UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for WITT... Searching the city database file for: WITT ... Date:0000Z 26 APR 25 Station: WITT WMO ident: 96011 Latitude: 5.51 Longitude: 95.41 Elevation: 21.00 ------------------------------------------------------------------------------- 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 1008 21 25.6 24.0 91 1.6 24.5 130 4 298.1 301.5 297.3 353.2 18.96 1 1000 90 24.0 24.0 100 0.0 24.0 115 5 297.1 300.6 297.2 352.5 19.11 2 976 304 24.2 22.7 91 1.5 23.1 70 2 299.4 302.7 297.1 352.3 18.08 3 945 587 22.0 21.9 99 0.1 21.9 331 3 300.0 303.2 297.1 352.0 17.77 4 925 774 22.2 19.8 86 2.4 20.5 265 3 302.0 304.9 296.4 349.0 15.91 5 912 897 21.4 19.1 87 2.3 19.8 226 6 302.4 305.3 296.2 348.1 15.44 6 903 984 21.6 18.0 80 3.6 19.1 215 6 303.5 306.2 295.9 346.6 14.53 7 885 1158 20.4 16.6 79 3.8 17.8 204 6 304.0 306.5 295.3 344.3 13.55 8 850 1507 18.4 16.5 89 1.9 17.1 180 7 305.4 308.0 296.1 347.4 14.03 9 793 2099 13.8 13.8 100 0.0 13.8 110 5 306.6 309.0 295.4 344.5 12.61 10 745 2624 11.0 11.0 100 0.0 11.0 119 8 309.1 311.2 295.0 343.0 11.14 11 742 2658 9.6 9.1 97 0.5 9.3 122 9 307.9 309.8 293.7 337.8 9.83 12 700 3142 8.6 7.4 92 1.2 7.9 160 12 312.0 313.8 294.5 340.6 9.27 13 689 3273 8.4 7.8 96 0.6 8.0 174 13 313.2 315.1 295.1 343.2 9.69 14 670 3505 8.6 6.6 87 2.0 7.3 198 14 315.9 317.7 295.4 344.7 9.17 15 622 4118 5.4 -1.6 61 7.0 1.7 219 13 319.1 320.1 293.5 336.7 5.48 16 616 4197 4.8 -2.2 60 7.0 1.1 219 12 319.3 320.3 293.4 336.3 5.29 17 507 5760 -5.1 -6.3 91 1.2 -5.7 155 10 325.5 326.5 294.6 341.1 4.72 18 500 5870 -4.9 -7.5 82 2.6 -6.1 150 10 327.1 327.9 294.7 341.6 4.36 19 431 7022 -11.3 -15.5 71 4.2 -12.9 173 9 333.1 333.7 294.9 342.4 2.66 20 400 7590 -15.7 -17.3 87 1.6 -16.3 70 5 334.6 335.1 295.1 343.2 2.46 21 300 9690 -30.5 -35.5 62 5.0 -31.3 50 15 342.4 342.5 295.4 344.8 0.62 22 286 10026 -32.9 -39.9 50 7.0 -33.8 57 18 343.7 343.8 295.6 345.3 0.42 23 250 10950 -41.1 -46.1 58 5.0 -41.5 75 22 345.0 345.0 295.7 346.0 0.24 24 200 12430 -52.9 -62.9 29 10.0 -53.2 90 36 349.0 349.0 296.4 349.2 0.04 25 179 13134 -58.9 -63.0 59 4.1 -59.0 94 37 350.4 350.4 296.8 350.6 0.04 26 161 13789 -63.9 -71.9 33 8.0 -64.0 98 38 352.8 352.8 297.3 352.9 0.01 27 150 14220 -65.5 -76.5 20 11.0 -65.6 100 38 357.2 357.2 298.1 357.3 0.01 28 100 16600 -79.5 -88.5 21 9.0 -79.5 315 20 374.1 374.1 301.3 374.1 0.00 29 99 16657 -79.9 -88.9 21 9.0 -79.9 315 20 374.4 374.4 301.4 374.4 0.00 30 82 17714 -84.1 -93.1 19 9.0 -84.1 350 10 386.6 386.6 303.3 386.6 0.00 31 70 18610 -76.3 -84.3 27 8.0 -76.3 355 11 421.2 421.2 307.9 421.2 0.00 32 56 19900 -74.3 -84.3 20 10.0 -74.3 190 15 453.5 453.5 311.2 453.5 0.01 33 50 20570 -67.7 -82.7 10 15.0 -67.9 260 26 484.0 484.0 313.8 484.0 0.01 34 47 20945 -65.3 -82.3 8 17.0 -65.6 254 25 498.3 498.3 314.8 498.4 0.01 35 36 22559 -67.5 -94.5 1 27.0 -67.8 231 21 532.1 532.1 317.1 532.1 0.00 36 30 23686 -56.9 -86.9 1 30.0 -58.2 215 18 589.5 589.5 320.1 589.6 0.01 TRP 82 17714 -84.1 -93.1 19 9.0 -84.1 350 10 386.6 386.6 303.3 386.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 563.15 mb = 4955.06 m = 16256.57 ft Wetbulb zero: 597.83 mb = 4437.45 m = 14558.39 ft Precipitable water: 2.39 inches Sfc-500 mean rel hum: 85.55 % Est. max temperature: 32.64 C = 90.74 F Sfc-Lift cond lev (LCL): 985.26 mb = 220.77 m = 724.31 ft T: 24.12 C 700-500 lapse rate: 4.95 C/km ThetaE index: 9.66 C Layer 793.0- 700.0 mb Conv cond level (CCL): 889.78 mb = 1111.69 m = 3647.23 ft Mean mixing ratio: 17.53 g/kg Conv temperature: 31.39 C = 88.51 F Cap Strength: 1.42 C Lifted Index: -2.40 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.86 C Lifted Index @700 mb: -2.38 C Showalter Index: -0.99 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.40 C K Index: 38.60 Risk: > 80 % chance of thunderstorms Sweat Index: 222.00 Risk: None Energy Index: -1.22 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1011.68 J/kg Max Up Vert Vel: 44.98 m/s Conv Inhibition (B-): 25.56 J/kg Cap Strength: 1.34 C Lift Cond Lev (LCL): 941.67 mb = 617.89 m = 2027.16 ft Lev Free Conv (LFC): 836.67 mb = 1641.74 m = 5386.21 ft Equ Level (EL): 166.67 mb = 13575.03 m = 44536.96 ft B at Equ Level: 1002.48 J/kg Max Parcel Lev (MPL): 96.67 mb = 16790.71 m = 55086.95 ft Wind level data Storm motion: 212 at 7 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 1008 21 130 4 -3.1 2.6 | 65 7 -6.7 -3.1 1 1000 90 115 5 -4.5 2.1 | 66 9 -8.1 -3.6 2 976 305 70 2 -1.9 -0.7 | 41 8 -5.5 -6.4 3 925 774 265 3 3.0 0.3 | 6 5 -0.6 -5.4 4 910 914 220 6 3.9 4.6 | 347 1 0.3 -1.1 5 850 1507 180 7 0.0 7.0 | 110 4 -3.6 1.3 6 789 2134 105 5 -4.8 1.3 | 62 10 -8.4 -4.4 7 761 2438 105 7 -6.8 1.8 | 69 11 -10.4 -3.9 8 700 3142 160 12 -4.1 11.3 | 126 10 -7.7 5.6 9 657 3658 215 15 8.6 12.3 | 217 8 5.0 6.6 10 609 4267 220 12 7.7 9.2 | 230 5 4.1 3.5 11 500 5870 150 10 -5.0 8.7 | 109 9 -8.6 3.0 12 449 6706 125 10 -8.2 5.7 | 90 12 -11.8 0.0 13 415 7315 220 9 5.8 6.9 | 241 2 2.2 1.2 14 400 7590 70 5 -4.7 -1.7 | 48 11 -8.3 -7.4 15 300 9690 50 15 -11.5 -9.6 | 45 22 -15.1 -15.3 16 260 10668 70 23 -21.6 -7.9 | 62 29 -25.2 -13.6 17 250 10950 75 22 -21.3 -5.7 | 65 27 -24.8 -11.4 18 217 11887 80 25 -24.6 -4.3 | 70 30 -28.2 -10.0 19 200 12430 90 36 -36.0 0.0 | 82 40 -39.6 -5.7 20 150 14220 100 38 -37.4 6.6 | 91 41 -41.0 0.9 21 108 16154 290 24 22.6 -8.2 | 306 24 19.0 -13.9 22 100 16600 315 20 14.1 -14.1 | 332 22 10.5 -19.8 23 97 16764 315 20 14.1 -14.1 | 332 22 10.5 -19.8 24 82 17714 350 10 1.7 -9.8 | 7 16 -1.9 -15.5 25 70 18610 355 11 1.0 -11.0 | 9 17 -2.6 -16.7 26 63 19202 115 3 -2.7 1.3 | 55 8 -6.3 -4.4 27 50 20570 260 26 25.6 4.5 | 273 22 22.0 -1.2 28 22 24079 185 13 1.1 13.0 | 161 8 -2.5 7.3 Wind Parameters Mean winds (0-6000m): 182.2 at 9.0 knts Storm direction: 212.2 at 6.7 knts Shear (0-3000m) pos: 1.2 neg: 0.7 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 49.0 deg Storm rel helicity (0-3000m) pos: 26.5 neg: -31.2 tot: -4.8 m^2/s^2 ave: -1.6 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 6.8 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 82.01 Bulk Shear: 12.34 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 89 3 49 9| 0.0 6.2 6.2| 0.0 -15.1 -15.1 -30.3 -0.82| 8.2 -6.7 1000 189 4 54 4| 0.0 3.6 3.6| 0.1 -20.9 -20.8 -20.8 -0.54| 9.0 -4.9 1500 193 5 64 3| 0.0 1.8 1.8| 0.4 -21.0 -20.7 -13.8 -0.39| 7.4 -2.9 2000 177 5 79 4| 0.0 0.4 0.4| 0.4 -28.9 -28.5 -14.3 -0.45| 7.3 -3.3 2500 158 5 81 6| 0.0 0.8 0.8| 6.4 -31.2 -24.9 -10.0 -0.36| 6.6 -2.4 3000 150 6 85 7| 1.2 0.7 1.9| 26.5 -31.2 -4.8 -1.6 -0.11| 6.8 -0.8 4000 175 8 117 5| 2.2 0.5 2.7| 61.3 -31.2 30.1 7.5 0.20| 7.3 1.5 5000 186 9 138 4| 1.7 1.1 2.9| 62.1 -40.0 22.0 4.4 0.09| 6.6 0.6 6000 182 9 135 5| 1.5 1.5 3.0| 62.1 -53.1 9.0 1.5 -0.01| 6.2 -0.1 Wrote GIF file: /home/apache/climate/data/raob//WITT/skewt/WITT.skewt.20250426.00.gif