UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121312.upa.cvt Date: 1200Z 13 DEC 25 Searching for RK169... Searching the city database file for: RK169 ... Date:1200Z 13 DEC 25 Station: RK169 WMO ident: 47169 Latitude: 34.69 Longitude: 125.45 ------------------------------------------------------------------------------- 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 75 6.2 3.5 83 2.7 4.9 340 14 278.5 279.3 277.6 291.8 4.86 1 1000 164 5.8 1.8 75 4.0 4.0 350 16 279.0 279.7 277.1 290.9 4.35 2 925 795 0.0 -0.4 97 0.4 -0.2 320 15 279.3 280.0 276.9 290.4 4.01 3 907 952 -1.5 -1.5 100 0.0 -1.5 319 16 279.3 280.0 276.6 289.8 3.77 4 860 1373 -5.3 -6.9 88 1.6 -5.8 312 22 279.7 280.1 275.2 287.1 2.65 5 850 1465 -5.5 -7.0 89 1.5 -6.0 310 23 280.4 280.8 275.6 287.9 2.66 6 811 1833 -6.3 -8.1 87 1.8 -6.9 310 19 283.3 283.8 277.0 290.7 2.56 7 751 2430 -10.7 -11.0 98 0.3 -10.8 271 32 284.8 285.2 277.3 291.2 2.20 8 700 2969 -12.7 -15.3 81 2.6 -13.4 260 51 288.4 288.7 278.3 293.4 1.66 9 677 3223 -14.7 -18.1 75 3.4 -15.5 255 56 289.0 289.2 278.2 293.1 1.36 10 663 3382 -13.3 -30.3 23 17.0 -16.3 251 59 292.3 292.3 278.5 293.8 0.46 11 646 3579 -13.3 -37.3 11 24.0 -16.8 247 62 294.4 294.5 279.2 295.2 0.24 12 632 3746 -14.3 -43.3 7 29.0 -17.9 244 65 295.2 295.2 279.4 295.6 0.13 13 610 4016 -10.9 -57.9 1 47.0 -15.7 239 69 302.1 302.1 282.3 302.2 0.03 14 601 4130 -11.5 -54.5 1 43.0 -16.2 237 70 302.7 302.7 282.5 302.8 0.04 15 504 5451 -22.5 -57.5 3 35.0 -25.1 240 83 304.9 304.9 283.4 305.0 0.03 16 500 5510 -22.5 -58.5 2 36.0 -25.1 240 83 305.6 305.6 283.7 305.7 0.03 17 469 5979 -23.9 -62.9 1 39.0 -26.3 240 90 309.5 309.5 285.2 309.6 0.02 18 459 6136 -22.5 -59.5 2 37.0 -25.3 240 95 313.2 313.2 286.5 313.3 0.03 19 400 7130 -30.7 -53.7 9 23.0 -32.2 245 113 315.1 315.1 287.2 315.3 0.06 20 389 7327 -32.1 -53.1 11 21.0 -33.4 246 118 315.8 315.8 287.4 316.0 0.07 21 321 8661 -40.3 -61.3 9 21.0 -41.1 250 136 322.3 322.3 289.5 322.4 0.03 22 300 9120 -42.5 -69.5 4 27.0 -43.2 250 138 325.5 325.5 290.4 325.5 0.01 23 289 9372 -43.3 -71.3 3 28.0 -44.0 252 137 327.8 327.8 291.1 327.8 0.01 24 250 10340 -46.3 -73.3 3 27.0 -46.9 250 147 337.2 337.2 293.6 337.3 0.01 25 239 10637 -47.3 -72.3 4 25.0 -47.9 250 153 340.1 340.1 294.3 340.1 0.01 26 231 10863 -45.1 -74.1 2 29.0 -45.8 250 158 346.8 346.8 295.9 346.8 0.01 27 227 10979 -45.8 -74.3 3 28.5 -46.5 250 160 347.4 347.4 296.1 347.4 0.01 28 200 11810 -51.1 -76.1 4 25.0 -51.5 255 134 351.8 351.9 297.0 351.9 0.01 29 191 12108 -52.7 -77.7 3 25.0 -53.1 249 135 353.9 353.9 297.5 354.0 0.01 30 150 13650 -57.9 -84.9 2 27.0 -58.2 245 146 370.3 370.3 300.6 370.3 0.00 31 138 14173 -60.3 -85.3 2 25.0 -60.5 249 154 375.0 375.0 301.4 375.0 0.00 32 129 14597 -57.5 -85.5 2 28.0 -57.8 252 145 387.4 387.4 303.4 387.4 0.00 33 114 15368 -63.3 -87.3 2 24.0 -63.5 257 124 390.5 390.5 303.9 390.5 0.00 34 100 16170 -65.1 -88.1 3 23.0 -65.3 260 114 401.9 401.9 305.5 402.0 0.00 35 97 16355 -65.7 -87.7 3 22.0 -65.8 265 107 404.3 404.3 305.7 404.3 0.00 36 75 17942 -59.1 -87.1 1 28.0 -59.5 274 56 449.0 449.0 310.8 449.0 0.00 37 70 18370 -63.1 -88.1 2 25.0 -63.4 260 42 449.4 449.4 310.8 449.4 0.00 38 64 18918 -65.3 -89.3 2 24.0 -65.5 250 41 456.2 456.2 311.4 456.2 0.00 39 58 19523 -60.9 -87.9 2 27.0 -61.3 256 44 479.2 479.2 313.4 479.2 0.00 40 55 19852 -61.9 -88.9 2 27.0 -62.3 267 48 484.2 484.2 313.8 484.2 0.00 41 53 20083 -58.9 -87.9 1 29.0 -59.5 274 51 496.3 496.3 314.7 496.4 0.00 42 50 20450 -57.3 -88.3 1 31.0 -58.1 250 29 508.4 508.4 315.5 508.5 0.00 43 49 20578 -56.1 -88.1 1 32.0 -57.0 246 29 514.2 514.2 315.9 514.3 0.00 44 44 21264 -53.5 -86.5 1 33.0 -54.8 249 30 536.7 536.7 317.3 536.7 0.01 45 41 21715 -56.1 -86.1 1 30.0 -57.2 217 13 541.1 541.1 317.6 541.2 0.01 46 30 23690 -57.7 -87.7 1 30.0 -58.9 270 18 587.3 587.3 320.0 587.4 0.01 47 23 25361 -59.3 -88.3 1 29.0 -60.6 320 10 629.0 629.0 321.9 629.1 0.01 TRP 97 16355 -65.7 -87.7 3 22.0 -65.8 265 107 404.3 404.3 305.7 404.3 0.00 WND 227 10979 -45.8 -74.3 3 28.5 -46.5 250 160 347.4 347.4 296.1 347.4 0.01 Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 925.00 mb = 795.00 m = 2608.24 ft Wetbulb zero: 927.83 mb = 770.25 m = 2527.05 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 53.81 % Est. max temperature: 7.38 C = 45.28 F Sfc-Lift cond lev (LCL): 969.94 mb = 411.07 m = 1348.64 ft T: 3.53 C 700-500 lapse rate: 3.86 C/km ThetaE index: 4.66 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 927.64 mb = 771.96 m = 2532.66 ft Mean mixing ratio: 4.19 g/kg Conv temperature: 7.03 C = 44.65 F Cap Strength: 12.74 C Lifted Index: 13.22 C Risk: None Lifted Index @300 mb: 24.69 C Lifted Index @700 mb: 2.46 C Showalter Index: 15.30 C Risk: None Total Totals Index: 32.50 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 15.50 C K Index: 7.40 Risk: None Sweat Index: 129.00 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.58 J/kg Max Up Vert Vel: 7.29 m/s Conv Inhibition (B-): 0.17 J/kg Cap Strength: 13.19 C Lift Cond Lev (LCL): 930.18 mb = 749.78 m = 2459.86 ft Lev Free Conv (LFC): 915.18 mb = 880.27 m = 2887.98 ft Equ Level (EL): 815.18 mb = 1792.84 m = 5881.96 ft B at Equ Level: 25.18 J/kg Max Parcel Lev (MPL): 715.18 mb = 2804.47 m = 9200.89 ft Wind level data Storm motion: 282 at 38 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 75 340 14 4.8 -13.2 | 80 32 -32.0 -5.4 1 1000 164 350 16 2.8 -15.8 | 77 35 -34.0 -8.0 2 983 305 345 16 4.1 -15.5 | 77 34 -32.7 -7.7 3 946 610 325 13 7.5 -10.6 | 84 29 -29.3 -2.9 4 925 795 320 15 9.6 -11.5 | 82 27 -27.2 -3.7 5 911 914 320 16 10.3 -12.3 | 80 27 -26.5 -4.5 6 850 1465 310 23 17.6 -14.8 | 70 20 -19.2 -7.0 7 844 1524 315 31 21.9 -21.9 | 46 21 -14.9 -14.1 8 811 1829 310 19 14.6 -12.2 | 79 23 -22.2 -4.4 9 780 2134 290 23 21.6 -7.9 | 90 15 -15.2 -0.1 10 750 2438 270 32 32.0 -0.0 | 148 9 -4.8 7.8 11 700 2969 260 51 50.2 8.9 | 219 21 13.4 16.7 12 639 3658 245 64 58.0 27.0 | 211 41 21.2 34.8 13 589 4267 235 72 59.0 41.3 | 204 54 22.2 49.1 14 566 4572 240 77 66.7 38.5 | 213 55 29.9 46.3 15 500 5510 240 83 71.9 41.5 | 215 61 35.1 49.3 16 481 5791 240 84 72.7 42.0 | 216 61 36.0 49.8 17 461 6096 240 94 81.4 47.0 | 219 71 44.6 54.8 18 400 7130 245 113 102.4 47.8 | 230 86 65.6 55.5 19 357 7925 250 134 125.9 45.8 | 239 104 89.1 53.6 20 300 9120 250 138 129.7 47.2 | 239 108 92.9 55.0 21 273 9754 255 136 131.4 35.2 | 246 104 94.6 43.0 22 250 10340 250 147 138.1 50.3 | 240 117 101.3 58.1 23 227 10979 250 160 150.4 54.7 | 241 130 113.6 62.5 24 217 11278 250 160 150.4 54.7 | 241 130 113.6 62.5 25 200 11810 255 134 129.4 34.7 | 245 102 92.6 42.5 26 198 11887 250 134 125.9 45.8 | 239 104 89.1 53.6 27 150 13650 245 146 132.3 61.7 | 234 118 95.5 69.5 28 135 14326 250 157 147.5 53.7 | 241 127 110.7 61.5 29 122 14935 255 129 124.6 33.4 | 245 97 87.8 41.2 30 100 16170 260 114 112.3 19.8 | 250 80 75.5 27.6 31 97 16355 265 107 106.6 9.3 | 256 72 69.8 17.1 32 95 16459 260 114 112.3 19.8 | 250 80 75.5 27.6 33 91 16764 265 98 97.6 8.5 | 255 63 60.8 16.3 34 86 17069 265 103 102.6 9.0 | 256 68 65.8 16.8 35 78 17678 265 69 68.7 6.0 | 247 35 31.9 13.8 36 75 17983 275 54 53.8 -4.7 | 260 17 17.0 3.1 37 71 18288 255 40 38.6 10.4 | 186 18 1.8 18.1 38 70 18370 260 42 41.4 7.3 | 197 16 4.6 15.1 39 61 19202 245 40 36.3 16.9 | 179 25 -0.5 24.7 40 53 20117 275 51 50.8 -4.4 | 257 14 14.0 3.3 41 50 20422 250 27 25.4 9.2 | 146 21 -11.4 17.0 42 50 20450 250 29 27.3 9.9 | 152 20 -9.5 17.7 43 46 21031 230 28 21.4 18.0 | 149 30 -15.3 25.8 44 43 21336 255 31 29.9 8.0 | 157 17 -6.8 15.8 45 41 21641 220 10 6.4 7.7 | 117 34 -30.4 15.5 46 39 21946 205 22 9.3 19.9 | 135 39 -27.5 27.7 47 38 22250 230 23 17.6 14.8 | 140 30 -19.2 22.6 48 36 22555 210 25 12.5 21.7 | 140 38 -24.3 29.4 49 33 23165 220 13 8.4 10.0 | 122 34 -28.4 17.8 50 30 23690 270 18 18.0 -0.0 | 113 20 -18.8 7.8 51 29 23774 295 10 9.1 -4.2 | 97 28 -27.7 3.6 52 27 24079 285 23 22.2 -6.0 | 97 15 -14.6 1.8 53 25 24384 320 10 6.4 -7.7 | 90 30 -30.4 0.1 54 23 24689 320 10 6.4 -7.7 | 90 30 -30.4 0.1 55 19 25298 0 0 -0.0 -0.0 | 102 38 -36.8 7.8 56 18 25603 200 10 3.4 9.4 | 117 38 -33.4 17.2 Wind Parameters Mean winds (0-6000m): 252.0 at 50.1 knts Storm direction: 282.0 at 37.6 knts Shear (0-3000m) pos: 0.0 neg: 9.1 tot: 9.1 10-3/s Storm rel Dir Shear (0-3000m): 137.7 deg Storm rel helicity (0-3000m) pos: 170.5 neg: -93.1 tot: 77.4 m^2/s^2 ave: 25.8 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 13.9 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.07 Bulk Shear: 361.64 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 ------------------------------------------------------------------------------- 500 342 15 78 33| 0.0 3.2 3.2| 30.0 -19.3 10.7 21.3 0.15| 10.0 1.5 1000 331 15 79 30| 0.0 3.9 3.9| 31.1 -39.6 -8.6 -8.6 -0.08| 7.9 -0.7 1500 323 18 77 27| 0.0 6.0 6.0| 31.1 -91.3 -60.3 -40.2 -0.39| 9.3 -3.6 2000 318 19 76 25| 0.0 4.1 4.1| 95.9 -91.3 4.5 2.3 0.03| 11.0 0.4 2500 307 21 77 21| 0.0 7.3 7.3|139.5 -91.3 48.1 19.3 0.29| 12.9 3.7 3000 292 25 83 14| 0.0 9.1 9.1|170.5 -93.1 77.4 25.8 0.33| 13.9 4.5 4000 270 35 164 8| 0.0 9.5 9.5|170.5-173.2 -2.6 -0.7 0.17| 13.8 2.4 5000 258 43 197 18| 0.8 7.9 8.7|306.0-198.4 107.6 21.5 0.21| 12.7 2.7 6000 252 50 205 26| 0.7 7.7 8.4|393.1-198.4 194.7 32.4 0.23| 11.7 2.7 Wrote GIF file: /home/apache/climate/data/raob//RK169/skewt/RK169.skewt.20251213.12.gif