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 U2008... Searching the city database file for: U2008 ... Date:1200Z 8 DEC 25 Station: U2008 WMO ident: 22008 ------------------------------------------------------------------------------- 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 117 180 5 SFC 999 125 -4.3 -7.3 80 3.0 -5.3 180 5 268.9 269.3 268.0 274.9 2.21 2 952 504 -5.7 -9.2 76 3.5 -6.8 205 18 271.2 271.6 269.1 276.7 2.00 3 925 730 -4.1 -7.3 78 3.2 -5.2 220 25 275.1 275.5 272.2 281.7 2.38 4 922 756 -4.1 -7.3 78 3.2 -5.2 220 25 275.4 275.8 272.3 282.0 2.39 5 891 1025 -4.7 -7.9 78 3.2 -5.8 224 21 277.5 277.9 273.5 284.1 2.36 6 871 1204 -4.1 -7.4 78 3.3 -5.3 227 19 279.9 280.3 275.1 287.0 2.51 7 850 1396 -5.3 -8.5 78 3.2 -6.4 230 17 280.6 281.0 275.3 287.3 2.36 8 711 2781 -11.5 -14.5 78 3.0 -12.3 193 10 288.5 288.8 278.4 293.7 1.75 9 700 2900 -12.5 -15.5 78 3.0 -13.3 190 9 288.6 288.9 278.4 293.5 1.63 10 500 5380 -30.9 -35.9 61 5.0 -31.4 230 13 295.4 295.4 279.8 296.6 0.36 11 493 5480 -31.9 -36.9 61 5.0 -32.4 231 14 295.3 295.4 279.7 296.4 0.33 12 463 5924 -32.9 -38.9 55 6.0 -33.4 235 16 299.4 299.5 281.5 300.4 0.28 13 400 6940 -39.9 -45.9 53 6.0 -40.2 245 23 303.1 303.2 282.9 303.7 0.16 14 370 7466 -43.9 -49.9 51 6.0 -44.2 246 24 304.7 304.7 283.4 305.0 0.11 15 300 8830 -56.3 -63.3 41 7.0 -56.4 250 27 306.0 306.0 283.8 306.1 0.03 16 271 9467 -62.1 -69.1 39 7.0 -62.1 306.6 306.6 284.0 306.6 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5263.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 74.09 % Est. max temperature: 7.42 C = 45.35 F Sfc-Lift cond lev (LCL): 952.70 mb = 497.97 m = 1633.73 ft T: -5.68 C 700-500 lapse rate: 7.42 C/km ThetaE index: 0.14 C Layer 700.0- 500.0 mb Conv cond level (CCL): 708.68 mb = 2805.73 m = 9205.05 ft Mean mixing ratio: 2.20 g/kg Conv temperature: 15.27 C = 59.48 F Cap Strength: 11.21 C Lifted Index: 14.11 C Risk: None Lifted Index @300 mb: 19.44 C Lifted Index @700 mb: 11.21 C Showalter Index: 7.34 C Risk: None Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 22.40 C K Index: 14.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 1.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.85 J/kg Max Up Vert Vel: 8.23 m/s Conv Inhibition (B-): 4937.70 J/kg Cap Strength: 13.93 C Lift Cond Lev (LCL): 899.94 mb = 946.39 m = 3104.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 249 at 10 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 ---------------------------------------------------------- 0 999 125 180 5 0.0 5.0 | 98 10 -9.5 1.4 1 925 730 220 25 16.1 19.2 | 203 17 6.6 15.5 2 850 1396 230 17 13.0 10.9 | 206 8 3.6 7.3 3 700 2900 190 9 1.6 8.9 | 124 9 -7.9 5.3 4 500 5380 230 13 10.0 8.4 | 186 5 0.5 4.8 5 400 6940 245 23 20.8 9.7 | 242 13 11.4 6.1 6 300 8830 250 27 25.4 9.2 | 251 17 15.9 5.6 Wind Parameters Mean winds (0-6000m): 219.2 at 13.5 knts Storm direction: 249.2 at 10.1 knts Shear (0-3000m) pos: 2.9 neg: 2.3 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 28.7 deg Storm rel helicity (0-3000m) pos: 71.2 neg: -26.4 tot: 44.8 m^2/s^2 ave: 14.9 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 98.80 Bulk Shear: 0.34 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 ------------------------------------------------------------------------------- 500 212 13 162 8| 18.1 0.0 18.1| 51.2 0.0 51.2 102.3 0.95| 19.0 18.0 1000 218 18 189 11| 8.8 0.0 8.8| 69.8 0.0 69.8 69.8 0.79| 14.4 11.4 1500 221 18 193 10| 5.9 1.5 7.4| 70.0 -4.6 65.4 43.6 0.60| 11.5 6.9 2000 221 17 190 9| 4.4 2.1 6.6| 70.0 -13.6 56.4 28.2 0.42| 9.7 4.0 2500 219 16 184 9| 3.5 2.5 6.0| 70.0 -22.0 48.0 19.2 0.29| 8.5 2.5 3000 217 15 177 8| 2.9 2.3 5.2| 71.2 -26.4 44.8 14.9 0.24| 7.5 1.8 4000 215 14 168 8| 2.6 1.7 4.3| 76.9 -26.4 50.5 12.6 0.28| 6.1 1.7 5000 216 13 167 7| 2.4 1.4 3.7| 81.9 -26.4 55.5 11.1 0.32| 5.2 1.7 6000 219 14 172 7| 2.5 1.1 3.6| 89.5 -26.4 63.1 10.5 0.37| 4.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U2008/skewt/U2008.skewt.20251208.12.gif