UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for VEMN... Searching the city database file for: VEMN ... Date:0000Z 25 APR 25 Station: VEMN WMO ident: 42314 Latitude: 27.48 Longitude: 95.02 Elevation: 111.00 ------------------------------------------------------------------------------- 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 994 111 19.8 19.5 98 0.3 19.6 20 8 293.5 296.0 293.0 334.7 14.50 1 957 438 18.6 17.5 93 1.1 17.9 85 12 295.4 297.8 292.7 333.5 13.26 2 930 686 21.2 17.8 81 3.4 18.9 125 8 300.5 303.1 294.6 341.3 13.92 3 885 1115 18.8 17.7 93 1.1 18.1 206 16 302.3 305.0 295.6 345.3 14.55 4 857 1392 19.0 17.9 93 1.1 18.2 221 26 305.3 308.2 296.8 350.9 15.23 5 850 1462 17.6 17.3 98 0.3 17.4 225 28 304.6 307.3 296.3 348.6 14.78 6 700 3096 7.0 7.0 100 0.0 7.0 245 38 310.2 311.9 293.8 337.9 9.02 7 500 5790 -6.3 -17.3 41 11.0 -10.2 260 43 325.4 325.7 292.3 332.1 1.97 8 400 7510 -17.5 -31.5 28 14.0 -20.5 275 46 332.2 332.4 293.0 334.8 0.69 9 300 9610 -29.3 -69.3 1 40.0 -31.7 275 78 344.1 344.1 295.3 344.1 0.01 10 250 10890 -38.5 -75.5 1 37.0 -39.8 270 80 348.8 348.8 296.4 348.8 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5679.00 m Freezing level: 594.74 mb = 4513.90 m = 14809.19 ft Wetbulb zero: 618.82 mb = 4082.96 m = 13395.39 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 83.31 % Est. max temperature: 31.12 C = 88.02 F Sfc-Lift cond lev (LCL): 989.94 mb = 146.30 m = 480.00 ft T: 19.67 C 700-500 lapse rate: 4.94 C/km ThetaE index: 18.79 C Layer 850.0- 400.0 mb Conv cond level (CCL): 823.93 mb = 1724.21 m = 5656.78 ft Mean mixing ratio: 13.91 g/kg Conv temperature: 31.83 C = 89.30 F Cap Strength: 3.98 C Lifted Index: 1.18 C Risk: Showers probable Lifted Index @300 mb: 5.78 C Lifted Index @700 mb: -0.17 C Showalter Index: -2.86 C Risk: Severe thunderstorms possible Total Totals Index: 47.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.60 C K Index: 41.20 Risk: > 80 % chance of thunderstorms Sweat Index: 403.30 Risk: Severe Thunderstorms possible Energy Index: -3.32 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.18 J/kg Max Up Vert Vel: 8.96 m/s Conv Inhibition (B-): 152.87 J/kg Cap Strength: 3.91 C Lift Cond Lev (LCL): 918.58 mb = 792.61 m = 2600.39 ft Lev Free Conv (LFC): 703.58 mb = 3053.08 m = 10016.55 ft Equ Level (EL): 633.58 mb = 3894.22 m = 12776.17 ft B at Equ Level: 40.09 J/kg Max Parcel Lev (MPL): 493.58 mb = 5889.63 m = 19322.70 ft Wind level data Storm motion: 274 at 27 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 ---------------------------------------------------------- 0 994 111 20 8 -2.7 -7.5 | 79 30 -29.2 -5.9 1 972 305 65 14 -12.7 -5.9 | 84 39 -39.2 -4.3 2 938 610 110 9 -8.5 3.1 | 98 35 -35.0 4.7 3 925 731 135 7 -4.9 4.9 | 102 32 -31.5 6.6 4 906 914 195 9 2.3 8.7 | 113 26 -24.2 10.4 5 850 1462 225 28 19.8 19.8 | 163 22 -6.7 21.5 6 814 1829 225 35 24.7 24.7 | 176 26 -1.8 26.4 7 785 2134 230 34 26.0 21.9 | 179 24 -0.5 23.5 8 757 2438 230 33 25.3 21.2 | 177 23 -1.2 22.9 9 730 2743 240 36 31.2 18.0 | 193 20 4.7 19.7 10 700 3096 245 38 34.4 16.1 | 204 19 7.9 17.7 11 653 3658 250 44 41.3 15.0 | 222 22 14.8 16.7 12 628 3962 245 44 39.9 18.6 | 213 24 13.4 20.3 13 605 4267 245 45 40.8 19.0 | 215 25 14.3 20.7 14 582 4572 245 49 44.4 20.7 | 219 29 17.9 22.4 15 560 4877 250 50 47.0 17.1 | 228 28 20.5 18.8 16 519 5486 255 47 45.4 12.2 | 234 23 18.9 13.8 17 500 5790 260 43 42.3 7.5 | 240 18 15.8 9.1 18 481 6096 265 41 40.8 3.6 | 250 15 14.3 5.2 19 400 7510 275 46 45.8 -4.0 | 277 19 19.3 -2.3 20 394 7620 275 46 45.8 -4.0 | 277 19 19.3 -2.3 21 320 9144 270 74 74.0 -0.0 | 268 48 47.5 1.7 22 300 9610 275 78 77.7 -6.8 | 276 51 51.2 -5.1 23 258 10668 270 84 84.0 -0.0 | 268 58 57.5 1.7 24 250 10890 270 80 80.0 -0.0 | 268 54 53.5 1.7 25 203 12192 265 72 71.7 6.3 | 260 46 45.2 7.9 Wind Parameters Mean winds (0-6000m): 243.6 at 35.4 knts Storm direction: 273.6 at 26.6 knts Shear (0-3000m) pos: 7.6 neg: 0.0 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 125.9 deg Storm rel helicity (0-3000m) pos: 428.1 neg: -3.9 tot: 424.2 m^2/s^2 ave: 141.4 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 13.0 stream: 10.0 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 0.14 Bulk Shear: 288.05 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 70 11 87 37| 12.4 0.0 12.4|123.8 0.0 123.8 247.6 0.61| 21.2 12.9 1000 114 11 99 37| 12.2 0.0 12.2|240.7 0.0 240.7 240.7 0.70| 20.7 14.4 1500 197 15 126 27| 13.1 0.0 13.1|344.0 0.0 344.0 229.4 0.78| 19.6 15.2 2000 215 20 140 23| 10.6 0.0 10.6|373.1 0.0 373.1 186.6 0.76| 16.4 12.6 2500 221 23 148 22| 8.5 0.0 8.5|392.6 -3.9 388.7 155.5 0.75| 14.1 10.6 3000 227 25 156 20| 7.6 0.0 7.6|428.1 -3.9 424.2 141.4 0.77| 13.0 10.0 4000 236 30 173 19| 6.3 0.5 6.8|460.1 -20.8 439.4 109.8 0.71| 11.0 7.9 5000 239 33 187 19| 5.5 0.4 5.8|515.3 -20.8 494.6 98.9 0.71| 9.9 7.1 6000 244 35 197 18| 3.8 0.3 4.1|552.2 -20.8 531.4 88.6 0.69| 9.4 6.5 Wrote GIF file: /home/apache/climate/data/raob//VEMN/skewt/VEMN.skewt.20250425.00.gif