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 RK138... Searching the city database file for: RK138 ... Date:0000Z 18 APR 25 Station: RK138 WMO ident: 47138 Latitude: 36.03 Longitude: 129.38 ------------------------------------------------------------------------------- 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 6 20.8 13.8 64 7.0 16.4 225 6 293.2 295.0 289.2 321.4 9.87 1 1000 83 19.6 13.6 68 6.0 15.8 250 12 292.8 294.5 289.0 320.8 9.83 2 961 424 16.8 12.6 76 4.2 14.2 241 20 293.3 295.0 288.9 320.6 9.58 3 937 640 16.6 10.6 68 6.0 13.0 252 25 295.2 296.7 288.8 320.0 8.59 4 925 750 17.0 9.0 59 8.0 12.3 260 26 296.7 298.1 288.5 319.4 7.81 5 913 862 17.6 8.6 56 9.0 12.3 263 28 298.4 299.8 289.0 321.0 7.70 6 850 1470 14.6 4.6 51 10.0 9.0 275 30 301.4 302.6 288.8 320.2 6.26 7 803 1949 12.2 0.2 44 12.0 5.9 279 33 303.8 304.7 288.3 318.5 4.83 8 774 2256 9.6 0.6 53 9.0 4.9 277 33 304.2 305.2 288.7 320.0 5.17 9 744 2583 8.2 -8.8 29 17.0 0.9 268 29 306.2 306.7 286.9 314.5 2.64 10 700 3083 4.0 -12.0 30 16.0 -2.3 255 26 306.9 307.3 286.7 313.8 2.17 11 566 4766 -10.9 -15.0 72 4.1 -12.2 252 26 308.6 309.0 287.2 315.4 2.11 12 540 5126 -13.5 -20.5 56 7.0 -15.4 246 27 309.7 309.9 286.8 314.2 1.39 13 538 5154 -13.5 -21.5 51 8.0 -15.6 246 27 310.0 310.3 286.8 314.2 1.27 14 534 5211 -13.1 -30.1 23 17.0 -16.6 245 27 311.2 311.3 286.5 313.2 0.59 15 527 5312 -13.5 -37.5 11 24.0 -17.6 243 27 311.9 311.9 286.4 312.9 0.29 16 500 5710 -16.9 -38.9 13 22.0 -20.2 245 28 312.4 312.5 286.5 313.4 0.26 17 481 5999 -18.5 -38.5 15 20.0 -21.5 252 29 313.9 314.0 287.1 315.0 0.29 18 467 6218 -20.5 -28.5 49 8.0 -22.1 257 31 314.1 314.3 287.7 316.8 0.78 19 440 6655 -24.3 -32.3 48 8.0 -25.6 264 34 314.7 314.8 287.6 316.7 0.58 20 414 7095 -28.3 -30.1 84 1.8 -28.6 271 38 315.1 315.2 288.0 317.7 0.76 21 408 7199 -29.3 -32.7 72 3.4 -29.8 273 39 315.1 315.2 287.8 317.2 0.60 22 406 7234 -29.3 -38.3 41 9.0 -30.3 274 39 315.6 315.6 287.7 316.8 0.34 23 402 7305 -29.7 -34.7 62 5.0 -30.4 275 40 315.9 316.0 288.0 317.7 0.50 24 400 7340 -29.9 -35.9 56 6.0 -30.7 275 45 316.1 316.2 288.0 317.7 0.45 25 398 7376 -29.7 -41.7 30 12.0 -30.9 275 45 316.8 316.9 288.0 317.8 0.25 26 388 7556 -30.9 -49.9 14 19.0 -32.3 275 45 317.6 317.6 288.1 318.0 0.10 27 379 7722 -31.9 -53.9 9 22.0 -33.3 275 46 318.4 318.4 288.3 318.7 0.07 28 300 9320 -46.7 -54.7 40 8.0 -47.0 275 48 319.5 319.5 288.7 319.8 0.08 29 265 10128 -54.3 -60.3 48 6.0 -54.4 280 48 320.0 320.0 288.8 320.1 0.04 30 261 10225 -54.9 -62.9 36 8.0 -55.1 280 47 320.5 320.5 288.9 320.6 0.03 31 256 10348 -54.3 -66.3 22 12.0 -54.5 280 45 323.1 323.1 289.8 323.2 0.02 32 250 10500 -54.9 -65.9 24 11.0 -55.1 250 44 324.4 324.5 290.1 324.5 0.02 33 238 10813 -56.1 -68.1 21 12.0 -56.3 253 53 327.2 327.2 290.9 327.3 0.02 34 233 10947 -56.9 -68.9 21 12.0 -57.1 255 63 328.0 328.0 291.2 328.1 0.02 35 208 11669 -53.7 -75.7 5 22.0 -54.0 260 65 343.9 343.9 295.3 343.9 0.01 36 200 11920 -55.1 -77.1 5 22.0 -55.4 250 70 345.5 345.5 295.6 345.5 0.01 37 178 12665 -56.6 -80.4 3 23.8 -56.8 265 83 354.8 354.8 297.7 354.8 0.00 38 176 12736 -56.7 -80.7 3 24.0 -56.9 265 83 355.7 355.7 297.8 355.8 0.00 39 155 13549 -54.1 -84.1 1 30.0 -54.5 285 65 373.3 373.3 301.1 373.4 0.00 40 150 13760 -55.1 -84.1 2 29.0 -55.5 280 43 375.1 375.1 301.5 375.1 0.00 41 125 14913 -58.9 -85.9 2 27.0 -59.2 250 50 388.3 388.3 303.5 388.3 0.00 42 100 16310 -59.3 -87.3 1 28.0 -59.6 285 58 413.2 413.2 306.9 413.2 0.00 43 74 18171 -66.5 -89.5 3 23.0 -66.7 264 36 435.1 435.1 309.4 435.2 0.00 44 70 18510 -64.7 -89.7 2 25.0 -64.9 265 20 446.0 446.0 310.5 446.0 0.00 45 66 18872 -60.3 -88.3 1 28.0 -60.7 267 20 463.1 463.1 312.0 463.1 0.00 46 62 19260 -62.3 -89.3 2 27.0 -62.7 285 8 467.0 467.0 312.4 467.0 0.00 47 52 20362 -55.7 -87.7 1 32.0 -56.6 256 13 506.5 506.5 315.4 506.5 0.00 48 50 20610 -57.9 -87.9 1 30.0 -58.6 300 15 507.0 507.0 315.4 507.1 0.00 49 30 23860 -53.9 -86.9 1 33.0 -55.7 170 5 597.7 597.7 320.5 597.7 0.01 50 27 24536 -55.7 -88.7 1 33.0 -57.3 296 8 610.9 610.9 321.1 611.0 0.01 51 20 26480 -49.1 -86.1 1 37.0 -52.9 325 5 685.9 685.9 324.0 686.0 0.01 52 19 26817 -47.9 -85.9 0 38.0 -52.2 355 5 699.7 699.8 324.4 699.8 0.01 53 16 27946 -49.9 -86.9 1 37.0 -54.0 336 18 728.5 728.5 325.3 728.6 0.01 54 10 31030 -48.3 -86.3 0 38.0 -54.5 310 24 839.3 839.3 328.1 839.5 0.02 55 9.7 31231 -48.5 -86.5 0 38.0 -54.8 845.8 845.9 328.3 846.0 0.02 56 8.0 32511 -43.9 -83.9 0 40.0 -53.1 912.1 912.1 329.7 912.5 0.04 57 7.1 33312 -44.3 -84.3 0 40.0 -53.8 942.1 942.1 330.2 942.6 0.05 TRP 233 10947 -56.9 -68.9 21 12.0 -57.1 255 63 328.0 328.0 291.2 328.1 0.02 WND 178 12665 -56.6 -80.4 3 23.8 -56.8 265 83 354.8 354.8 297.7 354.8 0.00 Sounding variables and indices 1000-500 mb thick: 5627.00 m Freezing level: 664.03 mb = 3534.74 m = 11596.76 ft Wetbulb zero: 731.50 mb = 2722.01 m = 8930.38 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 48.00 % Est. max temperature: 28.62 C = 83.51 F Sfc-Lift cond lev (LCL): 909.80 mb = 891.48 m = 2924.78 ft T: 17.45 C 700-500 lapse rate: 7.96 C/km ThetaE index: 6.12 C Layer 744.0- 566.0 mb Conv cond level (CCL): 740.39 mb = 2622.98 m = 8605.48 ft Mean mixing ratio: 9.05 g/kg Conv temperature: 33.88 C = 92.98 F Cap Strength: 5.50 C Lifted Index: -0.81 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.17 C Lifted Index @700 mb: 3.36 C Showalter Index: -0.57 C Risk: Thunderstorms probable Total Totals Index: 53.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.50 C Cross Totals Index: 21.50 C K Index: 20.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 223.20 Risk: None Energy Index: -1.27 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 133.41 J/kg Max Up Vert Vel: 16.33 m/s Conv Inhibition (B-): 455.73 J/kg Cap Strength: 5.50 C Lift Cond Lev (LCL): 875.97 mb = 1213.90 m = 3982.55 ft Lev Free Conv (LFC): 600.97 mb = 4290.94 m = 14077.70 ft Equ Level (EL): 380.97 mb = 7685.42 m = 25214.31 ft B at Equ Level: 125.94 J/kg Max Parcel Lev (MPL): 230.97 mb = 11002.66 m = 36097.53 ft Wind level data Storm motion: 291 at 20 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 6 225 6 4.2 4.2 | 128 18 -14.4 11.4 1 1000 83 250 12 11.3 4.1 | 147 13 -7.4 11.3 2 974 305 235 17 13.9 9.8 | 164 18 -4.7 16.9 3 940 610 250 25 23.5 8.6 | 197 16 4.9 15.7 4 925 750 260 26 25.6 4.5 | 211 14 7.0 11.7 5 907 914 265 29 28.9 2.5 | 227 14 10.3 9.7 6 850 1470 275 30 29.9 -2.6 | 248 12 11.2 4.6 7 785 2134 280 34 33.5 -5.9 | 265 15 14.8 1.3 8 703 3048 255 24 23.2 6.2 | 199 14 4.5 13.4 9 700 3083 255 26 25.1 6.7 | 205 15 6.5 13.9 10 650 3658 270 26 26.0 -0.0 | 226 10 7.4 7.2 11 601 4267 260 23 22.7 4.0 | 200 12 4.0 11.2 12 578 4572 255 26 25.1 6.7 | 205 15 6.5 13.9 13 515 5486 240 27 23.4 13.5 | 193 21 4.7 20.7 14 500 5710 245 28 25.4 11.8 | 200 20 6.7 19.0 15 474 6096 255 30 29.0 7.8 | 215 18 10.3 14.9 16 401 7315 275 40 39.8 -3.5 | 260 22 21.2 3.7 17 400 7340 275 45 44.8 -3.9 | 263 26 26.2 3.2 18 300 9320 275 48 47.8 -4.2 | 264 29 29.2 3.0 19 281 9754 280 52 51.2 -9.0 | 273 33 32.6 -1.9 20 255 10363 280 45 44.3 -7.8 | 271 26 25.7 -0.6 21 250 10500 250 44 41.3 15.0 | 226 32 22.7 22.2 22 243 10668 250 42 39.5 14.4 | 224 30 20.8 21.5 23 233 10947 255 63 60.9 16.3 | 241 48 42.2 23.5 24 221 11278 260 71 69.9 12.3 | 249 55 51.3 19.5 25 201 11887 260 61 60.1 10.6 | 247 45 41.4 17.8 26 200 11920 250 70 65.8 23.9 | 237 56 47.1 31.1 27 192 12192 250 73 68.6 25.0 | 237 59 50.0 32.1 28 178 12665 265 83 82.7 7.2 | 257 66 64.0 14.4 29 174 12802 265 83 82.7 7.2 | 257 66 64.0 14.4 30 158 13411 285 78 75.3 -20.2 | 283 58 56.7 -13.0 31 151 13716 285 50 48.3 -12.9 | 281 30 29.7 -5.8 32 150 13760 280 43 42.3 -7.5 | 271 24 23.7 -0.3 33 144 14021 265 39 38.9 3.4 | 242 23 20.2 10.6 34 137 14326 260 41 40.4 7.1 | 237 26 21.7 14.3 35 113 15545 240 59 51.1 29.5 | 222 49 32.5 36.7 36 108 15850 260 69 68.0 12.0 | 249 53 49.3 19.1 37 100 16310 285 58 56.0 -15.0 | 282 38 37.4 -7.8 38 98 16459 285 58 56.0 -15.0 | 282 38 37.4 -7.8 39 88 17069 285 35 33.8 -9.1 | 277 15 15.2 -1.9 40 84 17374 260 41 40.4 7.1 | 237 26 21.7 14.3 41 76 17983 255 35 33.8 9.1 | 223 22 15.2 16.2 42 73 18288 270 36 36.0 -0.0 | 248 19 17.4 7.2 43 70 18510 265 20 19.9 1.7 | 188 9 1.3 8.9 44 69 18593 290 26 24.4 -8.9 | 287 6 5.8 -1.7 45 66 18898 265 20 19.9 1.7 | 188 9 1.3 8.9 46 63 19202 290 10 9.4 -3.4 | 112 10 -9.2 3.7 47 60 19507 265 2 2.0 0.2 | 114 18 -16.6 7.3 48 57 19812 205 10 4.2 9.1 | 138 22 -14.4 16.2 49 54 20117 240 16 13.9 8.0 | 163 16 -4.8 15.2 50 52 20422 260 12 11.8 2.1 | 144 11 -6.8 9.3 51 50 20610 300 15 13.0 -7.5 | 87 6 -5.6 -0.3 52 49 20726 280 14 13.8 -2.4 | 134 7 -4.8 4.7 53 47 21031 325 11 6.3 -9.0 | 81 12 -12.3 -1.8 54 45 21336 230 10 7.7 6.4 | 141 17 -11.0 13.6 55 43 21641 280 16 15.8 -2.8 | 147 5 -2.9 4.4 56 41 21946 300 10 8.7 -5.0 | 102 10 -10.0 2.2 57 37 22555 290 10 9.4 -3.4 | 112 10 -9.2 3.7 58 35 22860 320 22 14.1 -16.9 | 25 11 -4.5 -9.7 59 33 23165 285 10 9.7 -2.6 | 117 10 -9.0 4.6 60 30 23860 170 5 -0.9 4.9 | 122 23 -19.5 12.1 61 29 24079 210 1 0.5 0.9 | 114 20 -18.1 8.0 62 25 24994 20 14 -4.8 -13.2 | 76 24 -23.4 -6.0 63 24 25298 65 10 -9.1 -4.2 | 96 28 -27.7 2.9 64 20 26480 325 5 2.9 -4.1 | 101 16 -15.8 3.1 65 20 26518 15 2 -0.5 -1.9 | 105 20 -19.2 5.2 66 17 27432 315 10 7.1 -7.1 | 90 12 -11.6 0.1 67 16 28042 340 19 6.5 -17.9 | 49 16 -12.1 -10.7 68 15 28346 305 15 12.3 -8.6 | 77 7 -6.3 -1.4 69 14 28956 290 24 22.6 -8.2 | 285 4 3.9 -1.0 70 12 29566 320 27 17.4 -20.7 | 5 14 -1.3 -13.5 71 11 30175 335 35 14.8 -31.7 | 9 25 -3.8 -24.6 72 10 31030 310 24 18.4 -15.4 | 2 8 -0.3 -8.3 Wind Parameters Mean winds (0-6000m): 261.0 at 26.6 knts Storm direction: 291.0 at 20.0 knts Shear (0-3000m) pos: 5.2 neg: 2.5 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 73.0 deg Storm rel helicity (0-3000m) pos: 141.4 neg: -54.7 tot: 86.7 m^2/s^2 ave: 28.9 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 3.5 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 5.94 Bulk Shear: 22.47 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 ------------------------------------------------------------------------------- 500 241 16 162 16| 17.2 0.0 17.2| 67.9 0.0 67.9 135.8 0.83| 20.0 16.6 1000 252 21 186 14| 12.9 0.0 12.9|113.9 0.0 113.9 113.9 0.87| 16.4 14.3 1500 260 24 204 12| 9.2 0.0 9.2|128.5 0.0 128.5 85.7 0.88| 12.5 11.0 2000 266 26 218 12| 7.7 0.0 7.7|139.2 0.0 139.2 69.6 0.87| 10.3 9.0 2500 268 27 227 12| 6.2 1.2 7.4|141.4 -24.6 116.9 46.7 0.61| 9.8 6.0 3000 268 27 226 12| 5.2 2.5 7.6|141.4 -54.7 86.7 28.9 0.37| 9.6 3.5 4000 267 27 223 12| 4.3 2.1 6.4|159.0 -61.8 97.2 24.3 0.35| 8.6 3.0 5000 265 26 219 12| 3.5 2.3 5.7|162.1 -74.6 87.5 17.5 0.27| 7.8 2.1 6000 261 27 214 14| 3.4 2.2 5.6|193.7 -84.2 109.4 18.2 0.29| 7.3 2.1 Wrote GIF file: /home/apache/climate/data/raob//RK138/skewt/RK138.skewt.20250418.00.gif