UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 10 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1024 44 14.0 8.0 67 6.0 10.7 190 7 285.2 286.4 282.8 303.5 6.58 1 700 3086 -14.3 -59.3 1 45.0 -17.9 255 19 286.6 286.7 274.9 286.7 0.02 2 621 3987 -17.3 -56.3 2 39.0 -20.4 275 21 293.2 293.2 278.3 293.3 0.03 3 598 4268 -19.7 -25.7 59 6.0 -20.8 281 22 293.6 293.7 279.6 296.1 0.79 4 585 4431 -21.3 -25.5 69 4.2 -22.1 284 22 293.6 293.7 279.6 296.2 0.82 5 500 5570 -28.7 -33.3 65 4.6 -29.3 310 25 298.0 298.1 281.1 299.6 0.46 6 439 6495 -35.1 -41.1 54 6.0 -35.5 316 30 301.2 301.3 282.2 302.1 0.24 7 400 7140 -40.3 -47.3 47 7.0 -40.6 320 33 302.6 302.6 282.6 303.1 0.13 8 334 8340 -50.9 -57.9 43 7.0 -51.1 314 36 304.1 304.1 283.1 304.3 0.05 9 300 9030 -56.1 -65.1 31 9.0 -56.2 310 38 306.3 306.3 284.0 306.3 0.02 10 250 10160 -65.5 -75.5 24 10.0 -65.5 310 42 308.7 308.7 284.8 308.7 0.01 11 217 11005 -71.7 -81.7 21 10.0 -71.7 300 52 311.8 311.8 286.0 311.9 0.00 12 200 11490 -67.9 -75.9 31 8.0 -67.9 300 46 325.2 325.2 290.3 325.3 0.01 13 169 12512 -64.1 -75.1 21 11.0 -64.2 297 47 347.6 347.6 296.1 347.6 0.01 14 150 13240 -65.9 -77.9 17 12.0 -66.0 295 48 356.6 356.6 298.0 356.6 0.01 15 103 15495 -71.3 -94.3 2 23.0 -71.3 300 50 386.7 386.7 303.3 386.7 0.00 16 100 15670 -71.3 -97.3 1 26.0 -71.3 300 50 390.0 390.0 303.8 390.0 0.00 17 74 17452 -71.8 -97.8 1 26.0 -71.9 295 64 424.0 424.0 308.2 424.0 0.00 18 70 17780 -71.9 -97.9 1 26.0 -72.0 290 52 430.6 430.6 308.9 430.6 0.00 19 61 18589 -71.3 -97.3 1 26.0 -71.4 286 53 449.2 449.2 310.8 449.2 0.00 20 50 19750 -74.7 -99.7 1 25.0 -74.8 280 54 467.5 467.5 312.4 467.5 0.00 21 43 20623 -76.3 -101.3 1 25.0 -76.4 484.1 484.1 313.8 484.1 0.00 TRP 217 11005 -71.7 -81.7 21 10.0 -71.7 300 52 311.8 311.8 286.0 311.9 0.00 WND 74 17452 -71.8 -97.8 1 26.0 -71.9 295 64 424.0 424.0 308.2 424.0 0.00 Sounding variables and indices 1000-500 mb thick: 5336.11 m Freezing level: 863.72 mb = 1549.00 m = 5081.95 ft Wetbulb zero: 902.69 mb = 1052.51 m = 3453.09 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 36.48 % Est. max temperature: 14.98 C = 58.96 F Sfc-Lift cond lev (LCL): 935.60 mb = 766.17 m = 2513.64 ft T: 7.28 C 700-500 lapse rate: 5.80 C/km ThetaE index: 16.84 C Layer 700.0- 621.0 mb Conv cond level (CCL): 700.00 mb = 3086.00 m = 10124.55 ft Mean mixing ratio: 9.61 g/kg Conv temperature: 40.21 C = 104.38 F Cap Strength: 0.23 C Lifted Index: -7.33 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.44 C Lifted Index @700 mb: -10.92 C Showalter Index: 8.90 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 28.84 C Cross Totals Index: 3.75 C K Index: -41.10 Risk: None Sweat Index: 50.75 Risk: None Energy Index: 2.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2513.46 J/kg Max Up Vert Vel: 70.90 m/s Conv Inhibition (B-): 92.81 J/kg Cap Strength: 1.49 C Lift Cond Lev (LCL): 1021.73 mb = 62.02 m = 203.48 ft Lev Free Conv (LFC): 1006.73 mb = 180.29 m = 591.49 ft Equ Level (EL): 216.73 mb = 11012.99 m = 36131.42 ft B at Equ Level: 2495.29 J/kg Max Parcel Lev (MPL): 136.73 mb = 13795.87 m = 45261.47 ft Wind level data Storm motion: 296 at 16 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 1024 44 190 7 1.2 6.9 | 136 19 -13.3 13.9 1 1000 345 205 19 8.0 17.2 | 165 25 -6.5 24.2 2 925 943 235 23 18.8 13.2 | 192 21 4.3 20.2 3 850 1597 240 21 18.2 10.5 | 192 18 3.7 17.5 4 700 3086 255 19 18.4 4.9 | 198 13 3.9 11.9 5 500 5570 310 25 19.2 -16.1 | 333 10 4.7 -9.1 6 400 7140 320 33 21.2 -25.3 | 340 19 6.7 -18.3 7 300 9030 310 38 29.1 -24.4 | 320 23 14.6 -17.4 8 250 10160 310 42 32.2 -27.0 | 319 27 17.7 -20.0 9 217 11005 300 52 45.0 -26.0 | 302 36 30.5 -19.0 10 200 11490 300 46 39.8 -23.0 | 302 30 25.3 -16.0 11 150 13240 295 48 43.5 -20.3 | 295 32 29.0 -13.3 12 100 15670 300 50 43.3 -25.0 | 302 34 28.8 -18.0 13 74 17452 295 64 58.0 -27.0 | 295 48 43.5 -20.0 14 70 17780 290 52 48.9 -17.8 | 287 36 34.4 -10.8 15 50 19750 280 54 53.2 -9.4 | 274 39 38.7 -2.4 Wind Parameters Mean winds (0-6000m): 265.8 at 21.5 knts Storm direction: 295.8 at 16.1 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 61.5 deg Storm rel helicity (0-3000m) pos: 136.7 neg: -0.4 tot: 136.4 m^2/s^2 ave: 45.5 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.0 10^-3/s Energy-Hel index: 2.09 Bulk Rich Number: 51.47 Bulk Shear: 48.84 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 ------------------------------------------------------------------------------- 500 207 16 162 23| 14.7 0.0 14.7| 86.8 0.0 86.8 173.6 0.90| 16.6 14.9 1000 220 20 175 22| 9.5 0.0 9.5|130.2 0.0 130.2 130.2 0.89| 12.7 11.3 1500 227 20 181 21| 6.0 0.0 6.0|130.3 -0.4 129.9 86.6 0.82| 9.2 7.5 2000 231 20 184 20| 4.4 0.0 4.4|132.9 -0.4 132.6 66.3 0.78| 7.4 5.8 2500 234 20 186 19| 3.6 0.0 3.6|135.2 -0.4 134.8 53.9 0.75| 6.3 4.7 3000 237 20 188 18| 3.0 0.0 3.0|136.7 -0.4 136.4 45.5 0.72| 5.6 4.0 4000 244 20 193 16| 2.8 0.0 2.8|154.2 -0.4 153.9 38.5 0.74| 5.2 3.8 5000 254 21 203 14| 2.8 0.0 2.8|171.2 -0.4 170.8 34.2 0.78| 5.1 4.0 6000 266 21 219 11| 2.7 0.0 2.7|182.6 -0.4 182.3 30.4 0.76| 4.9 3.7 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251210.12.gif