UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026020806.upa.cvt Date: 0600Z 8 FEB 26 Searching for KMFR... Searching the city database file for: KMFR ... Date:0600Z 8 FEB 26 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 0.2 -0.4 96 0.6 -0.0 273.4 274.0 273.1 283.4 3.71 SFC 977 405 9.6 6.0 78 3.6 7.7 0 0 284.6 285.7 281.9 301.4 6.00 2 972 447 10.4 3.4 62 7.0 6.9 351 1 285.9 286.7 281.3 300.0 5.02 3 970 464 10.8 3.8 62 7.0 7.3 347 2 286.4 287.3 281.8 301.1 5.18 4 944 688 10.0 4.0 66 6.0 6.9 301 7 287.9 288.8 282.7 303.2 5.40 5 934 776 11.0 3.0 58 8.0 6.9 285 6 289.8 290.7 283.1 304.3 5.08 6 930 811 11.0 2.0 54 9.0 6.5 278 6 290.1 290.9 282.9 303.8 4.75 7 925 856 10.8 1.8 54 9.0 6.3 270 6 290.4 291.2 283.0 303.9 4.71 8 914 956 10.4 1.4 54 9.0 5.9 247 9 290.9 291.8 283.1 304.3 4.63 9 906 1029 11.0 0.0 47 11.0 5.6 243 12 292.3 293.0 283.2 304.6 4.22 10 850 1557 7.2 -0.8 57 8.0 3.4 205 26 293.7 294.4 283.8 306.1 4.24 11 838 1674 6.2 -0.8 61 7.0 2.9 203 27 293.8 294.6 284.0 306.5 4.30 12 819 1862 4.8 -1.2 65 6.0 2.0 202 28 294.3 295.1 284.1 306.9 4.28 13 792 2134 2.8 1.8 93 1.0 2.3 220 29 295.0 296.0 285.7 311.1 5.51 14 776 2299 1.6 1.6 100 0.0 1.6 228 30 295.4 296.4 285.9 311.6 5.54 15 772 2341 1.8 1.3 96 0.5 1.5 230 30 296.1 297.1 286.1 312.1 5.45 16 764 2425 1.4 1.4 100 0.0 1.4 234 31 296.5 297.5 286.4 312.8 5.55 17 753 2542 0.6 0.6 100 0.0 0.6 240 32 296.9 297.8 286.2 312.5 5.31 18 749 2585 0.8 -1.4 85 2.2 -0.2 242 32 297.6 298.4 285.8 311.3 4.61 19 737 2714 0.0 -0.8 94 0.8 -0.4 248 33 298.1 299.0 286.2 312.6 4.90 20 725 2846 -0.7 -2.9 85 2.2 -1.7 250 34 298.7 299.5 285.8 311.5 4.26 21 719 2912 -0.9 -5.4 71 4.5 -2.8 250 35 299.2 299.8 285.3 309.9 3.55 22 701 3115 -1.9 -4.2 84 2.3 -2.9 250 37 300.3 301.0 286.2 312.3 4.00 23 700 3126 -2.1 -3.9 87 1.8 -2.9 250 37 300.2 300.9 286.2 312.5 4.09 24 695 3183 -2.5 -2.5 100 0.0 -2.5 249 37 300.3 301.2 286.8 314.1 4.58 25 684 3309 -2.9 -4.1 91 1.2 -3.4 247 37 301.3 302.0 286.6 313.8 4.13 26 674 3426 -3.9 -3.9 100 0.0 -3.9 245 38 301.4 302.2 286.8 314.3 4.25 27 623 4043 -7.1 -7.1 100 0.0 -7.1 240 42 304.6 305.3 287.3 315.7 3.60 28 584 4543 -10.7 -10.7 100 0.0 -10.7 240 46 306.1 306.6 287.1 315.2 2.90 29 583 4556 -10.9 -12.5 88 1.6 -11.5 240 46 306.0 306.5 286.7 313.9 2.51 30 581 4583 -11.3 -12.3 92 1.0 -11.6 240 46 305.8 306.3 286.7 313.9 2.56 31 578 4622 -11.1 -14.2 78 3.1 -12.1 240 47 306.5 306.9 286.6 313.5 2.20 32 554 4946 -13.5 -13.5 100 0.0 -13.5 245 52 307.4 307.9 287.1 315.2 2.43 33 540 5141 -14.3 -15.2 93 0.9 -14.6 245 53 308.7 309.1 287.3 315.7 2.17 34 513 5528 -16.9 -17.2 98 0.3 -17.0 246 55 310.1 310.5 287.6 316.4 1.93 35 500 5720 -18.1 -19.6 88 1.5 -18.5 250 59 311.0 311.3 287.5 316.3 1.62 36 495 5795 -18.5 -21.1 80 2.6 -19.1 251 61 311.4 311.6 287.5 316.1 1.43 37 476 6086 -20.7 -21.9 90 1.2 -21.0 255 67 312.2 312.4 287.7 316.8 1.39 38 471 6165 -19.7 -22.1 81 2.4 -20.3 255 69 314.3 314.6 288.4 319.0 1.38 39 467 6228 -20.1 -22.8 79 2.7 -20.8 255 71 314.6 314.9 288.4 319.0 1.31 40 457 6388 -21.1 -23.2 83 2.1 -21.6 255 75 315.3 315.6 288.6 319.7 1.29 41 439 6684 -23.1 -26.1 76 3.0 -23.7 250 75 316.4 316.6 288.7 320.0 1.04 42 415 7094 -26.1 -28.5 80 2.4 -26.5 246 72 317.7 317.9 289.0 320.7 0.88 43 403 7306 -27.9 -29.5 86 1.6 -28.2 249 70 318.0 318.2 289.0 320.9 0.82 44 400 7360 -28.5 -30.4 84 1.9 -28.8 250 69 317.9 318.1 288.9 320.6 0.76 45 399 7378 -28.7 -30.4 85 1.7 -29.0 250 69 317.9 318.1 288.9 320.6 0.76 46 396 7432 -28.9 -31.9 75 3.0 -29.3 250 70 318.3 318.5 288.9 320.7 0.67 47 390 7541 -29.9 -33.3 72 3.4 -30.4 250 72 318.4 318.5 288.9 320.5 0.59 48 389 7559 -30.1 -33.5 72 3.4 -30.6 250 72 318.4 318.5 288.9 320.5 0.58 49 387 7596 -30.3 -35.2 62 4.9 -30.9 250 72 318.6 318.7 288.9 320.4 0.49 50 356 8184 -35.3 -37.9 77 2.6 -35.5 252 73 319.6 319.7 289.0 321.1 0.41 51 338 8543 -38.5 -42.0 69 3.5 -38.8 253 74 320.0 320.1 289.0 321.0 0.28 52 327 8769 -40.7 -43.1 78 2.4 -40.9 254 74 320.0 320.1 289.0 321.0 0.26 53 305 9239 -44.9 -48.1 70 3.2 -45.0 256 75 320.6 320.6 289.1 321.2 0.16 TRP WND Sounding variables and indices 1000-500 mb thick: 5720.00 m Freezing level: 737.00 mb = 2714.38 m = 8905.33 ft Wetbulb zero: Below ground Precipitable water: 0.87 inches Sfc-500 mean rel hum: 83.89 % Est. max temperature: 18.99 C = 66.19 F Sfc-Lift cond lev (LCL): 924.95 mb = 856.45 m = 2809.84 ft T: 10.80 C 700-500 lapse rate: 6.17 C/km ThetaE index: 2.68 C Layer 725.0- 701.0 mb Conv cond level (CCL): 703.81 mb = 3082.69 m = 10113.68 ft Mean mixing ratio: 4.79 g/kg Conv temperature: 24.95 C = 76.90 F Cap Strength: 8.01 C Lifted Index: 8.36 C Risk: None Lifted Index @700 mb: 5.32 C Showalter Index: 6.67 C Risk: None Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 17.30 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 224.39 Risk: None Energy Index: 2.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.94 J/kg Max Up Vert Vel: 8.12 m/s Conv Inhibition (B-): 2585.29 J/kg Cap Strength: 8.25 C Lift Cond Lev (LCL): 815.04 mb = 1900.96 m = 6236.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 29 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 ---------------------------------------------------------- 0 977 405 0 0 -0.0 -0.0 | 92 29 -28.9 1.2 1 953 610 315 7 4.9 -4.9 | 81 24 -24.0 -3.7 2 925 856 270 6 6.0 -0.0 | 93 23 -22.9 1.2 3 919 914 250 7 6.6 2.4 | 99 23 -22.4 3.6 4 885 1219 230 21 16.1 13.5 | 139 20 -12.8 14.7 5 853 1524 205 26 11.0 23.6 | 144 31 -17.9 24.8 6 850 1557 205 26 11.0 23.6 | 144 31 -17.9 24.8 7 822 1829 200 28 9.6 26.3 | 145 34 -19.4 27.5 8 791 2134 220 29 18.6 22.2 | 156 26 -10.3 23.4 9 762 2438 235 31 25.4 17.8 | 169 19 -3.5 19.0 10 734 2743 250 33 31.0 11.3 | 189 13 2.1 12.5 11 700 3126 250 37 34.8 12.7 | 203 15 5.8 13.9 12 653 3658 240 38 32.9 19.0 | 191 21 4.0 20.2 13 604 4267 240 44 38.1 22.0 | 202 25 9.2 23.2 14 580 4572 240 46 39.8 23.0 | 204 27 10.9 24.2 15 558 4877 245 52 47.1 22.0 | 218 29 18.2 23.2 16 515 5486 245 54 48.9 22.8 | 220 31 20.0 24.1 17 500 5720 250 59 55.4 20.2 | 231 34 26.5 21.4 18 475 6096 255 67 64.7 17.3 | 243 40 35.8 18.6 19 456 6401 255 76 73.4 19.7 | 245 49 44.5 20.9 20 419 7010 245 73 66.2 30.9 | 229 49 37.2 32.1 21 400 7360 250 69 64.8 23.6 | 235 44 35.9 24.8 22 385 7620 250 73 68.6 25.0 | 237 48 39.7 26.2 23 308 9144 255 74 71.5 19.2 | 244 47 42.5 20.4 24 295 9449 260 77 75.8 13.4 | 253 49 46.9 14.6 Wind Parameters Mean winds (0-6000m): 242.4 at 38.6 knts Storm direction: 272.4 at 29.0 knts Shear (0-3000m) pos: 4.3 neg: 5.6 tot: 9.8 10-3/s Storm rel Dir Shear (0-3000m): 103.8 deg Storm rel helicity (0-3000m) pos: 239.5 neg: -46.0 tot: 193.4 m^2/s^2 ave: 64.5 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 13.3 stream: 6.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.19 Bulk Shear: 169.23 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 ------------------------------------------------------------------------------- 500 296 5 87 24| 0.0 7.0 7.0| 41.3 -38.5 2.8 5.6 0.10| 15.0 1.5 1000 242 11 109 20| 0.0 12.4 12.4|124.4 -38.5 86.0 86.0 0.48| 18.7 8.9 1500 220 16 127 23| 0.0 9.7 9.7|141.8 -38.5 103.3 68.9 0.42| 15.8 6.7 2000 220 20 135 23| 3.8 7.3 11.0|202.3 -38.5 163.8 81.9 0.47| 15.6 7.3 2500 228 22 142 20| 5.1 5.8 10.9|233.4 -38.5 194.9 78.0 0.50| 14.8 7.4 3000 233 25 150 18| 4.3 5.6 9.8|239.5 -46.0 193.4 64.5 0.46| 13.3 6.1 4000 236 29 164 18| 3.2 5.2 8.4|265.9 -52.9 213.0 53.3 0.44| 11.2 5.0 5000 238 33 178 19| 3.3 4.3 7.6|326.5 -52.9 273.7 54.7 0.48| 10.0 4.8 6000 242 39 195 20| 4.8 3.6 8.4|475.8 -52.9 422.9 70.5 0.51| 10.6 5.4 Wrote GIF file: /home/apache/climate/data/raob//KMFR/skewt/KMFR.skewt.20260208.06.gif