UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for U7713... Searching the city database file for: U7713 ... Date:1200Z 21 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 98 SFC 988 195 1.0 -1.0 86 2.0 0.2 270 3 275.1 275.7 273.9 284.9 3.59 2 969 350 -1.5 -4.2 82 2.7 -2.5 269 6 274.1 274.6 272.3 282.0 2.89 3 932 659 -3.1 -5.4 84 2.3 -3.9 266 12 275.5 276.0 272.9 283.1 2.74 4 925 719 -2.1 -4.3 85 2.2 -2.9 265 13 277.2 277.7 274.3 285.5 3.00 5 918 779 -2.3 -4.4 85 2.1 -3.1 266 13 277.6 278.1 274.5 285.9 3.00 6 853 1357 -6.5 -8.8 84 2.3 -7.2 275 15 279.1 279.4 274.3 285.6 2.30 7 851 1376 -5.5 -7.9 83 2.4 -6.3 275 15 280.3 280.7 275.3 287.3 2.47 8 850 1385 -5.5 -7.9 83 2.4 -6.3 275 15 280.4 280.8 275.3 287.4 2.48 9 838 1497 -5.1 -8.5 77 3.4 -6.2 274 15 281.9 282.4 276.0 288.8 2.40 10 786 1999 -5.7 -13.7 53 8.0 -8.1 267 17 286.5 286.8 277.4 291.5 1.69 11 700 2898 -10.9 -24.9 31 14.0 -13.9 255 19 290.4 290.5 278.0 292.7 0.72 12 692 2986 -11.1 -26.1 28 15.0 -14.2 255 19 291.1 291.3 278.3 293.2 0.66 13 688 3031 -11.5 -27.5 25 16.0 -14.6 255 19 291.2 291.3 278.2 293.0 0.58 14 548 4735 -24.1 -46.1 11 22.0 -26.0 255 25 295.8 295.8 279.6 296.2 0.11 15 538 4870 -24.1 -46.1 11 22.0 -26.1 255 25 297.4 297.4 280.3 297.8 0.11 16 500 5400 -28.7 -47.7 14 19.0 -30.1 255 27 298.0 298.1 280.6 298.4 0.10 17 445 6217 -36.1 -51.1 20 15.0 -36.8 252 38 298.8 298.8 281.0 299.1 0.08 18 414 6714 -37.3 -52.3 20 15.0 -38.0 251 45 303.5 303.5 282.9 303.8 0.07 19 400 6950 -38.7 -53.7 19 15.0 -39.4 250 48 304.7 304.7 283.4 304.9 0.06 20 371 7464 -42.7 -58.7 16 16.0 -43.2 247 55 306.0 306.0 283.8 306.2 0.04 21 339 8072 -45.3 -62.3 13 17.0 -45.7 244 63 310.5 310.5 285.5 310.6 0.03 22 304 8793 -50.5 -66.6 13 16.1 -50.7 240 73 313.0 313.0 286.4 313.1 0.02 23 300 8880 -51.1 -67.1 13 16.0 -51.4 240 73 313.3 313.3 286.5 313.4 0.02 24 269 9577 -56.7 -72.7 12 16.0 -56.9 235 69 315.1 315.1 287.1 315.1 0.01 25 264 9695 -55.7 -71.7 12 16.0 -55.9 238 69 318.3 318.3 288.2 318.3 0.01 26 250 10040 -56.5 -72.5 12 16.0 -56.7 245 68 322.1 322.1 289.4 322.1 0.01 27 214 11020 -58.1 -74.1 11 16.0 -58.3 245 53 334.2 334.2 292.9 334.3 0.01 28 211 11109 -55.5 -71.5 12 16.0 -55.7 245 51 339.6 339.6 294.3 339.7 0.01 29 200 11450 -54.9 -70.9 12 16.0 -55.2 245 46 345.8 345.8 295.7 345.9 0.01 30 178 12194 -54.3 -70.3 12 16.0 -54.6 257 42 358.5 358.5 298.4 358.6 0.02 31 160 12871 -57.1 -73.1 11 16.0 -57.3 268 38 364.9 364.9 299.7 365.0 0.01 32 150 13280 -55.7 -71.7 12 16.0 -56.0 275 36 374.1 374.1 301.3 374.2 0.02 33 140 13720 -54.5 -71.5 11 17.0 -54.9 274 36 383.7 383.7 302.8 383.8 0.02 34 100 15840 -61.5 -78.5 9 17.0 -61.7 270 38 408.9 408.9 306.4 408.9 0.01 35 70 18030 -65.7 -81.7 9 16.0 -65.9 290 50 443.8 443.8 310.3 443.9 0.01 36 53 19696 -71.1 -87.1 8 16.0 -71.2 278 48 468.1 468.1 312.5 468.1 0.00 37 50 20040 -71.7 -87.7 7 16.0 -71.8 275 48 474.5 474.5 313.0 474.5 0.00 38 47 20406 -70.3 -86.3 8 16.0 -70.5 277 49 486.4 486.4 314.0 486.4 0.00 39 30 23040 -75.5 -90.5 8 15.0 -75.6 295 60 538.8 538.8 317.5 538.8 0.00 40 28 23439 -76.3 -92.3 6 16.0 -76.4 547.3 547.3 317.9 547.3 0.00 TRP 269 9577 -56.7 -72.7 12 16.0 -56.9 235 69 315.1 315.1 287.1 315.1 0.01 WND 304 8793 -50.5 -66.6 13 16.1 -50.7 240 73 313.0 313.0 286.4 313.1 0.02 Sounding variables and indices 1000-500 mb thick: 5302.00 m Freezing level: 980.40 mb = 257.09 m = 843.47 ft Wetbulb zero: 986.62 mb = 206.15 m = 676.32 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 42.00 % Est. max temperature: 7.83 C = 46.09 F Sfc-Lift cond lev (LCL): 957.62 mb = 443.97 m = 1456.59 ft T: -1.99 C 700-500 lapse rate: 7.11 C/km ThetaE index: 2.88 C Layer 969.0- 932.0 mb Conv cond level (CCL): 867.22 mb = 1227.27 m = 4026.43 ft Mean mixing ratio: 2.91 g/kg Conv temperature: 4.61 C = 40.30 F Cap Strength: 11.97 C Lifted Index: 12.03 C Risk: None Lifted Index @300 mb: 20.72 C Lifted Index @700 mb: 8.77 C Showalter Index: 9.48 C Risk: None Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 20.80 C K Index: 1.30 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.23 J/kg Max Up Vert Vel: 6.52 m/s Conv Inhibition (B-): 39461.77 J/kg Cap Strength: 12.02 C Lift Cond Lev (LCL): 903.40 mb = 905.48 m = 2970.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 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 ---------------------------------------------------------- 0 988 195 270 3 3.0 -0.0 | 112 13 -11.7 4.8 1 925 719 265 13 13.0 1.1 | 163 6 -1.7 5.9 2 850 1385 275 15 14.9 -1.3 | 184 3 0.2 3.4 3 700 2898 255 19 18.4 4.9 | 201 10 3.7 9.7 4 500 5400 255 27 26.1 7.0 | 224 16 11.4 11.7 5 400 6950 250 48 45.1 16.4 | 235 37 30.4 21.2 6 304 8793 240 73 63.2 36.5 | 230 64 48.5 41.3 7 300 8880 240 73 63.2 36.5 | 230 64 48.5 41.3 8 269 9577 235 69 56.5 39.6 | 223 61 41.8 44.3 9 250 10040 245 68 61.6 28.7 | 234 58 46.9 33.5 10 200 11450 245 46 41.7 19.4 | 228 36 27.0 24.2 11 150 13280 275 36 35.9 -3.1 | 266 21 21.2 1.6 12 100 15840 270 38 38.0 -0.0 | 258 24 23.3 4.8 13 70 18030 290 50 47.0 -17.1 | 291 35 32.3 -12.4 14 50 20040 275 48 47.8 -4.2 | 269 33 33.1 0.6 15 30 23040 295 60 54.4 -25.4 | 297 45 39.7 -20.6 Wind Parameters Mean winds (0-6000m): 257.9 at 20.6 knts Storm direction: 287.9 at 15.4 knts Shear (0-3000m) pos: 0.4 neg: 2.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 92.7 deg Storm rel helicity (0-3000m) pos: 21.3 neg: -0.2 tot: 21.1 m^2/s^2 ave: 7.0 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.96 Bulk Shear: 22.21 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 ------------------------------------------------------------------------------- 500 266 8 127 9| 0.0 9.8 9.8| 14.5 0.0 14.5 29.0 0.69| 9.9 6.8 1000 268 11 142 7| 1.3 4.9 6.2| 16.8 0.0 16.8 16.8 0.67| 6.3 4.2 1500 270 12 152 5| 0.9 3.8 4.6| 18.0 0.0 18.0 12.0 0.65| 5.0 3.2 2000 269 13 164 5| 0.6 3.2 3.9| 18.9 0.0 18.9 9.5 0.60| 4.3 2.6 2500 267 14 174 6| 0.5 2.9 3.4| 19.2 -0.0 19.1 7.7 0.53| 3.9 2.1 3000 264 15 182 6| 0.4 2.7 3.1| 21.3 -0.2 21.1 7.0 0.51| 3.6 1.9 4000 261 17 193 7| 0.3 2.4 2.8| 28.4 -0.2 28.2 7.1 0.54| 3.1 1.7 5000 259 18 202 9| 0.3 2.3 2.5| 35.5 -0.2 35.3 7.1 0.54| 2.8 1.5 6000 258 21 211 11| 0.2 2.9 3.1| 54.0 -0.2 53.9 9.0 0.47| 3.4 1.6 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251221.12.gif