UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for KMFR... Searching the city database file for: KMFR ... Date:0000Z 17 DEC 25 Station: KMFR WMO ident: 72597 Latitude: 42.37 Longitude: -122.87 Elevation: 405.00 ------------------------------------------------------------------------------- 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 0 0.0 -3.0 80 3.0 -1.2 273.1 273.7 272.0 281.5 3.06 SFC 971 405 9.4 8.9 97 0.5 9.1 0 0 284.9 286.2 283.5 305.4 7.38 2 943 643 7.2 7.2 100 0.0 7.2 175 4 285.1 286.3 283.0 303.9 6.76 3 926 790 9.2 7.2 87 2.0 8.1 151 12 288.6 289.8 284.6 308.1 6.89 4 925 799 9.2 7.3 88 1.9 8.2 150 13 288.7 289.9 284.7 308.3 6.94 5 921 835 9.0 7.3 89 1.7 8.0 152 14 288.9 290.1 284.8 308.6 6.98 6 916 880 10.0 7.2 83 2.8 8.5 154 14 290.3 291.6 285.4 310.2 6.97 7 914 898 12.2 7.5 73 4.7 9.6 154 15 292.8 294.1 286.5 313.3 7.13 8 910 935 12.6 7.8 73 4.8 9.9 159 15 293.6 294.9 286.9 314.6 7.31 9 859 1417 10.0 7.0 82 3.0 8.3 224 19 295.7 297.0 287.8 317.0 7.33 10 850 1505 9.2 6.8 85 2.4 7.9 230 20 295.8 297.1 287.8 317.0 7.31 11 808 1923 5.8 5.8 100 0.0 5.8 241 29 296.5 297.8 287.9 317.4 7.17 12 737 2672 1.8 1.8 100 0.0 1.8 246 38 300.0 301.1 288.0 317.6 5.92 13 700 3086 -1.1 -1.1 100 0.0 -1.1 250 43 301.3 302.2 287.6 316.4 5.05 14 675 3376 -3.1 -3.1 100 0.0 -3.1 245 57 302.2 303.0 287.3 315.8 4.51 15 671 3423 -3.3 -3.5 99 0.2 -3.4 244 57 302.5 303.3 287.3 315.8 4.40 16 665 3494 -2.3 -4.3 86 2.0 -3.2 243 56 304.4 305.1 287.8 317.2 4.18 17 620 4049 -4.9 -6.6 88 1.7 -5.6 249 60 307.5 308.3 288.5 319.3 3.76 18 598 4332 -7.1 -7.6 96 0.5 -7.3 256 63 308.2 308.9 288.6 319.5 3.61 19 589 4450 -6.9 -8.4 89 1.5 -7.5 258 65 309.8 310.4 288.9 320.6 3.44 20 567 4747 -9.3 -9.3 100 0.0 -9.3 263 68 310.3 311.0 289.0 320.9 3.33 21 558 4871 -9.7 -10.9 91 1.2 -10.2 265 69 311.3 311.9 289.0 320.8 2.98 22 556 4898 -9.5 -11.3 87 1.8 -10.2 265 69 311.8 312.4 289.1 321.1 2.90 23 527 5310 -13.3 -13.3 100 0.0 -13.3 265 73 312.1 312.6 288.9 320.5 2.60 24 504 5650 -14.5 -16.1 88 1.6 -15.0 265 75 314.6 315.1 289.3 321.7 2.16 25 500 5710 -14.9 -16.5 88 1.6 -15.4 265 76 314.9 315.3 289.3 321.8 2.10 26 476 6080 -17.5 -17.8 97 0.3 -17.6 270 76 316.1 316.5 289.6 322.7 1.98 27 472 6143 -17.9 -18.9 92 1.0 -18.2 270 76 316.4 316.7 289.5 322.5 1.82 28 446 6564 -20.9 -21.2 97 0.3 -21.0 268 79 317.8 318.1 289.7 323.1 1.58 29 433 6782 -22.3 -25.0 79 2.7 -22.9 267 81 318.7 318.9 289.6 322.7 1.16 30 400 7360 -26.3 -27.6 89 1.3 -26.6 265 85 320.8 321.0 290.0 324.3 0.99 31 368 7957 -31.3 -31.9 94 0.6 -31.4 265 83 321.9 322.0 290.1 324.4 0.72 32 359 8132 -32.7 -33.9 89 1.2 -32.9 265 82 322.3 322.4 290.1 324.5 0.61 33 357 8171 -33.1 -35.2 81 2.1 -33.4 265 82 322.3 322.4 290.0 324.2 0.54 34 343 8451 -35.5 -37.2 84 1.7 -35.7 265 81 322.7 322.8 290.1 324.4 0.46 35 339 8532 -36.1 -39.1 74 3.0 -36.4 265 81 323.0 323.1 290.1 324.4 0.38 36 328 8760 -38.1 -40.6 77 2.5 -38.3 265 80 323.3 323.4 290.2 324.6 0.34 37 326 8803 -38.5 -41.8 71 3.3 -38.8 265 80 323.3 323.4 290.1 324.4 0.30 38 325 8824 -38.7 -42.0 71 3.3 -39.0 265 80 323.3 323.4 290.1 324.4 0.29 TRP WND Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 714.03 mb = 2928.95 m = 9609.31 ft Wetbulb zero: Below ground Precipitable water: 1.15 inches Sfc-500 mean rel hum: 92.78 % Est. max temperature: 20.64 C = 69.15 F Sfc-Lift cond lev (LCL): 963.71 mb = 466.18 m = 1529.46 ft T: 8.83 C 700-500 lapse rate: 5.26 C/km ThetaE index: 1.81 C Layer 700.0- 665.0 mb Conv cond level (CCL): 954.81 mb = 541.47 m = 1776.44 ft Mean mixing ratio: 7.12 g/kg Conv temperature: 9.49 C = 49.08 F Cap Strength: 7.22 C Lifted Index: 7.29 C Risk: None Lifted Index @700 mb: 2.92 C Showalter Index: 3.19 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 21.70 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 294.30 Risk: None Energy Index: 0.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.69 J/kg Max Up Vert Vel: 10.83 m/s Conv Inhibition (B-): 1860.93 J/kg Cap Strength: 7.03 C Lift Cond Lev (LCL): 887.02 mb = 1149.10 m = 3769.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 36 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 ---------------------------------------------------------- 0 971 405 0 0 -0.0 -0.0 | 105 36 -35.0 9.3 1 947 610 180 2 0.0 2.0 | 108 37 -35.0 11.3 2 925 799 150 13 -6.5 11.3 | 116 46 -41.5 20.6 3 912 914 155 15 -6.3 13.6 | 119 47 -41.3 22.9 4 880 1219 210 17 8.5 14.7 | 132 36 -26.5 24.0 5 850 1505 230 20 15.3 12.9 | 138 30 -19.7 22.2 6 848 1524 230 20 15.3 12.9 | 138 30 -19.7 22.2 7 817 1829 240 27 23.4 13.5 | 153 26 -11.6 22.8 8 787 2134 245 34 30.8 14.4 | 170 24 -4.2 23.7 9 758 2438 250 33 31.0 11.3 | 169 21 -4.0 20.6 10 730 2743 245 40 36.3 16.9 | 183 26 1.3 26.2 11 700 3086 250 43 40.4 14.7 | 193 25 5.4 24.0 12 676 3353 245 57 51.7 24.1 | 207 37 16.7 33.4 13 651 3658 240 55 47.6 27.5 | 199 39 12.6 36.8 14 602 4267 255 63 60.9 16.3 | 225 36 25.9 25.6 15 556 4877 265 69 68.7 6.0 | 246 37 33.8 15.3 16 500 5710 265 76 75.7 6.6 | 249 44 40.7 15.9 17 495 5791 270 76 76.0 -0.0 | 257 42 41.0 9.3 18 475 6096 270 76 76.0 -0.0 | 257 42 41.0 9.3 19 400 7360 265 85 84.7 7.4 | 251 52 49.7 16.7 20 385 7620 265 84 83.7 7.3 | 251 51 48.7 16.6 21 322 8839 265 80 79.7 7.0 | 250 48 44.7 16.3 Wind Parameters Mean winds (0-6000m): 254.9 at 48.3 knts Storm direction: 284.9 at 36.2 knts Shear (0-3000m) pos: 5.7 neg: 4.1 tot: 9.8 10-3/s Storm rel Dir Shear (0-3000m): 100.3 deg Storm rel helicity (0-3000m) pos: 463.8 neg: -4.2 tot: 459.6 m^2/s^2 ave: 153.2 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 14.4 stream: 9.2 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.18 Bulk Shear: 326.96 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 ------------------------------------------------------------------------------- 500 155 6 112 40| 15.3 0.0 15.3|108.1 -2.7 105.4 210.8 0.58| 17.4 10.1 1000 185 11 121 40| 9.7 0.0 9.7|243.7 -2.7 241.0 241.0 0.60| 19.0 11.5 1500 212 15 130 35| 9.9 0.0 9.9|316.1 -2.7 313.4 208.9 0.65| 17.0 11.0 2000 228 20 138 30| 8.5 0.0 8.5|351.5 -4.2 347.3 173.7 0.65| 14.8 9.6 2500 234 23 145 28| 6.8 1.7 8.5|399.2 -4.2 395.0 158.0 0.67| 13.7 9.3 3000 239 28 154 26| 5.7 4.1 9.8|463.8 -4.2 459.6 153.2 0.64| 14.4 9.2 4000 243 36 173 26| 5.5 3.1 8.6|652.9 -37.5 615.4 153.8 0.65| 13.7 8.9 5000 250 42 191 25| 5.1 2.8 7.9|765.4 -37.5 727.9 145.6 0.67| 12.5 8.3 6000 255 48 208 25| 4.6 2.6 7.2|846.3 -50.3 796.0 132.7 0.66| 11.4 7.5 Wrote GIF file: /home/apache/climate/data/raob//KMFR/skewt/KMFR.skewt.20251217.00.gif