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 WMKD... Searching the city database file for: WMKD ... Date:0000Z 18 APR 25 Station: WMKD WMO ident: 48657 Latitude: 3.78 Longitude: 103.22 Elevation: 16.00 ------------------------------------------------------------------------------- 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 1007 16 24.2 23.3 95 0.9 23.6 290 2 296.8 300.0 296.5 349.3 18.17 1 1004 44 25.0 24.6 98 0.4 24.7 301 3 297.8 301.4 297.7 355.2 19.75 2 1000 81 25.6 25.0 96 0.6 25.2 315 5 298.8 302.4 298.3 358.1 20.33 3 999 90 25.6 25.0 96 0.6 25.2 318 5 298.8 302.5 298.4 358.3 20.35 4 928 739 22.8 21.4 92 1.4 21.8 356 5 302.3 305.6 297.5 354.3 17.55 5 925 767 22.8 21.0 90 1.8 21.5 350 5 302.6 305.8 297.4 353.5 17.17 6 910 910 22.6 19.2 81 3.4 20.2 321 7 303.8 306.7 296.7 350.1 15.57 7 850 1502 18.8 16.3 85 2.5 17.1 320 11 305.8 308.4 296.0 347.3 13.85 8 784 2193 15.8 11.6 76 4.2 13.0 339 18 309.8 311.9 295.1 343.4 11.01 9 725 2855 12.6 8.7 77 3.9 10.2 321 17 313.3 315.1 295.2 343.6 9.79 10 700 3150 11.4 6.4 71 5.0 8.3 310 15 315.1 316.8 294.8 342.2 8.65 11 687 3306 10.6 4.6 66 6.0 7.1 313 14 315.9 317.4 294.4 340.3 7.77 12 664 3588 8.6 5.4 80 3.2 6.6 318 13 316.8 318.4 295.1 343.5 8.51 13 603 4376 3.4 1.9 90 1.5 2.5 353 13 319.6 321.0 295.0 342.9 7.30 14 540 5261 -1.9 -6.9 69 5.0 -4.3 36 14 323.5 324.4 293.7 337.5 4.22 15 526 5470 -2.3 -11.3 50 9.0 -6.2 48 14 325.5 326.1 293.3 335.8 3.07 16 500 5870 -4.7 -13.7 49 9.0 -8.3 50 13 327.3 327.8 293.4 336.4 2.65 17 464 6457 -7.9 -19.9 37 12.0 -12.0 56 13 330.4 330.7 293.4 336.4 1.70 18 445 6782 -9.7 -27.7 22 18.0 -14.6 57 13 332.1 332.3 293.2 335.3 0.88 19 400 7600 -14.5 -37.5 12 23.0 -19.1 60 13 336.1 336.2 293.7 337.6 0.38 20 391 7772 -15.3 -36.3 15 21.0 -19.6 67 15 337.3 337.4 294.1 339.0 0.44 21 346 8684 -20.9 -40.9 15 20.0 -24.2 82 19 341.7 341.8 295.0 342.9 0.31 22 336 8900 -22.9 -35.9 29 13.0 -25.3 86 20 341.9 342.0 295.3 343.9 0.53 23 328 9076 -24.3 -32.3 48 8.0 -25.9 89 21 342.3 342.5 295.6 345.2 0.77 24 300 9720 -28.7 -38.7 38 10.0 -30.2 85 22 344.9 345.0 295.9 346.7 0.45 25 252 10936 -39.1 -51.1 27 12.0 -39.9 94 21 347.1 347.2 296.1 347.7 0.14 26 250 10990 -39.5 -51.5 27 12.0 -40.4 95 21 347.3 347.4 296.1 347.9 0.13 27 200 12480 -52.1 -63.1 25 11.0 -52.4 105 21 350.3 350.3 296.7 350.4 0.04 28 150 14280 -66.5 -76.5 23 10.0 -66.5 100 39 355.5 355.5 297.8 355.6 0.01 29 114 15890 -77.7 -89.7 13 12.0 -77.7 80 36 363.7 363.7 299.4 363.7 0.00 30 105 16360 -76.7 -89.7 11 13.0 -76.7 105 17 374.3 374.3 301.3 374.3 0.00 31 100 16640 -76.7 -89.7 11 13.0 -76.7 120 6 379.5 379.5 302.2 379.5 0.00 32 98 16756 -77.7 -90.7 11 13.0 -77.7 129 6 379.8 379.8 302.2 379.8 0.00 33 95 16934 -79.1 -92.1 10 13.0 -79.1 144 7 380.4 380.4 302.3 380.4 0.00 34 91 17178 -80.3 -94.3 8 14.0 -80.3 164 8 382.8 382.8 302.7 382.8 0.00 35 70 18680 -76.1 -93.1 5 17.0 -76.2 285 31 421.6 421.6 307.9 421.6 0.00 36 68 18846 -76.3 -93.3 5 17.0 -76.3 285 31 424.7 424.7 308.3 424.7 0.00 37 59 19670 -71.1 -92.1 3 21.0 -71.2 285 32 453.9 453.9 311.2 453.9 0.00 38 53 20308 -66.7 -94.7 1 28.0 -67.0 285 32 478.3 478.3 313.3 478.3 0.00 39 50 20660 -65.5 -94.5 1 29.0 -65.8 285 32 489.1 489.1 314.1 489.1 0.00 40 48 20912 -62.9 -91.9 1 29.0 -63.3 276 29 501.1 501.1 315.0 501.1 0.00 41 39 22201 -62.1 -92.1 1 30.0 -62.7 288 24 533.8 533.8 317.2 533.8 0.00 42 36 22697 -62.7 -91.7 1 29.0 -63.3 304 23 544.6 544.6 317.8 544.6 0.00 43 30 23830 -61.3 -91.3 1 30.0 -62.1 340 21 577.5 577.5 319.5 577.5 0.00 44 29 24040 -61.5 -91.5 1 30.0 -62.3 342 20 582.6 582.6 319.8 582.6 0.00 45 27 24489 -56.1 -87.1 1 31.0 -57.6 348 19 609.8 609.8 321.0 609.9 0.01 46 26 24730 -53.5 -85.5 1 32.0 -55.6 623.8 623.8 321.6 623.9 0.01 47 24 25246 -53.3 -85.3 1 32.0 -55.5 638.8 638.8 322.3 638.9 0.01 TRP 114 15890 -77.7 -89.7 13 12.0 -77.7 80 36 363.7 363.7 299.4 363.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 562.58 mb = 4943.76 m = 16219.48 ft Wetbulb zero: 579.46 mb = 4695.27 m = 15404.25 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 78.57 % Est. max temperature: 33.06 C = 91.51 F Sfc-Lift cond lev (LCL): 994.30 mb = 131.31 m = 430.80 ft T: 25.42 C 700-500 lapse rate: 5.92 C/km ThetaE index: 14.93 C Layer 928.0- 725.0 mb Conv cond level (CCL): 893.83 mb = 1065.57 m = 3495.94 ft Mean mixing ratio: 18.44 g/kg Conv temperature: 31.83 C = 89.29 F Cap Strength: 1.25 C Lifted Index: -3.55 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.11 C Lifted Index @700 mb: -0.57 C Showalter Index: -0.79 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.00 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 230.60 Risk: None Energy Index: -2.16 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1274.07 J/kg Max Up Vert Vel: 50.48 m/s Conv Inhibition (B-): 18.97 J/kg Cap Strength: 1.19 C Lift Cond Lev (LCL): 939.02 mb = 634.77 m = 2082.56 ft Lev Free Conv (LFC): 854.02 mb = 1461.06 m = 4793.45 ft Equ Level (EL): 144.02 mb = 14518.69 m = 47632.91 ft B at Equ Level: 1256.41 J/kg Max Parcel Lev (MPL): 84.02 mb = 17635.30 m = 57857.91 ft Wind level data Storm motion: 16 at 10 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 1007 16 290 2 1.9 -0.7 | 208 10 4.6 8.4 1 1000 81 315 5 3.5 -3.5 | 228 8 6.2 5.6 2 975 305 35 5 -2.9 -4.1 | 178 5 -0.2 5.0 3 942 610 25 5 -2.1 -4.5 | 187 5 0.6 4.6 4 925 767 350 5 0.9 -4.9 | 220 6 3.6 4.2 5 909 914 320 7 4.5 -5.4 | 242 8 7.2 3.8 6 878 1219 305 11 9.0 -6.3 | 256 12 11.7 2.8 7 850 1502 320 11 7.1 -8.4 | 266 10 9.8 0.7 8 818 1829 340 14 4.8 -13.2 | 298 8 7.5 -4.0 9 789 2134 340 18 6.2 -16.9 | 311 12 8.8 -7.8 10 761 2438 335 20 8.5 -18.1 | 309 14 11.1 -9.0 11 734 2743 325 18 10.3 -14.7 | 293 14 13.0 -5.6 12 708 3048 315 15 10.6 -10.6 | 276 13 13.3 -1.5 13 700 3150 310 15 11.5 -9.6 | 272 14 14.2 -0.5 14 657 3658 320 13 8.4 -10.0 | 274 11 11.0 -0.8 15 633 3962 335 13 5.5 -11.8 | 288 9 8.2 -2.7 16 610 4267 350 13 2.3 -12.8 | 307 6 4.9 -3.7 17 587 4572 360 13 -0.0 -13.0 | 325 5 2.7 -3.9 18 565 4877 15 13 -3.4 -12.6 | 11 3 -0.7 -3.4 19 524 5486 50 14 -10.7 -9.0 | 91 8 -8.0 0.1 20 500 5870 50 13 -10.0 -8.4 | 96 7 -7.3 0.8 21 486 6096 55 13 -10.6 -7.5 | 102 8 -8.0 1.7 22 400 7600 60 13 -11.3 -6.5 | 107 9 -8.6 2.6 23 399 7620 65 14 -12.7 -5.9 | 108 11 -10.0 3.2 24 324 9144 90 21 -21.0 0.0 | 117 20 -18.3 9.1 25 300 9720 85 22 -21.9 -1.9 | 111 21 -19.2 7.2 26 262 10668 90 23 -23.0 0.0 | 114 22 -20.3 9.1 27 250 10990 95 21 -20.9 1.8 | 121 21 -18.2 11.0 28 209 12192 95 21 -20.9 1.8 | 121 21 -18.2 11.0 29 200 12480 105 21 -20.3 5.4 | 130 23 -17.6 14.6 30 164 13716 100 28 -27.6 4.9 | 119 29 -24.9 14.0 31 150 14280 100 39 -38.4 6.8 | 114 39 -35.7 15.9 32 127 15240 105 27 -26.1 7.0 | 125 28 -23.4 16.1 33 114 15890 80 36 -35.5 -6.3 | 95 33 -32.8 2.9 34 100 16640 120 6 -5.2 3.0 | 168 12 -2.5 12.1 35 75 18288 255 12 11.6 3.1 | 229 19 14.3 12.2 36 70 18680 285 31 29.9 -8.0 | 268 33 32.6 1.1 37 50 20660 285 32 30.9 -8.3 | 269 34 33.6 0.8 38 45 21336 260 25 24.6 4.3 | 244 30 27.3 13.5 39 30 23830 340 21 7.2 -19.7 | 317 14 9.9 -10.6 40 26 24384 350 18 3.1 -17.7 | 326 10 5.8 -8.6 Wind Parameters Mean winds (0-6000m): 346.4 at 12.7 knts Storm direction: 16.4 at 9.5 knts Shear (0-3000m) pos: 2.4 neg: 2.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 69.7 deg Storm rel helicity (0-3000m) pos: 43.7 neg: -35.6 tot: 8.2 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.3 10^-3/s Energy-Hel index: 0.33 Bulk Rich Number: 134.30 Bulk Shear: 9.49 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 9 5 204 5| 5.8 0.0 5.8| 6.7 -6.1 0.6 1.2 -0.12| 10.4 -1.3 1000 356 5 219 5| 2.9 4.3 7.2| 17.0 -6.1 10.9 10.9 0.29| 9.5 2.7 1500 331 7 244 7| 2.5 2.9 5.3| 26.2 -6.1 20.1 13.4 0.35| 8.5 3.0 2000 333 9 258 7| 3.6 2.2 5.8| 41.8 -6.1 35.6 17.8 0.47| 8.3 3.9 2500 335 11 275 7| 2.9 2.5 5.4| 43.7 -11.5 32.3 12.9 0.38| 7.6 2.9 3000 332 12 280 8| 2.4 2.3 4.7| 43.7 -35.6 8.2 2.7 0.18| 7.5 1.3 4000 328 12 279 9| 2.3 1.7 4.0| 52.1 -40.4 11.6 2.9 0.18| 6.7 1.2 5000 335 13 285 8| 2.6 1.4 4.0| 63.2 -40.4 22.8 4.6 0.29| 6.4 1.9 6000 346 13 299 7| 2.4 1.2 3.5| 73.0 -40.4 32.6 5.4 0.35| 6.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//WMKD/skewt/WMKD.skewt.20250418.00.gif