Morocco occupies 446,550 square kilometers in the northwestern corner of Africa. The country borders Algeria to the east and southeast across 1,601 kilometers, Western Sahara to the south across 444 kilometers, the Atlantic Ocean to the west across 1,835 kilometers, and the Mediterranean Sea to the north across 512 kilometers. The Strait of Gibraltar separates Morocco from Spain by 14 kilometers at the narrowest point. Morocco's territorial waters extend 12 nautical miles, with a contiguous zone of 24 nautical miles and an exclusive economic zone of 200 nautical miles. The country claims Western Sahara as its Southern Provinces, though this claim remains unrecognized by the United Nations. Morocco's effective administrative control covers Western Sahara, adding approximately 266,000 square kilometers to the functional territory.
The Atlas Mountains dominate Morocco's interior in three parallel ranges running northeast to southwest. The High Atlas extends approximately 700 kilometers from the Atlantic coast near Agadir to the Algerian border, forming Morocco's central spine. Jbel Toubkal rises 4,167 meters in the High Atlas, making it the highest peak in North Africa and the Arab world. The Middle Atlas runs parallel to the north, stretching roughly 350 kilometers with elevations typically between 2,000 and 3,000 meters, reaching 3,340 meters at Jbel Bou Naceur. The Anti-Atlas forms the southernmost range, extending approximately 500 kilometers parallel to the Atlantic coast with lower elevations generally between 1,500 and 2,500 meters, reaching 2,531 meters at Jbel Aklim. These ranges create distinct climate zones and water catchment basins that have determined human settlement patterns for millennia.
The Rif Mountains form a separate system along the Mediterranean coast, running approximately 290 kilometers from Tangier eastward to the Moulouya River valley. The range rises steeply from the coast, with Jbel Tidirhine reaching 2,456 meters. The Rif receives higher precipitation than any other Moroccan mountain range due to Mediterranean weather systems, with some peaks receiving over 2,000 millimeters annually. This moisture supports cedar and fir forests at higher elevations and dense maquis vegetation at lower altitudes. The mountains drop sharply to the Mediterranean, creating a narrow coastal plain rarely exceeding 30 kilometers in width.
The Sahara Desert occupies Morocco's entire southeastern region beyond the Anti-Atlas and High Atlas. The desert begins where annual precipitation drops below 100 millimeters, typically occurring 200 to 300 kilometers inland from the Atlantic coast. Erg Chebbi near Merzouga contains dunes reaching 150 meters in height, extending approximately 22 kilometers north to south and 5 kilometers east to west. Erg Chigaga in the Draa Valley measures approximately 40 kilometers long and 15 kilometers wide, with some dunes exceeding 300 meters in height. Between these sand seas lie vast hammada plateaus of bare rock and reg plains of gravel and small stones. Summer temperatures in the Moroccan Sahara regularly exceed 45 degrees Celsius during the day, dropping to 5 degrees Celsius at night.
Morocco's major rivers flow from the Atlas Mountains to either the Atlantic Ocean or the Mediterranean Sea, with no permanent rivers reaching the Sahara. The Sebou River drains the Middle Atlas and western Rif, flowing 458 kilometers to the Atlantic near Kenitra with an average discharge of 137 cubic meters per second. The Oum Er-Rbia originates in the Middle Atlas, running 555 kilometers to the Atlantic near El Jadida with average flow of 41 cubic meters per second. The Moulouya drains the eastern Atlas ranges, flowing 520 kilometers to the Mediterranean with average discharge of 21 cubic meters per second. These three rivers provide approximately 60 percent of Morocco's renewable water resources. South of the High Atlas, wadis carry seasonal flow to internal basins or toward the Sahara, with the Draa River extending 1,100 kilometers as Morocco's longest river despite flowing above ground only after significant rainfall.
The Atlantic coastal plain extends from Tangier south to Sidi Ifni, varying from 40 to 120 kilometers in width. The plain narrows north of Rabat to approximately 40 kilometers, then widens south of Casablanca to over 100 kilometers in the Doukkala region. This plain contains Morocco's most productive agricultural land due to alluvial soils deposited by rivers and moderate temperatures influenced by the Atlantic. The Canary Current flows southward along Morocco's Atlantic coast, bringing cooler water from the North Atlantic and creating upwelling that supports rich fisheries. Sea surface temperatures range from 16 degrees Celsius in winter to 22 degrees Celsius in summer, significantly cooler than equivalent Mediterranean latitudes.
The Souss Valley runs between the High Atlas and Anti-Atlas for approximately 150 kilometers, draining westward to the Atlantic at Agadir. The valley floor sits at elevations between 50 and 400 meters, with a width varying from 15 to 40 kilometers. The Souss River flows only seasonally, but groundwater supports intensive agriculture. The valley receives 200 to 300 millimeters of annual precipitation, concentrated between November and March. Argan trees cover the valley slopes and plains between the mountains, representing the northern extent of this species' global range. The valley produces approximately half of Morocco's citrus exports and substantial vegetable crops using groundwater irrigation.
The Draa Valley extends approximately 200 kilometers from Ouarzazate southeast toward the Algerian border. The Draa River flows above ground only after significant rainfall in the High Atlas, but subsurface water supports a chain of oases. Six major oasis settlements line the valley between Agdz and M'Hamid, separated by barren stretches where the river disappears underground. Date palms dominate the vegetation in these oases, with approximately 3 million palms producing 60,000 to 80,000 tons of dates annually. The valley floor sits between 700 and 900 meters elevation, protected from Saharan heat by the Anti-Atlas to the south and watered by Atlas snowmelt from the north.
Morocco's Mediterranean coast extends approximately 530 kilometers from the Algerian border west to Tangier. The coastline alternates between rocky headlands and small beaches, with few natural harbors. The continental shelf narrows to 10 kilometers or less along most of this coast, with the seabed dropping rapidly to depths exceeding 1,000 meters. The Alboran Sea, the westernmost basin of the Mediterranean, reaches depths of 2,000 meters north of the Moroccan coast. Mediterranean water flows eastward into the sea at the surface through the Strait of Gibraltar, while denser Atlantic water flows westward at depth, creating complex current patterns along the coast.
The Strait of Gibraltar connects the Atlantic Ocean and Mediterranean Sea across a minimum width of 14 kilometers between Point Marroqui in Morocco and Point Tarifa in Spain. The strait reaches maximum depths of 900 meters in the Camarinal Sill section. Surface currents flow eastward into the Mediterranean at speeds up to 3 knots, while deeper currents flow westward at approximately 2 knots. This creates challenging navigation conditions that have influenced human movement between Europe and Africa throughout history. The strait's position creates a meteorological boundary where Atlantic weather systems meet Mediterranean climate patterns, producing highly variable local conditions.
Coastal morphology along Morocco's Atlantic coast varies dramatically from north to south. North of Rabat, the coast features low cliffs of sedimentary rock interspersed with river mouths and small beaches. Between Rabat and Essaouira, the coast becomes increasingly sandy with extensive dune systems reaching 10 to 15 kilometers inland in places. South of Essaouira, rocky headlands become more common again, with beaches confined to protected bays. Coastal dunes reach heights of 40 meters in some locations near Essaouira. The Essaouira region experiences consistent northeasterly trade winds averaging 25 to 35 kilometers per hour during summer months, creating conditions that shape coastal landforms and support wind-based recreation.
Morocco contains substantial groundwater resources in several aquifer systems. The Souss-Massa aquifer beneath the Souss Valley and coastal plain near Agadir holds an estimated 2 billion cubic meters, though extraction exceeds recharge by approximately 300 million cubic meters annually. The Haouz aquifer beneath the Marrakech plain contains approximately 3 billion cubic meters, with extraction also exceeding sustainable levels. The Sais aquifer beneath the plain around Fes and Meknes holds roughly 1.5 billion cubic meters with more balanced extraction rates. These aquifers accumulated over thousands of years but face depletion as agricultural demand has increased since the 1970s. The Moroccan government estimates total renewable water resources at approximately 22 billion cubic meters annually, with surface water comprising 18 billion cubic meters and groundwater recharge at 4 billion cubic meters.
The Toubkal massif in the High Atlas contains North Africa's highest concentration of peaks exceeding 4,000 meters. Besides Jbel Toubkal at 4,167 meters, Ouanoukrim reaches 4,088 meters, Ras n'Ouanoukrim reaches 4,083 meters, and Timesguida n'Ouanoukrim reaches 4,089 meters. These peaks support small permanent snowfields on north-facing slopes above 3,800 meters, though glaciers that existed during the last ice age have completely disappeared. Snowfall begins at these elevations in October and accumulates through April, with depths reaching 3 to 5 meters on protected slopes. Meltwater from this snowpack feeds streams flowing north toward Marrakech and south toward the Souss Valley and Saharan oases, making the High Atlas Morocco's primary water tower.
The Middle Atlas contains extensive cedar forests between 1,400 and 2,600 meters elevation. The cedar forests of Azrou cover approximately 1,340 square kilometers, while the Ifrane region contains roughly 800 square kilometers of cedar. These forests represent the southern edge of the Atlas cedar's range, which extends northward through Algeria but exists nowhere else in the world. Individual trees reach 40 meters in height and 6 meters in circumference, with some specimens estimated at 800 to 1,000 years old. The Middle Atlas receives heavier precipitation than other Atlas ranges due to its position facing Atlantic weather systems, with higher elevations receiving 600 to 1,200 millimeters annually. Snow covers the higher elevations from December through March, with depths reaching 2 to 3 meters in some winters.
Volcanic geology appears in several Moroccan regions. The Middle Atlas contains numerous extinct volcanic cones and crater lakes formed during volcanic activity between 10 million and 500,000 years ago. The most prominent crater lakes include Aguelmam Azigza at 1,460 meters elevation covering 57 hectares and reaching depths of 40 meters, and Aguelmam Afennourir at 1,480 meters covering 38 hectares. Basalt flows from these ancient eruptions cover extensive areas of the Middle Atlas plateau. The Siroua massif in the Anti-Atlas rises to 3,304 meters as an eroded volcanic complex that was active between 10 and 3 million years ago. These volcanic rocks weather to produce relatively fertile soils compared to the surrounding sedimentary formations.
The Todra Gorge cuts through the eastern High Atlas where the Todra River has eroded limestone formations into vertical walls reaching 300 meters in height. The gorge narrows to approximately 10 meters width at the bottom, with the river occupying 3 to 4 meters of this space during normal flow. The gorge extends about 600 meters at its narrowest section, then widens as the river emerges onto the piedmont plain. Similar formations appear in the Dades Gorge 25 kilometers to the west, where the Dades River has cut walls up to 500 meters high through limestone and dolomite layers. These gorges formed over millions of years as Atlas uplift raised the limestone while rivers maintained their courses through downcutting.
Morocco's position between 21 and 36 degrees north latitude places the country at the junction of temperate and subtropical climate zones. The northern coast experiences a Mediterranean climate with wet winters and dry summers, receiving 400 to 900 millimeters annually depending on elevation and exposure. The Atlantic coast experiences a more moderate climate with smaller temperature ranges and coastal fog during summer months when offshore upwelling creates cool sea surface temperatures. The interior plains transition to semi-arid steppe climate receiving 200 to 400 millimeters annually. The Atlas Mountains create a rain shadow effect, with northern and western slopes receiving substantially more precipitation than southern and eastern slopes. The Saharan region receives less than 100 millimeters annually, with some areas averaging below 50 millimeters.
Seismic activity occurs throughout Morocco due to the country's position near the boundary between the African and Eurasian tectonic plates. The 1960 Agadir earthquake measured 5.7 magnitude and killed approximately 12,000 people when it struck at night on February 29, destroying most of the city's traditional construction. The 2004 Al Hoceima earthquake measured 6.4 magnitude and killed 628 people in the Rif Mountains. More recently, the September 8, 2023 earthquake measured 6.8 magnitude with an epicenter in the High Atlas approximately 72 kilometers southwest of Marrakech, killing over 2,900 people and destroying numerous villages in mountain areas where traditional earthen construction proved vulnerable. The Moroccan government estimates that approximately 6 million people live in zones of high seismic risk, primarily in the Rif and Atlas mountain regions and along the Atlantic coast near Agadir.
Coastal lagoons along Morocco's Atlantic coast create ecologically important wetlands. Merja Zerga north of Kenitra covers approximately 7,300 hectares as Morocco's second-largest lagoon, connected to the Atlantic by a narrow channel. The lagoon reaches maximum depths of 3 meters at high tide and experiences tidal fluctuations of 1.5 to 2 meters. Khnifiss Lagoon near Tarfaya covers roughly 6,500 hectares as a hypersaline coastal lagoon separated from the Atlantic by a sand barrier. The Oualidia Lagoon between Safi and El Jadida covers 300 hectares and supports oyster farming that produces approximately 200 tons annually. These lagoons serve as critical stopover sites for migratory birds traveling between Europe and sub-Saharan Africa along the East Atlantic Flyway.
The Ouzoud Waterfalls in the Middle Atlas drop approximately 110 meters in three major tiers where the Ouzoud River descends from the plateau to the lower valley. The falls are located near the village of Tanaghmeilt, about 150 kilometers northeast of Marrakech at an elevation of roughly 1,060 meters. Water flow varies dramatically between winter wet season when the falls carry substantial volume and summer when flow may reduce to a fraction of peak levels. The travertine formations around the falls indicate long-term calcium carbonate deposition from the limestone-rich water. The falls have become a significant tourist attraction, with infrastructure developed along the viewing paths during the 1990s and 2000s.
Morocco's diverse topography creates numerous microclimates within relatively short distances. Ifrane in the Middle Atlas sits at 1,665 meters elevation and experiences a humid continental climate with cold, snowy winters and mild summers, receiving approximately 900 millimeters of precipitation annually. The town recorded Morocco's lowest temperature of minus 23.9 degrees Celsius on February 11, 1935. Just 60 kilometers south, elevations drop to 500 meters and annual precipitation falls to 400 millimeters with much warmer winter temperatures. This topographic diversity allows Morocco to produce both temperate crops like apples and cherries in the Middle Atlas and tropical crops like bananas and avocados in protected coastal valleys.
The Anti-Atlas contains Morocco's oldest exposed rocks, with Precambrian basement formations dating to 2 billion years ago visible in deeply eroded valleys. The range consists primarily of metamorphic and igneous rocks overlain by Paleozoic sedimentary formations. Copper and silver mineralization occurs in several locations, with ancient mines near Tazaghart and Aoulouz showing evidence of exploitation dating to Roman times and possibly earlier. The Anti-Atlas rises more gradually than the High Atlas, with gentler slopes on the southern side facing the Sahara and steeper northern slopes facing the Souss Valley. The range receives minimal precipitation, typically 100 to 200 millimeters annually, falling primarily as brief intense storms that create flash flooding in the dry wadis.
Morocco's maritime zones encompass both Atlantic and Mediterranean waters with substantially different characteristics. The Atlantic fishing grounds benefit from the Canary Current upwelling that brings nutrient-rich deep water to the surface, supporting sardine, anchovy, and mackerel populations that sustain Morocco's fishing industry. Morocco's Atlantic exclusive economic zone covers approximately 1.1 million square kilometers, making it one of the largest in Africa. The Mediterranean zone covers approximately 18,000 square kilometers and supports different species adapted to the warmer, less productive Mediterranean waters. The total Moroccan fishing fleet numbers approximately 18,000 vessels, with 16,000 operating in coastal waters and 2,000 in deep-sea fisheries.