UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011806.upa.cvt Date: 0600Z 18 JAN 26 Searching for KGRB... Searching the city database file for: KGRB ... Date:0600Z 18 JAN 26 Station: KGRB WMO ident: 72645 Latitude: 44.48 Longitude: -88.13 Elevation: 214.00 ------------------------------------------------------------------------------- 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 121 SFC 989 214 -5.5 -8.5 79 3.0 -6.4 10 2 268.5 268.8 267.4 274.0 2.03 2 983 261 -6.1 -11.1 68 5.0 -7.5 360 3 268.4 268.6 266.7 272.9 1.66 3 977 308 -6.5 -11.5 68 5.0 -7.9 350 4 268.4 268.7 266.6 272.9 1.62 4 974 332 -6.9 -11.9 67 5.0 -8.2 349 5 268.3 268.5 266.4 272.6 1.57 5 949 532 -8.5 -13.5 67 5.0 -9.8 343 10 268.6 268.9 266.4 272.6 1.42 6 925 728 -9.9 -13.9 73 4.0 -10.9 335 12 269.2 269.4 266.8 273.1 1.41 7 868 1215 -13.1 -15.6 81 2.5 -13.7 295 7 270.8 271.0 267.7 274.5 1.31 8 859 1295 -13.3 -15.8 81 2.5 -13.9 281 8 271.4 271.6 268.0 275.1 1.30 9 850 1375 -12.9 -15.2 83 2.3 -13.5 265 9 272.6 272.9 269.0 276.5 1.38 10 843 1438 -12.7 -14.8 84 2.1 -13.2 255 10 273.5 273.7 269.7 277.6 1.44 11 827 1584 -13.1 -15.2 84 2.1 -13.6 241 13 274.6 274.8 270.3 278.6 1.42 12 812 1723 -14.1 -16.5 82 2.4 -14.6 243 16 274.9 275.2 270.3 278.7 1.29 13 796 1874 -15.1 -17.3 83 2.2 -15.6 246 19 275.4 275.7 270.5 279.0 1.23 14 789 1941 -15.5 -17.8 82 2.3 -16.0 247 19 275.7 275.9 270.7 279.2 1.19 15 781 2018 -15.5 -17.9 82 2.4 -16.0 248 18 276.5 276.7 271.1 280.0 1.20 16 759 2233 -16.7 -19.5 79 2.8 -17.3 255 18 277.5 277.7 271.5 280.6 1.07 17 738 2444 -15.9 -18.7 79 2.8 -16.5 265 17 280.6 280.8 273.5 284.1 1.18 18 705 2787 -18.3 -22.2 71 3.9 -19.0 292 14 281.6 281.8 273.6 284.4 0.91 19 700 2840 -18.7 -22.6 71 3.9 -19.4 295 14 281.8 281.9 273.7 284.4 0.89 20 650 3386 -23.7 -26.1 81 2.4 -24.1 290 15 282.2 282.3 273.6 284.3 0.70 21 620 3728 -26.3 -29.0 78 2.7 -26.6 292 14 283.0 283.1 273.9 284.7 0.56 22 590 4084 -29.1 -32.1 75 3.0 -29.4 278 16 283.8 283.9 274.1 285.2 0.44 23 577 4244 -26.9 -30.3 73 3.4 -27.3 276 21 288.2 288.3 276.6 289.9 0.53 24 543 4678 -29.7 -35.7 56 6.0 -30.3 278 26 289.9 290.0 277.2 291.0 0.34 25 532 4824 -30.7 -35.7 61 5.0 -31.2 276 27 290.4 290.5 277.4 291.5 0.34 26 505 5190 -33.7 -40.7 49 7.0 -34.2 275 28 291.1 291.2 277.6 291.8 0.22 27 500 5260 -34.1 -40.1 55 6.0 -34.6 275 29 291.5 291.5 277.7 292.2 0.23 28 495 5331 -34.7 -40.7 54 6.0 -35.1 273 29 291.6 291.6 277.8 292.3 0.22 29 490 5402 -35.1 -42.1 49 7.0 -35.5 272 30 291.9 292.0 277.9 292.6 0.19 30 482 5517 -35.7 -40.7 60 5.0 -36.1 271 30 292.6 292.6 278.3 293.3 0.23 31 466 5752 -37.1 -43.1 54 6.0 -37.5 279 27 293.7 293.7 278.7 294.3 0.18 32 430 6306 -40.3 -47.3 47 7.0 -40.6 288 23 296.4 296.4 279.9 296.9 0.12 33 426 6370 -40.3 -47.3 47 7.0 -40.6 289 22 297.2 297.2 280.3 297.7 0.13 34 400 6800 -41.5 -52.5 29 11.0 -41.9 335 29 301.1 301.1 281.9 301.3 0.07 35 381 7129 -42.9 -55.9 23 13.0 -43.3 344 36 303.4 303.4 282.8 303.6 0.05 36 365 7418 -44.3 -55.3 28 11.0 -44.7 353 43 305.3 305.3 283.6 305.5 0.06 37 359 7529 -44.7 -56.7 25 12.0 -45.1 356 45 306.2 306.2 284.0 306.4 0.05 TRP WND Sounding variables and indices 1000-500 mb thick: 5139.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 73.37 % Est. max temperature: -0.26 C = 31.53 F Sfc-Lift cond lev (LCL): 943.02 mb = 580.46 m = 1904.36 ft T: -8.85 C 700-500 lapse rate: 6.36 C/km ThetaE index: 1.45 C Layer 983.0- 925.0 mb Conv cond level (CCL): 791.62 mb = 1915.62 m = 6284.76 ft Mean mixing ratio: 1.46 g/kg Conv temperature: 1.60 C = 34.87 F Cap Strength: 15.09 C Lifted Index: 15.33 C Risk: None Lifted Index @700 mb: 9.29 C Showalter Index: 12.58 C Risk: None Total Totals Index: 40.10 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 18.90 C K Index: 2.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.52 J/kg Max Up Vert Vel: 3.88 m/s Conv Inhibition (B-): 3247.62 J/kg Cap Strength: 15.08 C Lift Cond Lev (LCL): 875.93 mb = 1145.68 m = 3758.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 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 ---------------------------------------------------------- 0 989 214 10 2 -0.3 -2.0 | 121 13 -10.8 6.5 1 977 305 350 4 0.7 -3.9 | 115 11 -9.7 4.5 2 939 610 340 12 4.1 -11.3 | 66 7 -6.3 -2.8 3 925 728 335 12 5.1 -10.9 | 65 6 -5.4 -2.4 4 903 914 320 10 6.4 -7.7 | 101 4 -4.0 0.8 5 867 1219 295 7 6.3 -3.0 | 143 7 -4.1 5.5 6 850 1375 265 9 9.0 0.8 | 171 9 -1.5 9.2 7 833 1524 240 11 9.5 5.5 | 176 14 -0.9 13.9 8 800 1829 245 19 17.2 8.0 | 202 18 6.8 16.5 9 769 2134 250 18 16.9 6.2 | 204 16 6.5 14.6 10 738 2438 265 17 16.9 1.5 | 213 12 6.5 9.9 11 709 2743 290 14 13.2 -4.8 | 217 5 2.7 3.6 12 700 2840 295 14 12.7 -5.9 | 222 3 2.3 2.5 13 680 3048 295 16 14.5 -6.8 | 248 4 4.1 1.7 14 652 3353 290 15 14.1 -5.1 | 228 5 3.7 3.3 15 625 3658 295 14 12.7 -5.9 | 222 3 2.3 2.5 16 599 3962 280 12 11.8 -2.1 | 192 7 1.4 6.3 17 574 4267 275 22 21.9 -1.9 | 240 13 11.5 6.5 18 550 4572 280 25 24.6 -4.3 | 254 15 14.2 4.1 19 527 4877 275 27 26.9 -2.4 | 250 18 16.5 6.1 20 505 5182 275 28 27.9 -2.4 | 251 18 17.5 6.0 21 500 5260 275 29 28.9 -2.5 | 252 19 18.5 5.9 22 484 5486 270 30 30.0 -0.0 | 247 21 19.6 8.4 23 463 5791 280 26 25.6 -4.5 | 256 16 15.2 3.9 24 443 6096 285 25 24.1 -6.5 | 262 14 13.7 2.0 25 424 6401 290 22 20.7 -7.5 | 265 10 10.2 0.9 26 406 6706 335 29 12.3 -26.3 | 354 18 1.8 -17.8 27 400 6800 335 29 12.3 -26.3 | 354 18 1.8 -17.8 28 352 7620 360 48 -0.0 -48.0 | 15 41 -10.4 -39.6 Wind Parameters Mean winds (0-6000m): 279.0 at 17.9 knts Storm direction: 309.0 at 13.4 knts Shear (0-3000m) pos: 2.2 neg: 3.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 115.4 deg Storm rel helicity (0-3000m) pos: 61.8 neg: -20.4 tot: 41.3 m^2/s^2 ave: 13.8 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 33.58 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 ------------------------------------------------------------------------------- 500 342 8 96 8| 0.0 10.7 10.7| 0.0 -19.6 -19.6 -39.3 -0.75| 11.6 -8.7 1000 329 9 99 6| 0.0 3.5 3.5| 8.0 -19.6 -11.7 -11.7 -0.10| 10.1 -1.0 1500 302 9 145 4| 0.0 5.9 5.9| 36.0 -19.6 16.4 10.9 0.21| 11.6 2.5 2000 277 12 189 7| 0.9 4.4 5.4| 52.2 -19.6 32.5 16.3 0.28| 10.2 2.8 2500 274 13 196 8| 2.4 3.6 5.9| 59.9 -19.7 40.3 16.1 0.27| 10.3 2.7 3000 279 13 200 7| 2.2 3.0 5.2| 61.8 -20.4 41.3 13.8 0.27| 9.3 2.5 4000 281 13 205 6| 1.7 3.1 4.8| 74.6 -24.3 50.3 12.6 0.25| 8.7 2.2 5000 280 16 222 8| 1.6 2.8 4.4| 91.1 -28.5 62.6 12.5 0.27| 7.9 2.1 6000 279 18 232 9| 1.6 2.3 3.9|110.9 -36.3 74.6 12.4 0.27| 7.6 2.0 Wrote GIF file: /home/apache/climate/data/raob//KGRB/skewt/KGRB.skewt.20260118.06.gif