UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for SACO... Searching the city database file for: SACO ... Date:1200Z 24 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 118 SFC 957 474 16.6 13.9 84 2.7 14.9 15 6 293.4 295.3 289.8 323.3 10.48 2 925 786 15.6 11.2 75 4.4 12.9 175 15 295.3 296.9 289.2 321.4 9.06 3 900 1019 16.4 8.4 59 8.0 11.7 175 14 298.4 299.8 289.0 321.0 7.70 4 887 1143 16.2 9.2 63 7.0 12.0 157 13 299.4 301.0 289.9 323.7 8.26 5 850 1503 13.4 12.2 92 1.2 12.6 105 10 300.2 302.1 292.0 331.2 10.56 6 833 1673 12.0 10.8 92 1.2 11.3 98 10 300.4 302.2 291.5 329.3 9.81 7 777 2255 9.2 8.8 97 0.4 9.0 84 8 303.5 305.2 292.0 330.9 9.19 8 766 2373 8.4 8.4 100 0.0 8.4 88 6 303.9 305.5 292.0 331.0 9.07 9 734 2726 6.8 4.2 83 2.6 5.4 62 3 305.8 307.2 290.9 327.2 7.06 10 700 3116 4.8 4.3 97 0.5 4.5 300 3 307.8 309.2 291.9 330.6 7.46 11 676 3399 2.8 2.8 100 0.0 2.8 316 10 308.6 310.0 291.7 329.9 6.94 12 587 4528 -3.1 -19.1 28 16.0 -8.4 262 16 314.5 314.8 288.5 319.3 1.44 13 562 4871 -4.9 -25.9 18 21.0 -10.6 269 36 316.3 316.5 288.5 319.2 0.82 14 501 5765 -10.7 -39.7 7 29.0 -15.9 265 30 319.8 319.9 288.9 320.7 0.24 15 500 5780 -10.5 -40.5 7 30.0 -15.8 265 30 320.2 320.3 289.0 321.1 0.22 16 499 5795 -10.3 -42.3 5 32.0 -15.7 275 29 320.7 320.7 289.2 321.4 0.19 17 474 6190 -10.3 -49.3 2 39.0 -16.2 250 41 325.4 325.4 290.5 325.8 0.09 18 400 7470 -19.7 -52.7 4 33.0 -23.4 250 45 329.4 329.4 291.6 329.7 0.07 19 399 7489 -19.7 -52.7 4 33.0 -23.4 250 45 329.6 329.6 291.7 329.9 0.07 20 300 9530 -37.7 -57.7 11 20.0 -38.7 250 37 332.2 332.2 292.4 332.4 0.05 21 253 10681 -47.5 -61.5 19 14.0 -47.9 222 43 334.3 334.3 292.9 334.5 0.04 22 250 10760 -48.1 -62.1 18 14.0 -48.5 220 43 334.6 334.6 293.0 334.7 0.04 23 236 11139 -49.7 -70.7 7 21.0 -50.1 225 41 337.7 337.7 293.7 337.7 0.01 24 200 12200 -58.7 -69.7 23 11.0 -58.8 265 41 339.8 339.8 294.3 339.9 0.02 25 182 12789 -62.5 -73.5 21 11.0 -62.6 260 55 342.9 342.9 295.0 343.0 0.01 26 161 13550 -60.9 -83.9 3 23.0 -61.1 257 56 357.8 357.8 298.2 357.9 0.00 27 150 13990 -62.3 -84.3 4 22.0 -62.4 245 47 362.8 362.8 299.2 362.8 0.00 28 109 15940 -66.6 -87.8 4 21.2 -66.7 255 60 389.4 389.4 303.7 389.4 0.00 29 100 16460 -67.7 -88.7 3 21.0 -67.8 235 41 396.9 396.9 304.8 396.9 0.00 30 93 16893 -70.7 -89.7 4 19.0 -70.8 239 34 399.3 399.3 305.1 399.3 0.00 31 81 17709 -71.3 -90.3 4 19.0 -71.4 260 36 414.2 414.2 307.0 414.2 0.00 32 70 18580 -67.1 -91.1 2 24.0 -67.2 255 21 440.8 440.8 310.0 440.8 0.00 33 63 19219 -64.3 -91.3 1 27.0 -64.6 220 18 460.5 460.5 311.8 460.5 0.00 34 55 20046 -65.5 -91.5 2 26.0 -65.8 193 18 476.0 476.0 313.1 476.0 0.00 35 52 20389 -62.3 -91.3 1 29.0 -62.7 235 12 491.1 491.1 314.3 491.1 0.00 36 50 20630 -63.7 -90.7 1 27.0 -64.1 285 16 493.4 493.4 314.5 493.4 0.00 37 46 21140 -65.9 -91.9 1 26.0 -66.2 262 15 500.0 500.0 314.9 500.0 0.00 38 45 21275 -62.1 -92.1 1 30.0 -62.6 241 13 512.3 512.4 315.8 512.4 0.00 39 41 21858 -58.1 -90.1 1 32.0 -59.0 239 14 536.1 536.1 317.3 536.2 0.00 40 32 23426 -56.9 -89.9 1 33.0 -58.1 268 11 578.7 578.7 319.6 578.8 0.00 41 30 23840 -52.7 -88.7 1 36.0 -54.7 265 20 601.0 601.0 320.6 601.0 0.00 42 29 24060 -50.3 -88.3 0 38.0 -52.9 288 13 613.4 613.4 321.2 613.5 0.01 43 25 25033 -47.7 -86.7 0 39.0 -51.3 235 14 647.5 647.5 322.6 647.6 0.01 44 21 26179 -49.1 -87.1 0 38.0 -52.7 249 10 676.4 676.4 323.6 676.4 0.01 45 20 26500 -48.1 -87.1 0 39.0 -52.2 295 9 688.9 688.9 324.1 689.0 0.01 46 18 27197 -46.3 -85.3 0 39.0 -51.3 278 7 715.7 715.7 324.9 715.8 0.02 TRP 182 12789 -62.5 -73.5 21 11.0 -62.6 260 55 342.9 342.9 295.0 343.0 0.01 WND 109 15940 -66.6 -87.8 4 21.2 -66.7 255 60 389.4 389.4 303.7 389.4 0.00 Sounding variables and indices 1000-500 mb thick: 5662.00 m Freezing level: 633.76 mb = 3934.95 m = 12909.78 ft Wetbulb zero: 653.83 mb = 3665.85 m = 12026.92 ft Precipitable water: 1.15 inches Sfc-500 mean rel hum: 64.20 % Est. max temperature: 24.91 C = 76.83 F Sfc-Lift cond lev (LCL): 919.35 mb = 838.04 m = 2749.46 ft T: 15.78 C 700-500 lapse rate: 5.74 C/km ThetaE index: 3.72 C Layer 734.0- 700.0 mb Conv cond level (CCL): 762.25 mb = 2414.07 m = 7920.08 ft Mean mixing ratio: 9.00 g/kg Conv temperature: 27.14 C = 80.85 F Cap Strength: 3.72 C Lifted Index: 4.01 C Risk: None Lifted Index @300 mb: 6.87 C Lifted Index @700 mb: 2.96 C Showalter Index: 0.14 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 22.70 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 196.40 Risk: None Energy Index: -1.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.50 J/kg Max Up Vert Vel: 8.19 m/s Conv Inhibition (B-): 39971.74 J/kg Cap Strength: 3.94 C Lift Cond Lev (LCL): 840.35 mb = 1599.14 m = 5246.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 13 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 ---------------------------------------------------------- 0 957 474 15 6 -1.6 -5.8 | 85 14 -14.0 -1.2 1 943 610 175 8 -0.7 8.0 | 134 18 -13.2 12.6 2 925 786 175 15 -1.3 14.9 | 145 24 -13.8 19.6 3 911 914 190 15 2.6 14.8 | 153 22 -9.9 19.4 4 850 1503 105 10 -9.7 2.6 | 108 23 -22.1 7.2 5 788 2134 80 10 -9.8 -1.7 | 97 23 -22.3 2.9 6 759 2438 90 5 -5.0 0.0 | 105 18 -17.5 4.6 7 706 3048 30 1 -0.5 -0.9 | 106 14 -13.0 3.8 8 700 3116 300 3 2.6 -1.5 | 108 10 -9.9 3.1 9 679 3353 315 10 7.1 -7.1 | 66 6 -5.4 -2.4 10 654 3658 325 12 6.9 -9.8 | 47 8 -5.6 -5.2 11 629 3962 285 12 11.6 -3.1 | 150 2 -0.9 1.5 12 605 4267 270 11 11.0 -0.0 | 162 5 -1.5 4.6 13 582 4572 260 17 16.7 3.0 | 209 9 4.3 7.6 14 560 4877 270 38 38.0 -0.0 | 260 26 25.5 4.6 15 500 5780 265 30 29.9 2.6 | 247 19 17.4 7.3 16 499 5791 275 29 28.9 -2.5 | 263 17 16.4 2.1 17 480 6096 250 41 38.5 14.0 | 234 32 26.1 18.7 18 400 7470 250 45 42.3 15.4 | 236 36 29.8 20.0 19 360 8230 250 45 42.3 15.4 | 236 36 29.8 20.0 20 330 8839 235 42 34.4 24.1 | 217 36 21.9 28.7 21 300 9530 250 37 34.8 12.7 | 232 28 22.3 17.3 22 290 9754 250 37 34.8 12.7 | 232 28 22.3 17.3 23 250 10760 220 43 27.6 32.9 | 202 41 15.2 37.6 24 242 10973 220 42 27.0 32.2 | 202 40 14.5 36.8 25 200 12192 260 36 35.5 6.3 | 245 25 23.0 10.9 26 200 12200 265 41 40.8 3.6 | 254 30 28.4 8.2 27 182 12789 260 55 54.2 9.6 | 251 44 41.7 14.2 28 165 13411 250 60 56.4 20.5 | 240 51 43.9 25.2 29 157 13716 265 51 50.8 4.4 | 257 39 38.3 9.1 30 150 13990 245 47 42.6 19.9 | 231 39 30.1 24.5 31 142 14326 245 46 41.7 19.4 | 231 38 29.2 24.1 32 135 14630 250 39 36.6 13.3 | 233 30 24.2 18.0 33 122 15240 280 49 48.3 -8.5 | 276 36 35.8 -3.9 34 109 15940 255 60 58.0 15.5 | 246 50 45.5 20.2 35 105 16154 255 60 58.0 15.5 | 246 50 45.5 20.2 36 100 16460 235 41 33.6 23.5 | 217 35 21.1 28.2 37 95 16764 235 41 33.6 23.5 | 217 35 21.1 28.2 38 90 17069 245 25 22.7 10.6 | 214 18 10.2 15.2 39 86 17374 260 30 29.5 5.2 | 240 20 17.1 9.9 40 77 17983 260 40 39.4 6.9 | 247 29 26.9 11.6 41 70 18580 255 21 20.3 5.4 | 218 13 7.8 10.1 42 70 18593 235 26 21.3 14.9 | 204 21 8.8 19.6 43 66 18898 260 22 21.7 3.8 | 227 13 9.2 8.5 44 63 19202 220 18 11.6 13.8 | 177 18 -0.9 18.4 45 57 19812 205 24 10.1 21.8 | 175 26 -2.3 26.4 46 54 20117 190 16 2.8 15.8 | 155 23 -9.7 20.4 47 52 20422 240 12 10.4 6.0 | 169 11 -2.1 10.6 48 50 20630 285 16 15.5 -4.1 | 260 3 3.0 0.5 49 49 20726 330 13 6.5 -11.3 | 42 9 -6.0 -6.6 50 47 21031 280 16 15.8 -2.8 | 240 4 3.3 1.9 51 45 21336 235 13 10.6 7.5 | 171 12 -1.8 12.1 52 43 21641 305 2 1.6 -1.1 | 108 11 -10.8 3.5 53 41 21946 220 17 10.9 13.0 | 175 18 -1.5 17.7 54 39 22250 220 14 9.0 10.7 | 167 16 -3.5 15.4 55 37 22555 220 15 9.6 11.5 | 170 16 -2.8 16.1 56 35 22860 205 14 5.9 12.7 | 159 19 -6.5 17.3 57 33 23165 255 7 6.8 1.8 | 139 9 -5.7 6.5 58 32 23470 270 11 11.0 -0.0 | 162 5 -1.5 4.6 59 30 23774 245 10 9.1 4.2 | 159 9 -3.4 8.9 60 30 23840 265 20 19.9 1.7 | 229 10 7.5 6.4 61 29 24079 290 13 12.2 -4.4 | 128 0 -0.2 0.2 62 28 24384 255 21 20.3 5.4 | 218 13 7.8 10.1 63 26 24689 260 14 13.8 2.4 | 191 7 1.3 7.1 64 25 24994 230 15 11.5 9.6 | 176 14 -1.0 14.3 65 24 25298 265 10 10.0 0.9 | 156 6 -2.5 5.5 66 23 25603 205 12 5.1 10.9 | 155 17 -7.4 15.5 67 22 25908 210 10 5.0 8.7 | 151 15 -7.5 13.3 68 20 26500 295 9 8.2 -3.8 | 101 4 -4.3 0.8 69 20 26518 265 5 5.0 0.4 | 124 9 -7.5 5.1 70 15 27432 300 11 9.5 -5.5 | 74 3 -2.9 -0.9 Wind Parameters Mean winds (0-6000m): 260.4 at 17.7 knts Storm direction: 290.4 at 13.3 knts Shear (0-3000m) pos: 3.7 neg: 3.9 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): -28.4 deg Storm rel helicity (0-3000m) pos: 120.3 neg: -148.6 tot: -28.3 m^2/s^2 ave: -9.4 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 11.8 stream: -0.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.64 Bulk Shear: 52.03 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 ------------------------------------------------------------------------------- 500 178 12 142 21| 21.0 0.0 21.0|106.7 -6.6 100.1 200.2 0.77| 27.5 21.3 1000 166 12 137 22| 10.5 7.7 18.2|106.7-106.5 0.2 0.2 0.11| 22.0 2.5 1500 144 11 126 24| 7.0 6.3 13.3|106.7-130.8 -24.0 -16.0 0.02| 16.1 0.3 2000 129 11 119 24| 5.6 4.7 10.3|117.6-134.8 -17.1 -8.6 0.04| 13.6 0.6 2500 125 9 116 22| 4.5 3.6 8.0|120.2-137.9 -17.7 -7.1 0.04| 11.8 0.5 3000 122 9 115 22| 3.7 3.9 7.7|120.3-148.6 -28.3 -9.4 -0.05| 11.8 -0.6 4000 193 9 143 17| 2.8 2.1 4.9|127.7-150.8 -23.1 -5.8 0.04| 11.1 0.4 5000 264 14 192 6| 3.6 1.3 4.9|181.5-169.6 11.9 2.4 0.12| 11.8 1.5 6000 260 18 213 9| 3.0 1.0 4.0|195.3-239.7 -44.4 -7.4 0.05| 11.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//SACO/skewt/SACO.skewt.20250424.12.gif