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 RK169... Searching the city database file for: RK169 ... Date:0000Z 18 APR 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 1001 77 16.4 12.3 77 4.1 13.9 170 17 289.5 291.1 287.0 314.8 9.01 1 1000 85 15.8 12.1 79 3.7 13.6 185 13 289.0 290.5 286.7 313.9 8.90 2 998 102 14.4 11.5 83 2.9 12.7 190 13 287.7 289.2 285.9 311.7 8.56 3 992 153 16.0 11.4 74 4.6 13.3 205 15 289.8 291.3 286.7 314.0 8.56 4 989 179 19.2 12.2 64 7.0 14.9 213 16 293.3 294.9 288.5 319.2 9.06 5 945 571 18.4 12.4 68 6.0 14.6 267 17 296.3 298.0 290.0 324.1 9.61 6 937 644 19.8 11.8 60 8.0 14.8 269 17 298.5 300.1 290.5 325.7 9.31 7 925 755 19.2 11.2 60 8.0 14.2 265 19 298.9 300.6 290.4 325.5 9.06 8 850 1476 14.2 8.2 67 6.0 10.6 255 16 301.0 302.5 290.2 324.9 8.05 9 815 1829 11.2 8.3 82 2.9 9.5 258 18 301.5 303.0 290.7 326.6 8.46 10 797 2015 10.4 3.4 62 7.0 6.6 256 19 302.6 303.7 289.0 321.0 6.14 11 776 2238 11.0 -9.0 24 20.0 2.4 253 19 305.5 306.0 286.5 313.4 2.49 12 752 2499 9.2 -10.8 23 20.0 0.9 257 19 306.3 306.7 286.5 313.4 2.23 13 700 3089 4.8 -10.2 33 15.0 -1.4 285 22 307.8 308.3 287.3 315.8 2.51 14 613 4152 -5.1 -14.1 49 9.0 -8.3 277 24 308.3 308.7 287.1 315.0 2.09 15 592 4426 -6.5 -22.5 27 16.0 -11.0 277 25 309.8 310.0 286.5 313.3 1.06 16 585 4519 -6.1 -37.1 7 31.0 -12.2 281 25 311.3 311.4 286.1 312.3 0.27 17 527 5329 -11.5 -33.5 14 22.0 -15.9 271 28 314.3 314.3 287.3 315.8 0.43 18 500 5730 -14.9 -28.9 29 14.0 -17.9 275 29 314.9 315.0 287.9 317.3 0.70 19 439 6697 -22.7 -32.7 40 10.0 -24.4 285 35 316.9 317.0 288.4 318.9 0.56 20 400 7370 -28.5 -41.5 28 13.0 -29.9 290 39 317.9 318.0 288.3 318.9 0.25 21 319 8948 -41.7 -57.7 16 16.0 -42.3 302 41 320.9 320.9 289.1 321.1 0.05 22 300 9360 -45.9 -56.9 28 11.0 -46.3 320 43 320.7 320.7 289.0 320.9 0.06 23 295 9471 -47.1 -56.1 35 9.0 -47.4 322 45 320.5 320.5 289.0 320.8 0.07 24 250 10550 -53.7 -65.7 22 12.0 -53.9 300 28 326.2 326.2 290.6 326.3 0.02 25 225 11223 -57.3 -70.3 18 13.0 -57.5 286 47 330.7 330.7 291.9 330.7 0.01 26 200 11970 -56.3 -76.3 6 20.0 -56.5 280 69 343.6 343.6 295.2 343.6 0.01 27 186 12432 -54.1 -81.1 2 27.0 -54.4 273 63 354.4 354.4 297.5 354.4 0.00 28 167 13119 -55.3 -82.8 2 27.5 -55.6 270 85 363.5 363.5 299.4 363.5 0.00 29 150 13800 -56.5 -84.5 2 28.0 -56.8 280 72 372.7 372.7 301.1 372.7 0.00 30 143 14102 -57.3 -85.3 2 28.0 -57.6 279 69 376.5 376.5 301.6 376.5 0.00 31 137 14374 -55.7 -84.7 1 29.0 -56.1 278 66 383.9 383.9 302.9 383.9 0.00 32 100 16340 -63.7 -87.7 2 24.0 -63.9 255 55 404.7 404.7 305.8 404.7 0.00 33 93 16781 -66.9 -88.9 3 22.0 -67.0 250 65 406.8 406.8 306.1 406.8 0.00 34 70 18520 -61.3 -88.3 2 27.0 -61.7 270 23 453.2 453.2 311.1 453.3 0.00 35 64 19072 -64.1 -89.1 2 25.0 -64.4 263 19 458.9 458.9 311.7 458.9 0.00 36 50 20600 -58.9 -88.9 1 30.0 -59.6 264 12 504.7 504.7 315.3 504.7 0.00 37 34 23056 -52.7 -86.7 1 34.0 -54.5 326 11 579.8 579.8 319.6 579.9 0.01 38 31 23650 -54.9 -86.9 1 32.0 -56.5 65 11 589.4 589.4 320.1 589.5 0.01 39 30 23860 -53.5 -86.5 1 33.0 -55.4 55 11 598.8 598.8 320.6 598.8 0.01 40 23 25571 -52.5 -86.5 1 34.0 -55.0 104 13 649.0 649.0 322.6 649.1 0.01 41 20 26480 -49.3 -85.3 1 36.0 -53.0 145 3 685.3 685.3 324.0 685.4 0.01 42 16 27957 -44.9 -82.9 1 38.0 -50.8 341 10 744.8 744.8 325.8 745.0 0.03 43 11 30433 -49.9 -84.9 1 35.0 -55.1 308 26 810.9 810.9 327.5 811.1 0.03 44 10 31060 -47.3 -84.3 1 37.0 -53.9 280 26 843.0 843.0 328.2 843.3 0.03 45 6.8 33652 -40.1 -81.1 0 41.0 -52.2 971.3 971.3 330.7 972.2 0.08 46 5.7 34856 -40.3 -81.3 0 41.0 -53.2 1020.7 1020.8 331.5 1021.8 0.09 TRP 93 16781 -66.9 -88.9 3 22.0 -67.0 250 65 406.8 406.8 306.1 406.8 0.00 WND 167 13119 -55.3 -82.8 2 27.5 -55.6 270 85 363.5 363.5 299.4 363.5 0.00 Sounding variables and indices 1000-500 mb thick: 5645.00 m Freezing level: 657.82 mb = 3604.58 m = 11825.90 ft Wetbulb zero: 731.55 mb = 2726.28 m = 8944.37 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 40.96 % Est. max temperature: 27.93 C = 82.27 F Sfc-Lift cond lev (LCL): 941.62 mb = 601.49 m = 1973.38 ft T: 18.99 C 700-500 lapse rate: 7.46 C/km ThetaE index: 13.18 C Layer 797.0- 752.0 mb Conv cond level (CCL): 736.77 mb = 2667.83 m = 8752.60 ft Mean mixing ratio: 9.14 g/kg Conv temperature: 33.69 C = 92.65 F Cap Strength: 5.06 C Lifted Index: 0.14 C Risk: Showers probable Lifted Index @300 mb: -0.69 C Lifted Index @700 mb: 3.37 C Showalter Index: -1.09 C Risk: Thunderstorms probable Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.10 C Cross Totals Index: 23.10 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 223.40 Risk: None Energy Index: -1.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 119.68 J/kg Max Up Vert Vel: 15.47 m/s Conv Inhibition (B-): 386.28 J/kg Cap Strength: 4.88 C Lift Cond Lev (LCL): 858.87 mb = 1387.49 m = 4552.08 ft Lev Free Conv (LFC): 613.87 mb = 4141.02 m = 13585.87 ft Equ Level (EL): 593.87 mb = 4401.13 m = 14439.24 ft B at Equ Level: 40.40 J/kg Max Parcel Lev (MPL): 243.87 mb = 10708.51 m = 35132.48 ft Wind level data Storm motion: 302 at 17 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 1001 77 170 17 -3.0 16.7 | 146 31 -17.0 25.5 1 1000 85 185 13 1.1 13.0 | 149 25 -12.9 21.7 2 975 305 250 19 17.9 6.5 | 194 16 3.8 15.2 3 941 610 270 17 17.0 -0.0 | 199 9 3.0 8.7 4 925 755 265 19 18.9 1.7 | 205 11 4.9 10.4 5 908 914 265 19 18.9 1.7 | 205 11 4.9 10.4 6 850 1476 255 16 15.5 4.1 | 186 13 1.4 12.9 7 845 1524 260 17 16.7 3.0 | 193 12 2.7 11.7 8 785 2134 255 20 19.3 5.2 | 201 15 5.3 13.9 9 757 2438 250 18 16.9 6.2 | 191 15 2.9 14.9 10 730 2743 290 21 19.7 -7.2 | 255 6 5.7 1.5 11 700 3089 285 22 21.3 -5.7 | 247 8 7.2 3.0 12 651 3658 285 20 19.3 -5.2 | 236 6 5.3 3.5 13 626 3962 285 22 21.3 -5.7 | 247 8 7.2 3.0 14 602 4267 270 25 25.0 -0.0 | 231 14 11.0 8.7 15 579 4572 285 25 24.1 -6.5 | 257 10 10.1 2.3 16 536 5182 270 28 28.0 -0.0 | 238 16 14.0 8.7 17 500 5730 275 29 28.9 -2.5 | 247 16 14.8 6.2 18 476 6096 280 32 31.5 -5.6 | 260 18 17.5 3.2 19 400 7370 290 39 36.6 -13.3 | 282 23 22.6 -4.6 20 338 8534 295 46 41.7 -19.4 | 291 30 27.6 -10.7 21 310 9144 305 38 31.1 -21.8 | 307 22 17.1 -13.1 22 300 9360 320 43 27.6 -32.9 | 331 28 13.6 -24.2 23 270 10058 335 53 22.4 -48.0 | 348 40 8.4 -39.3 24 257 10363 330 33 16.5 -28.6 | 353 20 2.5 -19.9 25 250 10550 300 28 24.2 -14.0 | 297 11 10.2 -5.3 26 245 10668 295 29 26.3 -12.3 | 286 13 12.2 -3.5 27 213 11582 280 59 58.1 -10.2 | 272 44 44.1 -1.5 28 203 11887 270 60 60.0 -0.0 | 259 47 46.0 8.7 29 200 11970 280 69 68.0 -12.0 | 273 54 53.9 -3.3 30 193 12192 285 68 65.7 -17.6 | 280 52 51.6 -8.9 31 184 12497 270 62 62.0 -0.0 | 260 49 48.0 8.7 32 176 12802 255 78 75.3 20.2 | 245 68 61.3 28.9 33 167 13119 270 85 85.0 -0.0 | 263 71 71.0 8.7 34 159 13411 270 85 85.0 -0.0 | 263 71 71.0 8.7 35 152 13716 280 84 82.7 -14.6 | 275 69 68.7 -5.9 36 150 13800 280 72 70.9 -12.5 | 274 57 56.9 -3.8 37 114 15545 275 54 53.8 -4.7 | 264 40 39.8 4.0 38 108 15850 265 47 46.8 4.1 | 249 35 32.8 12.8 39 100 16340 255 55 53.1 14.2 | 240 45 39.1 23.0 40 98 16459 255 55 53.1 14.2 | 240 45 39.1 23.0 41 93 16781 250 65 61.1 22.2 | 237 56 47.0 31.0 42 89 17069 260 66 65.0 11.5 | 248 55 51.0 20.2 43 80 17678 285 42 40.6 -10.9 | 275 27 26.5 -2.1 44 76 17983 255 32 30.9 8.3 | 225 24 16.9 17.0 45 73 18288 265 30 29.9 2.6 | 234 19 15.8 11.3 46 70 18520 270 23 23.0 -0.0 | 226 13 9.0 8.7 47 69 18593 245 31 28.1 13.1 | 213 26 14.1 21.8 48 66 18898 275 18 17.9 -1.6 | 209 8 3.9 7.2 49 63 19202 255 20 19.3 5.2 | 201 15 5.3 13.9 50 60 19507 270 25 25.0 -0.0 | 231 14 11.0 8.7 51 52 20422 255 14 13.5 3.6 | 178 12 -0.5 12.3 52 43 21641 305 4 3.3 -2.3 | 121 13 -10.8 6.4 53 35 22860 290 10 9.4 -3.4 | 139 7 -4.6 5.3 54 32 23470 35 13 -7.5 -10.6 | 85 22 -21.5 -1.9 55 30 23774 85 10 -10.0 -0.9 | 108 25 -24.0 7.9 56 30 23860 55 11 -9.0 -6.3 | 96 23 -23.1 2.4 57 29 24079 55 11 -9.0 -6.3 | 96 23 -23.1 2.4 58 26 24689 340 1 0.3 -0.9 | 120 16 -13.7 7.8 59 24 25298 95 13 -13.0 1.1 | 110 29 -27.0 9.9 60 22 25908 115 12 -10.9 5.1 | 119 28 -24.9 13.8 61 20 26480 145 3 -1.7 2.5 | 125 19 -15.8 11.2 62 19 26822 230 1 0.8 0.6 | 125 16 -13.3 9.4 63 16 28042 350 11 1.9 -10.8 | 80 12 -12.1 -2.1 64 14 28651 315 15 10.6 -10.6 | 61 4 -3.4 -1.9 65 11 30175 320 26 16.7 -19.9 | 347 12 2.7 -11.2 66 10 31060 280 26 25.6 -4.5 | 250 12 11.6 4.2 Wind Parameters Mean winds (0-6000m): 271.9 at 22.0 knts Storm direction: 301.9 at 16.5 knts Shear (0-3000m) pos: 6.0 neg: 0.8 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 101.2 deg Storm rel helicity (0-3000m) pos: 148.7 neg: -22.0 tot: 126.7 m^2/s^2 ave: 42.2 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 4.6 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 8.41 Bulk Shear: 14.23 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 ------------------------------------------------------------------------------- 500 245 17 185 16| 26.5 0.0 26.5|109.9 0.0 109.9 219.8 0.66| 30.3 20.0 1000 256 18 194 13| 13.3 1.0 14.3|113.2 -3.7 109.4 109.4 0.59| 16.9 10.0 1500 257 18 194 13| 8.8 0.9 9.7|118.7 -12.9 105.8 70.5 0.49| 12.9 6.3 2000 257 18 195 13| 6.6 1.2 7.8|123.8 -12.9 110.9 55.5 0.49| 10.4 5.1 2500 257 18 195 13| 5.9 1.0 6.9|136.0 -20.5 115.5 46.2 0.45| 9.9 4.4 3000 262 19 201 12| 6.0 0.8 6.8|148.7 -22.0 126.7 42.2 0.46| 9.9 4.6 4000 269 19 210 10| 4.5 0.9 5.4|150.9 -26.6 124.3 31.1 0.40| 8.2 3.3 5000 271 21 218 11| 3.9 1.4 5.3|167.5 -44.4 123.1 24.6 0.32| 8.3 2.6 6000 272 22 225 11| 3.7 1.1 4.9|194.1 -47.5 146.6 24.4 0.35| 7.6 2.7 Wrote GIF file: /home/apache/climate/data/raob//RK169/skewt/RK169.skewt.20250418.00.gif