UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:1200Z 6 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 1013 18 6.2 5.4 95 0.8 5.8 155 7 278.3 279.3 278.3 293.4 5.55 1 1000 123 5.2 2.9 85 2.3 4.1 160 13 278.4 279.1 277.3 291.3 4.71 2 964 422 3.4 1.4 87 2.0 2.5 181 18 279.5 280.2 277.4 291.6 4.39 3 948 558 3.2 1.3 87 1.9 2.4 191 20 280.6 281.4 278.1 292.9 4.43 4 941 618 4.6 2.9 89 1.7 3.8 195 21 282.6 283.5 279.8 296.6 5.01 5 925 758 4.4 2.9 90 1.5 3.7 205 23 283.8 284.7 280.5 298.1 5.10 6 850 1443 1.0 -0.9 87 1.9 0.1 210 23 287.2 287.9 281.0 299.2 4.21 7 771 2223 -2.3 -4.2 87 1.9 -3.1 213 29 291.8 292.4 282.3 302.4 3.63 8 700 2984 -6.5 -8.8 84 2.3 -7.4 215 35 295.3 295.8 282.9 303.7 2.81 9 639 3692 -10.5 -13.0 82 2.5 -11.3 214 36 298.5 298.9 283.5 305.3 2.20 10 500 5530 -24.7 -28.3 72 3.6 -25.3 210 40 302.9 303.1 283.5 305.4 0.74 11 400 7110 -36.7 -40.0 71 3.3 -37.0 215 52 307.3 307.3 284.7 308.3 0.29 12 300 9030 -53.1 -56.8 64 3.7 -53.2 215 64 310.5 310.5 285.6 310.7 0.06 13 268 9747 -59.5 -63.2 61 3.8 -59.5 220 69 311.4 311.4 285.9 311.5 0.03 14 264 9841 -60.3 -64.1 61 3.8 -60.3 221 67 311.5 311.5 285.9 311.6 0.03 15 250 10180 -62.3 -66.1 60 3.8 -62.3 225 62 313.4 313.5 286.6 313.5 0.02 16 231 10665 -65.7 -69.5 59 3.8 -65.7 239 47 315.4 315.4 287.2 315.5 0.01 17 214 11131 -65.9 -69.7 59 3.8 -65.9 253 32 322.1 322.1 289.4 322.2 0.01 18 206 11362 -67.5 -71.4 57 3.9 -67.5 260 25 323.1 323.1 289.7 323.2 0.01 19 200 11540 -67.3 -71.2 58 3.9 -67.3 255 23 326.2 326.2 290.6 326.2 0.01 20 168 12593 -64.1 -68.2 57 4.1 -64.1 246 25 348.2 348.2 296.3 348.3 0.02 21 150 13280 -65.7 -69.6 58 3.9 -65.7 240 27 356.9 356.9 298.1 357.0 0.02 22 100 15730 -67.3 -71.7 53 4.4 -67.4 250 27 397.7 397.7 304.9 397.8 0.02 23 70 17870 -68.9 -73.6 51 4.7 -68.9 255 29 437.0 437.0 309.6 437.1 0.03 24 56 19205 -71.3 -76.0 49 4.7 -71.3 252 34 460.3 460.3 311.8 460.4 0.02 25 50 19880 -70.3 -74.9 51 4.6 -70.4 250 36 477.8 477.8 313.3 478.0 0.03 26 43 20773 -71.9 -76.9 47 5.0 -72.0 495.0 495.0 314.6 495.1 0.03 27 39 21351 -69.7 -74.6 49 4.9 -69.8 514.5 514.5 315.9 514.8 0.04 TRP 206 11362 -67.5 -71.4 57 3.9 -67.5 260 25 323.1 323.1 289.7 323.2 0.01 WND 268 9747 -59.5 -63.2 61 3.8 -59.5 220 69 311.4 311.4 285.9 311.5 0.03 Sounding variables and indices 1000-500 mb thick: 5407.00 m Freezing level: 826.06 mb = 1679.24 m = 5509.27 ft Wetbulb zero: 846.64 mb = 1474.63 m = 4837.97 ft Precipitable water: 0.69 inches Sfc-500 mean rel hum: 82.94 % Est. max temperature: 14.50 C = 58.09 F Sfc-Lift cond lev (LCL): 1000.69 mb = 117.39 m = 385.14 ft T: 5.25 C 700-500 lapse rate: 7.15 C/km ThetaE index: 2.18 C Layer 1000.0- 964.0 mb Conv cond level (CCL): 839.20 mb = 1545.20 m = 5069.51 ft Mean mixing ratio: 4.75 g/kg Conv temperature: 15.70 C = 60.27 F Cap Strength: 8.00 C Lifted Index: 8.77 C Risk: None Lifted Index @300 mb: 11.98 C Lifted Index @700 mb: 6.72 C Showalter Index: 4.81 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 23.80 C K Index: 22.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 96.00 Risk: None Energy Index: 1.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.35 J/kg Max Up Vert Vel: 7.53 m/s Conv Inhibition (B-): 27175.04 J/kg Cap Strength: 8.71 C Lift Cond Lev (LCL): 934.83 mb = 671.82 m = 2204.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 240 at 24 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 1013 18 155 7 -3.0 6.3 | 77 24 -23.6 -5.4 1 1000 123 160 13 -4.4 12.2 | 91 25 -25.1 0.5 2 925 758 205 23 9.7 20.8 | 130 14 -11.0 9.1 3 850 1443 210 23 11.5 19.9 | 132 12 -9.2 8.2 4 700 2984 215 35 20.1 28.7 | 178 17 -0.6 17.0 5 500 5530 210 40 20.0 34.6 | 178 23 -0.7 22.9 6 400 7110 215 52 29.8 42.6 | 197 32 9.1 30.9 7 300 9030 215 64 36.7 52.4 | 201 44 16.0 40.7 8 268 9747 220 69 44.4 52.9 | 210 47 23.7 41.1 9 250 10180 225 62 43.8 43.8 | 216 40 23.2 32.1 10 206 11362 260 25 24.6 4.3 | 332 8 3.9 -7.4 11 200 11540 255 23 22.2 6.0 | 345 6 1.5 -5.8 12 150 13280 240 27 23.4 13.5 | 237 3 2.7 1.8 13 100 15730 250 27 25.4 9.2 | 298 5 4.7 -2.5 14 70 17870 255 29 28.0 7.5 | 300 8 7.3 -4.2 15 50 19880 250 36 33.8 12.3 | 267 13 13.2 0.6 Wind Parameters Mean winds (0-6000m): 210.5 at 31.7 knts Storm direction: 240.5 at 23.8 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 153.4 neg: 0.0 tot: 153.4 m^2/s^2 ave: 51.1 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 5.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.46 Bulk Shear: 61.96 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 ------------------------------------------------------------------------------- 500 174 15 98 22| 14.3 0.0 14.3| 87.7 0.0 87.7 175.4 0.89| 16.5 14.6 1000 193 18 111 18| 10.0 0.0 10.0|111.5 0.0 111.5 111.5 0.81| 12.4 10.1 1500 199 20 117 16| 7.0 0.0 7.0|114.3 0.0 114.3 76.2 0.79| 8.9 7.0 2000 203 21 123 15| 6.3 0.0 6.3|127.3 0.0 127.3 63.6 0.81| 7.7 6.3 2500 206 23 130 14| 5.8 0.0 5.8|140.5 0.0 140.5 56.2 0.83| 7.0 5.7 3000 208 25 138 14| 5.5 0.0 5.5|153.4 0.0 153.4 51.1 0.82| 6.5 5.3 4000 210 27 150 14| 4.1 0.3 4.4|154.1 0.0 154.1 38.5 0.78| 5.1 4.0 5000 210 30 158 15| 3.3 0.5 3.8|154.2 -0.1 154.1 30.8 0.74| 4.4 3.2 6000 210 32 164 16| 3.1 0.5 3.6|172.0 -0.4 171.6 28.6 0.71| 4.1 2.9 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251206.12.gif