UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for SACO... Searching the city database file for: SACO ... Date:1200Z 27 APR 25 Station: SACO WMO ident: 87344 Latitude: -31.32 Longitude: -64.22 Elevation: 474.00 ------------------------------------------------------------------------------- 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 162 SFC 962 474 10.8 4.8 66 6.0 7.7 320 6 287.1 288.1 282.5 303.0 5.61 2 961 483 12.4 5.4 62 7.0 8.7 319 7 288.8 289.8 283.6 305.5 5.85 3 950 586 16.2 -1.8 29 18.0 7.6 308 14 293.6 294.3 283.0 304.0 3.52 4 938 700 16.0 -3.0 27 19.0 7.1 320 15 294.5 295.1 283.1 304.2 3.26 5 925 825 15.0 -3.0 29 18.0 6.6 340 13 294.6 295.2 283.2 304.5 3.31 6 850 1534 10.4 -3.6 37 14.0 3.9 40 14 297.0 297.7 284.3 307.4 3.44 7 801 2027 7.4 1.4 66 6.0 4.3 291 9 298.9 299.9 287.0 314.7 5.29 8 720 2900 3.4 -0.6 75 4.0 1.4 231 25 303.8 304.7 288.5 319.2 5.09 9 717 2934 3.6 -0.0 77 3.6 1.8 232 25 304.4 305.4 288.9 320.6 5.34 10 700 3129 1.8 -0.1 87 1.9 0.8 240 24 304.5 305.5 289.0 321.0 5.43 11 661 3588 -1.7 -1.9 99 0.2 -1.8 245 22 305.6 306.5 289.0 321.0 5.04 12 599 4363 -7.1 -9.5 83 2.4 -8.1 247 26 308.0 308.6 288.1 317.8 3.11 13 574 4693 -9.9 -10.1 98 0.2 -10.0 253 28 308.5 309.1 288.2 318.3 3.09 14 562 4857 -9.3 -26.3 24 17.0 -13.5 257 30 311.1 311.3 286.7 313.8 0.79 15 504 5690 -14.7 -36.7 14 22.0 -18.5 266 39 314.4 314.5 287.3 315.6 0.33 16 500 5750 -14.5 -31.5 22 17.0 -17.9 265 40 315.4 315.5 287.9 317.3 0.55 17 400 7400 -26.5 -54.5 5 28.0 -28.7 270 52 320.5 320.6 289.0 320.8 0.06 18 399 7418 -26.5 -55.5 5 29.0 -28.7 270 52 320.8 320.8 289.0 321.0 0.05 19 332 8721 -36.3 -57.3 10 21.0 -37.4 277 76 324.7 324.7 290.2 324.9 0.05 20 301 9397 -39.3 -64.3 5 25.0 -40.2 280 93 329.7 329.7 291.6 329.8 0.02 21 300 9420 -39.3 -64.3 5 25.0 -40.2 280 94 330.0 330.0 291.7 330.1 0.02 22 281 9865 -40.9 -61.9 9 21.0 -41.8 280 103 333.9 333.9 292.8 334.0 0.03 23 250 10650 -45.5 -65.5 9 20.0 -46.1 280 118 338.4 338.4 294.0 338.5 0.02 24 200 12110 -53.7 -71.7 9 18.0 -54.0 285 122 347.7 347.7 296.1 347.8 0.01 25 194 12305 -55.0 -72.6 10 17.6 -55.3 285 125 348.7 348.7 296.4 348.7 0.01 26 170 13137 -60.7 -76.7 10 16.0 -60.9 285 113 352.7 352.7 297.2 352.7 0.01 27 150 13910 -63.5 -83.5 5 20.0 -63.6 285 99 360.7 360.7 298.8 360.7 0.00 28 136 14507 -65.7 -85.7 5 20.0 -65.8 289 99 367.0 367.0 300.0 367.1 0.00 29 126 14972 -63.7 -85.7 3 22.0 -63.8 286 94 378.8 378.8 302.1 378.8 0.00 30 100 16370 -68.5 -88.5 4 20.0 -68.6 270 72 395.4 395.4 304.6 395.4 0.00 31 87 17201 -71.1 -89.1 5 18.0 -71.2 265 66 406.2 406.2 306.0 406.2 0.00 32 82 17554 -68.9 -89.9 3 21.0 -69.0 256 61 417.6 417.6 307.4 417.7 0.00 33 80 17704 -64.9 -88.9 2 24.0 -65.1 252 59 428.8 428.8 308.7 428.9 0.00 34 74 18181 -64.5 -88.5 2 24.0 -64.7 245 61 439.4 439.4 309.8 439.4 0.00 35 70 18520 -65.7 -88.7 3 23.0 -65.9 260 24 443.8 443.8 310.3 443.8 0.00 36 65 18967 -69.5 -90.5 3 21.0 -69.6 276 21 445.0 445.0 310.4 445.0 0.00 37 52 20327 -61.7 -88.7 2 27.0 -62.1 275 27 492.5 492.5 314.4 492.5 0.00 38 50 20570 -62.9 -88.9 2 26.0 -63.3 245 19 495.3 495.3 314.6 495.3 0.00 39 47 20950 -63.3 -90.3 1 27.0 -63.7 241 19 503.1 503.1 315.2 503.2 0.00 40 45 21220 -59.1 -89.1 1 30.0 -59.8 230 22 519.6 519.6 316.3 519.6 0.00 41 40 21953 -62.1 -89.1 2 27.0 -62.7 266 3 529.9 529.9 316.9 529.9 0.00 42 30 23770 -52.7 -85.7 1 33.0 -54.7 285 24 601.0 601.0 320.6 601.0 0.01 43 24 25218 -50.5 -85.5 1 35.0 -53.4 273 22 647.0 647.0 322.6 647.0 0.01 TRP 87 17201 -71.1 -89.1 5 18.0 -71.2 265 66 406.2 406.2 306.0 406.2 0.00 WND 194 12305 -55.0 -72.6 10 17.6 -55.3 285 125 348.7 348.7 296.4 348.7 0.01 Sounding variables and indices 1000-500 mb thick: 5588.00 m Freezing level: 679.94 mb = 3364.91 m = 11039.58 ft Wetbulb zero: 687.57 mb = 3272.31 m = 10735.81 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 58.91 % Est. max temperature: 22.06 C = 71.71 F Sfc-Lift cond lev (LCL): 878.25 mb = 1259.82 m = 4133.23 ft T: 12.18 C 700-500 lapse rate: 6.22 C/km ThetaE index: 1.42 C Layer 950.0- 938.0 mb Conv cond level (CCL): 589.72 mb = 4483.96 m = 14710.98 ft Mean mixing ratio: 3.52 g/kg Conv temperature: 31.69 C = 89.04 F Cap Strength: 10.21 C Lifted Index: 10.91 C Risk: None Lifted Index @300 mb: 17.69 C Lifted Index @700 mb: 8.34 C Showalter Index: 9.50 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 10.90 C K Index: 19.40 Risk: < 20 % chance of thunderstorms Sweat Index: 68.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.19 J/kg Max Up Vert Vel: 6.03 m/s Conv Inhibition (B-): 35928.28 J/kg Cap Strength: 10.60 C Lift Cond Lev (LCL): 711.58 mb = 2995.88 m = 9828.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 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 ---------------------------------------------------------- 0 962 474 320 6 3.9 -4.6 | 95 13 -13.3 1.1 1 948 610 305 16 13.1 -9.2 | 50 5 -4.0 -3.5 2 925 825 340 13 4.4 -12.2 | 63 14 -12.7 -6.5 3 915 914 345 12 3.1 -11.6 | 67 15 -14.0 -5.9 4 883 1219 35 10 -5.7 -8.2 | 84 23 -22.9 -2.5 5 851 1524 50 14 -10.7 -9.0 | 83 28 -27.9 -3.3 6 850 1534 40 14 -9.0 -10.7 | 79 27 -26.2 -5.0 7 820 1829 345 5 1.3 -4.8 | 93 16 -15.9 0.9 8 790 2134 260 11 10.8 1.9 | 140 10 -6.3 7.6 9 761 2438 225 21 14.8 14.8 | 174 21 -2.3 20.6 10 734 2743 225 26 18.4 18.4 | 183 24 1.2 24.1 11 700 3129 240 24 20.8 12.0 | 192 18 3.6 17.7 12 629 3962 250 21 19.7 7.2 | 191 13 2.6 12.9 13 605 4267 245 25 22.7 10.6 | 199 17 5.5 16.3 14 517 5486 270 35 35.0 -0.0 | 252 19 17.8 5.7 15 500 5750 265 40 39.8 3.5 | 248 24 22.7 9.2 16 477 6096 255 41 39.6 10.6 | 234 28 22.5 16.3 17 439 6706 275 48 47.8 -4.2 | 267 31 30.7 1.5 18 400 7400 270 52 52.0 -0.0 | 261 35 34.8 5.7 19 388 7620 270 53 53.0 -0.0 | 261 36 35.8 5.7 20 355 8230 275 64 63.8 -5.6 | 270 47 46.6 0.1 21 300 9420 280 94 92.6 -16.3 | 278 76 75.4 -10.6 22 250 10650 280 118 116.2 -20.5 | 278 100 99.1 -14.8 23 238 10973 280 122 120.1 -21.2 | 279 104 103.0 -15.5 24 200 12110 285 122 117.8 -31.6 | 284 104 100.7 -25.9 25 194 12305 285 125 120.7 -32.4 | 284 107 103.6 -26.6 26 188 12497 285 125 120.7 -32.4 | 284 107 103.6 -26.6 27 150 13910 285 99 95.6 -25.6 | 284 81 78.5 -19.9 28 133 14630 290 99 93.0 -33.9 | 290 81 75.9 -28.1 29 100 16370 270 72 72.0 -0.0 | 264 55 54.8 5.7 30 99 16459 275 67 66.7 -5.8 | 270 50 49.6 -0.1 31 94 16764 270 72 72.0 -0.0 | 264 55 54.8 5.7 32 89 17069 275 75 74.7 -6.5 | 271 58 57.6 -0.8 33 87 17201 265 66 65.7 5.8 | 257 50 48.6 11.5 34 76 17983 245 56 50.8 23.7 | 229 45 33.6 29.4 35 73 18288 245 64 58.0 27.0 | 231 52 40.9 32.8 36 70 18520 260 24 23.6 4.2 | 213 12 6.5 9.9 37 69 18593 250 30 28.2 10.3 | 215 19 11.0 16.0 38 66 18898 275 21 20.9 -1.8 | 224 5 3.8 3.9 39 63 19202 280 23 22.7 -4.0 | 253 6 5.5 1.7 40 60 19507 270 29 29.0 -0.0 | 244 13 11.8 5.7 41 51 20422 275 27 26.9 -2.4 | 251 10 9.7 3.4 42 50 20570 245 19 17.2 8.0 | 180 14 0.1 13.8 43 46 21031 240 19 16.5 9.5 | 177 15 -0.7 15.2 44 44 21336 225 24 17.0 17.0 | 180 23 -0.2 22.7 45 40 21946 265 2 2.0 0.2 | 111 16 -15.2 5.9 46 38 22250 275 13 13.0 -1.1 | 138 6 -4.2 4.6 47 36 22555 305 20 16.4 -11.5 | 8 6 -0.8 -5.7 48 35 22860 290 29 27.3 -9.9 | 293 11 10.1 -4.2 49 33 23165 270 24 24.0 -0.0 | 230 9 6.8 5.7 50 31 23470 285 25 24.1 -6.5 | 276 7 7.0 -0.7 51 30 23770 285 24 23.2 -6.2 | 275 6 6.0 -0.5 52 28 24079 285 25 24.1 -6.5 | 276 7 7.0 -0.7 53 25 24384 265 22 21.9 1.9 | 212 9 4.8 7.6 54 20 25298 300 23 19.9 -11.5 | 334 6 2.8 -5.8 55 18 25603 295 28 25.4 -11.8 | 307 10 8.2 -6.1 Wind Parameters Mean winds (0-6000m): 258.5 at 24.1 knts Storm direction: 288.5 at 18.1 knts Shear (0-3000m) pos: 2.2 neg: 6.0 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 97.2 deg Storm rel helicity (0-3000m) pos: 142.2 neg: -32.2 tot: 110.0 m^2/s^2 ave: 36.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 14.6 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 66.52 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 ------------------------------------------------------------------------------- 500 325 13 64 11| 7.7 0.0 7.7| 13.9 -15.8 -1.9 -3.8 -0.15| 20.5 -3.0 1000 355 12 69 17| 7.4 0.0 7.4| 39.8 -17.0 22.8 22.8 0.05| 16.2 0.9 1500 2 11 73 18| 4.9 5.8 10.7| 62.9 -32.2 30.7 20.5 0.09| 17.2 1.6 2000 330 12 68 12| 3.7 9.0 12.7|105.0 -32.2 72.8 36.4 0.27| 18.7 5.0 2500 274 14 150 5| 2.1 7.2 9.3|135.7 -32.2 103.6 41.4 0.31| 16.6 5.1 3000 259 16 171 9| 2.2 6.0 8.2|142.2 -32.2 110.0 36.7 0.30| 14.6 4.4 4000 253 18 180 11| 2.0 5.2 7.1|161.1 -32.6 128.5 32.1 0.32| 12.2 3.9 5000 256 21 195 11| 2.2 4.1 6.4|224.2 -32.6 191.6 38.3 0.40| 11.2 4.5 6000 258 24 212 12| 2.4 4.2 6.7|297.6 -81.6 216.1 36.0 0.35| 11.2 4.0 Wrote GIF file: /home/apache/climate/data/raob//SACO/skewt/SACO.skewt.20250427.12.gif