UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:1200Z 8 DEC 25 Station: U6708 WMO ident: 26708 ------------------------------------------------------------------------------- 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 1011 16 5.6 4.0 89 1.6 4.8 165 7 277.9 278.7 277.4 291.6 5.04 1 1000 105 4.6 1.7 81 2.9 3.3 170 13 277.8 278.5 276.5 289.6 4.32 2 976 303 4.2 1.5 83 2.7 3.0 184 21 279.3 280.0 277.3 291.3 4.36 3 944 576 6.0 1.4 72 4.6 3.8 203 33 283.8 284.6 279.7 296.4 4.48 4 926 733 4.8 -1.2 65 6.0 2.2 214 40 284.1 284.8 279.0 294.8 3.78 5 925 742 4.6 -1.4 65 6.0 2.0 215 40 284.0 284.7 278.9 294.6 3.73 6 850 1425 0.4 -3.5 75 3.9 -1.2 225 33 286.6 287.2 279.8 296.5 3.47 7 805 1860 -2.1 -4.8 82 2.7 -3.2 229 33 288.4 289.0 280.5 298.0 3.32 8 776 2151 -1.9 -3.9 86 2.0 -2.7 232 33 291.7 292.3 282.4 302.5 3.69 9 700 2965 -6.3 -8.7 83 2.4 -7.2 240 33 295.5 296.0 283.0 304.0 2.83 10 677 3225 -7.5 -9.9 83 2.4 -8.4 244 34 297.0 297.5 283.4 305.1 2.66 11 604 4101 -13.7 -16.4 80 2.7 -14.5 258 38 299.7 300.0 283.5 305.2 1.76 12 599 4164 -15.3 -18.5 76 3.2 -16.2 259 38 298.6 298.8 282.7 303.2 1.48 13 571 4524 -16.9 -26.9 42 10.0 -18.8 264 40 300.8 300.9 282.7 303.2 0.74 14 532 5052 -19.1 -33.1 28 14.0 -21.3 273 42 304.3 304.4 283.7 305.8 0.44 15 502 5481 -22.7 -40.7 18 18.0 -24.8 280 44 305.0 305.1 283.7 305.8 0.22 16 500 5510 -22.7 -40.7 18 18.0 -24.8 280 44 305.4 305.4 283.8 306.1 0.22 17 440 6432 -30.1 -45.1 22 15.0 -31.3 280 54 307.4 307.4 284.5 307.9 0.16 18 412 6895 -34.7 -49.7 20 15.0 -35.6 280 60 307.3 307.3 284.4 307.6 0.10 19 401 7083 -37.7 -51.7 22 14.0 -38.4 280 62 305.8 305.8 283.8 306.1 0.08 20 400 7100 -37.7 -51.7 22 14.0 -38.4 280 62 306.0 306.0 283.9 306.3 0.08 21 377 7506 -40.3 -53.3 24 13.0 -40.9 281 68 307.8 307.8 284.6 308.0 0.07 22 358 7856 -44.7 -55.7 28 11.0 -45.0 283 74 306.5 306.5 284.1 306.7 0.06 23 344 8124 -43.1 -54.1 29 11.0 -43.5 283 78 312.2 312.2 286.2 312.4 0.07 24 322 8565 -47.0 -58.0 27 11.0 -47.3 285 85 312.8 312.8 286.4 312.9 0.05 25 300 9030 -51.1 -62.1 26 11.0 -51.3 290 79 313.3 313.3 286.5 313.4 0.03 26 285 9360 -53.9 -64.9 25 11.0 -54.1 287 75 313.9 313.9 286.8 314.0 0.02 27 258 9992 -57.5 -68.5 23 11.0 -57.6 282 68 317.7 317.7 288.0 317.8 0.01 28 250 10190 -57.7 -68.7 23 11.0 -57.8 280 66 320.3 320.3 288.8 320.3 0.01 29 223 10915 -56.9 -68.9 21 12.0 -57.1 275 51 332.2 332.2 292.3 332.2 0.02 30 200 11600 -61.3 -73.3 19 12.0 -61.4 270 36 335.7 335.7 293.3 335.7 0.01 31 195 11756 -61.9 -73.9 19 12.0 -62.0 265 36 337.2 337.2 293.6 337.2 0.01 32 185 12082 -58.9 -70.9 20 12.0 -59.0 268 37 347.1 347.1 296.0 347.2 0.01 33 177 12358 -58.7 -70.7 20 12.0 -58.9 271 37 351.9 351.9 297.1 352.0 0.02 34 164 12831 -61.7 -73.7 19 12.0 -61.8 275 39 354.6 354.6 297.6 354.7 0.01 35 154 13219 -62.3 -74.3 19 12.0 -62.4 278 40 360.0 360.0 298.7 360.1 0.01 36 150 13380 -63.3 -75.3 18 12.0 -63.4 280 40 361.0 361.0 298.9 361.1 0.01 37 148 13463 -64.1 -76.1 18 12.0 -64.2 280 40 361.0 361.0 298.9 361.1 0.01 38 139 13848 -65.3 -77.3 17 12.0 -65.4 280 39 365.5 365.5 299.8 365.5 0.01 39 106 15512 -63.3 -76.3 16 13.0 -63.4 280 34 398.7 398.7 305.0 398.8 0.01 40 100 15870 -64.7 -77.7 15 13.0 -64.8 280 33 402.7 402.7 305.6 402.8 0.01 41 70 18030 -67.7 -81.7 12 14.0 -67.8 300 38 439.5 439.6 309.8 439.6 0.01 42 57 19258 -70.3 -84.3 11 14.0 -70.4 460.3 460.3 311.8 460.3 0.01 43 55 19472 -68.7 -82.7 12 14.0 -68.8 468.6 468.6 312.5 468.7 0.01 TRP 195 11756 -61.9 -73.9 19 12.0 -62.0 265 36 337.2 337.2 293.6 337.2 0.01 WND 322 8565 -47.0 -58.0 27 11.0 -47.3 285 85 312.8 312.8 286.4 312.9 0.05 Sounding variables and indices 1000-500 mb thick: 5405.00 m Freezing level: 842.80 mb = 1494.53 m = 4903.27 ft Wetbulb zero: 878.43 mb = 1159.21 m = 3803.15 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 68.58 % Est. max temperature: 13.93 C = 57.07 F Sfc-Lift cond lev (LCL): 986.39 mb = 216.73 m = 711.05 ft T: 4.37 C 700-500 lapse rate: 6.44 C/km ThetaE index: 2.02 C Layer 1000.0- 976.0 mb Conv cond level (CCL): 820.47 mb = 1707.51 m = 5602.01 ft Mean mixing ratio: 4.26 g/kg Conv temperature: 15.51 C = 59.92 F Cap Strength: 10.91 C Lifted Index: 11.15 C Risk: None Lifted Index @300 mb: 14.33 C Lifted Index @700 mb: 7.22 C Showalter Index: 8.72 C Risk: None Total Totals Index: 42.30 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 19.20 C K Index: 17.20 Risk: < 20 % chance of thunderstorms Sweat Index: 237.39 Risk: None Energy Index: 2.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.50 J/kg Max Up Vert Vel: 7.81 m/s Conv Inhibition (B-): 22283.47 J/kg Cap Strength: 10.89 C Lift Cond Lev (LCL): 903.22 mb = 934.48 m = 3065.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 27 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 1011 16 165 7 -1.8 6.8 | 111 30 -28.5 10.7 1 1000 105 170 13 -2.3 12.8 | 120 33 -29.0 16.7 2 925 742 215 40 22.9 32.8 | 174 37 -3.8 36.7 3 850 1425 225 33 23.3 23.3 | 173 27 -3.4 27.3 4 700 2965 240 33 28.6 16.5 | 185 21 1.9 20.4 5 500 5510 280 44 43.3 -7.6 | 283 17 16.6 -3.7 6 400 7100 280 62 61.1 -10.8 | 281 35 34.4 -6.8 7 322 8565 285 85 82.1 -22.0 | 288 58 55.4 -18.1 8 300 9030 290 79 74.2 -27.0 | 296 53 47.5 -23.1 9 250 10190 280 66 65.0 -11.5 | 281 39 38.3 -7.5 10 200 11600 270 36 36.0 -0.0 | 247 10 9.3 3.9 11 195 11756 265 36 35.9 3.1 | 232 12 9.2 7.1 12 150 13380 280 40 39.4 -6.9 | 283 13 12.7 -3.0 13 100 15870 280 33 32.5 -5.7 | 287 6 5.8 -1.8 14 70 18030 300 38 32.9 -19.0 | 338 16 6.2 -15.1 Wind Parameters Mean winds (0-6000m): 248.4 at 36.0 knts Storm direction: 278.4 at 27.0 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 75.9 deg Storm rel helicity (0-3000m) pos: 403.7 neg: -5.3 tot: 398.5 m^2/s^2 ave: 132.8 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 7.6 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.24 Bulk Shear: 128.86 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 ------------------------------------------------------------------------------- 500 188 20 134 33| 25.6 0.0 25.6|235.1 0.0 235.1 470.2 0.96| 27.5 26.4 1000 208 28 155 32| 17.3 0.0 17.3|368.9 -0.2 368.7 368.7 0.90| 22.4 20.3 1500 214 30 161 31| 10.4 0.0 10.4|371.0 -5.3 365.7 243.8 0.79| 17.0 13.4 2000 218 31 165 30| 7.9 0.0 7.9|382.6 -5.3 377.3 188.7 0.78| 13.5 10.5 2500 221 31 168 28| 6.5 0.0 6.5|393.0 -5.3 387.7 155.1 0.77| 11.4 8.7 3000 224 32 170 27| 5.5 0.0 5.5|403.7 -5.3 398.5 132.8 0.76| 10.0 7.6 4000 231 33 177 25| 4.9 0.0 4.9|449.9 -5.3 444.6 111.1 0.78| 8.9 6.9 5000 239 34 187 21| 4.6 0.0 4.6|496.6 -5.3 491.3 98.3 0.81| 8.3 6.8 6000 248 36 201 18| 4.1 0.5 4.6|521.8 -6.4 515.4 85.9 0.77| 7.9 6.1 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251208.12.gif