UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 15 APR 25 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 182 1 925 826 SFC 895 1094 8.2 1.2 61 7.0 4.8 225 4 290.4 291.2 283.0 303.9 4.66 3 850 1521 4.0 -1.0 70 5.0 1.7 320 15 290.3 291.1 282.4 302.4 4.18 4 736 2672 -5.1 -6.6 89 1.5 -5.7 346 28 292.6 293.2 282.2 302.0 3.17 5 733 2704 -5.5 -7.1 88 1.6 -6.1 347 29 292.5 293.1 282.0 301.6 3.06 6 728 2758 -4.3 -7.3 80 3.0 -5.5 348 29 294.4 294.9 282.8 303.5 3.03 7 718 2867 -3.5 -9.5 63 6.0 -5.7 350 31 296.4 296.9 283.1 304.3 2.59 8 711 2944 -4.3 -9.3 68 5.0 -6.1 352 32 296.4 296.9 283.2 304.4 2.66 9 702 3045 -5.1 -8.8 75 3.7 -6.5 354 33 296.6 297.1 283.4 305.1 2.80 10 700 3067 -5.3 -8.5 78 3.2 -6.5 355 33 296.6 297.1 283.5 305.3 2.87 11 634 3842 -8.5 -12.4 73 3.9 -9.8 4 32 301.5 301.9 284.8 308.7 2.33 12 589 4411 -12.1 -15.7 75 3.6 -13.2 10 31 303.7 304.1 285.2 309.8 1.91 13 578 4555 -12.7 -17.7 66 5.0 -14.2 12 31 304.7 305.0 285.3 309.9 1.65 14 552 4906 -14.7 -22.7 51 8.0 -16.6 16 31 306.3 306.5 285.3 310.0 1.12 15 500 5650 -19.9 -33.9 28 14.0 -22.1 25 30 308.8 308.9 285.4 310.3 0.43 16 446 6481 -27.7 -46.7 15 19.0 -29.3 20 25 309.2 309.2 285.2 309.7 0.13 17 431 6725 -29.7 -46.7 18 17.0 -31.1 18 23 309.7 309.7 285.4 310.2 0.13 18 400 7250 -34.5 -51.5 16 17.0 -35.5 15 20 310.2 310.2 285.5 310.5 0.08 19 370 7791 -38.5 -55.5 15 17.0 -39.2 16 20 311.8 311.8 286.1 312.0 0.06 20 303 9135 -49.3 -63.3 18 14.0 -49.6 20 19 315.0 315.0 287.1 315.1 0.03 21 300 9200 -49.5 15 19 315.6 22 284 9561 -50.1 4 26 319.7 23 250 10400 -49.5 340 42 332.5 24 210 11543 -50.7 340 40 347.6 25 200 11860 -52.7 340 39 349.3 26 187 12296 -52.5 334 36 356.4 27 158 13386 -53.7 320 28 372.0 28 150 13720 -55.5 315 26 374.5 29 129 14679 -56.1 289 21 389.9 30 100 16290 -57.9 245 12 415.9 31 70 18500 -61.1 60 10 453.7 32 68 18681 -61.9 59 10 455.7 33 53 20229 -62.1 52 11 488.9 34 50 20590 -62.7 50 11 495.7 35 42 21671 -62.5 76 10 521.6 36 36 22625 -63.5 98 9 542.5 37 31 23554 -60.1 120 8 575.4 38 30 23760 -58.9 125 8 584.1 39 20 26310 -56.7 175 10 662.6 40 17 27352 -53.7 194 12 703.8 41 14 28614 -49.9 216 14 756.8 42 11 30206 -46.9 244 17 821.8 43 10 30840 -46.3 255 18 846.7 44 9.4 31252 -44.9 867.2 45 6.9 33347 -38.9 972.2 46 5.3 35187 -31.1 1083.3 47 5.2 35322 -32.5 1083.0 TRP 303 9135 -49.3 -63.3 18 14.0 -49.6 20 19 315.0 315.0 287.1 315.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5468.00 m Freezing level: 799.89 mb = 2026.90 m = 6649.86 ft Wetbulb zero: 823.46 mb = 1774.56 m = 5821.96 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 67.60 % Est. max temperature: 10.15 C = 50.27 F Sfc-Lift cond lev (LCL): 804.12 mb = 1964.46 m = 6445.00 ft T: 0.49 C 700-500 lapse rate: 5.65 C/km ThetaE index: 2.30 C Layer 850.0- 728.0 mb Conv cond level (CCL): 766.50 mb = 2347.36 m = 7701.23 ft Mean mixing ratio: 4.14 g/kg Conv temperature: 9.73 C = 49.52 F Cap Strength: 6.49 C Lifted Index: 7.21 C Risk: None Lifted Index @300 mb: 9.25 C Lifted Index @700 mb: 2.62 C Showalter Index: 7.38 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 18.90 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 60.00 Risk: None Energy Index: 1.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.11 J/kg Max Up Vert Vel: 2.87 m/s Conv Inhibition (B-): 62057.62 J/kg Cap Strength: 7.18 C Lift Cond Lev (LCL): 781.40 mb = 2193.52 m = 7196.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 36 at 20 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 ---------------------------------------------------------- 0 895 1094 225 4 2.8 2.8 | 217 24 14.5 19.1 1 850 1521 320 15 9.6 -11.5 | 257 22 21.3 4.7 2 700 3067 355 33 2.9 -32.9 | 319 22 14.6 -16.7 3 500 5650 25 30 -12.7 -27.2 | 5 11 -1.0 -11.0 4 400 7250 15 20 -5.2 -19.3 | 295 7 6.5 -3.1 5 303 9135 20 19 -6.5 -17.9 | 287 5 5.2 -1.6 6 300 9200 15 19 -4.9 -18.4 | 287 7 6.8 -2.1 7 250 10400 340 42 14.4 -39.5 | 312 35 26.0 -23.2 8 200 11860 340 39 13.3 -36.6 | 309 32 25.0 -20.4 9 150 13720 315 26 18.4 -18.4 | 274 30 30.1 -2.2 10 100 16290 245 12 10.9 5.1 | 227 31 22.6 21.3 11 70 18500 60 10 -8.7 -5.0 | 195 12 3.0 11.2 12 50 20590 50 11 -8.4 -7.1 | 200 10 3.3 9.2 13 30 23760 125 8 -6.6 4.6 | 194 21 5.1 20.8 14 20 26310 175 10 -0.9 10.0 | 202 28 10.8 26.2 15 10 30840 255 18 17.4 4.7 | 234 36 29.1 20.9 Wind Parameters Mean winds (0-6000m): 5.8 at 26.7 knts Storm direction: 35.8 at 20.0 knts Shear (0-3000m) pos: 6.0 neg: 0.0 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 115.7 deg Storm rel helicity (0-3000m) pos: 275.3 neg: 0.0 tot: 275.3 m^2/s^2 ave: 91.8 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 7.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 68.43 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 ------------------------------------------------------------------------------- 500 309 10 244 22| 17.3 0.0 17.3|121.4 0.0 121.4 242.9 0.92| 20.7 19.1 1000 322 15 257 21| 11.9 0.0 11.9|161.3 0.0 161.3 161.3 0.94| 13.9 13.1 1500 332 18 269 20| 10.2 0.0 10.2|204.8 0.0 204.8 136.5 0.95| 11.9 11.3 2000 342 21 282 19| 9.2 0.0 9.2|251.0 0.0 251.0 125.5 0.96| 11.0 10.6 2500 346 23 290 18| 7.3 0.0 7.3|263.9 0.0 263.9 105.6 0.94| 9.5 8.9 3000 350 25 297 18| 6.0 0.0 6.0|275.3 0.0 275.3 91.8 0.93| 8.5 7.8 4000 357 26 308 17| 4.4 0.0 4.4|294.4 0.0 294.4 73.6 0.91| 7.2 6.5 5000 3 27 316 15| 3.5 0.3 3.8|302.8 -5.8 297.1 59.4 0.82| 6.4 5.2 6000 6 27 319 14| 2.9 0.8 3.7|302.8 -18.8 284.1 47.3 0.65| 5.9 3.8 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250415.12.gif