UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U7713... Searching the city database file for: U7713 ... Date:0000Z 10 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 122 180 5 SFC 991 194 -1.1 -3.9 81 2.8 -2.1 180 5 272.8 273.2 271.5 280.6 2.89 2 925 737 -5.9 -8.5 82 2.6 -6.7 180 23 273.3 273.6 270.7 279.3 2.17 3 918 796 -6.3 -8.8 82 2.5 -7.1 184 22 273.5 273.8 270.8 279.4 2.14 4 850 1399 -5.7 -7.8 85 2.1 -6.4 225 17 280.2 280.6 275.2 287.3 2.50 5 846 1436 -5.5 -7.6 85 2.1 -6.2 225 17 280.8 281.2 275.6 288.0 2.55 6 700 2910 -9.9 -12.8 79 2.9 -10.8 235 17 291.5 291.9 280.3 297.6 2.04 7 500 5430 -25.9 -29.2 74 3.3 -26.4 240 17 301.5 301.6 282.9 303.7 0.68 8 445 6259 -31.5 -34.9 72 3.4 -31.9 237 27 304.6 304.7 283.8 306.1 0.44 9 400 7000 -37.5 -41.6 65 4.1 -37.8 235 36 306.3 306.3 284.2 307.1 0.25 10 311 8687 -51.9 -55.7 64 3.8 -52.0 231 57 309.0 309.0 285.0 309.2 0.06 11 300 8920 -53.5 -57.6 61 4.1 -53.6 230 60 309.9 309.9 285.4 310.1 0.05 12 291 9116 -54.7 -58.8 61 4.1 -54.8 235 62 311.0 311.0 285.7 311.1 0.05 13 268 9641 -57.9 -61.9 60 4.0 -58.0 235 48 313.7 313.7 286.7 313.8 0.03 14 250 10080 -58.1 -62.1 60 4.0 -58.2 240 35 319.7 319.7 288.7 319.8 0.04 15 237 10415 -57.7 -61.7 60 4.0 -57.8 247 33 325.2 325.2 290.4 325.4 0.04 16 200 11480 -57.7 -62.2 56 4.5 -57.8 270 25 341.4 341.4 294.7 341.6 0.04 17 157 13003 -57.7 -62.7 53 5.0 -57.8 295 27 365.9 365.9 299.8 366.1 0.05 18 150 13290 -58.3 -64.3 46 6.0 -58.5 300 27 369.6 369.6 300.5 369.8 0.04 19 112 15106 -64.7 -70.7 43 6.0 -64.8 300 33 389.9 389.9 303.8 390.0 0.02 20 100 15800 -64.1 -71.1 38 7.0 -64.2 300 35 403.9 403.9 305.7 404.0 0.03 21 70 17950 -68.7 -75.7 36 7.0 -68.8 305 44 437.4 437.4 309.6 437.5 0.02 22 50 19950 -72.3 -80.3 29 8.0 -72.4 305 52 473.1 473.1 312.9 473.2 0.01 23 40 21259 -72.7 -80.7 29 8.0 -72.8 307 58 503.3 503.3 315.2 503.4 0.01 24 34 22202 -76.7 -84.7 27 8.0 -76.8 309 63 516.7 516.7 316.1 516.8 0.01 25 32 22550 -77.3 -85.3 27 8.0 -77.4 309 64 524.1 524.1 316.6 524.2 0.01 26 30 22920 -77.3 -85.3 27 8.0 -77.4 310 66 533.9 533.9 317.2 534.0 0.01 27 20 25239 -78.5 -86.5 26 8.0 -78.6 595.9 595.9 320.4 596.0 0.01 TRP 268 9641 -57.9 -61.9 60 4.0 -58.0 235 48 313.7 313.7 286.7 313.8 0.03 WND 291 9116 -54.7 -58.8 61 4.1 -54.8 235 62 311.0 311.0 285.7 311.1 0.05 Sounding variables and indices 1000-500 mb thick: 5308.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.41 inches Sfc-500 mean rel hum: 79.54 % Est. max temperature: 7.22 C = 44.99 F Sfc-Lift cond lev (LCL): 948.42 mb = 539.98 m = 1771.58 ft T: -4.16 C 700-500 lapse rate: 6.35 C/km ThetaE index: 1.33 C Layer 925.0- 918.0 mb Conv cond level (CCL): 683.59 mb = 3087.62 m = 10129.88 ft Mean mixing ratio: 2.41 g/kg Conv temperature: 18.34 C = 65.01 F Cap Strength: 12.64 C Lifted Index: 17.88 C Risk: None Lifted Index @300 mb: 21.13 C Lifted Index @700 mb: 12.64 C Showalter Index: 12.40 C Risk: None Total Totals Index: 38.30 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 18.10 C K Index: 9.50 Risk: None Sweat Index: 108.35 Risk: None Energy Index: 3.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.39 J/kg Max Up Vert Vel: 4.56 m/s Conv Inhibition (B-): 46895.10 J/kg Cap Strength: 17.79 C Lift Cond Lev (LCL): 902.79 mb = 927.23 m = 3042.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 258 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 ---------------------------------------------------------- 0 991 194 180 5 0.0 5.0 | 100 13 -13.0 2.2 1 925 737 180 23 0.0 23.0 | 147 24 -13.0 20.2 2 850 1399 225 17 12.0 12.0 | 174 9 -0.9 9.3 3 700 2910 235 17 13.9 9.8 | 188 7 1.0 7.0 4 500 5430 240 17 14.7 8.5 | 197 6 1.8 5.7 5 400 7000 235 36 29.5 20.6 | 223 24 16.5 17.9 6 300 8920 230 60 46.0 38.6 | 223 49 33.0 35.8 7 291 9116 235 62 50.8 35.6 | 229 50 37.8 32.8 8 268 9641 235 48 39.3 27.5 | 227 36 26.4 24.8 9 250 10080 240 35 30.3 17.5 | 230 23 17.4 14.7 10 200 11480 270 25 25.0 -0.0 | 283 12 12.0 -2.8 11 150 13290 300 27 23.4 -13.5 | 327 19 10.4 -16.3 12 100 15800 300 35 30.3 -17.5 | 319 27 17.4 -20.3 13 70 17950 305 44 36.0 -25.2 | 320 36 23.1 -28.0 14 50 19950 305 52 42.6 -29.8 | 318 44 29.6 -32.6 15 30 22920 310 66 50.6 -42.4 | 320 59 37.6 -45.2 Wind Parameters Mean winds (0-6000m): 227.9 at 17.7 knts Storm direction: 257.9 at 13.2 knts Shear (0-3000m) pos: 3.2 neg: 2.8 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 89.1 deg Storm rel helicity (0-3000m) pos: 102.6 neg: 0.0 tot: 102.6 m^2/s^2 ave: 34.2 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 23.01 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 ------------------------------------------------------------------------------- 500 180 13 129 17| 0.0 17.0 17.0| 56.8 0.0 56.8 113.6 0.78| 17.1 13.3 1000 188 17 143 18| 5.7 8.5 14.3| 93.4 0.0 93.4 93.4 0.70| 14.8 10.3 1500 198 17 151 16| 5.5 5.7 11.1| 99.1 0.0 99.1 66.1 0.64| 11.7 7.5 2000 206 17 157 14| 4.3 4.3 8.6|100.5 0.0 100.5 50.3 0.64| 9.0 5.8 2500 212 17 161 12| 3.7 3.4 7.1|101.8 0.0 101.8 40.7 0.64| 7.4 4.8 3000 216 17 165 12| 3.2 2.8 6.0|102.6 0.0 102.6 34.2 0.64| 6.3 4.1 4000 221 17 170 10| 2.4 2.1 4.6|103.3 0.0 103.3 25.8 0.65| 4.8 3.1 5000 225 17 175 9| 2.0 1.7 3.7|104.0 0.0 104.0 20.8 0.65| 3.9 2.5 6000 228 18 181 9| 1.7 2.0 3.7|112.5 0.0 112.5 18.8 0.59| 4.1 2.4 Wrote GIF file: /home/apache/climate/data/raob//U7713/skewt/U7713.skewt.20251210.00.gif