UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for U7713... Searching the city database file for: U7713 ... Date:1200Z 29 DEC 25 Station: U7713 WMO ident: 27713 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -39 SFC 971 194 -2.7 -6.7 74 4.0 -4.0 0 0 272.7 273.1 270.7 279.3 2.38 2 925 575 -7.1 -9.5 83 2.4 -7.8 205 3 272.0 272.4 269.7 277.6 2.01 3 864 1103 -10.7 -12.4 87 1.7 -11.2 177 5 273.7 273.9 270.2 278.4 1.70 4 850 1229 -11.1 -12.7 88 1.6 -11.5 170 5 274.5 274.8 270.7 279.3 1.69 5 835 1366 -11.9 -13.5 88 1.6 -12.3 175 5 275.1 275.3 270.9 279.6 1.61 6 800 1693 -12.5 -14.2 87 1.7 -12.9 187 6 277.8 278.1 272.5 282.4 1.59 7 700 2702 -18.1 -21.0 78 2.9 -18.7 225 7 282.4 282.6 274.3 285.5 1.02 8 500 5150 -31.3 -34.3 75 3.0 -31.6 235 7 294.9 295.0 279.7 296.3 0.42 9 476 5498 -33.5 -36.5 74 3.0 -33.8 227 10 296.3 296.4 280.3 297.5 0.35 10 421 6351 -40.3 -43.6 71 3.3 -40.5 208 16 298.2 298.3 280.8 298.9 0.19 11 400 6700 -42.3 -45.6 70 3.3 -42.5 200 19 300.0 300.0 281.5 300.6 0.16 12 390 6870 -43.3 -46.8 68 3.5 -43.5 199 19 300.9 300.9 281.9 301.4 0.15 13 304 8487 -57.9 -62.0 59 4.1 -57.9 190 23 302.6 302.6 282.5 302.7 0.03 14 300 8570 -58.3 -62.4 59 4.1 -58.3 190 23 303.2 303.2 282.7 303.3 0.03 15 260 9460 -64.3 -68.4 57 4.1 -64.3 195 23 307.0 307.0 284.2 307.1 0.01 16 251 9676 -64.3 -68.5 56 4.2 -64.3 204 21 310.1 310.1 285.4 310.2 0.02 17 250 9700 -63.7 -67.9 56 4.2 -63.7 205 21 311.4 311.4 285.8 311.4 0.02 18 229 10240 -59.5 -63.8 57 4.3 -59.6 229 19 325.7 325.7 290.5 325.8 0.03 19 210 10783 -56.7 -61.2 57 4.5 -56.8 252 16 338.2 338.2 293.9 338.4 0.05 20 208 10843 -56.5 -61.0 57 4.5 -56.6 254 16 339.5 339.5 294.3 339.7 0.05 21 200 11090 -57.5 -62.2 55 4.7 -57.6 265 15 341.7 341.7 294.8 341.9 0.04 22 191 11380 -58.5 -63.3 54 4.8 -58.6 268 16 344.6 344.6 295.4 344.8 0.04 23 171 12079 -55.9 -60.9 53 5.0 -56.1 276 18 360.0 360.0 298.8 360.3 0.06 24 150 12910 -56.7 -62.7 47 6.0 -56.9 285 21 372.4 372.4 301.0 372.6 0.06 25 102 15354 -56.1 -64.1 36 8.0 -56.4 290 27 417.0 417.0 307.4 417.3 0.07 26 100 15480 -56.5 -64.5 36 8.0 -56.8 290 27 418.6 418.6 307.6 418.9 0.07 27 74 17366 -60.3 -69.3 30 9.0 -60.6 277 30 448.2 448.2 310.7 448.5 0.05 28 70 17710 -61.1 -70.1 29 9.0 -61.4 275 31 453.7 453.7 311.2 453.9 0.04 29 66 18076 -61.9 -71.9 25 10.0 -62.1 275 36 459.6 459.6 311.8 459.8 0.04 30 50 19790 -63.7 -73.7 24 10.0 -64.0 275 58 493.4 493.4 314.5 493.6 0.04 31 42 20857 -63.7 -73.7 24 10.0 -64.0 273 64 518.6 518.6 316.2 518.9 0.04 32 37 21627 -67.3 -77.3 23 10.0 -67.5 272 69 528.5 528.5 316.8 528.7 0.03 33 33 22320 -64.7 -74.7 24 10.0 -65.1 271 73 553.0 553.0 318.3 553.3 0.05 34 30 22900 -65.1 -75.1 24 10.0 -65.5 270 77 567.2 567.2 319.0 567.5 0.05 35 27 23538 -66.9 -76.9 23 10.0 -67.2 267 80 579.5 579.5 319.6 579.7 0.04 36 24 24252 -65.1 -75.1 24 10.0 -65.5 264 84 604.5 604.6 320.8 605.0 0.06 37 21 25058 -68.7 -78.7 22 10.0 -69.1 261 88 617.2 617.2 321.4 617.5 0.04 38 20 25350 -68.9 -78.9 22 10.0 -69.2 260 89 625.3 625.3 321.7 625.6 0.04 39 17 26318 -70.7 -80.7 21 10.0 -71.1 649.2 649.3 322.7 649.5 0.03 40 13 27915 -69.1 -79.1 22 10.0 -69.6 706.6 706.6 324.7 707.1 0.06 41 12 28390 -71.7 -81.7 21 10.0 -72.1 713.7 713.7 324.8 714.1 0.04 TRP 260 9460 -64.3 -68.4 57 4.1 -64.3 195 23 307.0 307.0 284.2 307.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5189.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 79.96 % Est. max temperature: 0.70 C = 33.25 F Sfc-Lift cond lev (LCL): 911.75 mb = 686.77 m = 2253.15 ft T: -7.86 C 700-500 lapse rate: 5.39 C/km ThetaE index: 1.68 C Layer 925.0- 864.0 mb Conv cond level (CCL): 872.10 mb = 1031.13 m = 3382.93 ft Mean mixing ratio: 2.02 g/kg Conv temperature: -2.01 C = 28.39 F Cap Strength: 5.93 C Lifted Index: 14.03 C Risk: None Lifted Index @300 mb: 17.73 C Lifted Index @700 mb: 5.93 C Showalter Index: 13.15 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 18.60 C K Index: 4.60 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.78 J/kg Max Up Vert Vel: 2.36 m/s Conv Inhibition (B-): 61456.61 J/kg Cap Strength: 13.88 C Lift Cond Lev (LCL): 883.26 mb = 932.69 m = 3059.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 248 at 5 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 ---------------------------------------------------------- 0 971 194 0 0 -0.0 -0.0 | 68 5 -4.8 -1.9 1 925 575 205 3 1.3 2.7 | 103 4 -3.5 0.8 2 850 1229 170 5 -0.9 4.9 | 118 6 -5.6 3.0 3 700 2702 225 7 4.9 4.9 | 183 3 0.2 3.1 4 500 5150 235 7 5.7 4.0 | 204 2 1.0 2.1 5 400 6700 200 19 6.5 17.9 | 186 16 1.7 16.0 6 300 8570 190 23 4.0 22.7 | 178 21 -0.8 20.8 7 260 9460 195 23 6.0 22.2 | 183 20 1.2 20.3 8 250 9700 205 21 8.9 19.0 | 193 18 4.1 17.1 9 200 11090 265 15 14.9 1.3 | 273 10 10.2 -0.6 10 150 12910 285 21 20.3 -5.4 | 295 17 15.5 -7.3 11 100 15480 290 27 25.4 -9.2 | 298 23 20.6 -11.1 12 70 17710 275 31 30.9 -2.7 | 280 27 26.1 -4.6 13 50 19790 275 58 57.8 -5.1 | 277 53 53.0 -6.9 14 30 22900 270 77 77.0 -0.0 | 272 72 72.2 -1.9 15 20 25350 260 89 87.6 15.5 | 261 84 82.9 13.6 Wind Parameters Mean winds (0-6000m): 218.3 at 6.8 knts Storm direction: 248.3 at 5.1 knts Shear (0-3000m) pos: 1.0 neg: 0.8 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 118.6 deg Storm rel helicity (0-3000m) pos: 9.9 neg: -1.3 tot: 8.6 m^2/s^2 ave: 2.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 2.5 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 3.35 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 ------------------------------------------------------------------------------- 500 204 2 88 4| 0.0 3.5 3.5| 2.6 -1.3 1.3 2.6 0.37| 5.8 2.1 1000 188 3 104 4| 0.0 2.5 2.5| 3.4 -1.3 2.2 2.2 0.34| 4.2 1.4 1500 184 4 112 5| 0.5 1.7 2.2| 5.7 -1.3 4.4 3.0 0.43| 3.4 1.4 2000 189 4 120 5| 0.9 1.3 2.2| 7.9 -1.3 6.6 3.3 0.50| 3.0 1.5 2500 198 5 129 4| 1.2 1.0 2.2| 9.7 -1.3 8.4 3.4 0.55| 2.9 1.6 3000 204 5 137 4| 1.0 0.8 1.8| 9.9 -1.3 8.6 2.9 0.56| 2.5 1.4 4000 213 6 149 3| 0.8 0.6 1.4| 10.2 -1.3 8.9 2.2 0.57| 1.9 1.1 5000 218 6 158 3| 0.7 0.5 1.2| 10.5 -1.3 9.2 1.8 0.57| 1.6 0.9 6000 218 7 171 4| 0.6 1.2 1.7| 10.5 -5.1 5.4 0.9 0.30| 2.1 0.6 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251229.12.gif