UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122106.upa.cvt Date: 0600Z 21 DEC 25 Searching for KMFR... Searching the city database file for: KMFR ... Date:0600Z 21 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 130 SFC 968 405 5.0 3.3 89 1.7 4.2 220 3 280.7 281.6 278.9 294.6 5.01 2 957 496 4.2 2.2 87 2.0 3.3 218 3 280.9 281.7 278.5 293.8 4.68 3 925 766 2.4 1.6 94 0.8 2.0 130 2 281.8 282.6 278.9 294.7 4.64 4 923 784 2.4 2.1 98 0.3 2.2 121 2 281.9 282.8 279.3 295.3 4.82 5 918 827 2.4 0.9 90 1.5 1.7 99 4 282.4 283.1 279.0 294.8 4.45 6 898 1006 3.2 0.2 81 3.0 1.8 93 7 285.0 285.7 280.1 297.2 4.32 7 890 1079 4.8 0.7 75 4.1 2.9 123 7 287.4 288.2 281.4 300.3 4.52 8 870 1264 3.8 1.3 84 2.5 2.6 183 9 288.2 289.1 282.2 302.0 4.83 9 864 1320 4.4 1.3 80 3.1 2.9 186 9 289.4 290.3 282.7 303.4 4.86 10 850 1453 3.2 0.9 85 2.3 2.1 195 11 289.5 290.3 282.7 303.3 4.80 11 831 1636 2.0 0.4 89 1.6 1.3 200 17 290.1 290.9 282.9 303.8 4.74 12 796 1983 0.8 0.2 96 0.6 0.5 217 24 292.4 293.3 284.0 306.6 4.88 13 773 2218 0.0 -0.2 99 0.2 -0.1 228 24 294.0 294.9 284.7 308.3 4.88 14 771 2239 -0.3 -0.4 99 0.1 -0.3 228 24 293.9 294.8 284.5 308.0 4.82 15 769 2260 -0.5 -0.5 100 0.0 -0.5 229 23 293.9 294.8 284.5 307.9 4.80 16 767 2281 -0.7 -0.7 100 0.0 -0.7 230 23 293.9 294.8 284.5 307.8 4.74 17 727 2708 -2.7 -2.8 99 0.1 -2.7 239 22 296.3 297.0 284.9 309.0 4.28 18 707 2929 -3.1 -3.1 100 0.0 -3.1 230 33 298.2 299.0 285.7 311.1 4.30 19 701 2997 -2.9 -3.0 99 0.1 -3.0 226 37 299.2 299.9 286.1 312.3 4.37 20 700 3008 -2.9 -3.0 99 0.1 -3.0 225 38 299.3 300.1 286.2 312.4 4.38 21 649 3605 -5.1 -5.5 97 0.4 -5.3 229 44 303.3 304.1 287.2 315.3 3.91 22 581 4466 -10.5 -11.2 95 0.7 -10.8 243 49 306.8 307.3 287.3 315.6 2.80 23 578 4506 -10.9 -11.9 92 1.0 -11.3 244 49 306.8 307.3 287.1 315.1 2.66 24 565 4680 -13.1 -21.1 51 8.0 -15.2 246 51 306.2 306.4 285.4 310.3 1.26 25 553 4844 -15.1 -26.1 39 11.0 -17.5 249 53 305.7 305.8 284.7 308.4 0.82 26 547 4926 -15.1 -23.1 50 8.0 -17.0 250 54 306.6 306.9 285.4 310.2 1.09 27 544 4968 -15.1 -22.1 55 7.0 -16.9 250 55 307.1 307.4 285.7 311.1 1.20 28 540 5024 -15.5 -22.5 55 7.0 -17.2 250 55 307.3 307.5 285.7 311.1 1.16 29 509 5467 -18.9 -23.9 65 5.0 -20.0 250 58 308.4 308.6 286.1 312.0 1.09 30 500 5600 -19.7 -23.0 75 3.3 -20.5 250 59 309.0 309.2 286.4 313.0 1.20 31 499 5615 -19.5 -22.1 80 2.6 -20.1 250 60 309.4 309.7 286.6 313.7 1.30 32 485 5827 -17.7 -19.5 86 1.8 -18.2 248 67 314.2 314.5 288.6 319.8 1.68 33 452 6350 -21.5 -23.0 88 1.5 -21.8 249 79 315.8 316.1 288.8 320.3 1.33 34 412 7026 -26.7 -29.4 78 2.7 -27.2 261 83 317.6 317.7 288.9 320.4 0.81 35 406 7132 -26.3 -29.0 78 2.7 -26.8 263 84 319.4 319.6 289.5 322.4 0.86 36 400 7240 -26.9 -29.5 79 2.6 -27.3 265 85 320.0 320.2 289.6 322.9 0.83 37 384 7532 -28.9 -32.0 75 3.1 -29.4 262 88 321.2 321.3 289.9 323.6 0.68 38 377 7663 -29.9 -32.9 75 3.0 -30.3 260 89 321.5 321.7 289.9 323.8 0.64 39 360 7989 -32.9 -34.7 84 1.8 -33.1 256 93 321.8 321.9 289.9 323.8 0.56 40 353 8126 -34.1 -37.3 73 3.2 -34.5 255 95 322.0 322.1 289.9 323.6 0.44 41 322 8760 -39.7 -43.1 70 3.4 -39.9 250 104 322.8 322.9 289.9 323.8 0.26 42 315 8910 -40.3 -42.3 81 2.0 -40.5 250 107 324.0 324.1 290.3 325.1 0.29 43 314 8931 -40.3 -42.9 76 2.6 -40.5 250 107 324.3 324.4 290.4 325.3 0.28 44 313 8953 -40.3 -41.0 93 0.7 -40.4 250 107 324.6 324.7 290.5 325.9 0.34 45 308 9062 -41.1 -44.3 71 3.2 -41.3 250 108 325.0 325.0 290.5 325.9 0.24 46 306 9106 -41.5 -44.9 69 3.4 -41.8 250 109 325.0 325.1 290.5 325.9 0.23 47 300 9240 -42.3 -45.3 72 3.0 -42.5 255 110 325.7 325.8 290.7 326.6 0.22 48 299 9263 -42.5 -45.4 73 2.9 -42.7 255 110 325.8 325.8 290.7 326.6 0.22 49 296 9331 -43.1 -47.0 65 3.9 -43.3 255 110 325.9 325.9 290.7 326.6 0.19 50 291 9445 -44.1 -47.2 71 3.1 -44.3 255 111 326.0 326.1 290.8 326.7 0.19 51 286 9561 -44.9 -50.9 51 6.0 -45.2 255 112 326.5 326.5 290.9 327.0 0.12 52 280 9703 -46.1 -52.1 51 6.0 -46.4 255 113 326.8 326.8 290.9 327.2 0.11 53 278 9750 -46.7 -52.7 50 6.0 -47.0 255 113 326.6 326.6 290.9 327.0 0.10 54 257 10266 -51.1 -53.5 75 2.4 -51.2 258 112 327.5 327.5 291.1 327.9 0.10 TRP WND Sounding variables and indices 1000-500 mb thick: 5470.00 m Freezing level: 773.00 mb = 2218.49 m = 7278.44 ft Wetbulb zero: 776.82 mb = 2178.86 m = 7148.40 ft Precipitable water: 0.79 inches Sfc-500 mean rel hum: 86.03 % Est. max temperature: 15.11 C = 59.20 F Sfc-Lift cond lev (LCL): 942.94 mb = 613.54 m = 2012.90 ft T: 3.42 C 700-500 lapse rate: 6.48 C/km ThetaE index: 0.75 C Layer 957.0- 925.0 mb Conv cond level (CCL): 754.50 mb = 2411.86 m = 7912.81 ft Mean mixing ratio: 4.61 g/kg Conv temperature: 18.77 C = 65.79 F Cap Strength: 11.69 C Lifted Index: 11.63 C Risk: None Lifted Index @300 mb: 20.73 C Lifted Index @700 mb: 8.51 C Showalter Index: 7.00 C Risk: None Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.60 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 91.80 Risk: None Energy Index: 2.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.08 J/kg Max Up Vert Vel: 8.38 m/s Conv Inhibition (B-): 4757.00 J/kg Cap Strength: 11.59 C Lift Cond Lev (LCL): 886.12 mb = 1114.33 m = 3655.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 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 ---------------------------------------------------------- 0 968 405 220 3 1.9 2.3 | 94 27 -26.7 1.9 1 943 610 215 4 2.3 3.3 | 96 26 -26.3 2.9 2 925 766 130 2 -1.5 1.3 | 92 30 -30.2 0.9 3 908 914 55 6 -4.9 -3.4 | 84 34 -33.5 -3.8 4 875 1219 180 8 0.0 8.0 | 105 30 -28.6 7.6 5 850 1453 195 11 2.8 10.6 | 112 28 -25.8 10.3 6 842 1524 195 13 3.4 12.6 | 116 28 -25.3 12.2 7 811 1829 210 23 11.5 19.9 | 139 26 -17.1 19.6 8 781 2134 225 25 17.7 17.7 | 148 20 -10.9 17.3 9 752 2438 235 21 17.2 12.0 | 136 16 -11.4 11.7 10 724 2743 240 22 19.1 11.0 | 138 14 -9.6 10.6 11 700 3008 225 38 26.9 26.9 | 176 27 -1.7 26.5 12 696 3048 225 38 26.9 26.9 | 176 27 -1.7 26.5 13 643 3658 230 45 34.5 28.9 | 192 29 5.9 28.6 14 594 4267 240 47 40.7 23.5 | 208 26 12.1 23.1 15 549 4877 250 54 50.7 18.5 | 231 29 22.1 18.1 16 528 5182 250 57 53.6 19.5 | 233 31 24.9 19.1 17 500 5600 250 59 55.4 20.2 | 234 33 26.8 19.8 18 467 6096 245 77 69.8 32.5 | 232 52 41.2 32.2 19 400 7240 265 85 84.7 7.4 | 263 56 56.1 7.1 20 396 7315 265 85 84.7 7.4 | 263 56 56.1 7.1 21 379 7620 260 89 87.6 15.5 | 256 61 59.0 15.1 22 332 8534 250 100 94.0 34.2 | 243 74 65.3 33.8 23 318 8839 250 106 99.6 36.3 | 243 80 71.0 35.9 24 304 9144 250 109 102.4 37.3 | 243 83 73.8 36.9 25 300 9240 255 110 106.3 28.5 | 250 83 77.6 28.1 26 276 9754 255 113 109.1 29.2 | 250 86 80.5 28.9 27 239 10668 260 112 110.3 19.4 | 257 84 81.7 19.1 Wind Parameters Mean winds (0-6000m): 239.3 at 38.2 knts Storm direction: 269.3 at 28.6 knts Shear (0-3000m) pos: 4.7 neg: 2.2 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 91.2 deg Storm rel helicity (0-3000m) pos: 343.1 neg: -69.4 tot: 273.7 m^2/s^2 ave: 91.2 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 6.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.20 Bulk Shear: 174.69 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 ------------------------------------------------------------------------------- 500 184 3 96 29| 0.0 8.9 8.9| 6.9 -53.6 -46.6 -93.3 -0.49| 11.6 -5.6 1000 171 6 100 30| 7.6 4.4 12.1|135.3 -53.6 81.7 81.7 0.32| 14.8 4.8 1500 196 9 109 28| 9.9 3.0 12.8|238.9 -53.6 185.3 123.5 0.54| 15.1 8.2 2000 210 13 116 25| 7.0 2.2 9.2|253.1 -68.0 185.1 92.5 0.43| 13.8 5.9 2500 219 15 121 22| 5.6 0.5 6.1|293.0 -69.4 223.5 89.4 0.48| 13.7 6.6 3000 222 19 131 21| 4.7 2.2 6.8|343.1 -69.4 273.7 91.2 0.50| 13.5 6.8 4000 228 26 151 19| 4.6 1.6 6.2|439.4 -69.4 369.9 92.5 0.57| 11.9 6.8 5000 235 32 172 18| 4.4 1.6 6.0|511.6 -69.4 442.1 88.4 0.60| 10.8 6.4 6000 239 38 192 20| 4.5 2.4 6.9|617.2 -81.6 535.5 89.3 0.52| 11.4 5.9 Wrote GIF file: /home/apache/climate/data/raob//KMFR/skewt/KMFR.skewt.20251221.06.gif