UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052000.upa.cvt Date: 0000Z 20 MAY 25 Searching for ZKPY... Searching the city database file for: ZKPY ... Date:0000Z 20 MAY 25 Station: ZKPY WMO ident: 47058 Latitude: 39.03 Longitude: 125.78 Elevation: 38.00 ------------------------------------------------------------------------------- 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 1003 38 18.2 16.5 90 1.7 17.1 90 3 291.1 293.2 290.2 324.6 11.85 1 1000 57 18.2 16.8 92 1.4 17.3 100 3 291.4 293.5 290.5 325.6 12.12 2 988 160 16.8 16.8 100 0.0 16.8 113 4 291.0 293.1 290.4 325.5 12.27 3 933 646 13.0 13.0 100 0.0 13.0 176 7 291.9 293.7 288.9 320.6 10.13 4 925 719 14.6 14.6 100 0.0 14.6 185 7 294.2 296.3 290.8 326.8 11.37 5 916 803 20.0 20.0 100 0.0 20.0 194 8 300.6 303.6 296.3 348.3 16.28 6 907 888 21.0 19.3 90 1.7 19.8 204 9 302.5 305.4 296.4 349.0 15.72 7 850 1450 20.2 4.2 35 16.0 11.0 265 17 307.3 308.4 290.6 325.9 6.09 8 775 2239 15.2 0.2 36 15.0 7.1 263 26 310.2 311.1 290.5 325.8 5.01 9 747 2549 12.2 4.2 58 8.0 7.6 262 29 310.2 311.5 292.2 331.6 6.94 10 700 3090 8.4 2.4 66 6.0 5.1 260 35 311.8 313.0 292.3 332.0 6.51 11 687 3244 6.8 5.4 91 1.4 6.0 262 35 311.7 313.2 293.6 337.1 8.22 12 588 4500 -2.5 -5.8 78 3.3 -4.0 278 37 315.0 315.9 291.3 328.5 4.22 13 557 4926 -6.9 -7.6 95 0.7 -7.2 284 37 314.8 315.5 290.9 327.2 3.88 14 502 5729 -11.9 -15.5 75 3.6 -13.1 295 38 318.2 318.6 290.5 325.7 2.28 15 500 5760 -10.9 -15.9 67 5.0 -12.6 295 38 319.7 320.2 290.9 327.2 2.21 16 499 5775 -10.9 -16.9 61 6.0 -12.9 295 38 319.9 320.3 290.8 326.8 2.04 17 400 7440 -21.7 -47.7 8 26.0 -24.8 280 40 326.8 326.8 290.9 327.3 0.13 18 334 8729 -32.5 -55.5 8 23.0 -34.0 283 39 329.3 329.3 291.6 329.6 0.06 19 300 9470 -39.5 -61.5 8 22.0 -40.4 285 38 329.7 329.7 291.7 329.8 0.03 20 250 10690 -47.5 -67.5 8 20.0 -48.0 275 38 335.4 335.5 293.2 335.5 0.02 21 216 11641 -51.5 -70.5 9 19.0 -51.8 272 45 343.6 343.6 295.2 343.6 0.01 22 215 11671 -49.9 -69.9 8 20.0 -50.3 272 45 346.5 346.5 295.8 346.6 0.01 23 200 12140 -51.1 -71.1 7 20.0 -51.5 270 48 351.8 351.9 297.0 351.9 0.01 24 151 13957 -51.9 -70.9 8 19.0 -52.4 275 54 379.9 379.9 302.2 380.0 0.02 25 150 14000 -52.5 -71.5 8 19.0 -52.9 275 54 379.6 379.6 302.2 379.7 0.02 26 104 16326 -60.5 -78.5 8 18.0 -60.7 280 45 406.3 406.3 306.0 406.3 0.01 27 100 16570 -60.7 -78.7 8 18.0 -61.0 280 44 410.4 410.4 306.6 410.5 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5703.00 m Freezing level: 614.61 mb = 4162.23 m = 13655.44 ft Wetbulb zero: 627.75 mb = 3971.91 m = 13031.05 ft Precipitable water: 1.51 inches Sfc-500 mean rel hum: 73.79 % Est. max temperature: 34.16 C = 93.48 F Sfc-Lift cond lev (LCL): 978.32 mb = 243.85 m = 800.02 ft T: 16.15 C 700-500 lapse rate: 7.23 C/km ThetaE index: 23.22 C Layer 850.0- 747.0 mb Conv cond level (CCL): 985.85 mb = 178.82 m = 586.68 ft Mean mixing ratio: 12.17 g/kg Conv temperature: 18.09 C = 64.55 F Cap Strength: 8.46 C Lifted Index: 1.21 C Risk: Showers probable Lifted Index @300 mb: 1.96 C Lifted Index @700 mb: 4.75 C Showalter Index: 2.32 C Risk: Showers probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.10 C Cross Totals Index: 15.10 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 122.40 Risk: None Energy Index: 0.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.93 J/kg Max Up Vert Vel: 9.89 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.46 C Lift Cond Lev (LCL): 950.18 mb = 491.42 m = 1612.25 ft Lev Free Conv (LFC): 945.18 mb = 536.17 m = 1759.08 ft Equ Level (EL): 925.18 mb = 717.32 m = 2353.38 ft B at Equ Level: 45.11 J/kg Max Parcel Lev (MPL): 895.18 mb = 1001.68 m = 3286.31 ft Wind level data Storm motion: 303 at 21 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 1003 38 90 3 -3.0 0.0 | 119 23 -20.4 11.1 1 1000 57 100 3 -3.0 0.5 | 120 23 -20.3 11.6 2 925 719 185 7 0.6 7.0 | 137 25 -16.7 18.0 3 850 1450 265 17 16.9 1.5 | 178 13 -0.4 12.5 4 700 3090 260 35 34.5 6.1 | 225 24 17.1 17.1 5 500 5760 295 38 34.4 -16.1 | 286 18 17.1 -5.0 6 400 7440 280 40 39.4 -6.9 | 259 22 22.0 4.1 7 300 9470 285 38 36.7 -9.8 | 266 19 19.4 1.2 8 250 10690 275 38 37.9 -3.3 | 249 22 20.5 7.8 9 200 12140 270 48 48.0 -0.0 | 250 33 30.6 11.1 10 150 14000 275 54 53.8 -4.7 | 260 37 36.4 6.4 11 100 16570 280 44 43.3 -7.6 | 262 26 26.0 3.4 Wind Parameters Mean winds (0-6000m): 272.5 at 27.4 knts Storm direction: 302.5 at 20.6 knts Shear (0-3000m) pos: 3.6 neg: 2.8 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 105.8 deg Storm rel helicity (0-3000m) pos: 186.4 neg: 0.0 tot: 186.4 m^2/s^2 ave: 62.1 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 6.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.40 Bulk Shear: 123.56 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 ------------------------------------------------------------------------------- 500 140 4 126 25| 5.9 0.0 5.9| 35.4 0.0 35.4 70.7 0.88| 6.3 5.5 1000 184 6 136 24| 6.9 0.0 6.9| 94.6 0.0 94.6 94.6 0.92| 8.2 7.5 1500 231 9 148 20| 7.2 0.0 7.2|134.9 0.0 134.9 89.9 0.80| 10.0 8.0 2000 248 12 158 17| 5.4 1.4 6.8|152.9 0.0 152.9 76.4 0.82| 8.9 7.3 2500 254 15 168 15| 4.3 2.3 6.6|170.2 0.0 170.2 68.1 0.80| 8.3 6.6 3000 256 18 179 15| 3.6 2.8 6.4|186.4 0.0 186.4 62.1 0.77| 7.9 6.0 4000 260 22 196 15| 3.0 2.1 5.2|230.0 0.0 230.0 57.5 0.79| 6.9 5.5 5000 266 25 211 15| 2.8 1.7 4.5|271.9 0.0 271.9 54.4 0.81| 6.4 5.2 6000 273 27 226 14| 2.5 1.4 3.9|300.7 -6.6 294.1 49.0 0.79| 6.0 4.7 Wrote GIF file: /home/apache/climate/data/raob//ZKPY/skewt/ZKPY.skewt.20250520.00.gif