.1 0.0 84.1 84.1 0.98| 6.1 5.9 1500 246 11 169 26| 4.8 0.0 4.8|103.5 0.0 103.5 69.0 0.96| 5.2 5.0 2000 252 13 174 26| 5.4 0.0 5.4|151.7 0.0 151.7 75.9 0.97| 5.8 5.6 2500 260 16 181 24| 5.8 0.0 5.8|201.4 0.0 201.4 80.6 0.97| 6.3 6.1 3000 268 19 189 22| 6.0 0.0 6.0|250.1 0.0 250.1 83.4 0.98| 6.7 6.5 4000 278 24 206 20| 5.8 0.0 5.8|324.7 0.0 324.7 81.2 0.97| 6.6 6.4 5000 287 30 226 18| 5.7 0.0 5.7|415.6 0.0 415.6 83.1 0.96| 6.6 6.3 6000 295 35 248 18| 5.4 0.0 5.4|485.0 0.0 485.0 80.8 0.93| 6.4 5.9 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20250425.00.gif