UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110412.upa.cvt Date: 1200Z 4 NOV 25 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 4 NOV 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 1013 77 -10.3 -12.5 84 2.2 -10.8 190 5 261.9 262.1 261.6 265.8 1.44 1 1000 176 -10.7 -12.9 84 2.2 -11.2 195 5 262.5 262.7 261.9 266.3 1.41 2 974 375 -11.9 -14.3 82 2.4 -12.5 198 6 263.2 263.4 262.3 266.7 1.29 3 954 533 -9.1 -10.5 90 1.4 -9.5 201 6 267.6 267.9 266.4 272.5 1.80 4 925 769 -9.1 -11.0 86 1.9 -9.6 205 7 270.0 270.3 268.0 274.9 1.78 5 899 993 -9.1 -11.0 86 1.9 -9.6 208 8 272.2 272.5 269.5 277.3 1.83 6 850 1432 -10.7 -12.6 86 1.9 -11.2 215 11 274.9 275.2 271.0 279.8 1.71 7 804 1859 -11.9 -13.8 86 1.9 -12.4 219 13 278.1 278.3 272.8 282.8 1.63 8 700 2906 -17.9 -19.9 84 2.0 -18.3 230 17 282.7 282.9 274.6 286.0 1.12 9 569 4418 -29.1 -31.7 78 2.6 -29.4 242 22 286.8 286.8 275.7 288.3 0.47 10 500 5330 -34.9 -42.9 44 8.0 -35.4 250 25 290.5 290.5 277.2 291.1 0.17 11 463 5862 -38.7 -48.7 34 10.0 -39.2 250 26 292.2 292.2 277.9 292.6 0.10 12 400 6850 -46.5 -56.5 31 10.0 -46.7 250 27 294.6 294.6 279.0 294.7 0.05 13 391 7000 -47.9 -57.9 31 10.0 -48.1 251 27 294.6 294.7 279.0 294.8 0.04 14 305 8596 -56.9 -65.9 31 9.0 -57.0 260 27 303.7 303.7 282.9 303.8 0.02 15 300 8700 -56.7 -65.7 31 9.0 -56.8 260 27 305.4 305.4 283.6 305.5 0.02 16 250 9870 -56.1 -65.1 31 9.0 -56.2 285 25 322.7 322.7 289.6 322.8 0.02 17 214 10859 -55.1 -65.1 28 10.0 -55.3 292 25 338.9 338.9 294.1 339.0 0.03 18 200 11290 -55.3 -65.3 28 10.0 -55.5 295 25 345.2 345.2 295.6 345.3 0.03 19 150 13120 -58.3 -70.3 20 12.0 -58.5 295 21 369.6 369.6 300.5 369.7 0.02 20 100 15660 -61.1 -74.1 16 13.0 -61.3 300 23 409.7 409.7 306.5 409.8 0.02 21 94 16044 -60.9 -74.9 14 14.0 -61.2 417.4 417.4 307.4 417.5 0.02 22 76 17362 -62.3 -76.3 14 14.0 -62.6 440.6 440.6 310.0 440.7 0.02 TRP 305 8596 -56.9 -65.9 31 9.0 -57.0 260 27 303.7 303.7 282.9 303.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5154.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 79.76 % Est. max temperature: 2.06 C = 35.71 F Sfc-Lift cond lev (LCL): 977.77 mb = 346.22 m = 1135.87 ft T: -11.72 C 700-500 lapse rate: 7.01 C/km ThetaE index: 0.00 C Layer 1013.0-272008302207532160516096.0 mb Conv cond level (CCL): 976.44 mb = 356.55 m = 1169.78 ft Mean mixing ratio: 1.59 g/kg Conv temperature: -9.03 C = 15.75 F Cap Strength: 14.36 C Lifted Index: 16.70 C Risk: None Lifted Index @300 mb: 24.90 C Lifted Index @700 mb: 12.31 C Showalter Index: 9.20 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.20 C Cross Totals Index: 22.30 C K Index: 9.60 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.33 J/kg Max Up Vert Vel: 9.09 m/s Conv Inhibition (B-): 25249.05 J/kg Cap Strength: 16.61 C Lift Cond Lev (LCL): 932.91 mb = 703.92 m = 2309.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 at 13 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 1013 77 190 5 0.9 4.9 | 110 13 -11.8 4.2 1 1000 176 195 5 1.3 4.8 | 110 12 -11.4 4.1 2 925 769 205 7 3.0 6.3 | 120 11 -9.7 5.6 3 850 1432 215 11 6.3 9.0 | 142 10 -6.4 8.3 4 700 2906 230 17 13.0 10.9 | 182 10 0.3 10.2 5 500 5330 250 25 23.5 8.6 | 234 13 10.8 7.8 6 400 6850 250 27 25.4 9.2 | 236 15 12.7 8.5 7 305 8596 260 27 26.6 4.7 | 254 14 13.9 4.0 8 300 8700 260 27 26.6 4.7 | 254 14 13.9 4.0 9 250 9870 285 25 24.1 -6.5 | 302 14 11.5 -7.2 10 200 11290 295 25 22.7 -10.6 | 319 15 10.0 -11.3 11 150 13120 295 21 19.0 -8.9 | 327 12 6.3 -9.6 12 100 15660 300 23 19.9 -11.5 | 329 14 7.2 -12.2 Wind Parameters Mean winds (0-6000m): 236.7 at 16.9 knts Storm direction: 266.7 at 12.7 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 76.3 deg Storm rel helicity (0-3000m) pos: 39.6 neg: 0.0 tot: 39.6 m^2/s^2 ave: 13.2 10^-3 m/s^2 rel: 0.96 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.82 Bulk Shear: 22.75 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 ------------------------------------------------------------------------------- 500 198 6 112 12| 1.8 0.0 1.8| 4.6 0.0 4.6 9.1 0.75| 2.0 1.5 1000 203 6 117 11| 2.3 0.0 2.3| 12.2 0.0 12.2 12.2 0.87| 2.4 2.1 1500 208 8 124 11| 2.6 0.0 2.6| 20.5 0.0 20.5 13.7 0.92| 2.6 2.4 2000 212 9 131 11| 2.5 0.0 2.5| 26.8 0.0 26.8 13.4 0.94| 2.6 2.4 2500 216 10 138 10| 2.5 0.0 2.5| 33.2 0.0 33.2 13.3 0.95| 2.5 2.4 3000 219 11 145 10| 2.4 0.0 2.4| 39.6 0.0 39.6 13.2 0.96| 2.5 2.4 4000 225 13 159 9| 2.3 0.0 2.3| 51.4 0.0 51.4 12.9 0.96| 2.4 2.4 5000 232 15 175 9| 2.3 0.0 2.3| 65.1 0.0 65.1 13.0 0.96| 2.4 2.3 6000 237 17 190 9| 2.0 0.1 2.0| 69.8 0.0 69.8 11.6 0.93| 2.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20251104.12.gif