UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122606.upa.cvt Date: 0600Z 26 DEC 25 Searching for KMFR... Searching the city database file for: KMFR ... Date:0600Z 26 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 17 SFC 955 405 5.0 3.8 92 1.2 4.4 340 3 281.8 282.7 279.7 296.4 5.26 2 942 513 5.0 3.1 87 1.9 4.1 335 4 282.9 283.8 280.0 297.1 5.07 3 925 657 4.8 2.4 84 2.4 3.7 290 1 284.2 285.1 280.4 298.0 4.92 4 908 808 3.8 2.0 88 1.8 2.9 208 6 284.7 285.5 280.6 298.4 4.87 5 896 917 4.2 1.1 80 3.1 2.8 150 9 286.2 287.0 281.0 299.3 4.62 6 877 1091 3.2 0.0 79 3.2 1.7 115 8 286.9 287.7 281.0 299.3 4.36 7 850 1344 0.8 -0.6 90 1.4 0.2 85 9 287.0 287.7 281.0 299.3 4.30 8 840 1439 0.0 -0.5 96 0.5 -0.2 101 10 287.1 287.9 281.2 299.6 4.39 9 823 1602 -0.9 -1.0 99 0.1 -1.0 117 12 287.8 288.6 281.4 300.2 4.32 10 807 1759 -1.9 -1.9 100 0.0 -1.9 123 17 288.4 289.1 281.4 300.2 4.12 11 763 2203 -3.9 -3.9 100 0.0 -3.9 149 27 290.9 291.6 282.1 301.8 3.75 12 751 2328 -4.7 -5.0 98 0.3 -4.8 157 30 291.4 292.0 282.0 301.6 3.51 13 747 2370 -4.5 -5.5 93 1.0 -4.9 160 31 292.0 292.6 282.2 302.0 3.39 14 700 2879 -7.9 -8.3 97 0.4 -8.1 180 34 293.7 294.3 282.4 302.4 2.92 15 676 3149 -9.5 -9.5 100 0.0 -9.5 186 40 294.9 295.4 282.7 303.2 2.75 16 649 3464 -11.1 -11.6 96 0.5 -11.3 192 45 296.5 297.0 283.0 303.9 2.42 17 646 3499 -11.3 -12.5 91 1.2 -11.7 192 45 296.7 297.1 282.8 303.6 2.26 18 645 3511 -11.5 -13.0 89 1.5 -12.0 192 45 296.6 297.0 282.7 303.3 2.18 19 632 3667 -12.5 -13.4 93 0.9 -12.8 195 44 297.2 297.6 282.9 303.8 2.15 20 598 4087 -15.7 -17.5 86 1.8 -16.2 200 46 298.2 298.5 282.7 303.3 1.62 21 595 4125 -16.1 -17.9 86 1.8 -16.6 200 46 298.2 298.5 282.6 303.1 1.57 22 548 4739 -20.7 -22.8 83 2.1 -21.1 193 51 299.8 300.0 282.8 303.4 1.12 23 541 4834 -21.3 -22.5 90 1.2 -21.5 191 53 300.2 300.4 283.0 303.9 1.16 24 533 4944 -22.3 -23.8 88 1.5 -22.6 191 55 300.3 300.5 282.9 303.7 1.05 25 524 5069 -23.3 -23.3 100 0.0 -23.3 193 56 300.6 300.8 283.1 304.2 1.12 26 517 5167 -24.3 -26.3 83 2.0 -24.6 195 57 300.5 300.7 282.7 303.3 0.86 27 512 5238 -24.7 -26.4 86 1.7 -25.0 197 58 300.9 301.0 282.9 303.7 0.86 28 508 5295 -25.5 -28.5 76 3.0 -26.0 198 59 300.6 300.7 282.5 302.9 0.72 29 502 5381 -26.1 -28.1 83 2.0 -26.4 199 60 300.9 301.0 282.7 303.3 0.75 30 500 5410 -26.3 -28.8 79 2.5 -26.7 200 60 301.0 301.1 282.7 303.3 0.71 31 458 6039 -31.3 -32.0 94 0.7 -31.4 196 62 302.4 302.5 283.1 304.3 0.57 32 456 6070 -32.1 -35.4 72 3.3 -32.4 195 62 301.7 301.8 282.7 303.1 0.41 33 453 6116 -32.3 -32.9 94 0.6 -32.4 195 62 302.1 302.2 283.0 303.8 0.53 34 450 6163 -32.5 -32.7 98 0.2 -32.5 195 62 302.4 302.5 283.1 304.2 0.54 35 448 6194 -32.9 -35.1 81 2.2 -33.1 195 62 302.3 302.4 282.9 303.7 0.43 36 445 6242 -33.5 -35.3 84 1.8 -33.7 195 63 302.1 302.2 282.8 303.5 0.43 37 444 6258 -33.7 -36.4 77 2.7 -34.0 195 63 302.0 302.1 282.7 303.3 0.38 38 441 6305 -34.1 -36.0 83 1.9 -34.3 195 63 302.1 302.2 282.8 303.5 0.40 39 440 6321 -34.5 -37.8 72 3.3 -34.8 195 63 301.8 301.9 282.5 303.0 0.33 40 437 6369 -34.7 -37.3 77 2.6 -35.0 195 63 302.1 302.2 282.7 303.4 0.35 41 436 6385 -35.1 -38.6 70 3.5 -35.4 195 63 301.8 301.9 282.5 302.9 0.31 42 427 6530 -36.1 -39.1 74 3.0 -36.4 195 64 302.4 302.4 282.8 303.4 0.30 43 424 6579 -36.7 -40.2 70 3.5 -37.0 195 64 302.2 302.3 282.7 303.2 0.27 44 408 6844 -38.9 -41.5 76 2.6 -39.1 195 63 302.7 302.8 282.8 303.6 0.25 45 405 6895 -39.3 -42.7 70 3.4 -39.5 195 62 302.8 302.9 282.8 303.6 0.22 46 401 6963 -40.1 -42.9 74 2.8 -40.3 195 60 302.7 302.7 282.8 303.4 0.22 47 400 6980 -40.1 -44.6 62 4.5 -40.4 195 60 302.9 302.9 282.8 303.5 0.18 48 384 7256 -42.9 -46.6 67 3.7 -43.1 195 58 302.7 302.8 282.7 303.3 0.15 49 383 7274 -43.1 -46.3 71 3.2 -43.3 195 58 302.7 302.7 282.7 303.3 0.16 50 367 7560 -44.5 -48.6 64 4.1 -44.7 195 61 304.6 304.6 283.4 305.0 0.13 51 363 7633 -43.9 -49.9 51 6.0 -44.2 195 62 306.3 306.3 284.1 306.7 0.11 52 354 7801 -45.1 -50.1 57 5.0 -45.3 197 69 306.9 306.9 284.3 307.3 0.11 53 351 7857 -45.5 -52.5 45 7.0 -45.7 198 71 307.1 307.1 284.4 307.4 0.08 54 349 7896 -44.5 -60.5 15 16.0 -44.9 198 72 309.0 309.0 284.9 309.1 0.03 55 300 8900 -47.5 -65.5 11 18.0 -47.9 205 92 318.4 318.4 288.2 318.5 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5393.00 m Freezing level: 840.00 mb = 1438.94 m = 4720.89 ft Wetbulb zero: 845.23 mb = 1389.13 m = 4557.44 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 91.13 % Est. max temperature: 11.59 C = 52.87 F Sfc-Lift cond lev (LCL): 937.46 mb = 551.38 m = 1808.96 ft T: 4.95 C 700-500 lapse rate: 7.27 C/km ThetaE index: 0.21 C Layer 751.0- 747.0 mb Conv cond level (CCL): 847.50 mb = 1367.63 m = 4486.92 ft Mean mixing ratio: 4.72 g/kg Conv temperature: 10.12 C = 50.21 F Cap Strength: 3.93 C Lifted Index: 3.74 C Risk: None Lifted Index @300 mb: 14.24 C Lifted Index @700 mb: 2.39 C Showalter Index: 3.15 C Risk: None Total Totals Index: 52.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 25.70 C K Index: 26.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 154.00 Risk: None Energy Index: 0.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.85 J/kg Max Up Vert Vel: 6.61 m/s Conv Inhibition (B-): 1348.78 J/kg Cap Strength: 3.90 C Lift Cond Lev (LCL): 871.25 mb = 1144.26 m = 3754.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 at 28 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 ---------------------------------------------------------- 0 955 405 340 3 1.0 -2.8 | 34 30 -16.6 -25.1 1 931 610 330 4 2.0 -3.5 | 31 30 -15.6 -25.8 2 925 657 290 1 0.9 -0.3 | 36 28 -16.7 -22.6 3 896 914 150 9 -4.5 7.8 | 57 26 -22.1 -14.5 4 863 1219 90 7 -7.0 0.0 | 48 33 -24.6 -22.3 5 850 1344 85 9 -9.0 -0.8 | 49 35 -26.6 -23.1 6 831 1524 115 10 -9.1 4.2 | 56 32 -26.7 -18.1 7 799 1829 125 19 -15.6 10.9 | 71 35 -33.2 -11.4 8 769 2134 145 26 -14.9 21.3 | 88 33 -32.6 -1.0 9 740 2438 165 32 -8.3 30.9 | 108 27 -25.9 8.6 10 712 2743 175 31 -2.7 30.9 | 113 22 -20.3 8.6 11 700 2879 180 34 0.0 34.0 | 124 21 -17.6 11.7 12 657 3353 190 45 7.8 44.3 | 156 24 -9.8 22.0 13 631 3658 195 44 11.4 42.5 | 163 21 -6.3 20.2 14 606 3962 200 47 16.1 44.2 | 176 22 -1.6 21.9 15 582 4267 200 44 15.0 41.3 | 172 19 -2.6 19.1 16 537 4877 190 54 9.4 53.2 | 165 32 -8.3 30.9 17 500 5410 200 60 20.5 56.4 | 185 34 2.9 34.1 18 454 6096 195 62 16.0 59.9 | 178 38 -1.6 37.6 19 416 6706 195 65 16.8 62.8 | 179 41 -0.8 40.5 20 400 6980 195 60 15.5 58.0 | 177 36 -2.1 35.7 21 380 7315 195 58 15.0 56.0 | 176 34 -2.6 33.7 22 363 7620 195 62 16.0 59.9 | 178 38 -1.6 37.6 23 317 8534 205 96 40.6 87.0 | 200 69 22.9 64.7 24 300 8900 205 92 38.9 83.4 | 199 65 21.2 61.1 25 289 9144 210 90 45.0 77.9 | 206 62 27.4 55.7 26 250 10058 215 79 45.3 64.7 | 213 51 27.7 42.4 Wind Parameters Mean winds (0-6000m): 188.4 at 37.9 knts Storm direction: 218.4 at 28.4 knts Shear (0-3000m) pos: 9.5 neg: 1.5 tot: 11.1 10-3/s Storm rel Dir Shear (0-3000m): 123.5 deg Storm rel helicity (0-3000m) pos: 477.6 neg: -42.5 tot: 435.2 m^2/s^2 ave: 145.1 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 14.8 stream: 10.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.14 Bulk Shear: 151.90 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 ------------------------------------------------------------------------------- 500 196 4 42 25| 12.0 0.0 12.0| 70.4 -9.1 61.3 122.5 0.58| 17.1 9.9 1000 112 6 49 31| 6.0 4.6 10.7| 87.2 -42.5 44.7 44.7 0.26| 14.8 3.8 1500 117 9 54 31| 8.9 3.1 11.9|212.0 -42.5 169.5 113.0 0.49| 14.9 7.3 2000 135 13 64 30| 10.3 2.3 12.6|355.7 -42.5 313.2 156.6 0.62| 16.0 9.9 2500 150 17 74 27| 9.2 1.9 11.1|404.3 -42.5 361.8 144.7 0.63| 15.1 9.5 3000 163 21 85 24| 9.5 1.5 11.1|477.6 -42.5 435.2 145.1 0.68| 14.8 10.1 4000 179 27 105 19| 7.4 1.2 8.6|517.8 -51.6 466.2 116.6 0.65| 12.7 8.2 5000 185 33 125 18| 6.6 1.1 7.8|611.9 -67.1 544.8 109.0 0.61| 12.3 7.5 6000 188 38 141 19| 5.5 1.4 6.9|616.3-109.1 507.2 84.5 0.54| 10.9 5.9 Wrote GIF file: /home/apache/climate/data/raob//KMFR/skewt/KMFR.skewt.20251226.06.gif