UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U6708... Searching the city database file for: U6708 ... Date:0000Z 18 APR 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 1009 19 16.4 10.4 68 6.0 12.9 100 5 288.8 290.2 285.7 311.0 7.86 1 1004 61 19.2 14.2 73 5.0 16.0 117 7 292.0 293.8 289.0 320.9 10.18 2 1000 95 20.2 15.2 73 5.0 17.0 130 9 293.4 295.3 290.1 324.5 10.92 3 984 235 23.6 16.6 65 7.0 18.9 144 11 298.1 300.3 292.6 333.5 12.16 4 928 745 20.6 8.6 46 12.0 13.4 197 17 300.1 301.5 289.5 322.5 7.57 5 925 773 20.4 8.4 46 12.0 13.2 200 17 300.2 301.5 289.5 322.3 7.49 6 850 1500 15.2 5.2 51 10.0 9.5 220 11 302.1 303.3 289.2 321.6 6.53 7 842 1580 14.6 4.6 51 10.0 9.0 219 11 302.3 303.4 289.1 321.2 6.32 8 763 2398 6.8 -1.2 57 8.0 2.8 203 10 302.5 303.3 287.6 316.4 4.59 9 731 2747 4.2 -2.8 60 7.0 0.9 197 9 303.4 304.1 287.5 316.3 4.26 10 700 3097 1.6 -6.4 55 8.0 -1.9 190 9 304.3 304.9 287.0 314.7 3.38 11 587 4489 -7.5 -18.5 41 11.0 -10.9 219 13 309.4 309.7 286.8 314.3 1.51 12 533 5234 -11.3 -25.3 30 14.0 -14.8 235 15 313.5 313.7 287.6 316.6 0.92 13 500 5720 -15.7 -31.7 24 16.0 -18.8 245 17 313.9 314.0 287.3 315.8 0.54 14 463 6295 -20.7 -36.7 22 16.0 -23.1 243 19 314.6 314.7 287.4 315.9 0.36 15 400 7360 -29.3 -42.3 27 13.0 -30.6 240 23 316.9 317.0 288.0 317.8 0.23 16 300 9340 -46.1 -59.1 22 13.0 -46.5 265 25 320.4 320.4 288.9 320.6 0.04 17 250 10520 -56.5 -69.5 18 13.0 -56.6 265 23 322.1 322.1 289.4 322.1 0.01 18 215 11458 -64.7 -78.7 13 14.0 -64.8 240 29 323.5 323.5 289.8 323.6 0.00 19 206 11719 -64.9 -78.9 13 14.0 -65.0 243 27 327.2 327.2 290.9 327.2 0.00 20 200 11900 -62.5 -77.5 12 15.0 -62.6 245 25 333.8 333.8 292.7 333.8 0.00 21 189 12251 -61.1 -75.1 14 14.0 -61.2 238 25 341.5 341.5 294.7 341.5 0.01 22 184 12417 -61.9 -75.9 14 14.0 -62.0 235 25 342.8 342.8 295.0 342.8 0.01 23 173 12805 -55.5 -69.5 16 14.0 -55.8 227 25 359.5 359.5 298.6 359.6 0.02 24 168 12992 -54.9 -68.9 16 14.0 -55.2 224 25 363.5 363.5 299.4 363.6 0.02 25 163 13185 -56.1 -70.1 16 14.0 -56.3 220 25 364.6 364.7 299.6 364.7 0.02 26 159 13344 -53.9 -68.9 14 15.0 -54.2 217 25 371.0 371.0 300.8 371.1 0.02 27 150 13720 -52.5 -67.5 15 15.0 -52.9 210 25 379.6 379.6 302.2 379.8 0.03 28 148 13806 -52.1 -66.1 17 14.0 -52.5 209 25 381.8 381.8 302.6 381.9 0.04 29 138 14255 -54.7 -68.7 16 14.0 -55.1 202 22 384.9 384.9 303.1 385.0 0.03 30 125 14883 -56.5 -71.5 13 15.0 -56.8 192 19 392.7 392.7 304.2 392.8 0.02 31 121 15089 -55.3 -70.3 14 15.0 -55.7 189 18 398.5 398.6 305.0 398.7 0.02 32 107 15865 -58.9 -74.9 11 16.0 -59.2 177 13 406.0 406.0 306.0 406.1 0.01 33 106 15924 -58.9 -74.9 11 16.0 -59.2 176 13 407.1 407.1 306.2 407.2 0.01 34 100 16290 -57.1 -73.1 11 16.0 -57.5 170 11 417.4 417.4 307.4 417.5 0.02 35 91 16890 -55.9 -71.9 12 16.0 -56.3 181 10 431.2 431.2 309.0 431.3 0.03 36 81 17628 -58.7 -74.7 11 16.0 -59.1 194 9 440.0 440.1 309.9 440.1 0.02 37 70 18550 -57.1 -73.1 11 16.0 -57.6 210 7 462.2 462.2 312.0 462.4 0.03 38 50 20680 -56.9 -73.9 10 17.0 -57.6 45 3 509.4 509.4 315.6 509.6 0.03 39 41 21938 -54.9 -72.9 9 18.0 -56.0 64 5 544.1 544.1 317.8 544.5 0.05 40 30 23930 -54.7 -72.7 9 18.0 -56.2 95 9 595.5 595.5 320.4 596.0 0.07 41 20 26520 -55.1 -74.1 8 19.0 -57.1 110 23 667.5 667.5 323.3 668.2 0.08 42 18 27193 -55.1 -74.1 8 19.0 -57.3 687.9 688.0 324.1 688.7 0.09 TRP 215 11458 -64.7 -78.7 13 14.0 -64.8 240 29 323.5 323.5 289.8 323.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5625.00 m Freezing level: 680.13 mb = 3341.79 m = 10963.75 ft Wetbulb zero: 720.88 mb = 2859.57 m = 9381.69 ft Precipitable water: 1.01 inches Sfc-500 mean rel hum: 48.01 % Est. max temperature: 29.46 C = 85.03 F Sfc-Lift cond lev (LCL): 922.45 mb = 796.77 m = 2614.06 ft T: 20.23 C 700-500 lapse rate: 6.60 C/km ThetaE index: 19.13 C Layer 928.0- 533.0 mb Conv cond level (CCL): 792.08 mb = 2087.12 m = 6847.43 ft Mean mixing ratio: 9.62 g/kg Conv temperature: 30.04 C = 86.07 F Cap Strength: 3.89 C Lifted Index: -2.59 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.40 C Lifted Index @700 mb: -1.35 C Showalter Index: -0.19 C Risk: Thunderstorms probable Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.90 C Cross Totals Index: 20.90 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 157.40 Risk: None Energy Index: -1.17 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1014.46 J/kg Max Up Vert Vel: 45.04 m/s Conv Inhibition (B-): 154.28 J/kg Cap Strength: 3.89 C Lift Cond Lev (LCL): 841.77 mb = 1581.94 m = 5190.04 ft Lev Free Conv (LFC): 746.77 mb = 2573.03 m = 8441.60 ft Equ Level (EL): 206.77 mb = 11696.05 m = 38372.39 ft B at Equ Level: 995.38 J/kg Max Parcel Lev (MPL): 156.77 mb = 13435.25 m = 44078.37 ft Wind level data Storm motion: 246 at 9 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 1009 19 100 5 -4.9 0.9 | 78 14 -13.5 -3.0 1 1000 95 130 9 -6.9 5.8 | 97 16 -15.4 1.9 2 925 773 200 17 5.8 16.0 | 167 12 -2.7 12.1 3 850 1500 220 11 7.1 8.4 | 162 5 -1.5 4.6 4 700 3097 190 9 1.6 8.9 | 126 9 -7.0 5.0 5 500 5720 245 17 15.4 7.2 | 244 8 6.9 3.3 6 400 7360 240 23 19.9 11.5 | 236 14 11.4 7.7 7 300 9340 265 25 24.9 2.2 | 276 16 16.4 -1.7 8 250 10520 265 23 22.9 2.0 | 277 14 14.4 -1.8 9 215 11458 240 29 25.1 14.5 | 237 20 16.6 10.7 10 200 11900 245 25 22.7 10.6 | 245 16 14.1 6.7 11 150 13720 210 25 12.5 21.7 | 193 18 4.0 17.8 12 100 16290 170 11 -1.9 10.8 | 124 13 -10.4 7.0 13 70 18550 210 7 3.5 6.1 | 114 6 -5.0 2.2 14 50 20680 45 3 -2.1 -2.1 | 61 12 -10.7 -6.0 15 30 23930 95 9 -9.0 0.8 | 80 18 -17.5 -3.1 16 20 26520 110 23 -21.6 7.9 | 98 30 -30.1 4.0 Wind Parameters Mean winds (0-6000m): 215.8 at 12.5 knts Storm direction: 245.8 at 9.4 knts Shear (0-3000m) pos: 2.4 neg: 0.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 49.5 deg Storm rel helicity (0-3000m) pos: 85.8 neg: -8.1 tot: 77.7 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 3.1 10^-3/s Energy-Hel index: 0.54 Bulk Rich Number: 51.60 Bulk Shear: 19.66 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 ------------------------------------------------------------------------------- 500 153 11 113 15| 13.9 0.0 13.9| 58.5 0.0 58.5 117.1 0.97| 15.8 15.4 1000 184 13 141 12| 8.8 0.0 8.8| 85.7 0.0 85.7 85.7 0.89| 13.2 11.8 1500 194 13 149 10| 4.8 0.0 4.8| 85.8 -1.3 84.5 56.3 0.72| 10.5 7.6 2000 199 13 151 9| 3.6 0.5 4.1| 85.8 -3.3 82.5 41.3 0.64| 8.3 5.3 2500 200 12 149 9| 2.9 0.7 3.6| 85.8 -5.5 80.2 32.1 0.57| 7.0 4.0 3000 200 12 147 8| 2.4 0.9 3.3| 85.8 -8.1 77.7 25.9 0.51| 6.1 3.1 4000 200 11 145 8| 2.3 0.7 3.0| 94.2 -8.3 85.9 21.5 0.55| 5.2 2.9 5000 206 12 153 7| 2.4 0.5 2.9|104.0 -8.3 95.7 19.1 0.60| 4.8 2.9 6000 216 12 169 6| 2.3 0.4 2.8|112.0 -8.8 103.1 17.2 0.62| 4.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20250418.00.gif