UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010700.upa.cvt Date: 0000Z 7 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:0000Z 7 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 1002 76 -10.7 -14.5 74 3.8 -11.5 260 5 262.3 262.5 261.5 265.7 1.24 1 1000 91 -10.9 -14.5 75 3.6 -11.7 260 5 262.2 262.4 261.5 265.6 1.24 2 925 685 -14.9 -17.8 78 2.9 -15.4 270 7 264.1 264.2 262.4 266.9 1.02 3 918 742 -15.5 -18.3 79 2.8 -16.0 270 7 264.0 264.2 262.3 266.8 0.98 4 850 1323 -15.5 -18.0 81 2.5 -16.0 275 11 269.9 270.1 266.7 273.0 1.09 5 844 1376 -15.5 -18.0 81 2.5 -16.0 275 11 270.5 270.6 267.1 273.6 1.10 6 700 2762 -25.1 -27.4 81 2.3 -25.4 285 21 274.7 274.8 268.9 276.4 0.58 7 611 3736 -32.1 -34.4 80 2.3 -32.3 283 24 277.5 277.6 270.2 278.6 0.34 8 571 4211 -35.1 -37.9 76 2.8 -35.3 282 26 279.4 279.5 271.3 280.2 0.26 9 518 4881 -41.7 -44.8 72 3.1 -41.8 281 28 279.4 279.4 271.0 279.8 0.14 10 500 5120 -42.9 -46.2 70 3.3 -43.0 280 29 280.7 280.8 271.8 281.1 0.12 11 450 5817 -48.3 -51.8 67 3.5 -48.4 280 32 282.5 282.5 272.8 282.8 0.07 12 400 6580 -52.3 -55.8 66 3.5 -52.4 280 36 287.0 287.0 275.2 287.2 0.05 13 334 7733 -57.7 -61.6 61 3.9 -57.8 280 42 294.8 294.8 279.0 294.9 0.03 14 306 8285 -58.5 -62.6 59 4.1 -58.6 280 47 301.2 301.2 281.8 301.3 0.03 15 300 8410 -57.7 -61.8 59 4.1 -57.8 280 48 304.0 304.0 283.1 304.1 0.03 16 250 9580 -54.7 -59.2 57 4.5 -54.8 280 52 324.7 324.8 290.3 325.0 0.05 17 220 10393 -53.7 -58.7 54 5.0 -53.8 277 54 338.4 338.4 294.0 338.6 0.06 18 200 11000 -54.9 -59.9 54 5.0 -55.0 275 56 345.8 345.8 295.7 346.1 0.06 19 150 12840 -55.9 -62.9 41 7.0 -56.1 275 54 373.8 373.8 301.2 374.0 0.05 20 100 15410 -57.5 -67.5 27 10.0 -57.8 270 48 416.6 416.6 307.3 416.9 0.04 21 99 15473 -57.5 -67.5 27 10.0 -57.8 417.8 417.8 307.5 418.1 0.04 TRP 334 7733 -57.7 -61.6 61 3.9 -57.8 280 42 294.8 294.8 279.0 294.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5029.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 78.42 % Est. max temperature: -3.27 C = 26.12 F Sfc-Lift cond lev (LCL): 942.50 mb = 542.22 m = 1778.90 ft T: -13.94 C 700-500 lapse rate: 7.55 C/km ThetaE index: 0.13 C Layer 918.0- 850.0 mb Conv cond level (CCL): 792.53 mb = 1842.48 m = 6044.81 ft Mean mixing ratio: 1.10 g/kg Conv temperature: -1.08 C = 30.06 F Cap Strength: 11.29 C Lifted Index: 11.81 C Risk: None Lifted Index @300 mb: 26.60 C Lifted Index @700 mb: 8.28 C Showalter Index: 6.59 C Risk: None Total Totals Index: 52.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.40 C Cross Totals Index: 24.90 C K Index: 7.10 Risk: None Sweat Index: 117.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.64 J/kg Max Up Vert Vel: 3.91 m/s Conv Inhibition (B-): 20559.46 J/kg Cap Strength: 11.61 C Lift Cond Lev (LCL): 903.96 mb = 858.66 m = 2817.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 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 1002 76 260 5 4.9 0.9 | 148 13 -6.8 10.9 1 1000 91 260 5 4.9 0.9 | 148 13 -6.8 10.9 2 925 685 270 7 7.0 -0.0 | 155 11 -4.7 10.0 3 850 1323 275 11 11.0 -1.0 | 175 9 -0.7 9.1 4 700 2762 285 21 20.3 -5.4 | 242 10 8.6 4.6 5 500 5120 280 29 28.6 -5.0 | 254 18 16.9 5.0 6 400 6580 280 36 35.5 -6.3 | 261 24 23.8 3.8 7 334 7733 280 42 41.4 -7.3 | 265 30 29.7 2.7 8 300 8410 280 48 47.3 -8.3 | 267 36 35.6 1.7 9 250 9580 280 52 51.2 -9.0 | 269 40 39.5 1.0 10 200 11000 275 56 55.8 -4.9 | 263 44 44.1 5.1 11 150 12840 275 54 53.8 -4.7 | 263 42 42.1 5.3 12 100 15410 270 48 48.0 -0.0 | 255 38 36.3 10.0 Wind Parameters Mean winds (0-6000m): 280.6 at 20.5 knts Storm direction: 310.6 at 15.4 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 38.4 neg: 0.0 tot: 38.4 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.25 Bulk Shear: 29.95 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 ------------------------------------------------------------------------------- 500 265 6 151 12| 1.9 0.0 1.9| 3.8 0.0 3.8 7.5 0.64| 1.9 1.2 1000 269 7 155 11| 2.4 0.0 2.4| 10.4 0.0 10.4 10.4 0.75| 2.4 1.8 1500 272 8 161 10| 2.8 0.0 2.8| 17.9 0.0 17.9 12.0 0.82| 2.8 2.3 2000 274 10 168 9| 3.0 0.0 3.0| 25.8 0.0 25.8 12.9 0.88| 3.0 2.6 2500 277 11 178 9| 3.1 0.0 3.1| 33.9 0.0 33.9 13.6 0.90| 3.2 2.8 3000 279 13 188 8| 3.0 0.0 3.0| 38.4 0.0 38.4 12.8 0.87| 3.1 2.7 4000 281 16 208 8| 2.3 0.5 2.7| 42.4 0.0 42.4 10.6 0.79| 2.7 2.2 5000 281 18 223 9| 1.8 0.7 2.5| 45.5 0.0 45.5 9.1 0.71| 2.6 1.8 6000 281 21 234 11| 1.5 1.0 2.5| 55.1 0.0 55.1 9.2 0.66| 2.5 1.7 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260107.00.gif