UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for SACO... Searching the city database file for: SACO ... Date:1200Z 8 DEC 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 144 SFC 961 474 20.2 11.2 56 9.0 14.7 200 8 296.7 298.3 289.4 322.0 8.72 2 925 815 17.4 7.4 52 10.0 11.6 175 19 297.1 298.4 287.9 317.6 6.99 3 850 1530 11.4 6.7 73 4.7 8.7 185 18 298.1 299.4 288.5 319.4 7.26 4 847 1560 11.2 6.9 75 4.3 8.8 185 18 298.2 299.5 288.7 319.8 7.38 5 790 2139 9.0 -3.0 43 12.0 3.3 165 18 301.8 302.5 286.6 313.6 3.88 6 715 2956 2.8 -4.2 60 7.0 -0.4 120 11 303.7 304.5 287.3 315.7 3.92 7 700 3128 2.2 -0.4 83 2.6 0.9 205 12 304.9 305.9 289.1 321.1 5.31 8 679 3374 0.6 0.4 99 0.2 0.5 210 11 305.8 306.9 289.8 323.5 5.81 9 600 4361 -3.7 -7.0 78 3.3 -5.1 164 11 311.8 312.6 289.9 323.8 3.77 10 583 4587 -5.5 -5.9 97 0.4 -5.7 147 11 312.3 313.1 290.5 325.7 4.22 11 525 5404 -10.1 -11.0 93 0.9 -10.5 100 11 316.3 316.9 290.7 326.5 3.15 12 514 5567 -10.1 -14.2 72 4.1 -11.6 100 11 318.2 318.7 290.7 326.4 2.48 13 500 5780 -11.7 -16.6 67 4.9 -13.3 100 10 318.8 319.2 290.5 325.7 2.09 14 477 6139 -14.1 -23.1 46 9.0 -16.5 88 5 320.1 320.4 290.1 324.4 1.25 15 451 6562 -17.5 -23.5 59 6.0 -19.0 126 4 321.0 321.3 290.4 325.4 1.27 16 412 7233 -22.1 -33.1 36 11.0 -24.1 204 9 323.5 323.6 290.5 325.6 0.57 17 400 7450 -22.9 -36.9 27 14.0 -25.1 225 21 325.2 325.3 290.7 326.7 0.40 18 396 7524 -22.9 -35.9 29 13.0 -25.0 227 21 326.2 326.3 291.1 327.8 0.45 19 342 8581 -30.3 -49.3 14 19.0 -32.0 249 28 330.1 330.1 291.9 330.6 0.13 20 324 8963 -33.3 -51.3 15 18.0 -34.7 240 21 331.1 331.1 292.1 331.5 0.10 21 300 9500 -36.3 -59.3 8 23.0 -37.5 340 14 334.2 334.2 292.9 334.4 0.04 22 250 10740 -44.3 -67.3 6 23.0 -45.0 235 28 340.2 340.2 294.4 340.3 0.02 23 237 11097 -47.5 -68.5 7 21.0 -48.0 228 35 340.6 340.6 294.5 340.7 0.02 24 208 11955 -51.5 -74.5 5 23.0 -51.9 232 43 347.3 347.3 296.0 347.3 0.01 25 200 12210 -52.9 -75.9 5 23.0 -53.2 235 44 349.0 349.0 296.4 349.0 0.01 26 159 13666 -59.5 -82.5 4 23.0 -59.7 257 37 361.5 361.5 299.0 361.5 0.00 27 150 14030 -59.9 -82.9 3 23.0 -60.1 260 45 366.9 366.9 300.0 366.9 0.00 28 134 14733 -62.2 -84.1 4 21.8 -62.4 255 60 374.8 374.8 301.4 374.8 0.00 29 102 16401 -67.9 -86.9 5 19.0 -68.0 276 27 394.3 394.3 304.4 394.3 0.00 30 100 16520 -67.7 -86.7 5 19.0 -67.8 275 38 396.9 396.9 304.8 396.9 0.00 31 91 17081 -71.7 -87.7 7 16.0 -71.8 255 43 399.8 399.8 305.2 399.8 0.00 32 77 18069 -70.1 -89.1 5 19.0 -70.2 229 32 422.7 422.7 308.0 422.7 0.00 33 75 18227 -67.3 -88.3 4 21.0 -67.5 219 28 431.8 431.8 309.0 431.8 0.00 34 70 18640 -69.5 -88.5 5 19.0 -69.6 160 8 435.7 435.7 309.4 435.7 0.00 35 63 19268 -71.7 -89.7 5 18.0 -71.8 324 2 444.2 444.2 310.3 444.2 0.00 36 50 20650 -68.1 -90.1 3 22.0 -68.3 175 9 483.0 483.0 313.7 483.0 0.00 37 41 21848 -66.1 -90.1 2 24.0 -66.4 155 11 516.2 516.2 316.1 516.2 0.00 38 36 22648 -60.3 -88.3 1 28.0 -61.0 113 6 550.8 550.8 318.1 550.8 0.00 39 32 23378 -62.7 -89.7 1 27.0 -63.3 114 6 563.2 563.2 318.8 563.2 0.00 40 30 23780 -58.5 -87.5 1 29.0 -59.6 130 19 585.2 585.2 319.9 585.2 0.01 41 28 24218 -55.7 -86.7 1 31.0 -57.3 109 16 604.6 604.6 320.8 604.7 0.01 42 26 24690 -57.5 -87.5 1 30.0 -58.9 50 16 612.4 612.4 321.2 612.5 0.01 43 23 25476 -52.5 -85.5 1 33.0 -55.0 137 9 649.0 649.0 322.6 649.1 0.01 44 20 26380 -53.5 -85.5 1 32.0 -56.1 80 20 672.4 672.4 323.5 672.5 0.01 45 19 26710 -53.5 -85.5 1 32.0 -56.2 86 20 682.4 682.4 323.9 682.5 0.01 46 17 27431 -49.9 -83.9 1 34.0 -53.8 69 22 716.0 716.0 325.0 716.1 0.02 47 15 28248 -50.9 -83.9 1 33.0 -54.8 62 20 738.7 738.7 325.6 738.9 0.02 48 12 29724 -43.9 -80.9 1 37.0 -51.4 42 14 812.2 812.2 327.5 812.7 0.05 49 11 30307 -44.7 -81.7 1 37.0 -52.1 72 13 829.8 829.8 328.0 830.2 0.05 TRP 91 17081 -71.7 -87.7 7 16.0 -71.8 255 43 399.8 399.8 305.2 399.8 0.00 WND 134 14733 -62.2 -84.1 4 21.8 -62.4 255 60 374.8 374.8 301.4 374.8 0.00 Sounding variables and indices 1000-500 mb thick: 5636.00 m Freezing level: 667.98 mb = 3511.41 m = 11520.22 ft Wetbulb zero: 722.93 mb = 2866.01 m = 9402.81 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 73.66 % Est. max temperature: 23.90 C = 75.02 F Sfc-Lift cond lev (LCL): 840.88 mb = 1619.90 m = 5314.55 ft T: 10.97 C 700-500 lapse rate: 5.24 C/km ThetaE index: 6.22 C Layer 790.0- 715.0 mb Conv cond level (CCL): 739.54 mb = 2679.94 m = 8792.36 ft Mean mixing ratio: 7.37 g/kg Conv temperature: 26.53 C = 79.75 F Cap Strength: 5.41 C Lifted Index: 5.33 C Risk: None Lifted Index @300 mb: 11.32 C Lifted Index @700 mb: 2.24 C Showalter Index: 5.04 C Risk: None Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.40 C K Index: 27.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 126.40 Risk: None Energy Index: 1.27 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.56 J/kg Max Up Vert Vel: 3.02 m/s Conv Inhibition (B-): 51669.95 J/kg Cap Strength: 5.43 C Lift Cond Lev (LCL): 803.18 mb = 2001.48 m = 6566.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 194 at 9 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 ---------------------------------------------------------- 0 961 474 200 8 2.7 7.5 | 337 1 0.6 -1.4 1 947 610 185 10 0.9 10.0 | 130 2 -1.3 1.1 2 925 815 175 19 -1.7 18.9 | 159 11 -3.8 10.0 3 914 914 175 18 -1.6 17.9 | 158 10 -3.7 9.0 4 850 1530 185 18 1.6 17.9 | 176 9 -0.6 9.0 5 820 1829 185 17 1.5 16.9 | 175 8 -0.7 8.0 6 790 2134 165 18 -4.7 17.4 | 141 11 -6.8 8.5 7 761 2438 165 16 -4.1 15.5 | 136 9 -6.3 6.6 8 734 2743 165 13 -3.4 12.6 | 124 7 -5.5 3.7 9 707 3048 100 10 -9.8 1.7 | 59 14 -12.0 -7.2 10 700 3128 205 12 5.1 10.9 | 236 4 2.9 2.0 11 655 3658 215 10 5.7 8.2 | 281 4 3.6 -0.7 12 606 4267 170 11 -1.9 10.8 | 115 5 -4.1 1.9 13 539 5182 100 10 -9.8 1.7 | 59 14 -12.0 -7.2 14 519 5486 100 11 -10.8 1.9 | 62 15 -13.0 -7.0 15 500 5780 100 10 -9.8 1.7 | 59 14 -12.0 -7.2 16 479 6096 85 5 -5.0 -0.4 | 37 12 -7.1 -9.3 17 442 6706 140 4 -2.6 3.1 | 39 8 -4.7 -5.8 18 407 7315 215 10 5.7 8.2 | 281 4 3.6 -0.7 19 400 7450 225 21 14.8 14.8 | 245 14 12.7 6.0 20 359 8230 245 26 23.6 11.0 | 264 22 21.4 2.1 21 344 8534 250 29 27.3 9.9 | 268 25 25.1 1.0 22 315 9144 235 18 14.7 10.3 | 264 13 12.6 1.4 23 302 9449 295 12 10.9 -5.1 | 328 16 8.7 -14.0 24 300 9500 340 14 4.8 -13.2 | 353 22 2.6 -22.1 25 289 9754 345 19 4.9 -18.4 | 354 27 2.8 -27.2 26 264 10363 265 14 13.9 1.2 | 303 14 11.8 -7.7 27 253 10668 250 19 17.9 6.5 | 279 16 15.7 -2.4 28 250 10740 235 28 22.9 16.1 | 251 22 20.8 7.2 29 230 11278 225 39 27.6 27.6 | 234 32 25.4 18.7 30 201 12192 235 44 36.0 25.2 | 244 38 33.9 16.3 31 200 12210 235 44 36.0 25.2 | 244 38 33.9 16.3 32 174 13106 225 34 24.0 24.0 | 235 27 21.9 15.1 33 165 13411 255 32 30.9 8.3 | 271 29 28.8 -0.6 34 150 14030 260 45 44.3 7.8 | 271 42 42.2 -1.1 35 134 14733 255 60 58.0 15.5 | 263 56 55.8 6.6 36 130 14935 255 60 58.0 15.5 | 263 56 55.8 6.6 37 123 15240 245 46 41.7 19.4 | 255 41 39.5 10.5 38 117 15545 255 33 31.9 8.5 | 271 30 29.7 -0.4 39 112 15850 235 30 24.6 17.2 | 250 24 22.4 8.3 40 106 16154 260 25 24.6 4.3 | 281 23 22.5 -4.6 41 101 16459 280 28 27.6 -4.9 | 298 29 25.4 -13.8 42 100 16520 275 38 37.9 -3.3 | 289 38 35.7 -12.2 43 96 16764 275 38 37.9 -3.3 | 289 38 35.7 -12.2 44 91 17069 265 44 43.8 3.8 | 277 42 41.7 -5.1 45 91 17081 255 43 41.5 11.1 | 267 39 39.4 2.2 46 78 17983 235 34 27.9 19.5 | 248 28 25.7 10.6 47 74 18288 215 27 15.5 22.1 | 225 19 13.3 13.2 48 71 18593 185 16 1.4 15.9 | 174 7 -0.8 7.0 49 70 18640 160 8 -2.7 7.5 | 74 5 -4.9 -1.4 50 67 18898 170 10 -1.7 9.8 | 104 4 -3.9 1.0 51 64 19202 0 0 -0.0 -0.0 | 14 9 -2.2 -8.9 52 61 19507 195 10 2.6 9.7 | 209 1 0.4 0.8 53 58 19812 185 17 1.5 16.9 | 175 8 -0.7 8.0 54 55 20117 185 14 1.2 13.9 | 169 5 -0.9 5.1 55 52 20422 225 12 8.5 8.5 | 274 6 6.3 -0.4 56 50 20650 175 9 -0.8 9.0 | 91 3 -2.9 0.1 57 49 20726 145 12 -6.9 9.8 | 96 9 -9.0 0.9 58 47 21031 175 10 -0.9 10.0 | 109 3 -3.0 1.1 59 45 21336 150 21 -10.5 18.2 | 126 16 -12.7 9.3 60 43 21641 125 13 -10.6 7.5 | 84 13 -12.8 -1.4 61 40 21946 165 10 -2.6 9.7 | 99 5 -4.7 0.8 62 39 22250 140 10 -6.4 7.7 | 82 9 -8.6 -1.2 63 33 23165 80 1 -1.0 -0.2 | 19 10 -3.1 -9.1 64 30 23774 175 15 -1.3 14.9 | 150 7 -3.5 6.0 65 30 23780 130 19 -14.6 12.2 | 101 17 -16.7 3.3 66 29 24079 135 19 -13.4 13.4 | 106 16 -15.6 4.5 67 27 24384 80 13 -12.8 -2.3 | 53 19 -15.0 -11.2 68 26 24689 50 16 -12.3 -10.3 | 37 24 -14.4 -19.2 69 25 24994 50 12 -9.2 -7.7 | 34 20 -11.4 -16.6 70 24 25298 110 7 -6.6 2.4 | 53 11 -8.7 -6.5 71 23 25603 155 10 -4.2 9.1 | 91 6 -6.4 0.2 72 22 25908 115 22 -19.9 9.3 | 91 22 -22.1 0.4 73 21 26213 80 18 -17.7 -3.1 | 59 23 -19.9 -12.0 74 20 26380 80 20 -19.7 -3.5 | 60 25 -21.9 -12.4 75 19 26518 90 20 -20.0 0.0 | 68 24 -22.2 -8.9 76 18 26822 65 21 -19.0 -8.9 | 50 28 -21.2 -17.8 77 16 27127 75 23 -22.2 -6.0 | 59 29 -24.4 -14.8 78 15 27432 60 20 -17.3 -10.0 | 46 27 -19.5 -18.9 79 14 27737 50 24 -18.4 -15.4 | 40 32 -20.5 -24.3 80 13 28042 40 16 -10.3 -12.3 | 30 25 -12.4 -21.2 81 11 28346 45 11 -7.8 -7.8 | 31 19 -9.9 -16.7 82 11 28651 100 15 -14.8 2.6 | 70 18 -16.9 -6.3 83 10 28956 110 13 -12.2 4.4 | 73 15 -14.4 -4.5 84 9 29261 95 14 -13.9 1.2 | 65 18 -16.1 -7.7 85 8 29566 140 10 -6.4 7.7 | 82 9 -8.6 -1.2 86 7 29870 130 24 -18.4 15.4 | 108 22 -20.5 6.5 87 7 30175 135 17 -12.0 12.0 | 102 15 -14.2 3.1 Wind Parameters Mean winds (0-6000m): 163.6 at 12.2 knts Storm direction: 193.6 at 9.2 knts Shear (0-3000m) pos: 3.1 neg: 2.6 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): -70.9 deg Storm rel helicity (0-3000m) pos: 19.7 neg: -41.6 tot: -21.9 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.01 Bulk Shear: 2.27 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 ------------------------------------------------------------------------------- 500 179 14 156 6| 0.0 11.5 11.5| 1.8 -0.6 1.2 2.4 0.36| 13.6 4.9 1000 180 16 163 8| 1.3 5.8 7.1| 7.9 -0.6 7.3 7.3 0.46| 8.1 3.7 1500 181 17 167 8| 0.9 4.1 5.0| 8.5 -7.0 1.6 1.0 0.24| 6.7 1.6 2000 177 17 159 8| 0.7 3.1 3.8| 8.5 -17.1 -8.6 -4.3 0.03| 6.4 0.2 2500 174 16 151 8| 0.5 3.1 3.7| 8.5 -41.6 -33.0 -13.2 -0.25| 7.8 -1.9 3000 176 15 153 7| 3.1 2.6 5.8| 19.7 -41.6 -21.9 -7.3 0.21| 10.7 2.2 4000 179 14 154 6| 2.4 3.3 5.6| 20.4 -47.5 -27.1 -6.8 0.08| 9.6 0.8 5000 171 13 134 6| 1.9 3.4 5.3| 22.4 -66.6 -44.2 -8.8 -0.00| 8.8 -0.0 6000 164 12 117 6| 1.9 2.6 4.4| 23.7 -84.6 -60.9 -10.2 -0.05| 8.1 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SACO/skewt/SACO.skewt.20251208.12.gif