UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for LT220... Searching the city database file for: LT220 ... Date:0000Z 19 APR 25 Station: LT220 WMO ident: 17220 Latitude: 38.43 Longitude: 27.17 ------------------------------------------------------------------------------- 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 21 16.4 12.2 76 4.2 13.8 250 2 288.8 290.4 286.6 313.7 8.87 1 1000 97 16.0 11.9 77 4.1 13.6 150 4 289.1 290.7 286.7 313.8 8.78 2 981 261 15.6 10.6 72 5.0 12.6 162 7 290.3 291.8 286.6 313.6 8.20 3 948 552 13.6 7.6 67 6.0 10.2 184 12 291.2 292.4 285.7 310.9 6.92 4 946 570 14.2 7.2 63 7.0 10.3 186 13 291.9 293.1 285.8 311.3 6.74 5 933 687 15.8 5.8 51 10.0 10.2 194 15 294.7 295.9 286.3 312.8 6.20 6 928 733 16.6 5.6 48 11.0 10.4 198 16 296.0 297.1 286.8 314.0 6.15 7 925 761 16.8 4.8 45 12.0 10.2 200 16 296.5 297.5 286.6 313.6 5.83 8 893 1059 15.4 0.4 36 15.0 7.8 204 19 298.0 298.8 285.8 311.2 4.41 9 882 1163 15.2 3.2 45 12.0 8.7 206 20 298.9 299.9 287.1 315.1 5.46 10 850 1474 13.2 1.2 44 12.0 6.9 210 23 300.0 300.9 287.0 314.7 4.91 11 800 1981 10.2 -6.8 30 17.0 2.7 219 24 302.0 302.6 285.7 310.9 2.87 12 764 2363 7.2 -2.8 49 10.0 2.4 226 24 302.8 303.5 287.2 315.2 4.07 13 718 2871 3.6 -9.4 38 13.0 -1.7 236 25 304.3 304.7 286.2 312.4 2.61 14 715 2905 3.8 -15.2 23 19.0 -3.0 237 25 304.8 305.1 285.4 310.1 1.64 15 700 3077 3.6 -16.4 22 20.0 -3.4 240 25 306.5 306.8 285.8 311.4 1.51 16 691 3182 3.0 -15.0 25 18.0 -3.6 239 25 306.9 307.3 286.2 312.5 1.72 17 660 3553 0.2 -17.8 24 18.0 -5.8 237 26 307.8 308.1 286.2 312.5 1.43 18 604 4257 -5.9 -15.9 45 10.0 -9.2 231 29 308.7 309.0 286.9 314.6 1.83 19 564 4791 -9.9 -20.9 40 11.0 -13.0 227 30 310.1 310.3 286.9 314.3 1.28 20 562 4818 -9.1 -20.1 40 11.0 -12.3 227 30 311.4 311.6 287.4 315.9 1.38 21 500 5710 -17.7 -29.7 34 12.0 -20.0 220 33 311.5 311.6 286.6 313.7 0.65 22 448 6518 -25.3 -37.3 32 12.0 -26.9 235 35 311.8 311.9 286.4 313.1 0.35 23 407 7207 -30.3 -49.3 14 19.0 -31.7 248 38 314.0 314.1 286.9 314.4 0.11 24 400 7330 -31.3 -53.3 10 22.0 -32.7 250 38 314.3 314.3 286.9 314.6 0.07 25 300 9320 -42.9 -63.9 8 21.0 -43.6 265 60 324.9 324.9 290.3 325.0 0.02 26 289 9572 -42.9 265 63 328.4 27 262 10230 -46.6 265 71 332.3 28 260 10280 -46.9 265 71 332.6 29 259 10306 -47.1 265 71 332.7 30 250 10540 -48.1 265 68 334.6 31 223 11289 -48.5 273 59 345.1 32 200 12000 -50.1 280 51 353.4 33 166 13217 -53.3 274 46 367.4 34 150 13870 -55.9 270 44 373.8 35 100 16420 -61.9 300 19 408.1 36 86 17352 -62.9 292 16 424.1 37 70 18620 -63.1 280 12 449.4 38 50 20690 -63.7 10 9 493.4 39 41 21922 -61.5 35 9 527.7 40 32 23473 -59.5 67 9 571.8 41 30 23880 -57.9 75 9 586.8 42 20 26440 -56.5 350 14 663.2 43 18 27112 -53.7 337 13 692.4 44 10 30980 -43.1 265 8 858.7 45 8.4 32162 -40.3 913.6 46 5.7 34834 -35.5 1041.7 47 5.5 35083 -35.5 1052.4 TRP 259 10306 -47.1 265 71 332.7 WND 262 10230 -46.6 265 71 332.3 Sounding variables and indices 1000-500 mb thick: 5613.00 m Freezing level: 658.16 mb = 3575.79 m = 11731.47 ft Wetbulb zero: 737.22 mb = 2654.47 m = 8708.79 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 40.86 % Est. max temperature: 27.29 C = 81.11 F Sfc-Lift cond lev (LCL): 947.73 mb = 554.13 m = 1817.99 ft T: 13.68 C 700-500 lapse rate: 8.09 C/km ThetaE index: 5.11 C Layer 718.0- 700.0 mb Conv cond level (CCL): 727.34 mb = 2764.79 m = 9070.72 ft Mean mixing ratio: 7.21 g/kg Conv temperature: 31.59 C = 88.86 F Cap Strength: 7.09 C Lifted Index: 2.85 C Risk: None Lifted Index @300 mb: 8.82 C Lifted Index @700 mb: 6.33 C Showalter Index: 1.73 C Risk: Showers probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.90 C Cross Totals Index: 18.90 C K Index: 12.10 Risk: None Sweat Index: 156.11 Risk: None Energy Index: -0.09 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.62 J/kg Max Up Vert Vel: 8.56 m/s Conv Inhibition (B-): 60895.12 J/kg Cap Strength: 7.09 C Lift Cond Lev (LCL): 860.75 mb = 1368.34 m = 4489.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 18 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 21 250 2 1.9 0.7 | 74 16 -15.8 -4.4 1 1000 97 150 4 -2.0 3.5 | 85 20 -19.7 -1.7 2 925 761 200 16 5.5 15.0 | 129 16 -12.2 9.9 3 850 1474 210 23 11.5 19.9 | 157 16 -6.2 14.8 4 700 3077 240 25 21.7 12.5 | 208 8 4.0 7.4 5 500 5710 220 33 21.2 25.3 | 190 20 3.5 20.2 6 400 7330 250 38 35.7 13.0 | 246 20 18.0 7.9 7 300 9320 265 60 59.8 5.2 | 270 42 42.1 0.1 8 262 10230 265 71 70.7 6.2 | 269 53 53.1 1.1 9 259 10306 265 71 70.7 6.2 | 269 53 53.1 1.1 10 250 10540 265 68 67.7 5.9 | 269 50 50.1 0.8 11 200 12000 280 51 50.2 -8.9 | 293 35 32.6 -14.0 12 150 13870 270 44 44.0 -0.0 | 281 27 26.3 -5.1 13 100 16420 300 19 16.5 -9.5 | 5 15 -1.2 -14.6 14 70 18620 280 12 11.8 -2.1 | 39 9 -5.9 -7.2 15 50 20690 10 9 -1.6 -8.9 | 54 24 -19.2 -14.0 16 30 23880 75 9 -8.7 -2.3 | 74 27 -26.4 -7.5 17 20 26440 350 14 2.4 -13.8 | 39 24 -15.2 -18.9 18 10 30980 265 8 8.0 0.7 | 65 11 -9.7 -4.4 Wind Parameters Mean winds (0-6000m): 223.8 at 24.5 knts Storm direction: 253.8 at 18.4 knts Shear (0-3000m) pos: 3.6 neg: 1.9 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 131.2 deg Storm rel helicity (0-3000m) pos: 148.2 neg: 0.0 tot: 148.2 m^2/s^2 ave: 49.4 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 6.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.65 Bulk Shear: 56.50 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 ------------------------------------------------------------------------------- 500 174 7 96 18| 0.0 11.4 11.4| 60.4 0.0 60.4 120.9 0.89| 13.9 12.4 1000 195 11 112 16| 4.5 5.7 10.2| 96.9 0.0 96.9 96.9 0.91| 11.5 10.5 1500 201 15 124 15| 4.8 3.8 8.6|118.9 0.0 118.9 79.2 0.92| 9.5 8.8 2000 206 17 134 14| 4.2 2.8 7.0|129.8 0.0 129.8 64.9 0.90| 8.1 7.3 2500 211 18 142 13| 3.8 2.3 6.1|139.4 0.0 139.4 55.8 0.89| 7.3 6.5 3000 217 19 149 12| 3.6 1.9 5.5|148.2 0.0 148.2 49.4 0.88| 6.8 6.0 4000 223 21 162 11| 2.7 1.9 4.6|149.0 -3.5 145.5 36.4 0.77| 5.7 4.4 5000 224 23 171 11| 2.2 2.0 4.2|149.0 -10.4 138.6 27.7 0.66| 5.1 3.3 6000 224 25 177 13| 2.0 1.9 4.0|166.6 -17.1 149.5 24.9 0.61| 4.8 2.9 Wrote GIF file: /home/apache/climate/data/raob//LT220/skewt/LT220.skewt.20250419.00.gif