Cold fronts occur in several areas on the weather map, in the Pacific Ocean off British Columbia; beginning in southern Utah and running northeast across the Great Plains into Canada almost as far as Hudson Bay; and in the eastern Gulf of Mexico, extending northeastward across Florida toward the hurricane just off shore.
Cold Front | No data | Arid and low water use | Low (<10%) | Low-medium (10-20%) | Medium-high (20-40%) | High (40-80%) | Extremely high (>80%) | Tropical rain forest (Af) | Tropical monsoon (Am) | Tropical savanna (Aw) | Tropical, subtropical hot desert (BWh) | Midlatitude cold desert (BWk) | Tropical, subtropical hot steppe (BSh) | Midlatitude cold steppe (BSk) | Humid subtropical moist all year, hot summer (Cfa) | Marine West Coast (Cfb, Cfc) | Mediterranean (Csa, Csb) | Humid continental, hot summers (Dfa, Dwa, Dsa) | Humid continental, mild summers (Dfb, Dwb, Dsb) | Subarctic, cool summer (Dfc, Dwc, Dsc) | Tundra (ET) | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Alaska | 0.132% | 87.9% | 0.193% | 0.154% | 1.32% | 0.263% | 0.281% | 82.1% | 11.6% | |||||||||||||
Arizona | 3.34% | 9.37% | 6.97% | 0.448% | 4.52% | 23.6% | 2.88% | 10.7% | 39.0% | 0.733% | 5.07% | |||||||||||
Utah | 5.42% | 20.8% | 13.7% | 0.313% | 0.420% | 49.5% | 0.588% | 61.0% | 7.26% | 6.12% | ||||||||||||
Yukon | 0.923% | 99.0% | 98.1% | 1.84% | ||||||||||||||||||
Northwest Territories | 0.342% | 3.62% | 0.348% | 72.6% | 0.290% | |||||||||||||||||
District of Columbia | 100% | 100% | ||||||||||||||||||||
Florida | 3.68% | 10.4% | 12.0% | 0.279% | 0.266% | 0.590% | 4.03% | 1.55% | 91.4% | |||||||||||||
Idaho | 0.772% | 13.8% | 28.4% | 8.83% | 44.9% | 2.91% | 30.2% | 3.27% | 54.9% | 1.18% | ||||||||||||
New Hampshire | 17.2% | 33.7% | 40.5% | 8.46% | 76.3% | 23.7% | ||||||||||||||||
Rhode Island | 0.183% | 86.5% | 6.09% | 13.3% | 69.7% | |||||||||||||||||
Vermont | 7.27% | 88.3% | 4.41% | 99.7% | 0.255% | |||||||||||||||||
Washington | 72.6% | 3.37% | 5.42% | 0.287% | 6.53% | 5.04% | 1.86% | 1.11% | 24.0% | 43.6% | ||||||||||||
Wyoming | 21.7% | 0.541% | 70.3% | 7.26% | 46.3% | 0.567% | 32.4% | 12.0% | ||||||||||||||
Nunavut | 0.979% | 18.2% | 11.8% | 17.3% | ||||||||||||||||||
Montana | 28.7% | 2.60% | 14.6% | 5.24% | 35.2% | 57.3% | 38.2% | 1.27% | ||||||||||||||
Maine | 94.9% | 2.65% | 0.228% | 0.817% | 93.3% | 6.03% | ||||||||||||||||
North Dakota | 7.38% | 3.22% | 4.45% | 0.249% | 9.67% | 36.7% | 10.1% | 1.48% | 86.6% | |||||||||||||
Kentucky | 76.6% | 17.7% | 5.68% | 92.1% | 7.93% | |||||||||||||||||
Nova Scotia | 0.182% | 80.1% | 75.7% | |||||||||||||||||||
Virginia | 11.9% | 0.775% | 16.4% | 1.64% | 80.5% | 3.31% | 4.25% | 9.08% | ||||||||||||||
Delaware | 0.105% | 37.7% | 61.1% | 86.7% | 10.3% | |||||||||||||||||
Prince Edward Island | 98.5% | 89.3% | ||||||||||||||||||||
Saskatchewan | 4.25% | 59.9% | 2.62% | 2.54% | 2.67% | 0.868% | 0.467% | 36.8% | 57.3% | |||||||||||||
Mississippi | 74.5% | 1.57% | 23.9% | 99.8% | ||||||||||||||||||
West Virginia | 63.6% | 17.6% | 14.6% | 29.5% | 25.5% | 4.76% | ||||||||||||||||
Nebraska | 2.25% | 0.605% | 3.54% | 22.3% | 73.5% | 17.7% | 79.4% | 2.90% | ||||||||||||||
Texas | 4.07% | 3.41% | 2.84% | 1.94% | 22.5% | 2.71% | 2.54% | 13.8% | 23.0% | 60.1% | ||||||||||||
Missouri | 45.5% | 14.9% | 0.131% | 5.37% | 26.4% | 72.3% | ||||||||||||||||
Louisiana | 54.5% | 20.6% | 5.75% | 97.6% | ||||||||||||||||||
Hawaii | 7.82% | 6.90% | 5.68% | 2.83% | 0.523% | |||||||||||||||||
North Carolina | 0.116% | 12.2% | 54.7% | 3.14% | 0.982% | 91.1% | 3.09% | 0.441% | ||||||||||||||
Oregon | 14.3% | 48.2% | 11.8% | 4.82% | 0.772% | 0.847% | 6.51% | 31.0% | 31.1% | 15.4% | 5.08% | |||||||||||
New Brunswick | 99.5% | 97.3% | ||||||||||||||||||||
Alabama | 92.6% | 5.45% | 0.987% | 100% | ||||||||||||||||||
New Mexico | 30.3% | 0.128% | 7.32% | 21.7% | 0.730% | 68.2% | 0.895% | 2.27% | 0.265% | 0.661% | 14.3% | 0.207% | ||||||||||
Kansas | 5.13% | 0.176% | 1.82% | 13.8% | 68.4% | 22.6% | 9.98% | 67.4% | ||||||||||||||
Wisconsin | 5.67% | 25.0% | 40.8% | 9.68% | 21.4% | 78.5% | ||||||||||||||||
British Columbia | 92.0% | 1.55% | 0.285% | 0.184% | 0.977% | 0.593% | 0.282% | 40.5% | 47.6% | |||||||||||||
Newfoundland and Labrador | 74.5% | 13.1% | 63.7% | 9.22% | ||||||||||||||||||
New Jersey | 0.162% | 3.07% | 94.0% | 1.76% | 24.0% | 56.9% | 17.8% | |||||||||||||||
South Carolina | 0.748% | 24.6% | 36.2% | 99.3% | 0.150% | |||||||||||||||||
Michigan | 56.0% | 3.00% | 4.63% | 9.70% | 16.9% | 83.0% | 0.172% | |||||||||||||||
Alberta | 3.52% | 56.8% | 0.267% | 4.01% | 3.67% | 11.4% | 3.24% | 63.2% | 13.0% | |||||||||||||
Connecticut | 0.460% | 29.6% | 24.9% | 23.8% | 1.35% | 51.3% | 48.4% | |||||||||||||||
Pennsylvania | 1.42% | 27.8% | 49.9% | 3.96% | 0.122% | 52.0% | 44.8% | |||||||||||||||
Colorado | 5.40% | 0.795% | 9.40% | 85.2% | 56.3% | 2.11% | 28.6% | 8.17% | 0.521% | |||||||||||||
Nevada | 8.21% | 0.731% | 1.40% | 0.413% | 2.80% | 24.0% | 8.09% | 6.39% | 39.1% | 0.125% | 1.34% | 0.631% | ||||||||||
Massachusetts | 0.206% | 0.166% | 33.6% | 8.30% | 30.7% | 1.16% | 78.7% | |||||||||||||||
Georgia | 8.71% | 47.0% | 37.9% | 99.6% | 0.332% | |||||||||||||||||
New York | 25.4% | 5.89% | 56.3% | 5.19% | 0.401% | 2.68% | 93.4% | |||||||||||||||
Maryland | 0.151% | 4.45% | 64.3% | 1.05% | 8.49% | 29.2% | 31.9% | 5.56% | ||||||||||||||
Québec | 99.1% | 0.240% | 0.104% | 20.2% | 62.1% | 14.6% | ||||||||||||||||
Manitoba | 0.656% | 83.1% | 11.7% | 2.04% | 1.39% | 33.0% | 66.8% | |||||||||||||||
Oklahoma | 11.4% | 5.60% | 4.28% | 17.9% | 30.0% | 9.80% | 90.2% | |||||||||||||||
Tennessee | 90.1% | 5.50% | 98.2% | 1.29% | 0.470% | |||||||||||||||||
Ontario | 1.22% | 97.2% | 1.67% | 1.13% | 0.290% | 53.6% | 42.8% | |||||||||||||||
California | 0.688% | 12.5% | 0.232% | 17.8% | 2.26% | 1.00% | 19.3% | 2.56% | 1.48% | 0.371% | 49.0% | 7.52% | ||||||||||
Arkansas | 12.6% | 46.8% | 33.2% | 6.01% | 100% | |||||||||||||||||
South Dakota | 32.7% | 3.47% | 37.3% | 22.0% | 41.0% | 41.2% | 15.3% | |||||||||||||||
Ohio | 3.42% | 0.721% | 29.0% | 3.59% | 81.0% | 15.0% | ||||||||||||||||
Indiana | 0.434% | 1.19% | 8.61% | 4.78% | 6.32% | 92.9% | 0.816% | |||||||||||||||
Minnesota | 6.20% | 21.0% | 3.81% | 13.1% | 23.4% | 22.0% | 15.1% | 84.4% | ||||||||||||||
Iowa | 3.53% | 26.6% | 12.5% | 44.0% | 16.3% | 0.628% | 96.5% | 0.309% | ||||||||||||||
Illinois | 30.9% | 0.187% | 44.1% | 9.75% | 6.99% | 89.9% | 1.23% |