UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 10 JAN 26 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 1005 75 -22.9 -41.9 16 19.0 -24.1 310 5 249.9 249.9 248.8 250.2 0.10 1 1000 112 -23.1 -42.1 16 19.0 -24.2 310 7 250.1 250.1 248.9 250.3 0.09 2 948 501 -25.5 -42.5 19 17.0 -26.5 303 10 251.5 251.5 250.1 251.7 0.10 3 925 679 -23.7 -40.7 19 17.0 -24.8 300 11 255.1 255.1 253.3 255.4 0.12 4 871 1119 -19.5 -35.5 23 16.0 -21.1 300 17 263.9 263.9 260.6 264.5 0.21 5 850 1300 -16.5 -32.5 24 16.0 -18.4 300 19 268.9 268.9 264.4 269.7 0.29 6 742 2320 -20.1 -35.1 25 15.0 -21.8 297 30 275.6 275.6 268.9 276.4 0.26 7 700 2753 -22.1 -38.1 22 16.0 -23.7 295 35 278.0 278.0 270.3 278.7 0.20 8 639 3416 -26.3 -42.3 21 16.0 -27.5 295 40 280.6 280.6 271.8 281.1 0.14 9 589 4004 -26.3 -42.3 21 16.0 -27.6 295 45 287.2 287.2 275.5 287.7 0.16 10 500 5170 -32.9 -48.9 19 16.0 -33.8 295 54 292.9 292.9 278.3 293.2 0.09 11 466 5661 -35.3 -51.3 18 16.0 -36.1 293 59 295.9 295.9 279.6 296.2 0.07 12 428 6244 -41.3 -56.3 18 15.0 -41.8 292 66 295.5 295.5 279.4 295.7 0.04 13 400 6700 -43.5 -57.5 20 14.0 -43.9 290 71 298.5 298.5 280.7 298.6 0.04 14 323 8107 -52.1 -66.1 17 14.0 -52.3 290 90 305.4 305.4 283.6 305.5 0.02 15 318 8208 -52.9 -66.7 17 13.8 -53.1 290 91 305.6 305.6 283.7 305.7 0.02 16 300 8580 -55.9 -68.9 18 13.0 -56.1 290 89 306.6 306.6 284.0 306.6 0.01 17 297 8644 -56.3 -69.3 18 13.0 -56.4 290 89 306.9 306.9 284.1 306.9 0.01 18 250 9740 -58.1 -71.1 17 13.0 -58.2 290 85 319.7 319.7 288.6 319.7 0.01 19 200 11140 -58.3 -71.3 17 13.0 -58.5 295 79 340.4 340.4 294.4 340.5 0.01 20 150 12940 -61.5 -74.5 16 13.0 -61.6 300 75 364.1 364.1 299.5 364.2 0.01 21 130 13825 -63.5 -76.5 16 13.0 -63.6 300 73 375.8 375.8 301.6 375.8 0.01 22 100 15440 -63.5 -77.5 13 14.0 -63.7 300 69 405.0 405.0 305.9 405.1 0.01 23 92 15952 -63.5 -77.5 13 14.0 -63.7 299 68 414.8 414.8 307.1 414.9 0.01 24 70 17620 -66.5 -80.5 12 14.0 -66.7 295 66 442.1 442.1 310.1 442.2 0.01 25 50 19660 -65.5 -79.5 13 14.0 -65.8 295 62 489.1 489.1 314.2 489.2 0.01 26 38 21336 -63.7 -78.7 11 15.0 -64.1 533.7 533.7 317.2 533.8 0.02 TRP 297 8644 -56.3 -69.3 18 13.0 -56.4 290 89 306.9 306.9 284.1 306.9 0.01 WND 318 8208 -52.9 -66.7 17 13.8 -53.1 290 91 305.6 305.6 283.7 305.7 0.02 Sounding variables and indices 1000-500 mb thick: 5058.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 21.28 % Est. max temperature: -5.11 C = 22.80 F Sfc-Lift cond lev (LCL): 728.72 mb = 2454.53 m = 8052.81 ft T: -20.72 C 700-500 lapse rate: 4.47 C/km Conv cond level (CCL): 331.35 mb = 7939.18 m = 26046.88 ft Mean mixing ratio: 0.11 g/kg Conv temperature: 31.86 C = 89.35 F Cap Strength: 29.61 C Lifted Index: 32.88 C Risk: None Lifted Index @300 mb: 38.06 C Lifted Index @700 mb: 23.00 C Showalter Index: 19.17 C Risk: None Total Totals Index: 16.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 0.40 C K Index: -32.10 Risk: None Sweat Index: 92.00 Risk: None Energy Index: 4.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.83 J/kg Max Up Vert Vel: 7.85 m/s Conv Inhibition (B-): 47889.26 J/kg Cap Strength: 32.55 C Lift Cond Lev (LCL): 709.38 mb = 2654.15 m = 8707.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 27 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 1005 75 310 5 3.8 -3.2 | 149 22 -11.5 19.0 1 1000 112 310 7 5.4 -4.5 | 151 20 -10.0 17.7 2 925 679 300 11 9.5 -5.5 | 161 18 -5.8 16.7 3 850 1300 300 19 16.5 -9.5 | 185 13 1.1 12.7 4 700 2753 295 35 31.7 -14.8 | 246 18 16.4 7.4 5 500 5170 295 54 48.9 -22.8 | 271 34 33.6 -0.6 6 400 6700 290 71 66.7 -24.3 | 272 51 51.4 -2.1 7 318 8208 290 91 85.5 -31.1 | 277 71 70.2 -8.9 8 300 8580 290 89 83.6 -30.4 | 277 69 68.3 -8.2 9 297 8644 290 89 83.6 -30.4 | 277 69 68.3 -8.2 10 250 9740 290 85 79.9 -29.1 | 276 65 64.5 -6.9 11 200 11140 295 79 71.6 -33.4 | 281 57 56.3 -11.2 12 150 12940 300 75 65.0 -37.5 | 287 52 49.6 -15.3 13 100 15440 300 69 59.8 -34.5 | 285 46 44.4 -12.3 14 70 17620 295 66 59.8 -27.9 | 277 45 44.5 -5.7 15 50 19660 295 62 56.2 -26.2 | 276 41 40.8 -4.0 Wind Parameters Mean winds (0-6000m): 295.3 at 36.0 knts Storm direction: 325.3 at 27.0 knts Shear (0-3000m) pos: 0.0 neg: 5.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 102.5 deg Storm rel helicity (0-3000m) pos: 104.9 neg: 0.0 tot: 104.9 m^2/s^2 ave: 35.0 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 101.56 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 ------------------------------------------------------------------------------- 500 305 8 154 19| 0.0 5.5 5.5| 17.0 0.0 17.0 34.1 0.60| 5.6 3.4 1000 302 11 159 18| 0.0 5.8 5.8| 36.1 0.0 36.1 36.1 0.68| 5.9 4.0 1500 301 13 166 16| 0.0 5.9 5.9| 54.7 0.0 54.7 36.5 0.76| 5.9 4.5 2000 300 16 175 14| 0.0 5.8 5.8| 72.5 0.0 72.5 36.2 0.81| 5.9 4.8 2500 299 19 186 13| 0.0 5.8 5.8| 89.8 0.0 89.8 35.9 0.81| 5.9 4.8 3000 298 22 197 13| 0.0 5.6 5.6|104.9 0.0 104.9 35.0 0.80| 5.7 4.5 4000 297 26 219 13| 0.0 5.2 5.2|133.3 0.0 133.3 33.3 0.76| 5.3 4.0 5000 296 31 237 15| 0.0 5.0 5.0|161.6 0.0 161.6 32.3 0.71| 5.0 3.6 6000 295 36 248 18| 0.0 5.1 5.1|173.0 0.0 173.0 28.8 0.60| 5.1 3.1 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260110.12.gif